JP3446367B2 - Electronic exchange with automatic transfer function - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention does not require the transfer destination terminal number for an absentee to be registered in advance in the absence transfer service of an electronic exchange, and automatically registers and registers the transfer destination terminal number. When there is an incoming call at the forwarding destination
The present invention relates to an electronic exchange with an automatic transfer function that can automatically transfer to a registered transfer destination terminal.

In the absent transfer service of an electronic exchange, an absent subscriber (hereinafter referred to as a transfer source) registers a terminal number of a transfer destination terminal from a terminal to a terminal that has made an absent registration. The incoming call is automatically transferred to the registered transfer destination terminal. In such an unattended transfer service, there is a demand for an electronic exchange with an automatic transfer function that can automatically register a transfer destination terminal number.

[0003]

2. Description of the Related Art FIG. 15 is a block diagram illustrating a conventional example. In the figure, 100 is an electronic exchange, 110 is a central control unit that executes an exchange processing and an absent transfer processing by an absent transfer processing section 111a, and 120 is an exchange processing program, station data accumulation, and an absent transfer destination registration section. 12
1a is a main storage device that stores the transfer destination terminal number,
Reference numeral 130 is a network for connecting the designated terminals T1 to Tn to each other under the control of the central controller 110.

In the conventional example, for example, the transfer source terminal T
By dialing the special number for registering the absent transfer from 2 and the terminal number of the transfer destination terminal T3 (not shown), the absent transfer processing unit 111a causes the absent transfer destination registering unit 121a to specify the terminal number of the transfer destination terminal T3. In response to an incoming call from the transfer source terminal T2 thereafter, the absent transfer processing unit 111a of the central control device 110 causes the absent transfer destination registration unit 121 to
The unattended transfer is performed to the transfer destination terminal T3 designated by referring to a. In the figure, T1 is the source terminal, but it goes without saying that any of the terminals T1 to Tn can be the source, transfer source, and transfer destination terminals.

[0005]

In the above-mentioned conventional example, by registering the terminal number of the transfer destination terminal T3 by the special number dial from the transfer source terminal T2, the incoming call to the transfer source terminal T2 can be made. It is possible to transfer to the transfer destination terminal T3, but whenever the user leaves or sits, registration of the absence transfer service,
It is necessary to cancel. Also, when you leave your desk, you may register for the call forwarding service and forget to cancel the call forwarding service when you are seated. In such a case, do not receive a call to your terminal forever. become.

According to the present invention, even if the absence transfer service is not registered at the time of leaving the seat, the transfer destination terminal number is automatically registered, and when a call arrives at the terminal, it is automatically transferred to the registered transfer destination terminal. An attempt is made to realize an electronic exchange with an automatic transfer function that performs transfer.

[0007]

FIG. 1 is a block diagram for explaining the principle of the present invention. The figure shows an electronic exchange 100 including a central control unit 110, a main storage unit 120, and a network 130.

In the present invention, the main storage device 120
Is provided with a transfer destination number storage unit 121 having an area for storing the terminal number of the transfer destination terminal transferred by a third party, and when the call transfer is performed by the third party in the central control device 110, When the terminal number of the transfer destination terminal is received in the transfer destination number storage unit 121, the automatic transfer destination storage processing unit 111 that automatically stores the terminal number, and the terminal that has registered the transfer destination,
A transfer processing unit 112 that automatically transfers to the terminal of the transfer destination number stored in the transfer destination number storage unit 121 is provided, and the terminal number of the transfer destination terminal when there is an absence is automatically registered, and after the registration, Incoming calls are automatically transferred to the registered terminal.

[0009]

[Operation] When the called party is absent and a call is transferred by a third party, the transfer destination terminal number is automatically registered, and if a subsequent call is received at that terminal, , Transfers automatically to the registered transfer destination terminal. Also, transfer destinations are registered hierarchically, multiple transfer destination terminal numbers are registered, and if an incoming call arrives at that terminal, transfer is continued hierarchically to the registered transfer destination terminals. To do. Further, when the response delay monitor detects a response delay of a predetermined time, the transfer is performed. (Claims 1, 2, 3) The transfer destination terminal number is stored on-hook by the receiving terminal, or when the transfer destination terminal makes a call for a predetermined time. (Claim 4) The number of transfers is counted according to the terminal number of the transfer destination accumulated for each layer, and the transfer is performed to the terminal having the largest number of transfers. In addition, the number of times of transfer corresponding to the terminal number is counted for each time zone, and the transfer is performed to the terminal of the transfer destination having the maximum number of times of transfer in the time zone. (Claims 5 and 6) A time period for which automatic transfer is restricted is registered, and automatic transfer is restricted during the restricted time period. When the existing call forwarding service is registered, the existing call forwarding service is prioritized. (Claims 7 and 8)

[0010]

FIG. 2 shows the storage (1) of transfer destination data according to the embodiment of the present invention. The figure shows the terminal with extension number 2222 (indicated as extension 2222 in the figure, and so on) from extension number 3333.
Since there is an incoming call at the terminal No. and the called party is absent, a third party transfers the call to the terminal at extension number 4444. Therefore, the automatic transfer destination storage processing unit 111 causes the transfer destination number storage unit 121 to The state where 4444 is accumulated is shown. When the next incoming call is transferred to a terminal having another extension number, for example, 5555, the transfer destination terminal number is the transfer destination number accumulating unit 12.
1 is overwritten and the extension number 5555 is accumulated.

FIG. 3 shows a storage sequence of transfer destination data according to the embodiment of the present invention. According to this sequence, the transfer destination data is stored by the automatic transfer destination storage processing unit 111. (A) shows that the terminal A is calling from the terminal B.

In (B), since the called party is absent, a third party responds and the terminals A and B are connected. In (C), the responding third party puts the terminal A on hold and transfers it to the transfer destination terminal C.

In (D), the terminal C responds, and the terminals B and C
Are connected. In (E), terminal B informs terminal C that the transfer is to be performed, and disconnects. When the terminal B is disconnected, the automatic transfer destination storage processing unit 111 is activated, and the extension number of the terminal C is stored in the transfer destination number storage unit 121.

FIG. 4 shows an automatic transfer sequence according to the embodiment of the present invention. (A) shows that the terminal A is calling from the terminal B.
In (B), since the called party is absent, a response delay occurs, the transfer processing unit 112 is activated, and the transfer destination number storage unit 1
21, the transfer to the terminal C is performed.

FIG. 5 shows a block diagram (1) for explaining an embodiment of the present invention. The figure shows the transfer number storage unit 121 of the principle diagram.
Is configured by a transfer destination number hierarchical storage unit D1 that hierarchically stores a plurality of transfer destination terminal numbers, and the automatic transfer destination storage processing unit 1
11, when the transfer is performed, the terminal number of the transfer destination is written in the primary transfer destination storage unit, the data of the primary transfer destination storage unit is shifted to the secondary transfer destination storage unit, and the data of the secondary transfer destination storage unit is transferred. Is a transfer destination layer storage processing unit 111A that shifts to the tertiary transfer destination storage unit, and when the transfer processing unit 112 receives an incoming call at the terminal that has registered the transfer destination, the transfer destination number layer storage unit D
1, the hierarchical transfer processing unit 112A sequentially transfers the data to the registered terminals.

In the present embodiment, the transfer destination is stored in three stages of the primary transfer destination storage unit to the tertiary transfer destination storage unit. It is possible to further subdivide the transfer destination number hierarchical storage unit D1 and provide a storage area after the quaternary transfer destination storage unit, but since the data of the transfer destination that is too old may not be valid in some cases, the tertiary storage is used here. The configuration is up to the transfer destination storage unit.

FIG. 6 shows the storage (2) of the transfer destination data according to the embodiment of the present invention. (A) transfers the incoming call to the terminal with the extension number 3333 to the terminal with the extension number 4444 and stores the extension number 4444 in the primary transfer destination storage unit of the transfer destination number hierarchy storage unit D1 by the same processing as in FIG. Indicates the status.

Next, (B) transfers the incoming call to the terminal with the extension number 3333 to the terminal with the extension number 5555, and transfers it to the primary transfer destination storage section (the primary transfer destination storage section in the figure) of the transfer destination number hierarchy storage section D1. The accumulated terminal number is referred to as primary data (the same applies hereinafter) 5555 is accumulated, and 4444 accumulated in the primary transfer destination accumulation unit is shifted to the secondary transfer destination accumulation unit.

Next, (C) transfers the incoming call to the terminal with the extension number 3333 to the terminal with the extension number 6666, accumulates 6666 in the primary transfer destination storage section of the transfer destination number hierarchy storage section D1, and transfers it to the primary transfer destination. 5 shows a state in which 5555 accumulated in the accumulation unit is shifted to the secondary transfer destination accumulation unit and 4444 accumulated in the secondary transfer destination accumulation unit is shifted to the tertiary transfer destination accumulation unit. In this way, the transfer destinations are registered in the order of the numbers of the terminals from the new transfer destination to the old transfer destination in the transfer destination number hierarchical storage unit D1 from the primary transfer destination storage unit to the tertiary transfer destination storage unit.

In this state, when an incoming call arrives at the terminal with the extension number 3333, the transfer is continuously performed in the order of the extension number 6666 to the extension number 4444. FIG. 7 shows a block diagram (2) for explaining an embodiment of the present invention. In the drawing, the storage type data D2, the transfer determination time data D3, and the response delay monitoring unit 113A are further provided in the embodiment described in FIG.

The storage type data D2 is stored when the terminal number of the transfer destination is stored in the transfer destination number hierarchy storage unit D1, when the receiving terminal to which a third party responds is on-hook, or when the transfer is performed and the transfer destination terminal is stored. It is data that specifies whether or not to accumulate when a call is made for a certain period of time (determined that the specified callee was at the transfer destination).

Further, the response delay monitor 113A monitors the response delay, and the response delay time is the transfer decision time data D.
When the number exceeds 3, the hierarchical transfer processing unit 112A is activated to transfer.

FIG. 8 shows a block diagram (3) for explaining an embodiment of the present invention. The figure is based on the embodiment described with reference to FIG.
A transfer number counter D4 is provided, and the transfer number counter D4 includes a primary transfer counter to a tertiary transfer counter corresponding to the primary transfer destination storage unit to the tertiary transfer destination storage unit of the transfer destination number hierarchy storage unit D1. It is configured.

FIG. 9 shows transfer destination data storage (3) according to the embodiment of the present invention. (A) is the same processing as that of FIG. 6 and stores the extension numbers 4444, 5555, and 6666 in the transfer destination number hierarchy storage unit D1 and the transfer number counter D4 indicates the number of transfer times to the primary transfer destination to the tertiary transfer destination. To count up. For example, the number of transfers from the primary transfer destination to the tertiary transfer destination is “2”, “3”, and “1”.

In (B), when there is an incoming call to the terminal with the extension number 3333, the layer transfer processing unit 112A refers to the transfer destination number layer storage unit D1 and the transfer number counter D4, and the transfer number is Transfer to the terminal with the maximum extension number 5555.

FIG. 10 shows a block diagram (4) for explaining an embodiment of the present invention. The figure is based on the embodiment described with reference to FIG.
6, an absent transfer registration unit D7 and an absent transfer registration detection unit 114A are provided.

In the regulation time zone storage section D6, the time for regulating the automatic transfer according to the present invention is registered. For example, if it is registered as pm5.00 to am8.00 after the end of work, this time zone is registered. Does not automatically transfer. Further, when there is a terminal in which the existing call forwarding service is registered in the call forwarding registration unit D7 and an incoming call is received at the terminal, the call forwarding registration detection unit 114A determines whether or not the call receiving terminal is registered for call forwarding. If the existing absence transfer service is registered, the existing absence transfer service is prioritized and the transfer is performed to the transfer destination terminal registered in the existing absence transfer service.

FIG. 11 shows storage (4) of transfer destination data according to the embodiment of the present invention. D5 in the figure (A) shows a transfer destination storage unit for each time zone. For example, the same process as in FIG.
444, 5555, and 6666 are designated as the transfer destination number hierarchy storage unit D
Accumulated in 1. At this time, the number of times of transfer for each time zone is simultaneously counted from the primary transfer destination (extension number 6666) to the tertiary transfer destination (extension number 4444). For example, 0
~ 1 o'clock is time zone 0, 1 ~ 2 o'clock is time zone 1 and 23 ~ 24: 00 is time zone 23. For example, an incoming call to extension number 3333 is transferred to a terminal of extension number 5555 at 6:30. In this case, as shown in the figure, the counter corresponding to the transfer time zone 6 of the number of times of transfer by time zone of the secondary transfer destination (extension number 5555) of the transfer destination storage section D5 by time zone is counted as "+1".

Here, (B) is the extension number 3 at 6:40.
When there is an incoming call at the terminal 333, the number of times of transfer in the time zone 6 from the primary transfer destination to the tertiary transfer destination of the transfer destination storage unit D5 by time zone is searched, and the terminal having the maximum number of counts, for example, the extension Transfer to the terminal number 5555. D5 in the figure
Indicates the soft clock, and when there is an incoming call, the soft clock d
5, the current time zone (here, “6” is determined).

FIG. 12 shows a flow chart of the accumulation processing according to the embodiment of the present invention. Below, STEP of the flow chart
The accumulation process will be described according to (hereinafter referred to as S). S1: The extension number of the terminal that received the call is extracted, and the addresses of the transfer destination layer storage unit D1 to the absence transfer registration unit D7 corresponding to the terminal are obtained.

S2: It is determined whether or not the storage type data D2 has been transferred by the receiving terminal and stored on-hook. S3: On-hook accumulation is detected in the case of on-hook accumulation, and S4; If it is not on-hook accumulation in S2, proceed to S4,
It is determined whether or not the call time matches the accumulation determination time data.

S5: The transfer destination terminal number is extracted with reference to the transfer destination number hierarchy storage unit D1. S6: It is determined whether or not the primary transfer destination storage unit of the transfer destination number hierarchy storage unit D1 is empty.

S7: If the primary transfer destination storage unit is not empty, the transfer destination number layer storage unit D1 and the transfer number counter D
4. The data in the transfer destination storage unit D5 for each time zone is shifted in descending order.

S8: The transfer destination terminal number is stored in the transfer destination number hierarchy storage unit D1 in the primary transfer destination storage unit. S9: The transfer count of the primary transfer counter of the transfer count counter D4 is counted by "+1".

S10: The transfer time zone data is extracted based on the software clock (hard clock is acceptable) d5. S11: Transfer time zone data transfer destination storage unit D5 for each time zone
It is registered in the primary data of and the counter is counted "+1".

The data required for the transfer is accumulated by the above-described processing of S1 to S11. In addition, when the terminal to which the transfer destination is registered in this way is relocated, the registered transfer destination terminal number may become invalid.In such a case, the transfer destination data can be transferred from the maintenance control. By inputting the erase command and change command,
The transfer destination data can be deleted or changed.

It is also possible to delete erroneous transfer destination data and transfer destination data that are no longer used from the calling terminal and the receiving terminal. FIG. 13 shows a flowchart of response delay monitoring according to the embodiment of the present invention.

S1; When there is an incoming call, the response delay monitoring section 113A determines whether or not the calling time exceeds the transfer decision time data D3. S2: When the calling time exceeds the transfer decision time data D3, the control is passed to the hierarchical transfer processing unit 112A to execute the transfer processing.

S3: The presence or absence of a response is monitored during the call. If there is no response, the process returns to S1 to monitor the call time. S4: When there is a response, the response / call is performed.

S5; Then, it is judged whether or not the calling terminal is disconnected. S6: When the calling terminal is disconnected, the call has been normally terminated, and therefore, all transfer completion indications D8 (not shown) are cleared.

S7: If the calling terminal is not disconnected in S5, it is determined whether the called terminal (called terminal) is disconnected. If the called terminal is not disconnected, the call is being made with the calling terminal, and the process returns to S4.

S8: When the calling terminal does not disconnect but the called terminal disconnects, the transfer processing starts, so the hierarchical transfer processing unit 1
Control is passed to 12A, and transfer processing is executed. At this time,
If the transfer destinations are registered hierarchically, the primary transfer destination,
The transfer is continuously performed with the secondary transfer destination and the tertiary transfer destination.

As described in the above flow chart,
If the caller is not disconnected and the transfer destination is registered as primary to tertiary, the transfer is continued from primary to tertiary.
FIG. 14 shows a flowchart of the transfer processing according to the embodiment of the present invention.

S1: It is determined whether the transfer is performed in the descending order of the transfer destination number hierarchy storage unit D1, the transfer count of the transfer number counter D4, or the time transfer by the transfer destination storage unit D5 for each time zone.

S2: When the transfer count is selected, the transfer destination counter having the maximum transfer count is determined by referring to the transfer count counter D4. S3; When the time zone transfer is selected in S1, the count value corresponding to the current time zone of each layer is extracted by referring to the time zone transfer destination storage unit D5 based on the current time.

S4: The terminal of the layer having the maximum count value in the current time zone is determined as the transfer destination terminal. S5: The transfer destination terminal is extracted from the layer data of the transfer destination number layer storage unit D1, excluding the terminal having the display of transfer completed.

S6: It is determined whether or not the current time matches the data in the restricted time zone storage unit D6. S7: Absent transfer registration detection section D in the absent transfer registration detection section 114A
It is determined whether or not the existing call forwarding service is registered in 7. If the determination result in S6 and S7 is "Y", the automatic transfer of the present invention is not performed, and the process ends.

S8: If the determination result is "N" in S6 and S7, the terminal of the determined transfer destination is called. S9: The transfer display data D8 is displayed as transferred to the current transfer destination terminal.

S10: Control is passed to the response delay monitor 113A to monitor the response delay. While the transfer process of the above-mentioned flowchart is being executed, it can be configured to confirm that the transfer service of the present invention is being executed by a dedicated holding tone or voice guidance from the talkie device. is there.

The above-mentioned automatic transfer can be applied to any of the extension incoming call, the office line incoming call, and the ISDN incoming call. Furthermore, the automatic registration of the present invention can be enabled even when a third party transfers by a pickup response or a response of another multiline terminal.

[0051]

According to the present invention, when one terminal receives an incoming call and a third party transfers the incoming call to another forwarding destination terminal, the forwarding destination terminal number is automatically registered. , When a call arrives at the terminal after registration, the call is automatically transferred to the registered transfer destination terminal.

Further, the transfer destination registration is not limited to one terminal, and a plurality of terminals are registered in a hierarchical manner, and if the first transfer destination terminal does not respond, the transfer is transferred to the second transfer destination terminal. Then
If there is still no response, it is transferred to the third transfer destination terminal.

Further, such transfer may be performed according to the number of times of transfer, transfer destination data for each time zone may be accumulated, and the terminal of the transfer destination may be determined according to the number of transfer times for each time zone. It

As described above, it is not necessary to register the transfer destination terminal in advance, and the electronic exchange automatically registers the transfer destination while the electronic exchange learns the transfer destination, and the terminal that has registered the transfer destination is registered. When there is an incoming call, it is largely transferred to automatically improve the service.

[Brief description of drawings]

FIG. 1 is a block diagram illustrating the principle of the present invention.

FIG. 2 accumulation of transfer destination data according to the embodiment of the present invention (1)

FIG. 3 is a sequence of storing transfer destination data according to the embodiment of this invention.

FIG. 4 is an automatic transfer sequence according to the embodiment of this invention.

FIG. 5 is a block diagram (1) illustrating an embodiment of the present invention.

FIG. 6 is a diagram illustrating the storage of transfer destination data according to the embodiment of this invention (2).

FIG. 7 is a block diagram (2) illustrating an embodiment of the present invention.

FIG. 8 is a block diagram (3) illustrating an embodiment of the present invention.

FIG. 9: Storage of transfer destination data according to the embodiment of the present invention (3)

FIG. 10 is a block diagram (4) illustrating an embodiment of the present invention.

FIG. 11: Storage of transfer destination data according to the embodiment of the present invention (4)

FIG. 12 is a flowchart of a storage process according to the embodiment of this invention.

FIG. 13 is a flowchart of response delay monitoring according to the embodiment of this invention.

FIG. 14 is a flowchart of transfer processing according to the embodiment of this invention.

FIG. 15 is a block diagram illustrating a conventional example.

[Explanation of symbols]

100 electronic exchange 110 Central control unit 111 Automatic transfer destination storage processing unit 111A Transfer destination layer storage processing unit 112 Transfer processing unit 112A hierarchical transfer processing unit 113A Response delay monitor 114A Unattended transfer registration detection unit 120 main memory 121 Transfer destination number storage 111a Absent transfer processing unit 121a Absent transfer destination registration unit D1 Transfer destination number hierarchy storage D2 accumulation type data D3 Transfer decision time data D4 Transfer counter D5 Transfer destination storage section by time zone D6 Regulation time zone accumulation section D7 Call Forwarding Registration Section d5 soft clock 130 network T1 to Tn, A, B, C terminals

─────────────────────────────────────────────────── ─── Continuation of front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) H04M 3/42-3/58 H04Q 3/54-3/56

Claims (2)

(57) [Claims] 1. An electronic exchange with an automatic transfer function , comprising a central control unit, a main storage unit, and a network, in which an area for storing a terminal number of a transfer destination terminal transferred by a third party to the main storage unit. Is provided, and the central control unit automatically stores the terminal number of the terminal of the transfer destination when a call is transferred by a third party in the transfer destination number storage section. An automatic transfer destination storage processing unit and a transfer processing unit that automatically transfers to the terminal of the transfer destination number stored in the transfer destination number storage unit when an incoming call arrives at the terminal that has registered the transfer destination An electronic exchange with an automatic transfer function. 2. The electronic device with automatic transfer function according to claim 1.
When the transfer destination terminal number is registered in the transfer destination number storage section of the exchange ,
Stored on the hook of the receiving terminal or transferred to
Determines whether to store when the terminal talks for a predetermined time
Automatic transfer characterized by the provision of storage type data
Electronic exchange with functions.