JP6793788B2 - Multi-group call setup method and multi-group call setup device - Google Patents

Description

Embodiments of the present invention relate to the field of communication technology, and more particularly to multigroup call setup methods and multigroup call setup devices.

For practical application, an authorized Mission critical push to talk over (abbreviation: MCPTT) user will have to initiate a group call involving multiple MCPTT groups. For example, in an emergency, the fire brigade and the police force cooperate with each other. Since the field commander needs to coordinate the actions of multiple MCPTT groups to convey the same command and mission, a call involving multiple MCPTT groups is initiated. Prior art is not yet able to support such multi-group calling capabilities.

An embodiment of the present invention provides a multi-group call setup method and a multi-group call setup device for executing a multi-group call between a plurality of MCPTT groups.

According to the first aspect, one embodiment of the present invention provides a method for setting up a multi-group call.
The first MCPTT server is the step that decides to set up a multi-group call involving N MCPTT groups, where N is an integer greater than or equal to 2.
The step in which the first MCPTT server sends a call message to the first user equipment (User Equipment, abbreviation: UE), the call message is used to add the first UE to a multigroup call. When,
Including
The first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in the N MCPTT groups.

In relation to the second aspect, in the first possible embodiment of the first aspect,
Prior to the step in which the first MCPTT server decides to set up a multi-group call involving N MCPTT groups, this method
The first MCPTT server is the step of receiving the multi-group call setup message sent by the second UE, and the second MCPTT user has sent N multi-group call setup messages to the first MCPTT server. Used to request the setup of a multi-group call involving the MCPTT group of
Including
The second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.
The step by which the first MCPTT server decides to set up a multi-group call involving N MCPTT groups is
The step in which the first MCPTT server decides to set up a multi-group call according to the multi-group call setup message,
The first MCPTT user is any MCPTT user in N MCPTT groups except the second MCPTT user.

In the second possible embodiment of the first aspect, in relation to the first possible embodiment of the first aspect.
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the third possible embodiment of the first aspect, in relation to the second possible embodiment of the first aspect.
The step in which the first MCPTT server receives the multigroup call setup message sent by the second UE is
A step in which the first MCPTT server receives a multigroup call setup message sent by the second UE and forwarded by the MCPTT server of the second MCPTT user,
including.

In the fourth possible embodiment of the first aspect, in relation to the second possible embodiment of the first aspect or the third possible embodiment of the first aspect.
Before the first MCPTT server sends a call message to the first UE, this method
The step by which the first MCPTT server retrieves information about a temporary group according to the temporary group identifier,
The information about the temporary group includes the identifier of the temporary group and the identifier of N MCPTT groups.

In the fifth possible embodiment of the first aspect, in connection with the fourth possible embodiment of the first aspect.
Information about temporary groups
Information about MCPTT users in at least one MCPTT group out of N MCPTT groups,
Including further.

In the sixth possible embodiment of the first aspect, in relation to the first possible embodiment of the first aspect.
The multi-group call setup message contains the identifiers of N MCPTT groups and contains
The first MCPTT server is the MCPTT server of the second MCPTT user.

In the seventh possible embodiment of the first aspect, in connection with the sixth possible embodiment of the first aspect.
Before the first MCPTT server sends a call message to the first UE, this method
A step in which the first MCPTT server retrieves information about MCPTT users in at least one of the N MCPTT groups according to the identifiers of the N MCPTT groups.
Including further.

In the eighth possible embodiment of the first aspect, in relation to any one of the first aspect or the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
Steps where the first MCPTT server sends the first paging message to the first UE,
The first paging message is used to call the first UE to join the multigroup call, so that the first UE joins the multigroup call according to the first paging message.

In a ninth possible embodiment of the first aspect, in connection with any one of the first aspect, or any one of the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
The step in which the first MCPTT server sends a second paging message to the MCPTT server of the first MCPTT user,
The second paging message is used to call the first UE to join a multigroup call, so that the first MCPTT user's MCPTT server sends a third paging message to the first UE. , The first UE joins the multigroup call according to the third paging message.

In a tenth possible embodiment of the first aspect, in connection with any one of the first aspect, or any one of the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
The step in which the first MCPTT server sends a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth paging message is used to call the first UE to join the multigroup call, so that the MCPTT server of the MCPTT group to which the first MCPTT user belongs has the fifth paging to the first UE. Send a message or use the MCPTT server of the first MCPTT user to send a fifth paging message to the first UE, the first UE joins the multigroup call according to the fifth paging message, and the fifth Paging message is used to call the first UE to join a multigroup call.

In the eleventh possible embodiment of the first aspect, in connection with any one of the first aspect, or any one of the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
The step in which the first MCPTT server sends the first notification message to the first UE,
The first notification message contains the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier, and therefore the first. UE joins a multigroup call according to the session identifier.

In the twelfth possible embodiment of the first aspect, in connection with any one of the first aspect, or any one of the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
The step in which the first MCPTT server sends a second notification message to the MCPTT server of the first MCPTT user,
The second notification message contains the session identifier of the multigroup call, and the second notification message is used to instruct the first UE to join the multigroup call according to the session identifier, hence the first. MCPTT user's MCPTT server sends a third notification message to the first UE, the third notification message contains the session identifier, the third notification message goes to the first UE, and a multi-group call according to the session identifier. Used to instruct to join, so the first UE joins the multigroup call according to the session identifier.

In the thirteenth possible embodiment of the first aspect, in connection with any one of the first aspect, or any one of the first to seventh possible embodiments of the first aspect.
The step in which the first MCPTT server sends a call message to the first UE is
The step in which the first MCPTT server sends a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth notification message contains the session identifier of the multigroup call, and the fourth notification message is used to instruct the first UE to join the multigroup call according to the session identifier, and therefore the first. The MCPTT server of the MCPTT group to which the MCPTT user belongs sends a fifth notification message to the first UE, or uses the MCPTT server of the first MCPTT user to send a fifth notification message to the first UE. , The first UE joins the multigroup call according to the session identifier.

According to a second aspect, one embodiment of the present invention provides a multi-group call setup method, wherein the method.
The first UE is the step of receiving the call message, which is used to add the first UE to a multigroup call involving N MCPTT groups.
N is an integer greater than or equal to 2, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups, step and
The step that the first UE joins the multigroup call according to the call message,
including.

In the first possible embodiment of the second aspect,
The step in which the first UE receives the call message is
The first UE is the step of receiving the notification message, which contains the session identifier of the multigroup call.
Including
The notification message is used to instruct the first UE to join a multigroup call according to the session identifier.
The step in which the first UE joins a multigroup call according to the call message is
The step in which the first UE joins a multigroup call according to the session identifier,
including.

In the second possible embodiment of the second aspect, in relation to the first possible embodiment of the second aspect or the second aspect.
A multi-group call involving N MCPTT groups is initiated by a second MCPTT user and
The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In the third possible embodiment of the second aspect, in connection with the second possible embodiment of the second aspect, the first possible embodiment of the second aspect, or the second possible embodiment of the second aspect.
The step in which the first UE receives the call message is
The first UE receives a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or the first UE receives a call message sent by the MCPTT server of the first MCPTT user. Or the first UE receives a call message sent by a temporary group of MCPTT servers containing N MCPTT groups,
including.

In the fourth possible embodiment of the second aspect, in relation to the possible embodiment of the second aspect 2.
The step in which the first UE receives the call message is
The step in which the first UE receives the call message sent by the MCPTT server of the second MCPTT user,
including.

According to a third aspect, one embodiment of the present invention provides a multi-group call setup method, wherein the method.
The second UE is the step of generating a multigroup call setup message, which is a multigroup involving N MCPTT groups on the first MCPTT server by the second MCPTT user. Used to request to set up a call
N is an integer greater than or equal to 2, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups. , Steps and
The step that the second UE sends a multi-group call setup message to the first MCPTT server,
including.

In relation to the third aspect, in the first possible embodiment of the third aspect,
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the second possible embodiment of the third aspect, in relation to the first possible embodiment of the third aspect.
The step in which the second UE sends a multigroup call setup message to the first MCPTT server is
A step in which the second UE sends a multigroup call setup message to the first MCPTT server using the second MCPTT user's MCPTT server,
including.

In the third possible embodiment of the third aspect in relation to the first possible embodiment of the third aspect or the second possible embodiment of the third aspect.
Before the step where the second UE sends a multi-group call setup message to the first MCPTT server, this method
The second UE is the step to create a temporary group,
Including further.

In relation to the third aspect, in the fourth possible embodiment of the third aspect,
The multi-group call setup message contains the identifiers of N MCPTT groups and contains
The first MCPTT server is the MCPTT server of the second MCPTT user.

According to a fourth aspect, one embodiment of the present invention acts as a first MCPTT server.
A processor that is configured to determine to set up a multigroup call involving N MCPTT groups, where N is an integer greater than or equal to 2, the processor and
A transmitter / receiver configured to send a call message to the first user device UE, the call message is a transmitter / receiver used to add the first UE to a multigroup call.
Provides an MCPTT server that includes
The first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in the N MCPTT groups.

In relation to the fourth aspect, in the first possible embodiment of the fourth aspect,
The transmitter / receiver is further configured to receive the multigroup call setup message sent by the second UE before the processor decides to set up a multigroup call involving N MCPTT groups. The multi-group call setup message is used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups.
The second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.
When the processor decides to set up a multi-group call involving N MCPTT groups,
Decide to set up a multi-group call according to the multi-group call setup message,
The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In the second possible embodiment of the fourth aspect, in relation to the first possible embodiment of the fourth aspect.
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the third possible embodiment of the fourth aspect, in connection with the second possible embodiment of the fourth aspect.
When the transmitter / receiver receives the multi-group call setup message sent by the second UE,
Receives multigroup call setup messages sent by the second UE and forwarded by the MCPTT server of the second MCPTT user,
Is specifically configured.

In the fourth possible embodiment of the fourth aspect, in relation to the second possible embodiment of the fourth aspect or the third possible embodiment of the fourth aspect.
The processor is further configured to retrieve information about the temporary group according to the temporary group identifier before the transmitter / receiver sends a call message to the first UE.
Information about temporary groups includes the identifiers of temporary groups and the identifiers of N MCPTT groups.

In the fifth possible embodiment of the fourth aspect, in connection with the fourth possible embodiment of the fourth aspect.
Information about temporary groups
Information about MCPTT users in at least one MCPTT group out of N MCPTT groups,
Including further.

In the sixth possible embodiment of the fourth aspect, in connection with the first possible embodiment of the fourth aspect.
The multi-group call setup message contains the identifiers of N MCPTT groups, and the first MCPTT server is the MCPTT server of the second MCPTT user.

In relation to the sixth possible embodiment of the fourth aspect, in the seventh possible embodiment of the fourth aspect,
The processor gets information about MCPTT users in at least one of the N MCPTT groups according to the identifiers of the N MCPTT groups before the transmitter / receiver sends a call message to the first UE. It is further configured as.

In the eighth possible embodiment of the fourth aspect, in connection with any one of the fourth aspect, or the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send the first paging message to the first UE,
The first paging message is used to call the first UE to join the multigroup call, so that the first UE joins the multigroup call according to the first paging message.

In a ninth possible embodiment of the fourth aspect, in connection with any one of the fourth aspect, or one of the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a second paging message to the MCPTT server of the first MCPTT user,
The second paging message is used to call the first UE to join a multigroup call, so that the MCPTT server of the first MCPTT user is the third to the first UE. Sending a paging message, the first UE joins the multigroup call according to the third paging message.

In a tenth possible embodiment of the fourth aspect, in connection with any one of the fourth aspect, or the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth paging message is used to call the first UE to join a multigroup call, so that the MCPTT server of the MCPTT group to which the first MCPTT user belongs is the first UE. Sends a fifth paging message to, or uses the first MCPTT user's MCPTT server to send a fifth paging message to the first UE, and the first UE makes a multigroup call according to the fifth paging message. The fifth paging message is used to call the first UE to join the multigroup call.

In the eleventh possible embodiment of the fourth aspect, in relation to any one of the fourth aspect, or the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send the first notification message to the first UE,
The first notification message contains the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier. Therefore, the first UE joins the multigroup call according to the session identifier.

In the twelfth possible embodiment of the fourth aspect, in relation to any one of the fourth aspect, or the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a second notification message to the MCPTT server of the first MCPTT user,
The second notification message contains the session identifier of the multi-group call, and the second notification message is used to instruct the first UE to join the multi-group call according to the session identifier. Therefore, the MCPTT server of the first MCPTT user sends a third notification message to the first UE, the third notification message contains the session identifier, the third notification message goes to the first UE, and the session. It is used to instruct a multigroup call to join according to an identifier, so the first UE joins a multigroup call according to the session identifier.

In the thirteenth possible embodiment of the fourth aspect in relation to any one of the fourth aspect, or the first to seventh possible embodiments of the fourth aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth notification message contains the session identifier of the multi-group call, and the fourth notification message is used to instruct the first UE to join the multi-group call according to the session identifier. Therefore, the MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE, or uses the MCPTT server of the first MCPTT user to send a fifth to the first UE. Sending a notification message, the first UE joins the multigroup call according to the session identifier.

According to a fifth aspect, one embodiment of the present invention acts as a first UE,
A transmitter / receiver configured to receive a call message, which is used to add the first UE to a multigroup call involving N MCPTT groups.
N is an integer greater than or equal to 2, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups, with the transmitter / receiver ,
A processor, configured to join a multigroup call according to a call message,
Provide UE, including.

In relation to the fifth aspect, in the first possible embodiment of the fifth aspect,
When the transmitter / receiver receives the call message,
Receive a notification message containing the session identifier of a multigroup call,
Is specifically configured as
The notification message is used to instruct the first UE to join a multigroup call according to the session identifier.
When the processor joins a multigroup call according to a call message,
Join a multi-group call according to the session identifier,
Is specifically configured.

In the second possible mounting method of the fifth aspect, in relation to the first possible mounting method of the fifth aspect or the fifth aspect.
A multi-group call involving N MCPTT groups is initiated by a second MCPTT user and
The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In a third possible embodiment of the fifth aspect, in connection with a fifth aspect, a first possible embodiment of the fifth aspect, or a second possible embodiment of the fifth aspect.
When the transmitter / receiver receives the call message,
Receive a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or receive a call message sent by the MCPTT server of the first MCPTT user, or
Receives call messages sent by MCPTT servers in temporary groups, including N MCPTT groups,
Is specifically configured.

In the fourth possible embodiment of the fifth aspect, in connection with the second possible embodiment of the fifth aspect.
When the transmitter / receiver receives the call message,
Receive the call message sent by the MCPTT server of the second MCPTT user,
Is specifically configured.

According to a sixth aspect, one embodiment of the present invention acts as a second UE,
A processing unit configured to generate multi-group call setup messages, where multi-group call setup messages involve a multi-group with N MCPTT groups on the first MCPTT server by a second MCPTT user. Used to request to set up a call
N is an integer greater than or equal to 2, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups. , Processing department,
A transmitter / receiver configured to send a multigroup call setup message to the first MCPTT server,
Provide UE, including.

In relation to the sixth aspect, in the first possible embodiment of the sixth aspect,
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the second possible embodiment of the sixth aspect, in connection with the first possible embodiment of the sixth aspect.
When the transmitter / receiver sends a multigroup call setup message to the first MCPTT server,
Send a multigroup call setup message to the first MCPTT server using the second MCPTT user's MCPTT server,
Is specifically configured.

In the third possible embodiment of the sixth aspect in relation to the first possible embodiment of the sixth aspect or the second possible embodiment of the sixth aspect.
The processor is further configured so that the transmitter / receiver creates a temporary group before sending a multigroup call setup message to the first MCPTT server.

In relation to the sixth aspect, in the fourth possible embodiment of the sixth aspect,
The multi-group call setup message contains the identifiers of N MCPTT groups, and the first MCPTT server is the MCPTT server of the second MCPTT user.

According to a seventh aspect, one embodiment of the present invention acts as a first MCPTT server.
A processor configured to determine to set up a multi-group call involving N MCPTT groups, where N is an integer greater than or equal to 2, the processor and
A transmitter / receiver configured to send a call message to a first user device UE, the call message is a transmitter / receiver used to add the first UE to a multigroup call.
Provides MCPTT server, including
The first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in the N MCPTT groups.

In relation to the seventh aspect, in the first possible embodiment of the seventh aspect,
The transmitter / receiver is further configured to receive the multigroup call setup message sent by the second UE before the processor decides to set up a multigroup call involving N MCPTT groups. The group call setup message is used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups.
The second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.
When the processor decides to set up a multi-group call involving N MCPTT groups,
Decide to set up a multi-group call according to the multi-group call setup message,
The first MCPTT user is any MCPTT user in the N MCPTT group except the second MCPTT user.

In the second possible embodiment of the seventh aspect, in connection with the first possible embodiment of the seventh aspect.
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the third possible embodiment of the seventh aspect, in connection with the second possible embodiment of the seventh aspect.
When the transmitter / receiver receives the multi-group call setup message sent by the second UE,
Receives multigroup call setup messages sent by the second UE and forwarded by the MCPTT server of the second MCPTT user,
Especially configured as.

In the fourth possible embodiment of the seventh aspect in relation to the second possible embodiment of the seventh aspect or the third possible embodiment of the seventh aspect.
The processor is further configured to retrieve information about the temporary group according to the temporary group identifier before the transmitter / receiver sends a call message to the first UE.
Information about temporary groups includes the identifiers of temporary groups and the identifiers of N MCPTT groups.

In the fifth possible embodiment of the seventh aspect, in connection with the fourth possible embodiment of the seventh aspect.
Information about temporary groups
Information about MCPTT users in at least one MCPTT group out of N MCPTT groups,
Including further.

In the sixth possible embodiment of the seventh aspect, in relation to the first possible embodiment of the seventh aspect.
The multi-group call setup message contains the identifiers of N MCPTT groups and contains
The first MCPTT server is the MCPTT server of the second MCPTT user.

In relation to the sixth possible embodiment of the seventh aspect, in the seventh possible embodiment of the seventh aspect,
The processor should retrieve information about MCPTT users in at least one of the N MCPTT groups according to the identifiers of the N MCPTT groups before the transmitter / receiver sends a call message to the first UE. Is further configured in.

In the eighth possible embodiment of the seventh aspect, in connection with any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
Send the first paging message to the first UE,
The first paging message is used to call the first UE to join the multigroup call, so that the first UE joins the multigroup call according to the first paging message.

In a ninth possible embodiment of the seventh aspect, in connection with any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a second paging message to the MCPTT server of the first MCPTT user,
The second paging message is used to call the first UE to join a multigroup call, so that the MCPTT server of the first MCPTT user has a third paging message on the first UE. And the first UE joins the multigroup call according to the third paging message.

In a tenth possible embodiment of the seventh aspect, in connection with any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth paging message is used to call the first UE to join a multigroup call, so that the MCPTT server of the MCPTT group to which the first MCPTT user belongs is the first UE. Send a 5 paging message, or send a 5th paging message to the 1st UE using the 1st MCPTT user's MCPTT server, and the 1st UE joins the multigroup call according to the 5th paging message. , The fifth paging message is used to call the first UE to join a multigroup call.

In the eleventh possible embodiment of the seventh aspect in relation to any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
Send the first notification message to the first UE,
The first notification message contains the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier. , The first UE joins the multigroup call according to the session identifier.

In the twelfth possible embodiment of the seventh aspect, in relation to any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
It is specifically configured to send a second notification message to the MCPTT server of the first MCPTT user, the second notification message containing the session identifier of the multigroup call.
The second notification message is used to instruct the first UE to join a multigroup call according to the session identifier, so that the MCPTT server of the first MCPTT user sends the first UE a third notification message. The third notification message to be sent contains the session identifier, and the third notification message is used to instruct the first UE to join the multigroup call according to the session identifier, so that the first UE is the session. Join a multigroup call according to the identifier.

In the thirteenth possible embodiment of the seventh aspect, in connection with any one of the seventh aspect, or one of the first to seventh possible embodiments of the seventh aspect.
When the transmitter / receiver sends a call message to the first UE,
Send a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
The fourth notification message contains the session identifier of the multigroup call, and the fourth notification message is used to instruct the first UE to join the multigroup call according to the session identifier. , The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE, or uses the MCPTT server of the first MCPTT user to send a fifth notification message to the first UE. And the first UE joins the multigroup call according to the session identifier.

According to an eighth aspect, one embodiment of the present invention acts as a first UE,
A transmitter / receiver configured to receive a call message, which is used to add the first UE to a multigroup call involving N MCPTT groups.
N is an integer greater than or equal to 2, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups, with the transmitter / receiver. ,
With a processor, which is configured to join a multigroup call according to a ringing message,
Provide UE, including.

In connection with the eighth aspect, in the first possible embodiment of the eighth aspect, when the transmitter / receiver receives the ringing message,
Receive a notification message containing the session identifier of a multigroup call,
Specially configured as
The notification message is used to instruct the first UE to join a multigroup call according to the session identifier.
When the processor joins a multigroup call according to a ringing message,
Join a multi-group call according to the session identifier,
Especially configured as.

In the second possible embodiment of the eighth aspect in relation to the eighth aspect or the first possible embodiment of the eighth aspect.
A multi-group call involving N MCPTT groups is initiated by a second MCPTT user and
The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In a third possible embodiment of the eighth aspect, in connection with the eighth aspect, the first possible embodiment of the eighth aspect, or the second possible embodiment of the eighth aspect.
When the transmitter / receiver receives the call message,
Receive a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or receive a call message sent by the MCPTT server of the first MCPTT user, or
Receives call messages sent by MCPTT servers in temporary groups, including N MCPTT groups,
Especially configured as.

In the fourth possible embodiment of the eighth aspect, in relation to the second possible embodiment of the eighth aspect.
When the transmitter / receiver receives the call message,
Receive the call message sent by the MCPTT server of the second MCPTT user,
Especially configured as.

According to a ninth aspect, one embodiment of the present invention acts as a second UE,
A processor configured to generate multi-group call setup messages, which is a multi-group call involving N MCPTT groups on the first MCPTT server by a second MCPTT user. Used to request to set up
N is an integer greater than or equal to 2, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups. , Processor,
A transmitter / receiver configured to send a multigroup call setup message to the first MCPTT server,
Provide UE, including.

In relation to the ninth aspect, in the first possible embodiment of the ninth aspect,
The multi-group call setup message contains a temporary group identifier containing N MCPTT groups and contains
The first MCPTT server is a temporary group of MCPTT servers.

In the second possible embodiment of the ninth aspect, in connection with the first possible embodiment of the ninth aspect.
When the transmitter / receiver sends a multigroup call setup message to the first MCPTT server,
Send a multigroup call setup message to the first MCPTT server using the second MCPTT user's MCPTT server,
Especially configured as.

In the third possible embodiment of the ninth aspect in relation to the first possible embodiment of the ninth aspect or the second possible embodiment of the ninth aspect.
The processor is further configured to create a temporary group before the transmitter / receiver sends a multigroup call setup message to the first MCPTT server.

In relation to the ninth aspect, in the fourth possible embodiment of the ninth aspect,
The multi-group call setup message contains the identifiers of N MCPTT groups and contains
The first MCPTT server is the MCPTT server of the second MCPTT user.

According to the multi-group call setup method and the multi-group call setup device provided in the embodiments of the present invention, the first MCPTT server determines to set up a multi-group call involving N MCPTT groups. Send a call message to the first UE, so the first UE joins the multigroup call according to the call message, the first MCPTT user is the associated user of the first UE, and the first MCPTT user. Is any MCPTT user in N MCPTT groups. In this way, a multi-group call can be made between N MCPTT groups.

In order to more clearly explain the technical solutions in the embodiments of the present invention or in the prior art, the accompanying drawings necessary to describe each embodiment or prior art will be briefly described below. Obviously, the accompanying drawings of the following description show some embodiments of the present invention, and those skilled in the art can easily derive other drawings from these accompanying drawings.

It is a flow chart of the 1st Embodiment of the multi-group call setup method by this invention. It is a flow chart of the 2nd Embodiment of the multi-group call setup method by this invention. It is a flow chart of the 3rd Embodiment of the multi-group call setup method by this invention. It is a flow chart of the 4th Embodiment of the multi-group call setup method by this invention. It is a flow chart of the 5th Embodiment of the multi-group call setup method by this invention. It is a flow chart of the 6th Embodiment of the multi-group call setup method by this invention. It is a schematic structure diagram of the 1st Embodiment of the MCPTT server according to this invention. It is a schematic structural drawing of the 1st Embodiment of UE by this invention. It is a schematic structural drawing of the 2nd Embodiment of UE by this invention. It is a schematic structure diagram of the 2nd Embodiment of the MCPTT server by this invention. It is a schematic structural drawing of the 3rd Embodiment of UE by this invention. It is a schematic structural drawing of the 4th Embodiment of UE by this invention.

In order to better clarify the objectives, technical solutions, and advantages of embodiments of the invention, the technical solutions of embodiments of the invention are described below in connection with the accompanying drawings of embodiments of the invention. Explain clearly and fully. Obviously, the embodiments described are only a part, but not all, of the embodiments of the present invention. All other embodiments effortlessly obtained by one of ordinary skill in the art based on the embodiments of the present invention shall be within the scope of protection of the present invention.

FIG. 1 is a flow chart of a first embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 1, the method of this embodiment includes the following steps.

S101. The first MCPTT server decides to set up a multigroup call involving N MCPTT groups, where N is an integer greater than or equal to 2.

S102. The first MCPTT server sends a call message to the first UE, which is used to add the first UE to the multigroup call.

In this embodiment, the first MCPTT server can decide to set up a multi-group call involving N MCPTT groups. The first MCPTT server can decide to set up a multi-group call involving N MCPTT groups according to a preset policy, or the first MCPTT server can decide to set up N MCPTT servers according to the timing of the timer. Decided to set up a multi-group call involving MCPTT groups, or the first MCPTT server is a multi-group involving N MCPTT groups in the manner described in the second method embodiment of the present invention. You can decide to set up a call. In this embodiment of the present invention, there is no limitation on how the first MCPTT server sets up a multigroup call involving N MCPTT groups.

The first MCPTT server then sends a call message to the first UE, which is used to add the first UE to the multigroup call. The associated user of the first UE is called the first MCPTT user, and the associated user of the first UE refers to the MCPTT user who uses the first UE. The first MCPTT user may be any MCPTT user in N MCPTT groups. In this way, the first MCPTT server can add UEs used by any MCPTT user in N MCPTT groups to a multigroup call, thus multigrouping among N MCPTT groups. You can make a call.

The optional embodiment of S102 is similar to the embodiment in which the first MCPTT server adds the first UE to the multigroup call in the fourth method embodiment of the present invention. For details, refer to the following explanation. No details will be given here.

According to the multi-group call setup method provided in this embodiment, the first MCPTT server decides to set up a multi-group call involving N MCPTT groups and sends a call message to the first UE. Send, so the first UE joins the multigroup call according to the call message, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is in N MCPTT groups. Any MCPTT user. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 2 is a flow chart of a second embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 2, the method of this embodiment includes the following steps.

S201. The first MCPTT server receives the multi-group call setup message sent by the second UE, and the multi-group call setup message is sent by the second MCPTT user to the first MCPTT server with N MCPTT groups. Used to request the setup of involved multi-group calls.

S202. The first MCPTT server decides to set up a multigroup call according to the multigroup call setup message.

In the present embodiment, the second MCPTT user is a user who initiates a multi-group call involving N MCPTT groups. Since the second MCPTT user belongs to at least one MCPTT group, the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups, that is, the N MCPTT groups are the second. Includes MCPTT users. The second MCPTT user is the associated user of the second UE, i.e. the second UE is the UE used by the second MCPTT user.

The first MCPTT server receives the multi-group call setup message sent by the second UE, and the multi-group call setup message is sent by the second MCPTT user to the first MCPTT server with N MCPTT groups. Used to request the setup of involved multi-group calls. The first MCPTT server decides to set up a multigroup call according to the multigroup call setup message. N is an integer greater than or equal to 2, and each MCPTT group contains at least one MCPTT user.

Optionally, the multi-group call setup message contains a temporary group identifier containing N MCPTT groups, and the multi-group call setup message is temporary by the second MCPTT user to the first MCPTT server. Used to request the setup of a multi-group call involving N MCPTT groups forming a temporary group corresponding to the identifier according to the group's identifier.

Optionally, the multi-group call setup message contains N MCPTT group identifiers, and the multi-group call setup message is sent by the second MCPTT user to the first MCPTT server according to the N MCPTT group identifiers. Used to request the setup of a multi-group call involving N MCPTT groups corresponding to N identifiers.

S203. The first MCPTT server sends a call message to the first UE.

In this embodiment, the first MCPTT user is any MCPTT user in N MCPTT groups except the second MCPTT user, and the first MCPTT user is the associated user of the first UE. The first MCPTT server that receives the multi-group call setup message can send a call message to the first UE to add the first UE to the multi-group call. The process by which a UE used by another MCPTT user joins a multigroup call is similar and will not be discussed in detail here. In this way, a multi-group call can be made between N MCPTT groups.

For the optional embodiment of S202, refer to the related description of the fourth method embodiment of the present invention.

According to the multi-group call setup method provided in the present embodiment, the first MCPTT server receives the multi-group call setup message transmitted by the second UE, and the multi-group call setup message is the second MCPTT. Used by the user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups, then the first MCPTT server sends a call message to the first UE. (The associated user of the first UE is any MCPTT user in N MCPTT groups except the first MCPTT user), so the first UE joins the multigroup call. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 3 is a flow chart of a third embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 3, the method of this embodiment includes the following steps.

S301. The second UE generates a multi-group call setup message, and the multi-group call setup message causes the second MCPTT user to set up a multi-group call involving N MCPTT groups on the first MCPTT server. Used to request.

In this embodiment, the associated user of the second UE is the second MCPTT user, i.e. the second UE is the UE used by the second MCPTT user. When the second MCPTT user initiates a multigroup call involving N MCPTT groups, the second UE follows the user operation and the second MCPTT user makes a multigroup call involving N MCPTT groups. It can be determined that it has started. The second UE can generate a multi-group call setup message, which allows the second MCPTT user to make a multi-group call involving N MCPTT groups to the first MCPTT server. Used to request setup, N is an integer greater than or equal to 2 and each MCPTT group contains at least one MCPTT user. Since the second MCPTT user belongs to at least one MCPTT group, the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.

S302. The second UE sends a multigroup call setup message to the first MCPTT server.

In this embodiment, the second UE sends a multigroup call setup message to the first MCPTT server. After receiving the multigroup call setup message, the first MCPTT server can send a call message to the first UE according to the multigroup call setup message (the associated user of the first UE is the first. Any MCPTT user in N MCPTT groups except 2 MCPTT users), so the first UE joins a multigroup call involving N MCPTT groups. In this way, a multi-group call can be made between N MCPTT groups.

Optionally, the multi-group call setup message contains a temporary group identifier containing N MCPTT groups, and the multi-group call setup message is temporary by the second MCPTT user to the first MCPTT server. Used to request the setup of a multi-group call involving N MCPTT groups forming a temporary group corresponding to the identifier according to the group's identifier.

Optionally, the first MCPTT server is a temporary group of servers.

Optionally, the second UE can use the second MCPTT user's MCPTT server to send a multigroup call setup message to a temporary group of servers.

Optionally, the multi-group call setup message contains N MCPTT group identifiers, and the multi-group call setup message is sent by the second MCPTT user to the first MCPTT server according to the N MCPTT group identifiers. Used to request the setup of a multi-group call involving N MCPTT groups corresponding to N identifiers.

According to the multigroup call setup method provided in the present embodiment of the present invention, the second UE generates a multigroup call setup message, sends the multigroup call setup message to the first MCPTT server, and multigroups. The call setup message is used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups, so the first MCPTT server A call message can be sent to the first UE (the associated user of the first UE is any MCPTT user in N MCPTT groups except the second MCPTT user) and the first UE joins multi-group calling. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 4 is a flow chart of a fourth embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 4, the multi-group call setup message of the present embodiment includes a temporary group identifier including N MCPTT groups, and the first MCPTT server is a temporary group MCPTT server. The method of this embodiment includes the following steps.

S401. The second UE generates a multigroup call setup message.

In this embodiment, for the specific embodiment of S401, refer to the related description of the third method embodiment of the present invention. No details will be given here.

S402. The second UE sends a multi-group call setup message to the temporary group MCPTT server.

In this embodiment, N MCPTT groups form a temporary group. Temporary groups include the temporary group's MCPTT server. Therefore, the second UE sends a multi-group call setup message to the temporary group MCPTT server.

In the optional implementation method, the second UE can send a multigroup call setup message directly to the temporary group MCPTT server without using another network element device.

In another optional implementation, the second UE uses another network device (eg, the MCPTT server of the second MCPTT user) to send a multigroup call setup message to a temporary group of MCPTT servers. That is, the second UE sends a multi-group call setup message to the second MCPTT user's MCPTT server, and the second MCPTT user's server sends a multi-group call setup message to the temporary group MCPTT server. To transfer.

In this embodiment, the multi-group call setup message includes a temporary group identifier that includes N MCPTT groups.

Optionally, the second UE can further obtain the temporary group identifier before executing S402.

Optionally, the second UE can create additional temporary groups before running S402.

S403. The temporary group MCPTT server decides to set up a multigroup call according to the multigroup call setup message.

S404. The temporary group MCPTT server retrieves information about the temporary group according to the temporary group identifier.

In this embodiment, the temporary group MCPTT server decides to set up a multigroup call involving N MCPTT groups forming a temporary group after receiving the multigroup call setup message. , Then you can get information about the temporary group according to the temporary group identifier in the multigroup call setup message.

Information about temporary groups includes the identifiers of temporary groups and the identifiers of N MCPTT groups.

Optionally, information about the temporary group can further include information about MCPTT users within at least one MCPTT group out of N MCPTT groups.

The temporary group MCPTT server can then send a call message to the first UE to add the first UE to the multigroup call, and the associated user of the first UE is the first. The MCPTT user, the first MCPTT user, is any user in the N MCPTT groups except the second MCPTT user.

A first viable embodiment in which a temporary group of MCPTT servers sends a call message to a first UE comprises S405.

S405. The temporary group of MCPTT servers sends the first paging message to the first UE.

In this embodiment, the first paging message is used to call the first UE to join the multigroup call, so that the first UE joins the multigroup call according to the first paging message.

In the first optional implementation method, if the information about the temporary group contains information about the first MCPTT user, the temporary group MCPTT server will go to the first UE according to the information about the first MCPTT user. Send 1 paging message. Information about the first MCPTT user can include the identifier of the first MCPTT user and the location information of the first MCPTT user.

In the second optional implementation method, if the information about the temporary group contains information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, but the first When the MCPTT user's location information is not included, the temporary group of MCPTT servers is the first from the database that stores information about the first MCPTT user's MCPTT server or MCPTT user according to the first MCPTT user's identifier. Acquires the location information of the MCPTT user and then sends the first paging message to the first UE.

Optionally, the first paging message contains a temporary group identifier.

Optionally, the first paging message further includes the identifier of the first MCPTT user.

A second viable embodiment in which the temporary group of MCPTT servers sends a call message to the first UE includes S406 and S407.

S406. The temporary group of MCPTT servers sends a second paging message to the MCPTT server of the first MCPTT user.

In the present embodiment, the second paging message is used to call the first UE to join the multigroup call, so that the MCPTT server of the first MCPTT user sends a third paging message to the first UE. Send and the third paging message is used to call the first UE to join the multigroup call, so the first UE joins the multigroup call according to the third paging message.

In the optional implementation method, if the information about the temporary group includes information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, but of the first MCPTT user. When the temporary group MCPTT server does not contain location information and the temporary group MCPTT server is not the first MCPTT user's MCPTT server, the temporary group MCPTT server follows the first MCPTT user's identifier and the multigroup call setup message. Send a second paging message to the MCPTT server of the first MCPTT user.

Optionally, the second paging message contains a temporary group identifier.

Optionally, the second paging message further includes the identifier of the first MCPTT user.

S407. The MCPTT server of the first MCPTT user sends a third paging message to the first UE.

In the present embodiment, the MCPTT server of the first MCPTT user receives the second paging message sent by the temporary group of MCPTT servers, and then sends the third paging message to the first UE. The third paging message is used to call the first UE to join a multigroup call.

Optionally, the third paging message contains a temporary group identifier.

Optionally, the third paging message further includes the identifier of the first MCPTT user.

The second paging message and the third paging message may be the same message, that is, the MCPTT server of the first MCPTT user forwards or transfers the message sent by the MCPTT server of the temporary group. The second paging message and the third paging message may be different, that is, the MCPTT server of the first MCPTT user parses the messages sent by the temporary group of MCPTT servers, and then Note that the message retrieved after parsing can be sent to the first UE.

A third viable embodiment in which the temporary group of MCPTT servers sends a call message to the first UE includes S408 and S409.

S408. The temporary group MCPTT server sends a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

In this embodiment, the fourth paging message is used to call the first UE to join the multigroup call, so that the MCPTT server of the MCPTT group to which the first MCPTT user belongs is the fifth UE. Sends a paging message, and the first UE joins the multigroup call according to the fifth paging message.

In the optional implementation method, if the information about the temporary group does not include information about the first MCPTT user, the temporary group MCPTT server will follow the identifier of the MCPTT group to which the first MCPTT user belongs. Sends a fourth paging message to the MCPTT server of the MCPTT group to which the MCPTT user belongs.

Optionally, the fourth paging message contains the identifiers of N MCPTT groups.

Optionally, the fourth paging message further includes the identifier of the first MCPTT user.

S409. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth paging message to the first UE.

In the present embodiment, after receiving the fourth paging message, the MCPTT server of the MCPTT group to which the first MCPTT user belongs can send the fifth paging message to the first UE. The MCPTT server in the MCPTT group to which the first MCPTT user belongs may send the fifth paging message directly to the first UE without using another network element device, or the MCPTT to which the first MCPTT user belongs. The MCPTT server of the group may send a fifth paging message to the first UE using another network element device (eg, the MCPTT server of the first MCPTT user).

Optionally, the fifth paging message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs to the first UE can carry the identifier of the first MCPTT user.

The fourth paging message and the fifth paging message may be the same message, that is, the MCPTT server between the temporary group MCPTT server and the first UE is the temporary group MCPTT server. It only forwards the message sent by, or the 4th and 5th paging messages may be different messages, i.e. between the temporary group of MCPTT servers and the 1st UE. It should be noted that the MCPTT server of MPC can parse the messages sent by the temporary group of MCPTT servers and then send the messages obtained after the parse processing.

S410. The first UE joins a multi-group call.

In the present embodiment, the first UE joins the multigroup call according to the received first paging message, the received third paging message, or the received fifth paging message.

Optionally, the first UE sends a paging response message to the MCPTT server that sent the paging message to the first UE (eg, the first paging message, the second paging message, or the fifth paging message). You can also send. The paging response message is used to indicate that the first UE has agreed to join the multigroup call.

If, at the option, the first UE does not join the multigroup call, the first UE will also still have a paging message to the first UE (eg, a first paging message, a second paging message, or a second. You can send a paging response message to the MCPTT server that sent the paging message). The paging response message is used to indicate that the first UE has refused to join the multigroup call.

If the MCPTT server that received the first UE paging response message is not a temporary group MCPTT server, the MCPTT server sends a paging acknowledgment message to the temporary group MCPTT server according to all incoming paging response messages. To do. The paging acknowledgment message indicates the result of the multi-group call setup, for example, the completion of the setup or the failure of the setup, and optionally the UE used by the MCPTT user and agreed to join the multi-group call, and the multi-group call. Used to further direct MCPTT users who refuse to join.

A temporary group of MCPTT servers can send a call message to the first UE in connection with at least one of the first, second, or third viable embodiments described above. Therefore, keep in mind that the first UE joins the multi-group call.

A fourth viable embodiment in which the temporary group of MCPTT servers sends a call message to the first UE comprises S411.

S411. The temporary group of MCPTT servers sends the first notification message to the first UE.

In the present embodiment, the first notification message includes the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier. The first UE joins the multigroup call according to the session identifier.

In the optional implementation method, if the information about the temporary group contains information about the first MCPTT user, the temporary group MCPTT server will notify the first UE of the first according to the information about the first MCPTT user. Send a message. Information about the first MCPTT user can include the identifier of the first MCPTT user and the location information of the first MCPTT user.

In another optional implementation, if the information about the temporary group contains information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, but the first MCPTT. When it does not contain the user's location information, the temporary group of MCPTT servers will follow the identifier of the first MCPTT user and the first MCPTT from the database that stores information about the first MCPTT user's MCPTT server or MCPTT user. Acquires the user's location information and then sends the first notification message to the first UE.

Optionally, the first notification message contains a temporary group identifier.

Optionally, the first notification message contains the identifier of the first MCPTT user.

A fifth viable embodiment in which the temporary group of MCPTT servers sends a call message to the first UE includes S412 and S413.

S412. The temporary group of MCPTT servers sends a second notification message to the MCPTT server of the first MCPTT user.

In the present embodiment, the second notification message includes the session identifier of the multigroup call, and the second notification message is used to instruct the first UE to join the multigroup call according to the session identifier, therefore. The MCPTT server of the first MCPTT user sends a third notification message to the first UE, the third notification message contains the session identifier of the multigroup call, the third notification message is to the first UE, It is used to instruct to join a multi-group call according to the session identifier, so the first UE joins the multi-group call according to the session identifier in the third notification message.

In the optional implementation method, if the information about the temporary group includes information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, but of the first MCPTT user. When the temporary group MCPTT server does not contain location information and the temporary group MCPTT server is not the first MCPTT user's MCPTT server, the temporary group MCPTT server follows the identifier of the first MCPTT user and is of the first MCPTT user. Send a second notification message to the MCPTT server.

Optionally, the second notification message contains a temporary group identifier.

Optionally, the second notification message further includes the identifier of the first MCPTT user.

S413. The MCPTT server of the first MCPTT user sends a third notification message to the first UE.

In the present embodiment, the MCPTT server of the first MCPTT user receives the second notification message sent by the MCPTT server of the temporary group, and then sends the third notification message to the first UE. The third notification message contains the session identifier of the multigroup call, and the third notification message is used to instruct the first UE to join the multigroup call according to the session identifier.

Optionally, the third notification message contains a temporary group identifier. Optionally, the third notification message further includes the identifier of the first MCPTT user.

The second notification message and the third notification message may be the same message, that is, the MCPTT server of the first MCPTT user forwards or forwards the message sent by the MCPTT server of the temporary group. The second notification message and the third notification message may be different, that is, the MCPTT server of the first MCPTT user parses the messages sent by the temporary group of MCPTT servers, and then Note that the message retrieved after parsing can be sent to the first UE.

A sixth viable embodiment in which the temporary group of MCPTT servers sends a call message to the first UE includes S414 and S415.

S414. The temporary group MCPTT server sends a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

In the present embodiment, the fourth notification message includes the session identifier of the multigroup call, and the fourth notification message is used to instruct the first UE to join the multigroup call according to the session identifier. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE, and the first UE joins the multigroup call according to the session identifier in the fifth notification message.

In an optional implementation, if the information about the temporary group does not include information about the first MCPTT user, the temporary group's MCPTT server will follow the identifier of the MCPTT group to which the first MCPTT user belongs. Sends a fourth notification message to the MCPTT server of the MCPTT group to which the MCPTT user belongs.

Optionally, before sending the first notification message, the second notification message, or the fourth notification message described above, the temporary group MCPTT server sets the session identifier for the multigroup call. You can get more.

S415. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE.

In the present embodiment, after receiving the fourth notification message, the MCPTT server of the MCPTT group to which the first MCPTT user belongs can send the fifth notification message to the first UE. The MCPTT server in the MCPTT group to which the first MCPTT user belongs may send the fifth notification message directly to the first UE without using another network element device, or the MCPTT to which the first MCPTT user belongs. The MCPTT server of the group may send a fifth notification message to the first UE using another network element device (eg, the MCPTT server of the first MCPTT user).

Optionally, the fifth notification message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs to the first UE can carry the identifier of the first MCPTT user.

The fourth notification message and the fifth notification message may be the same message, that is, the MCPTT server between the temporary group MCPTT server and the first UE is the temporary group MCPTT server. It only forwards the message sent by, or the 4th and 5th notification messages may be different, that is, between the temporary group of MCPTT servers and the 1st UE. Note that the MCPTT server in is able to parse messages sent by a temporary group of MCPTT servers and then send messages retrieved after the parsing process.

S416. The first UE joins the multigroup call according to the session identifier.

In the present embodiment, when the first UE joins a multi-group call, the first UE is in the received notification message (first notification message, third notification message, or fifth notification message). Join a multigroup call according to the session identifier. If the first UE does not join the multigroup call, the first UE ignores the notification message and does not join the multigroup call.

The first UE may immediately join the multigroup call according to the session identifier after receiving the aforementioned notification message (first notification message, third notification message, or fifth notification message). , Or the first UE may not immediately join the multigroup call when it receives the aforementioned notification message (first notification message, third notification message, or fifth notification message). Please note that there is. Due to session contention, or for another reason, the first UE may join a multigroup call according to the session identifier after a delay of a period of time.

According to the multi-group call setup method provided in this embodiment, the second UE sends a multi-group call setup message to the temporary group MCPTT server, and the multi-group call setup message is the second MCPTT user. Used by the temporary group MCPTT server to set up a multi-group call involving N MCPTT groups, then the temporary group MCPTT server is the temporary group identifier. Get information about the temporary group according to, then add the first UE to the multigroup call (the associated user of the first UE is any in N MCPTT groups except the second MCPTT user). MCPTT user). In this way, a multi-group call can be made between N MCPTT groups.

FIG. 5 is a flow chart of a fifth embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 5, the multi-group call setup message of the present embodiment includes the identifiers of N MCPTT groups, and the first MCPTT server is the MCPTT server of the second MCPTT user. The method of this embodiment includes the following steps.

S501. The second UE generates a multigroup call setup message.

In the present embodiment, for the specific embodiment of S501, refer to the related description of the fourth method embodiment of the present invention. No details will be given here.

S502. The second UE sends a multigroup call setup message to the MCPTT server of the second MCPTT user.

S503. The second MCPTT user's MCPTT server decides to set up a multigroup call according to the multigroup call setup message.

In this embodiment, the multi-group call setup message includes N MCPTT group identifiers. Optionally, the second MCPTT user's MCPTT server can retrieve information about MCPTT users within at least one of the N MCPTT groups according to the identifiers of the N MCPTT groups.

After the second MCPTT user's MCPTT server receives the multigroup call setup message, the second MCPTT user's MCPTT server calls the first UE to add the first UE to the multigroup call. The first MCPTT user is any user in the N MCPTT group except the second MCPTT user.

A first viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE comprises S504.

S504. The MCPTT server of the second MCPTT user sends the first paging message to the first UE.

In this embodiment, the first paging message is used to call the first UE to join the multigroup call, so that the first UE joins the multigroup call according to the first paging message.

In the first optional implementation method, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, then the MCPTT server of the second MCPTT user is the information about the first MCPTT user. Send the first paging message to the first UE according to. Information about the first MCPTT user can include the identifier of the first MCPTT user and the location information of the first MCPTT user.

In the second optional implementation method, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, the information about the first MCPTT user will be the identifier of the first MCPTT user. When including, but not including the location information of the first MCPTT user, the MCPTT server of the second MCPTT user provides information about the MCPTT server or MCPTT user of the first MCPTT user according to the identifier of the first MCPTT user. The location information of the first MCPTT user is acquired from the stored database, and then the first paging message is sent to the first UE.

Optionally, the first paging message contains the identifiers of N MCPTT groups.

Optionally, the first paging message further includes the identifier of the first MCPTT user.

A second viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE comprises S505 and S506.

S505. The MCPTT server of the second MCPTT user sends a second paging message to the MCPTT server of the first MCPTT user.

In the present embodiment, the second paging message is used to call the first UE to join the multigroup call, so that the MCPTT server of the first MCPTT user sends a third paging message to the first UE. Send and the third paging message is used to call the first UE to join the multigroup call, so the first UE joins the multigroup call according to the third paging message.

In the optional implementation method, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, When the location information of the first MCPTT user is not included and the MCPTT server of the second MCPTT user is not the MCPTT server of the first MCPTT user, the MCPTT server of the second MCPTT user is of the first MCPTT user. Send a second paging message to the MCPTT server of the first MCPTT user according to the identifier.

Optionally, the second paging message contains the identifiers of N MCPTT groups.

Optionally, the second paging message further includes the identifier of the first MCPTT user.

S506. The MCPTT server of the first MCPTT user sends a third paging message to the first UE.

In the present embodiment, the MCPTT server of the first MCPTT user receives the second paging message sent by the MCPTT server of the second MCPTT user, and then sends the third paging message to the first UE. , The third paging message is used to call the first UE to join a multigroup call.

Optionally, the third paging message contains the identifiers of N MCPTT groups.

Optionally, the third paging message further includes the identifier of the first MCPTT user.

The second paging message and the third paging message may be the same message, that is, the MCPTT server of the first MCPTT user forwards or forwards the message sent by the MCPTT server of the second MCPTT user. The second paging message and the third paging message may be different messages, that is, the first MCPTT user's MCPTT server parses the message sent by the second MCPTT user's MCPTT server. Note that the message obtained after the parsing process can then be sent to the first UE.

A third viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE includes S507 and S508.

S507. The MCPTT server of the second MCPTT user sends a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

In this embodiment, the fourth paging message is used to call the first UE to join the multigroup call, so that the MCPTT server of the MCPTT group to which the first MCPTT user belongs is the fifth UE. Sends a paging message, and the first UE joins the multigroup call according to the fifth paging message.

In the optional implementation method, if the MCPTT server of the second MCPTT user does not get information about the first MCPTT user, the MCPTT server of the second MCPTT user follows the identifier of the MCPTT group to which the first MCPTT user belongs. , Sends a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

Optionally, the fourth paging message contains the identifiers of N MCPTT groups.

Optionally, the fourth paging message further includes the identifier of the first MCPTT user.

S508. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth paging message to the first UE.

In the present embodiment, after receiving the fourth paging message, the MCPTT server of the MCPTT group to which the first MCPTT user belongs can send the fifth paging message to the first UE. The MCPTT server in the MCPTT group to which the first MCPTT user belongs may send the fifth paging message directly to the first UE without using another network element device, or the MCPTT to which the first MCPTT user belongs. The MCPTT server of the group may send a fifth paging message to the first UE using another network element device (eg, the MCPTT server of the first MCPTT user).

Optionally, the fifth paging message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs to the first UE can carry the identifier of the first MCPTT user.

The fourth paging message and the fifth paging message may be the same message, that is, the MCPTT server between the second MCPTT user's MCPTT server and the first UE is that of the second MCPTT user. It only forwards the message sent by the MCPTT server, or the 4th and 5th paging messages may be different messages, i.e. the MCPTT server and the 1st UE of the 2nd MCPTT user. Note that the MCPTT server between and can parse the message sent by the MCPTT server of the second MCPTT user and then send the message obtained after the syntax parsing process.

S509. The first UE joins a multi-group call.

In the present embodiment, the first UE joins the multigroup call according to the received first paging message, the received third paging message, or the received fifth paging message.

Optionally, the first UE sends a paging response message to the MCPTT server that sent the paging message to the first UE (eg, the first paging message, the second paging message, or the fifth paging message). You can also send. The paging response message is used to indicate that the first UE has agreed to join the multigroup call.

If, at the option, the first UE does not join the multigroup call, the first UE will also still have a paging message to the first UE (eg, a first paging message, a second paging message, or a second. You can send a paging response message to the MCPTT server that sent the paging message). The paging response message is used to indicate that the first UE has refused to join the multigroup call.

If the MCPTT server that received the paging response message of the first UE is not the MCPTT server of the second MCPTT user, the MCPTT server follows all the received paging response messages and sends the paging acknowledgment message to the MCPTT server of the second MCPTT user. To send. Paging acknowledgment messages are used by MCPTT users to indicate which UEs have agreed to join a multigroup call and MCPTT users who have refused to join a multigroup call.

The MCPTT server of the second MCPTT user is used by the MCPTT users in N MCPTT groups in connection with at least one of the first, second, or third viable embodiments described above. Note that UEs can be added to multigroup calls.

A fourth viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE comprises S510.

S510. The MCPTT server of the second MCPTT user sends the first notification message to the first UE.

In the present embodiment, the first notification message includes the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier. The first UE joins the multigroup call according to the session identifier.

In the optional implementation method, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, the MCPTT server of the second MCPTT user will follow the information about the first MCPTT user. Send the first notification message to the UE of. Information about the first MCPTT user can include the identifier of the first MCPTT user and the location information of the first MCPTT user.

In another optional implementation, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user. However, when the location information of the first MCPTT user is not included, the MCPTT server of the second MCPTT user stores information about the MCPTT server or MCPTT user of the first MCPTT user according to the identifier of the first MCPTT user. The location information of the first MCPTT user is acquired from the database, and then the first notification message is sent to the first UE.

Optionally, the first notification message contains the identifiers of N MCPTT groups.

Optionally, the first notification message contains the identifier of the first MCPTT user.

A fifth viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE comprises S511 and S512.

S511. The MCPTT server of the second MCPTT user sends a second notification message to the MCPTT server of the first MCPTT user.

In the present embodiment, the second notification message includes the session identifier of the multigroup call, and the second notification message is used to instruct the first UE to join the multigroup call according to the session identifier, therefore. The MCPTT server of the first MCPTT user sends a third notification message to the first UE, the third notification message contains the session identifier of the multigroup call, the third notification message is to the first UE, It is used to instruct to join a multi-group call according to the session identifier, so the first UE joins the multi-group call according to the session identifier in the third notification message.

In the optional implementation method, if the MCPTT server of the second MCPTT user can obtain information about the first MCPTT user, the information about the first MCPTT user includes the identifier of the first MCPTT user, When the location information of the first MCPTT user is not included, the MCPTT server of the second MCPTT user sends a second notification message to the MCPTT server of the first MCPTT user according to the identifier of the first MCPTT user.

Optionally, the second notification message contains the identifiers of N MCPTT groups.

Optionally, the second notification message further includes the identifier of the first MCPTT user.

S512. The MCPTT server of the first MCPTT user sends a third notification message to the first UE.

In the present embodiment, the MCPTT server of the first MCPTT user receives the second notification message sent by the MCPTT server of the second MCPTT user, and then sends the third notification message to the first UE. , The third notification message contains the session identifier of the multigroup call, and the third notification message is used to instruct the first UE to join the multigroup call according to the session identifier.

Optionally, the third notification message contains the identifiers of N MCPTT groups.

Optionally, the third notification message further includes the identifier of the first MCPTT user.

The second notification message and the third notification paging message may be the same message, that is, the MCPTT server of the first MCPTT user forwards the message sent by the MCPTT server of the second MCPTT user. Alternatively, the second notification message and the third notification message may be different, that is, the first MCPTT user's MCPTT server parses the message sent by the second MCPTT user's MCPTT server. Note that you can then send the message retrieved after the parsing process to the first UE.

A sixth viable embodiment in which the MCPTT server of the second MCPTT user sends a call message to the first UE comprises S513 and S514.

S513. The MCPTT server of the second MCPTT user sends a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

In the present embodiment, the fourth notification message includes the session identifier of the multigroup call, and the fourth notification message is used to instruct the first UE to join the multigroup call according to the session identifier. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE, and the first UE joins the multigroup call according to the session identifier in the fifth notification message.

In the optional implementation method, if the MCPTT server of the second MCPTT user does not get information about the first MCPTT user, the MCPTT server of the second MCPTT user follows the identifier of the MCPTT group to which the first MCPTT user belongs. , Sends a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs.

Optionally, before sending the first notification message, the second notification message, or the fourth notification message described above, the MCPTT server of the second MCPTT user has the session identifier of the multigroup call. Can be obtained further.

S514. The MCPTT server of the MCPTT group to which the first MCPTT user belongs sends a fifth notification message to the first UE.

In the present embodiment, after receiving the fourth notification message, the MCPTT server of the MCPTT group to which the first MCPTT user belongs can send the fifth notification message to the first UE. The MCPTT server in the MCPTT group to which the first MCPTT user belongs may send the fifth notification message directly to the first UE without using another network element device, or the MCPTT to which the first MCPTT user belongs. The MCPTT server of the group may send a fifth notification message to the first UE using another network element device (eg, the MCPTT server of the first MCPTT user).

Optionally, the fifth notification message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs to the first UE can carry the identifier of the first MCPTT user.

The fourth and fifth notification messages may be the same message, that is, the MCPTT server between the second MCPTT user's MCPTT server and the first UE is the second MCPTT user's. It only forwards the message sent by the MCPTT server, or the 4th and 5th notification messages may be different, i.e. the MCPTT server of the 2nd MCPTT user and the 1st UE. Note that the MCPTT server between and can parse the message sent by the MCPTT server of the second MCPTT user and then send the message obtained after the parsing process.

S515. The first UE joins the multigroup call according to the session identifier.

In the present embodiment, when the first UE joins a multi-group call, the first UE is in the received notification message (first notification message, third notification message, or fifth notification message). Join a multigroup call according to the session identifier.

If the first UE does not join the multigroup call, the first UE ignores the notification message and does not join the multigroup call.

The first UE may immediately join the multigroup call according to the session identifier after receiving the aforementioned notification message (first notification message, third notification message, or fifth notification message). , Or the first UE may not immediately join the multigroup call when it receives the aforementioned notification message (first notification message, third notification message, or fifth notification message). Please note that there is. Due to session contention, or for another reason, the first UE may join a multigroup call according to the session identifier after a delay of a period of time.

According to the multigroup call setup method provided in this embodiment, the second UE sends a multigroup call setup message to the MCPTT server of the second MCPTT user, and then the MCPTT server of the second MCPTT user. Add the first UE to a multigroup call (the associated user of the first UE is any MCPTT user in N MCPTT groups except the second MCPTT user). In this way, a multi-group call can be made between N MCPTT groups.

FIG. 6 is a flow chart of a sixth embodiment of the multi-group call setup method according to the present invention. As shown in FIG. 6, the method of this embodiment includes the following steps.

S601. The first UE receives the call message, which is used to add the first UE to a multigroup call involving N MCPTT groups.

In this embodiment, N is an integer of 2 or more. Each MCPTT group contains at least one MCPTT user. The associated user of the first UE is the first MCPTT user, that is, the UE used by the first MCPTT user is the first UE. The first MCPTT user is any MCPTT user in the N MCPTT groups, and the MCPTT group to which the first MCPTT user belongs is at least one of the N MCPTT groups.

S602. The first UE joins the multigroup call according to the ringing message.

The step in which the first UE receives the call message, optionally, is
The first UE is the step of receiving the notification message, the notification message contains the session identifier of a multigroup call involving N MCPTT groups, and the notification message is multigrouped to the first UE according to the session identifier. Steps, used to order to join a call
including.

The step in which the first UE joins a multigroup call according to the call message is
The step in which the first UE joins a multigroup call according to the session identifier,
including.

Optionally, a multi-group call involving N MCPTT groups is initiated by the second MCPTT user, and the first MCPTT user using the first UE is N MCPTT excluding the second MCPTT user. Any MCPTT user in the group.

The step in which the first UE receives the call message, optionally, is
The first UE receives a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or the first UE receives a call message sent by the MCPTT server of the first MCPTT user. Or the first UE receives a call message sent by the MCPTT server in a temporary group containing N MCPTT groups,
including.

Optionally, the call message further contains a temporary group identifier containing N MCPTT groups.

The step in which the first UE receives the call message, optionally, is
The first UE receives a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or the first UE receives a call message sent by the MCPTT server of the first MCPTT user. Or the step where the first UE receives a call message sent by the MCPTT server of the second MCPTT user,
including.

Optionally, the call message further contains N MCPTT group identifiers.

Optionally, if the first UE does not need to join the multigroup call instead of S602 after executing S601, the first UE ignores the calling message, To execute.

For the specific embodiment of the present embodiment, refer to the related description of the above-mentioned method embodiment of the present invention. No details will be given here.

According to the multigroup call setup method provided in this embodiment, the first UE receives a call message used to add the first UE to a multigroup call involving N MCPTT groups. Then join the multigroup call according to the ringing message. In this way, a multi-group call can be made between N MCPTT groups.

Note that the above-mentioned steps performed by the UE are triggered by the UE according to the user's operation to perform them, and the UE physically performs the above-mentioned steps.

If the aforementioned MCPTT servers that perform the interaction belong to different MCPTT systems, it may be further necessary to perform the interaction between the MCPTT servers using an intermediate network element entity, such as an interworking gateway. Please note that.

FIG. 7 is a schematic structural diagram of the first embodiment of the MCPTT server according to the present invention. As shown in FIG. 7, the MCPTT server of the present embodiment functions as a first MCPTT server, and can include a processing unit 11 and a transmission / reception unit 12.

The processing unit 11 is configured to determine to set up a multigroup call involving N MCPTT groups, where N is an integer greater than or equal to 2.

The transmitter / receiver 12 is configured to send a call message to the first UE, which is used to add the first UE to the multigroup call.

The first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in the N MCPTT groups.

Optionally, the transmitter / receiver 12 will receive the multigroup call setup message sent by the second UE before the processor 11 decides to set up a multigroup call involving N MCPTT groups. Further configured in, the multi-group call setup message is used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups.

The second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.

When processing unit 11 decides to set up a multi-group call involving N MCPTT groups,
Decide to set up a multi-group call according to the multi-group call setup message,
Is specifically configured.

The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In one feasible embodiment, the multi-group call setup message contains a temporary group identifier that includes N MCPTT groups, and the first MCPTT server is the temporary group MCPTT server.

Optionally, when the transmitter / receiver 12 receives the multigroup call setup message sent by the second UE,
Receives multigroup call setup messages sent by the second UE and forwarded by the MCPTT server of the second MCPTT user,
Is specifically configured.

Optionally, the processing unit 11 is further configured to acquire information about the temporary group according to the temporary group identifier before the transmitting and receiving unit 12 sends a calling message to the first UE.

Information about temporary groups includes the identifiers of temporary groups and the identifiers of N MCPTT groups.

Optional, information about temporary groups
It also contains information about MCPTT users in at least one of the N MCPTT groups.

In another feasible embodiment, the multigroup call setup message contains N MCPTT group identifiers.

The first MCPTT server is the MCPTT server of the second MCPTT user.

Optionally, processing unit 11 MCPTT in at least one of the N MCPTT groups according to the identifier of the N MCPTT groups before the transmitting and receiving unit 12 sends a call message to the first UE. It is further configured to retrieve information about the user.

When the transmission / reception unit 12 sends a call message to the first UE by arbitrary selection, the following optional selection method can also be used.

In the first optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send the first paging message to the first UE,
Is specifically configured.

The first paging message is used to call the first UE to join the multigroup call, so the first UE joins the multigroup call according to the first paging message.

In the second optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send a second paging message to the MCPTT server of the first MCPTT user,
Is specifically configured.

The second paging message is used to call the first UE to join the multigroup call, so the first MCPTT user's MCPTT server sends a third paging message to the first UE and the first UE joins the multigroup call according to the third paging message.

In the third optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
Is specifically configured.

The fourth paging message is used to call the first UE to join a multigroup call, so the MCPTT server in the MCPTT group to which the first MCPTT user belongs sends a fifth paging message to the first UE. Or use the MCPTT server of the first MCPTT user to send a fifth paging message to the first UE, the first UE joins the multigroup call according to the fifth paging message, and the fifth paging message. Is used to call the first UE to join a multigroup call.

In the fourth optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send the first notification message to the first UE,
Is specifically configured.

The first notification message contains the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier, so the first UE is Join a multigroup call according to the session identifier.

In the fifth optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send a second notification message to the MCPTT server of the first MCPTT user,
Is specifically configured.

The second notification message contains the session identifier of the multigroup call, and the second notification message is used to instruct the first UE to join the multigroup call according to the session identifier, so the first MCPTT user. MCPTT server sends a third notification message to the first UE, the third notification message contains the session identifier, and the third notification message joins the first UE to join the multigroup call according to the session identifier. Used to command, the first UE joins a multigroup call according to the session identifier.

In the sixth optional implementation method, when the transmitter / receiver 12 sends a call message to the first UE,
Send a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
Is specifically configured.

The fourth notification message contains the session identifier of the multi-group call, and the fourth notification message is used to instruct the first UE to join the multi-group call according to the session identifier, and therefore the first MCPTT user. The MCPTT server of the MCPTT group to which the member belongs sends a fifth notification message to the first UE, or uses the MCPTT server of the first MCPTT user to send a fifth notification message to the first UE, and the first UE joins a multigroup call according to the session identifier.

The MCPTT server of this embodiment can be configured to execute the technical solution implemented by the first MCPTT server in the aforementioned method embodiment of the present invention. The principle of its realization is the same, and details are not given here.

In this embodiment, the processing unit 11 of the MCPTT server determines to set up a multi-group call involving N MCPTT groups, and the transmitting and receiving unit 12 of the MCPTT server sends a call message to the first UE, and therefore , The first UE joins the multigroup call according to the call message, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups. Is. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 8 is a schematic structural diagram of the first embodiment of the UE according to the present invention. As shown in FIG. 8, the UE of the present embodiment functions as a first UE, and can include a transmission / reception unit 21 and a processing unit 22.

The transmitter / receiver 21 is configured to receive a call message, which is used to add the first UE to a multigroup call involving N MCPTT groups.

N is an integer greater than or equal to 2, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups.

The processing unit 22 is configured to join the multigroup call according to the call message.

Arbitrarily, when the transmitter / receiver 21 receives the call message,
Receive a notification message containing the session identifier of a multigroup call,
Is specifically configured.

The notification message is used to instruct the first UE to join a multigroup call according to the session identifier.

When the processing unit 22 joins the multigroup call according to the calling message,
Join a multi-group call according to the session identifier,
Is specifically configured.

Optionally, a multigroup call involving N MCPTT groups is initiated by a second MCPTT user.

The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

Arbitrarily, when the transmitter / receiver 21 receives the call message,
Receive a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or receive a call message sent by the MCPTT server of the first MCPTT user, or
Receives call messages sent by MCPTT servers in temporary groups, including N MCPTT groups,
Is specifically configured.

Arbitrarily, when the transmitter / receiver 21 receives the call message,
Receive the call message sent by the MCPTT server of the second MCPTT user,
Is specifically configured.

The UE of the present embodiment can be configured to implement the technical solution implemented by the first UE in the aforementioned method embodiments of the present invention. The principle of its realization is the same, and details are not given here.

In this embodiment, the UE transmitter / receiver 21 receives the call message, which is used to add the first UE to a multigroup call involving N MCPTT groups, followed by the UE processor 22. Joins the multigroup call according to the call message. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 9 is a schematic structural diagram of a second embodiment of the UE according to the present invention. As shown in FIG. 9, the UE of the present embodiment functions as a second UE, and can include a processing unit 31 and a transmission / reception unit 32.

The processing unit 31 is configured to generate a multi-group call setup message, which is a multi-group call setup message involving N MCPTT groups on the first MCPTT server by a second MCPTT user. Used to request to set up a group call.

N is an integer greater than or equal to 2, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups. ..

The transmitter / receiver 32 is configured to send a multigroup call setup message to the first MCPTT server.

In one feasible embodiment, the multigroup call setup message includes a temporary group identifier that includes N MCPTT groups.

The first MCPTT server is a temporary group of MCPTT servers.

Optionally, when the transmitter / receiver 32 sends a multigroup call setup message to the first MCPTT server,
Send a multigroup call setup message to the first MCPTT server using the second MCPTT user's MCPTT server,
Is specifically configured.

Optionally, the processing unit 31 is further configured to create a temporary group before the transmitting and receiving unit 32 sends a multigroup call setup message to the first MCPTT server.

In another feasible embodiment, the multigroup call setup message contains N MCPTT group identifiers.

The first MCPTT server is the MCPTT server of the second MCPTT user.

The UE of this embodiment can be configured to implement the technical solution implemented by the second UE in the aforementioned method embodiment of the present invention. The principle of its realization is the same, and details are not given here.

In the present embodiment, the UE processing unit 31 generates a multi-group call setup message, the UE transmission / reception unit 32 sends a multi-group call setup message to the first MCPTT server, and the multi-group call setup message is Used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups, so the first MCPTT server is sent to the first UE. A call message can be sent (the associated user of the first UE is any MCPTT user in N MCPTT groups except the second MCPTT user), and the first UE is a multi-group call. Join in. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 10 is a schematic structural diagram of a second embodiment of the MCPTT server according to the present invention. As shown in FIG. 10, the MCPTT server of the present embodiment functions as a first MCPTT server and can include a processor 41 and a transmitter / receiver 42.

Processor 41 is configured to determine to set up a multigroup call involving N MCPTT groups, where N is an integer greater than or equal to 2.

The transmitter / receiver 42 is configured to send a call message to the first user device UE, which is used to add the first UE to the multigroup call.

The first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in the N MCPTT groups.

Optionally, the transmitter / receiver 42 will receive the multigroup call setup message sent by the second UE before the processor 41 decides to set up a multigroup call involving N MCPTT groups. Further configured in, the multi-group call setup message is used by the second MCPTT user to request the first MCPTT server to set up a multi-group call involving N MCPTT groups.

The second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups.

Processor 41, when deciding to set up a multigroup call involving N MCPTT groups,
Decide to set up a multi-group call according to the multi-group call setup message,
Especially configured as.

The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

In one viable embodiment, the multigroup call setup message includes a temporary group identifier containing N MCPTT groups.

The first MCPTT server is a temporary group of MCPTT servers.

Optionally, when the transmitter / receiver 42 receives the multigroup call setup message sent by the second UE,
Receives multigroup call setup messages sent by the second UE and forwarded by the MCPTT server of the second MCPTT user,
Especially configured as.

Optionally, processor 41 is further configured to retrieve information about the temporary group according to the temporary group identifier before the transmitter / receiver 42 sends a call message to the first UE.

Information about temporary groups includes the identifiers of temporary groups and the identifiers of N MCPTT groups.

Optional, information about temporary groups
It also contains information about MCPTT users in at least one of the N MCPTT groups.

In another feasible embodiment, the multigroup call setup message contains N MCPTT group identifiers.

The first MCPTT server is the MCPTT server of the second MCPTT user.

Optionally, processor 41 is an MCPTT user within at least one of the N MCPTT groups according to the identifier of the N MCPTT groups before the transmitter / receiver 42 sends a call message to the first UE. Further configured to get information about.

When the transmitter / receiver 42 sends a call message to the first UE by arbitrary selection, the following optional implementation method can also be used.

In the first optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send the first paging message to the first UE,
Especially configured as.

The first paging message is used to call the first UE to join the multigroup call, so the first UE joins the multigroup call according to the first paging message.

In the second optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send a second paging message to the MCPTT server of the first MCPTT user,
Especially configured as.

The second paging message is used to call the first UE to join the multigroup call, so the first MCPTT user's MCPTT server sends a third paging message to the first UE and the first UE joins the multigroup call according to the third paging message.

In the third optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send a fourth paging message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
Especially configured as.

The fourth paging message is used to call the first UE to join a multigroup call, so the MCPTT server in the MCPTT group to which the first MCPTT user belongs sends a fifth paging message to the first UE. Or use the MCPTT server of the first MCPTT user to send a fifth paging message to the first UE, the first UE joins the multigroup call according to the fifth paging message, and the fifth paging message. Is used to call the first UE to join a multigroup call.

In the fourth optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send the first notification message to the first UE,
Especially configured as.

The first notification message contains the session identifier of the multigroup call, and the first notification message is used to instruct the first UE to join the multigroup call according to the session identifier, so the first UE is Join a multigroup call according to the session identifier.

In the fifth optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send a second notification message to the MCPTT server of the first MCPTT user,
Especially configured as.

The second notification message contains the session identifier of the multigroup call, and the second notification message is used to instruct the first UE to join the multigroup call according to the session identifier, so the first MCPTT user. MCPTT server sends a third notification message to the first UE, the third notification message contains the session identifier, and the third notification message joins the first UE to join the multigroup call according to the session identifier. Used to command, the first UE joins a multigroup call according to the session identifier.

In the sixth optional implementation method, when the transmitter / receiver 42 sends a call message to the first UE,
Send a fourth notification message to the MCPTT server of the MCPTT group to which the first MCPTT user belongs,
Especially configured as.

The fourth notification message contains the session identifier of the multi-group call, and the fourth notification message is used to instruct the first UE to join the multi-group call according to the session identifier, and therefore the first MCPTT user. The MCPTT server of the MCPTT group to which the member belongs sends a fifth notification message to the first UE, or uses the MCPTT server of the first MCPTT user to send a fifth notification message to the first UE, and the first UE joins a multigroup call according to the session identifier.

The MCPTT server of this embodiment can be configured to execute the technical solution implemented by the first MCPTT server in the aforementioned method embodiment of the present invention. The principle of its realization is the same, and details are not given here.

In this embodiment, the processor 41 of the MCPTT server determines to set up a multigroup call involving N MCPTT groups, and the transmitter / receiver 42 of the MCPTT server sends a call message to the first UE, thus The first UE joins the multigroup call according to the call message, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups. is there. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 11 is a schematic structural diagram of a third embodiment of the UE according to the present invention. As shown in FIG. 11, the UE of the present embodiment acts as a first UE and can include a transmitter / receiver 51 and a processor 52.

The transmitter / receiver 51 is configured to receive a ringing message, which is used to add the first UE to a multigroup call involving N MCPTT groups.

N is an integer greater than or equal to 2, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is any MCPTT user in N MCPTT groups.

Processor 52 is configured to join a multigroup call according to a ringing message.

Optionally, when the transmitter / receiver 51 receives the call message,
Receive a notification message containing the session identifier of a multigroup call,
Especially configured as.

The notification message is used to instruct the first UE to join a multigroup call according to the session identifier.

When processor 52 joins a multigroup call according to a ringing message,
Join a multi-group call according to the session identifier,
Especially configured as.

Optionally, a multigroup call involving N MCPTT groups is initiated by a second MCPTT user.

The first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

Optionally, when the transmitter / receiver 51 receives the call message,
Receive a call message sent by the MCPTT server of the MCPTT group to which the first MCPTT user belongs, or receive a call message sent by the MCPTT server of the first MCPTT user, or
Receives call messages sent by MCPTT servers in temporary groups, including N MCPTT groups,
Especially configured as.

Optionally, when the transmitter / receiver 51 receives the call message,
Receive the call message sent by the MCPTT server of the second MCPTT user,
Especially configured as.

The UE of the present embodiment can be configured to implement the technical solution implemented by the first UE in the aforementioned method embodiments of the present invention. The principle of its realization is the same, and details are not given here.

In this embodiment, the UE transmitter / receiver 51 receives the call message, which is used to add the first UE to a multigroup call involving N MCPTT groups, followed by the UE processor 52. Join the multigroup call according to the ringing message. In this way, a multi-group call can be made between N MCPTT groups.

FIG. 12 is a schematic structural diagram of a fourth embodiment of the UE according to the present invention. As shown in FIG. 12, the UE of this embodiment acts as a second UE and can include a processor 61 and a transmitter / receiver 62.

Processor 61 is configured to generate a multigroup call setup message, which is a multigroup call involving N MCPTT groups to the first MCPTT server by a second MCPTT user. Used to request setup.

N is an integer greater than or equal to 2, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is at least one of the N MCPTT groups. ..

The transmitter / receiver 62 is configured to send a multigroup call setup message to the first MCPTT server.

In one viable embodiment, the multigroup call setup message includes a temporary group identifier containing N MCPTT groups.

The first MCPTT server is a temporary group of MCPTT servers.

Optionally, when the transmitter / receiver 62 sends a multigroup call setup message to the first MCPTT server,
Send a multigroup call setup message to the first MCPTT server using the second MCPTT user's MCPTT server,
Especially configured as.

Optionally, processor 61 is further configured to create a temporary group before transmitter / receiver 62 sends a multigroup call setup message to the first MCPTT server.

In another feasible embodiment, the multigroup call setup message contains N MCPTT group identifiers.

The first MCPTT server is the MCPTT server of the second MCPTT user.

The UE of this embodiment can be configured to implement the technical solution implemented by the second UE in the aforementioned method embodiment of the present invention. The principle of its realization is the same, and details are not given here.

In this embodiment, the UE processor 61 generates a multi-group call setup message, the UE transmitter / receiver 62 sends a multi-group call setup message to the first MCPTT server, and the multi-group call setup message is the first. Used by the 2 MCPTT users to request the 1st MCPTT server to set up a multi-group call involving N MCPTT groups, so the 1st MCPTT server calls the 1st UE. A message can be sent (the associated user of the first UE is any MCPTT user in N MCPTT groups except the second MCPTT user), and the first UE is in a multigroup call. Join. In this way, a multi-group call can be made between N MCPTT groups.

Those skilled in the art will appreciate that all or part of each step of the method embodiment described above can be accomplished by a program that directs the relevant hardware. The above-mentioned program can be stored in a computer-readable storage medium. When the program operates, each step of the method embodiment described above is executed. The above-mentioned storage medium can store program code such as read-only memory (abbreviation: ROM), random access memory (abbreviation: RAM), magnetic disk, and optical disk. Includes media.

Finally, it should be noted that the aforementioned embodiments are merely for explaining the technical solutions of the present invention and not for limiting the present invention. Although the present invention has been described in detail in connection with the aforementioned embodiments, those skilled in the art will be described in the aforementioned embodiments without departing from the scope of the technical solutions of the embodiments of the present invention. It should be understood that modifications can be made to the technical solution being used, or equivalent substitutions can be made for some or all of the technical features of the aforementioned embodiments.

11 Processing unit
12 Transmitter / receiver
21 Transmitter / receiver
22 Processing unit
31 Processing unit
32 Transmitter / receiver
41 processor
42 transmitter / receiver
51 Transmitter / receiver
52 processor
61 processor
62 transmitter / receiver

Claims (9)

It ’s a communication method.
The first mission-critical push-to-talk (MCPTT) server is the step in which the decision is made to set up a multi-group call involving N MCPTT groups requested by the second MCPTT user. The above step, which is an integer of 2 or more,
The first MCPTT server is a step of sending a fourth paging message to the second MCPTT server, the fourth paging message being used to call the first UE to join the multigroup call. The first MCPTT user is the associated user of the first UE, the first MCPTT user is any MCPTT user in the N MCPTT groups, and the second MCPTT server is It said first MCPTT Ri Ah user in MCPTT server belongs MCPTT group, the fourth paging message includes an identifier of the first MCPTT user belongs MCPTT group, include an identifier of the first MCPTT user No , with the above steps
The second MCPTT server is a step of transmitting a fifth paging message to the first UE in accordance with the fourth paging message, in which the fifth paging message groups the first UE into the multigroup. The steps used to call to join a call,
Communication methods, including. Prior to the step in which the first MCPTT server decides to set up a multi-group call involving N MCPTT groups,
Wherein the 1 MCPTT server is, the method comprising: receiving a multi-group call setup message from the second UE, the multi-group call setup message, by said second MCPTT user, the first 1 MCPTT server, Used to request the setup of the multigroup call involving the N MCPTT groups, the second MCPTT user is the associated user of the second UE and the second MCPTT user. The method of claim 1, further comprising the step, wherein the MCPTT group to which the MCPTT group belongs is at least one of the N MCPTT groups. The step of determining that the first MCPTT server sets up a multi-group call involving N MCPTT groups is
The first MCPTT server includes a step of determining to set up the multigroup call according to the multigroup call setup message.
The method according to claim 2, wherein the first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user. A communication system that includes a first mission-critical push-to-talk (MCPTT) server and a second MCPTT server.
The first MCPTT server is configured to determine to set up a multigroup call involving N MCPTT groups requested by the second MCPTT user , where N is an integer greater than or equal to 2 and said The 1 MCPTT server is configured to send a 4th paging message to the 2nd MCPTT server, the 4th paging message is used to call the 1st UE to join the multigroup call, the 1st The 1 MCPTT user is the associated user of the 1st UE, the 1st MCPTT user is any MCPTT user in the N MCPTT groups, and the 2nd MCPTT server is the 1st The MCPTT server of the MCPTT group to which the MCPTT user belongs, and the fourth paging message includes the identifier of the MCPTT group to which the first MCPTT user belongs and does not include the identifier of the first MCPTT user.
The second MCPTT server is configured to send a fifth paging message to the first UE in accordance with the fourth paging message, the fifth paging message making the first UE a multi-group call. A communication system used to call to join. The first MCPTT server is
Is further configured to receive a multi-group call setup message from the second UE, the multi-group call setup message, by said second MCPTT user, the first 1 MCPTT server, the N MCPTT group Used to request the setup of the multi-group call involved, the second MCPTT user is the associated user of the second UE, and the MCPTT group to which the second MCPTT user belongs is the N. The system of claim 4, which is at least one of the MCPTT groups. The first MCPTT server is
Further configured to determine to set up the multigroup call according to the multigroup call setup message.
The system according to claim 5, wherein the first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user. It is a communication device
A processor configured to determine to set up a multigroup call involving N mission-critical push-to-talk (MCPTT) groups requested by a second MCPTT user, with an N of 2 or greater. The processor, which is an integer of
Just as the MCPTT server in the MCPTT group to which the first MCPTT user belongs sends a fifth paging message to the first user device (UE), the MCPTT server in the MCPTT group to which the first MCPTT user belongs A transmitter / receiver configured to transmit a fourth paging message, wherein the fourth paging message is used to call the first UE to join the multigroup call, the fifth paging message. Is used to call the first UE to join the multigroup call, the first MCPTT user is the associated user of the first UE, and the first MCPTT user is the N. of Ri Ah at any MCPTT users MCPTT the group, the fourth paging message includes an identifier of the first MCPTT user belongs MCPTT group does not include an identifier of the first MCPTT user, transceiver When,
Communication devices, including. The transmitter / receiver is further configured to receive a multigroup call setup message from the second UE before the processor decides to set up the multigroup call involving the N MCPTT groups. the multi-group call setup message, by said second MCPTT user, the used to the N MCPTT group requests to set up the multi-group call involved, the second MCPTT user the second The communication device according to claim 7, wherein the MCPTT group to which the second MCPTT user belongs, which is an associated user of the UE, is at least one of the N MCPTT groups. The processor is further configured to determine to set up the multigroup call in accordance with the multigroup call setup message when deciding to set up the multigroup call involving the N MCPTT groups. Being done
The communication device according to claim 8, wherein the first MCPTT user is any MCPTT user in the N MCPTT groups except the second MCPTT user.

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