JP3531969B2 - Key telephone equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key telephone device used in a premises such as an office.

[0002]

2. Description of the Related Art A conventional key telephone device is constructed as shown in FIG. In FIG. 2, reference numeral 1 is a key telephone main unit, 2 is a digital DSS console, 3 is a digital dedicated telephone, 7 and 8 are extension interface units for communicating with extension lines, and 5 and 6 are for executing communication control procedures with extension lines. Extension communication control procedure execution unit, 4 is a main device control unit that controls the main device and each extension, 9 and 15 are main device interface units that communicate with the main device, and 10 and 16 are communication control procedures with the main device. Main device communication control procedure executing unit for executing
Is a key operation unit, 12 is an LED display unit, and 13 is a console control unit, which controls the main device interface unit 9, the main device communication control procedure execution unit 10, the key operation unit 11, and the LED display unit 12. A telephone control unit 14 controls the digital dedicated telephone.

Here, the interface between the extension interface units 7 and 8 and the main device interface units 9 and 15 is 2B + D adopted by many manufacturers. The key telephone device configured as described above will be described below.

In the digital-only telephone 3, voice is input from a handset or a microphone (both not shown), converted into digital data by a codec (not shown), and then the key telephone main unit via the main unit interface section 15. 1, and the extension telephone interface unit 8 of the key telephone main unit 1 receives the voice data. The voice data from the key telephone main unit 1 is sent from the extension interface unit 8, converted into analog data by the codec via the main unit interface unit 15, and sent to the caller by a handset or a speaker (not shown). Next, the control data from the telephone control unit 14 is converted into a predetermined format by the main unit communication control procedure execution unit 16, and then the main unit interface unit 15
Is transmitted to the key telephone main unit 1, and the extension telephone interface unit 8 of the key telephone main unit 1 receives the data, and the extension communication control procedure execution unit 6 extracts necessary control data. The control data from the key telephone main unit 1 is converted into a predetermined format by the extension communication control procedure execution unit 6 and then sent to the digital dedicated telephone 3 from the extension interface unit 8 and the main device interface unit 1
The necessary control data is taken out by the main unit communication control procedure execution unit 16 via 5 and sent to the telephone control unit 14. When a data terminal or the like (not shown) is connected to the digital dedicated telephone 3, the speed is converted and then the B channel is used when the B channel is used, and the D channel is used when the D channel is used. It is converted into a predetermined format by the main unit communication control procedure execution unit 16 and sent to the key telephone main unit 1 via the main unit interface unit 15.

In the digital DSS console 2, if the keys are operated by the key operation unit 11, the console control unit 13
D channel communication is performed between the main device control unit 4 and the main device control unit 4.
The procedure is digital dedicated telephone 3 and key telephone main unit 1.
Similar to the D-channel communication between and, the processing is performed so as to display the LED display section corresponding to the operated key, if any.

Therefore, between the digital dedicated telephone 3 and the key telephone main unit 1, the voice information is the B channel, the data information when the data terminal is connected to the digital dedicated telephone 3 is the B or D channel, and the digital dedicated telephone 3 has the data information. Since the control data uses the D channel, the B + D or 2B + D channel is used as a whole. Between the digital DSS console 2 and the key telephone main unit 1, since the control data uses the D channel and there is no voice data, the two B channels are not used.

Further, it is necessary to set in advance which digital DSS console and digital dedicated telephone are paired.

[0008]

In the above-mentioned conventional button telephone device, the two B channels cannot be used at the port to which the digital DSS console is connected, and the paired digital DSS console and the digital telephone are manually set in advance. It has the problem that it has to be done in.

It is an object of the present invention to provide a button telephone device which can use two unused B channels and can automatically set a pair of digital DSS console and digital telephone.

[0010]

Means for Solving the Problems] key telephone system of the present invention, the main apparatus, chromatic and extension interface unit which communicates with the extension, and extension communication control procedure execution unit that executes a communication control procedure with the extension and, digital DSS console, before
A main device interface for communicating with the serial main unit, before
Serial main unit communication control procedure execution unit that executes a communication control procedure with the main unit, and the telephone interface unit which communicates with the digital telephone, the telephone communication control procedure executed to perform the communication control procedure with the digital telephone Department,
A filter unit for only transmitting signals of B channels, and a control unit, the extension interface unit of the main device
The main device interface of the digital DSS console
Between the base unit and the digital DSS console
Of the telephone interface unit and the digital dedicated telephone
Between the talking machine connected by 2B + D, the signal B channel from the digital telephone it is sent to the main device interface through the filter unit from the telephone interface unit, the signal of the B channel from the main device is constructed so that is sent in the opposite direction, the signal of the D channel from the Digitally <br/> Le telephone is treated with the control unit via the telephone communication control procedure execution unit, the main unit communication It sent out from the control procedure execution unit to the main unit, the signal of the D channel from the <br/> main unit configured to be sent in the opposite direction, before the digital DSS console
The control unit controls the digital DSS console to display the data.
Inform the main unit that the digital dedicated telephone is connected.
Characterize to know . In addition, the button telephone device of the present invention
The main unit is an extension interface that communicates with the extension.
Extension communication control that executes the communication control procedure between the extension section and the extension
The digital DSS console has a procedure execution unit,
A main device interface section for communicating with the main device;
Main device communication control for executing communication control procedure with the main device
The telephone that performs communication between the procedure execution unit and the digital telephone
A telephone interface unit and the digital telephone
Telephone communication control procedure execution unit that executes the communication control procedure of
And a filter section that transmits only the B channel signal,
A control unit, and the extension interface of the main device
Section and the main device in of the digital DSS console
Interface section and the digital DSS console.
Of the telephone interface unit and the digital
2B + D to connect to the telephone
From the dedicated digital telephone input from the face section
The B channel signal of the
Is sent to the main device via the storage interface unit, and
The main device input from the main device interface section
The B-channel signal from the storage unit passes through the filter unit,
Through the telephone interface unit, the digital only
Is configured to be sent to the telephone
From the dedicated digital telephone input from the face section
D channel signal to the telephone communication control procedure execution unit
Then, the telephone communication control procedure execution unit sends the necessary control data.
Data and sends it to the control unit, and the control unit
The control data sent to the main unit is the main unit communication control procedure
Is converted into a D-channel signal and sent out, and
The main device input from the main device interface section
The D channel signal from the device
Sent to the line section, the main unit communication control procedure execution section is required
Control data is extracted and sent to the control unit.
Control data to be sent from the digital telephone to the digital telephone.
Converted to D channel signal by handset communication control procedure execution unit
The digital DS is configured to be converted and transmitted.
The control unit of the S console is the digital DSS controller.
The digital dedicated telephone is connected to the console
Is notified to the main device.

[0011]

According to this structure, the B channel signal from the digital telephone is sent to the key telephone main unit via the telephone interface unit, the filter unit and the main unit interface unit, and the D channel signal to the key telephone main unit is transmitted. It is received by the console control unit via the telephone interface unit and the telephone communication control procedure execution unit, and in the console control unit, as an event for the digital dedicated telephone, the main unit communication control procedure execution unit and the main unit interface unit are operated by the button telephone Send to. The B channel signal from the key telephone main unit is transmitted to the main unit interface unit,
The data is sent to the digital dedicated telephone through the filter unit and the telephone interface unit, and is sent to the digital dedicated telephone.
The channel signal is received by the console control unit via the main unit interface unit and the main unit communication control procedure execution unit, and the console control unit executes the telephone communication control procedure as an event to the digital dedicated telephone, and the button via the telephone interface unit. It is sent to the telephone main unit.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. The key telephone device of the present invention is configured as shown in FIG.

Reference numeral 101 is a key telephone main unit, 102 is a digital DSS console, 103 is a digital dedicated telephone, 106 is an extension interface section for communicating with an extension, 105 is an extension communication control procedure for executing a communication control procedure with an extension. Reference numeral 104 is a main device control unit that controls the key telephone main device 101 and each extension, 109 is a main device interface unit that communicates with the main device, 107
Is a main unit communication control procedure execution unit that executes communication control procedures with the main unit, 110 is a telephone interface unit that communicates with the digital telephone 103, and 108 is telephone communication control procedure execution that executes communication control procedures with the telephone. Part, 1
Reference numeral 11 denotes a filter unit that transmits only the B channel signal,
2 is a key operation unit, 113 is an LED display unit, 114 is a main device interface unit 109, a main device communication control procedure execution unit 107, a telephone interface unit 110, a telephone communication control procedure execution unit 108, a key operation unit 112, an LED display unit. A control unit for controlling 113, a main device interface unit 117 for communicating with the key telephone main unit 101 or the digital DSS console 102, and a main unit 116 for executing a communication control procedure with the key telephone main unit 101 or the digital dedicated telephone 103. Device communication control procedure execution unit, 1
Reference numeral 15 is a telephone control unit for controlling the digital dedicated telephone.

Here, the interface between the extension interface unit 106 and the main device interface units 109 and 117 is 2B + D which is adopted by many manufacturers.
When the digital telephone 103 is connected to the digital DSS console 102, D-channel communication is performed between the console controller 114 and the telephone controller 115. The control data from the telephone control unit 115 is converted into a predetermined format by the main device communication control procedure execution unit 116, and then the main device interface unit 117.
Digital DSS console using D channel at 1
02, the telephone interface section 110 of the digital DSS console 102 receives the data on the D channel, and the telephone communication control procedure execution section 108 extracts the necessary control data. Telephone communication control procedure execution unit 1
The control data extracted in 08 is the console control unit 114
Sent to. The console control unit 114 performs D channel communication with the main device control unit 104 in order to notify the key telephone main device 101 that the digital dedicated telephone 103 has been connected. The control data from the console control unit 114 is converted into a predetermined format by the main unit communication control procedure execution unit 107, and then sent from the main unit interface unit 109 to the key telephone main unit 101 using the D channel. It Extension interface section 1
The extension communication control procedure execution unit 105 extracts necessary control data from the data on the D channel received in 06.
From the contents of the extracted control data, the main device control unit 104 recognizes that the digital dedicated telephone 103 is connected and processes it. Next, in order to initialize the digital telephone 103, D-channel communication is performed between the main device control unit 104 and the console control unit 114, and between the console control unit 114 and the telephone control unit 115. The procedure is similar to that described above, only in reverse. At this time, since there is the filter unit 111 that transmits only the B channel signal, the D channel signal from the telephone interface unit 110 and the D channel signal from the main device communication control procedure execution unit 107 are simultaneously transmitted, or the main device interface unit 1
Even if the D channel signal from the mobile station 09 and the D channel signal from the telephone communication control procedure execution unit 108 are simultaneously transmitted, the signals do not collide.

Next, the voice from the digital dedicated telephone 103 is input from a handset or a microphone (both not shown), converted into digital data by a codec (not shown), and then passed through the main device interface section 117. The B channel is used to send to the digital DSS console 102, and the telephone interface section 110 receives voice data. The received voice data on the B channel is filtered by the filter unit 111 and the main device interface unit 10.
9 to the key telephone main unit 101. Similarly, the voice data from the key telephone main unit 101 is transmitted from the extension interface unit 106 using the B channel and received by the main unit interface unit 109. The received voice data on the B channel is filtered by the filter unit 11
1. The data is sent to the digital dedicated telephone 103 via the telephone interface unit 110.

The voice data on the B channel received by the main device interface section 117 is converted into analog data by a codec and sent to a caller by a handset or a speaker (not shown).

When a data terminal or the like (not shown) is connected to the digital telephone 103, the speed is converted by a speed converter (not shown), and then the main device interface is used when the B channel is used. When the D channel is used via 117, the main unit communication control procedure execution unit 11
It is converted into a predetermined format in 6 and sent to the digital DSS console 102 via the main device interface section 117. The operation of the digital DSS console 102 is similar to the procedure for voice data and control data.

Therefore, by connecting the digital dedicated telephone set 103 to the digital DSS console 102, the main unit control section 104 recognizes that the digital DSS console 102 and the digital dedicated telephone set 103 are a pair without manually setting. After that, if a key operation is performed on the key operation unit 112 after that, a message is displayed on the LED display unit 113, and a call or the like can be performed on the digital dedicated telephone 103.

Also, as a matter of course, the digital telephone 1
03 can also be directly connected to the key telephone main unit 101.

[0020]

As described above, according to the present invention, a telephone interface section for communicating with another digital dedicated telephone having the conventional structure and a telephone communication control procedure executing section for executing a communication control procedure with the digital dedicated telephone. , By providing a filter section that transmits only the B channel signal, it is possible to connect the digital telephone to the digital DSS console and use the two unused B channels. There is no need to set a dedicated telephone in advance, and automatic setting is possible.

[Brief description of drawings]

FIG. 1 is a block diagram of an embodiment of a key telephone device of the present invention.

FIG. 2 is a block diagram of a conventional key telephone device.

[Explanation of symbols]

101 button telephone main unit 102 Digital DSS console 103 Digital dedicated telephone 104 Main device controller 105 Extension communication control procedure execution unit 106 Extension interface section 107, 116 Main device communication control procedure execution unit 108 Telephone communication control procedure execution unit 109, 117 Main device interface section 110 Telephone interface section 111 Filter section 112 key operation part 113 LED display 114 console control unit 115 Telephone control unit

Claims (2)

(57) [Claims] 1. A main apparatus has an extension interface unit which communicates with the extension, and extension communication control procedure execution unit that executes a communication control procedure with the extension, the digital DSS console, and the main unit a main device interface for performing <br/> communication, and the main unit communication control procedure execution unit that executes a communication control procedure with the main device, and the telephone interface unit which communicates with the digital telephone, the digital telephone a and a telephone communication control procedure execution unit that executes a communication control procedure, a filter unit that transmits only a signal of B channels, and a control unit, wherein said extension interface unit of the main device Digitally
With the main device interface of the DSS console
And the telephone of the digital DSS console
Between the interface section and the digital telephone
Connect the 2B + D, the signal B channel from the digital telephone before
Serial through the filter unit from the phone interface section
It sent to the main device interface, a signal of the B channel from the main unit to so that is sent in the opposite direction
Configured, signal D channel from the digital telephone before
Serial via the telephone communication control procedure execution unit and processed by the control unit, the main unit is sent from the communication control procedure execution unit to the main unit, the signal of the D channel from the main unit is sent in the opposite direction configured as the control unit of the digital DSS console, the
Digital DSS console with the digital dedicated telephone
Is notified to the main device that the machine is connected
Key telephone system to. Wherein the main device includes a extension interface unit which communicates with the extension, and extension communication control procedure execution unit that executes a communication control procedure with the extension, the digital DSS console, and the main unit a main device interface for performing <br/> communication, and the main unit communication control procedure execution unit that executes a communication control procedure with the main device, and the telephone interface unit which communicates with the digital telephone, the digital telephone a and a telephone communication control procedure execution unit that executes a communication control procedure, a filter unit that transmits only a signal of B channels, and a control unit, wherein said extension interface unit of the main device Digitally
With the main device interface of the DSS console
And the telephone of the digital DSS console
Between the interface section and the digital telephone
Connect the 2B + D, B-channel signal from said Digitally <br/> Le telephone inputted from said telephone in tough Esu portion passes through the filter unit, through the main device in tough Esu unit to the main unit sent, and, B-channel signals from the main apparatus input from the main device in tough Esu portion passes through the filter unit, via the telephone in tough Esu unit
The constructed to so that is sent to the digital telephone, the signal of the D channel from said Digitally <br/> Le telephone inputted from the telephone in tough Esu unit is sent to said telephone communication control procedure execution unit, wherein The telephone communication control procedure execution unit extracts necessary control data and sends it to the control unit, and the control data sent from the control unit to the main unit is the main unit.
Sent is converted into a signal of the D channel by the communication control procedure execution unit, and, D channel signals from the main apparatus input from the main device in tough Esu unit is sent to the main unit communication control procedure execution unit the main unit communication control procedure execution unit sends to the control unit extracts the necessary control data, control data sent from said controller to said digital telephone is to signal the D channel by the telephone communication control procedure execution unit configured to be transformed by sending, the controller of the digital DSS console, the
Digital DSS console with the digital dedicated telephone
Is notified to the main device that the machine is connected
Key telephone system to.