JPH05122373A - Incoming call transfer system - Google Patents

Abstract

PURPOSE:To transfer an incoming call to an idle facsimile terminal equipment automatically with the priority among plural facsimile terminal equipments without need of manual operation. CONSTITUTION:A transfer priority order of extension facsimile terminal equipments 2-4 is stored in advance in a storage device. A central controller 10 confirms the operating state of plural facsimile terminal equipments 2-4 registered in a storage device 11 when a multi-function telephone set 1 has an incoming call, a caller uses a facsimile terminal equipment and it is detected that a facsimile transfer switch of the multi-function telephone set 1 is set ON, and transfers the incoming call to the facsimile terminal equipment with high priority among idle facsimile terminal equipments and displays an extension number of the transfer destination facsimile terminal equipment onto a display device of the multi-function telephone set 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a call transfer system,
In particular, it relates to an incoming call transfer system in an electronic automatic private branch exchange that accommodates a multifunction telephone and a plurality of facsimile terminals.

[0002]

2. Description of the Related Art Conventionally, when a manuscript is sent using a facsimile via an office line or a dedicated line, if the extension number of the destination facsimile terminal is unknown, a call is made to the extension subscriber who wishes to send the original. , The extension number of a facsimile terminal installed nearby is investigated and the transfer operation is performed to the facsimile terminal having the extension number.

If a nearby facsimile terminal is in use, the extension number of another facsimile terminal is investigated and a transfer operation is performed. If there is no available facsimile terminal, it is necessary to wait until the facsimile terminal in use is available and try transmission again.

[0004]

However, in the above-mentioned conventional call transfer method, when the transfer destination facsimile terminal is in use, the extension subscriber who is handling the incoming call can use another available facsimile terminal. It is necessary to investigate the extension number and perform the transfer operation again. Since this operation is a manual operation, there is a problem that it is complicated.

Further, even if the sender side knows the extension number of the destination facsimile terminal in advance, the fact that the original document is sent by the facsimile to the destination extension subscriber before or after the original is sent by the facsimile, or is sent. Since the message is transmitted, there has been a complication that the transmission operation needs to be performed twice, when the original is sent by facsimile and when the notification is made to the other party.

The object of the present invention is made in view of these problems, and an incoming call transfer system capable of automatically transferring an incoming call from a plurality of facsimile terminals in the order of priority without requiring manual operation. To provide.

[0007]

According to the present invention, in an incoming call transfer system to a plurality of facsimile terminals in an electronic automatic private branch exchange accommodating a plurality of facsimile terminals and a multifunction telephone, the multifunction telephone displays The electronic automatic private branch exchange has a control device and a storage device, and the storage device has extensions assigned to the plurality of facsimile terminals in a priority order to be transferred. The number is registered in advance, the control device is an incoming call to the multi-function telephone, the originator uses a facsimile terminal,
When it is detected that the facsimile transfer switch of the multifunction telephone has been turned on, the usage status of the plurality of facsimile terminals registered in the storage device is confirmed,
Among the empty facsimile terminals, the incoming call is transferred to a facsimile terminal having a higher priority and the extension number of the transfer destination facsimile terminal is displayed on the display device.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the call transfer system of the present invention will be described below with reference to the drawings.

FIG. 1 shows the configuration of an electronic automatic private branch exchange to which an embodiment of the call transfer system of the present invention is applied.

This electronic automatic private branch exchange has a multifunction telephone 1 to which, for example, 200 is assigned as an extension number. The multifunction telephone 1 includes a display device (not shown) and a facsimile transfer button as a facsimile transfer switch for instructing facsimile transfer.

The multifunction telephone 1 is connected to a main switch 9 through a subscriber circuit 5. In addition to the subscriber circuit 5, subscriber circuits 6 to 8, a dial tone generation circuit 13, a central control device 10 as a control device, and a station line trunk circuit 12 are connected to the main switch 9. Office line trunk circuit 1
2 is connected to the central office. The subscriber circuits 6 to 8 are respectively connected to facsimile terminals 2 to 4 which are destination facsimile terminals.

In addition to the main unit 9, the central control unit 10 is connected to the subscriber circuits 5 to 8, the office line trunk circuit 12, the dial tone generating circuit 13 and the storage unit 11.

Extension numbers assigned to the plurality of facsimile terminals 2 to 4 (the extension numbers of the facsimile terminals 2 to 4 are 300, 310 and 320, respectively) are assigned to the storage device 11 in the order of priority of transfer. It is registered in advance. This registration is performed by the following procedure.

First, after the multi-function telephone 1 is hooked off the extension, the extension registration special number of the transfer destination facsimile terminals 2 to 4 is dialed, and then the extension numbers 300 and 310 of the transfer destination facsimile terminals 2 to 4. , 320 in order of priority. By these operations, the central controller 1
0 registers and stores the extension numbers 300, 310, 320 of the transfer destination facsimile terminals 2 to 4 corresponding to the extension numbers of the multifunction telephone 1 in the storage device 11 in order of priority.

Here, the priority order of the transfer destination facsimiles 2 to 4 stored in the 11 storage devices by the above method is as follows.
It is assumed that the facsimile terminal 2 (extension number 300), the facsimile terminal 3 (extension number 310), and the facsimile terminal 4 (extension number 320) are registered in this order in advance.

After that, the multi-function telephone 1 is taken off-hook, so that the transfer destination facsimile terminals 2 to 2 using the extension are connected.
The registration of the priority numbers of extension numbers 300, 310, 320 of No. 4 is completed.

Next, the operation of this configuration will be described.

Here, the incoming call from the office line is connected to the extension of the multi-function telephone 1 via the office line trunk circuit 12, and the sender uses the facsimile terminal on the sender side to It is assumed that the user wants to send a manuscript by facsimile to the extension subscriber of the functional telephone 1.

First, the caller informs the extension subscriber of the multi-function telephone 1 that he / she wants to send a document by facsimile.

Upon hearing this, the extension subscriber presses the facsimile transfer button registered in one of the multifunction buttons of the multifunction telephone 1. The depression is recognized by the central controller 10 through the subscriber circuit 5.

In this case, the central controller 10 retrieves the extension number of the transfer destination facsimile terminal corresponding to the extension number 200 of the multifunction telephone 1 registered in the storage device 11,
First, the extension number of the destination facsimile terminal having the highest priority is read out, and the usage state of the corresponding facsimile terminal (here, the facsimile terminal 2 having the extension number 300) is scanned through the subscriber circuit 6. If it is empty, the subscriber circuit 6 is controlled to send a call signal to the facsimile terminal 2, and at the same time, the subscriber circuit 5 is controlled to control the multifunction telephone 1.
The extension number 300 of the facsimile terminal 2 is displayed on the display device provided in the. From this display, the extension subscriber of the multi-function telephone 1 knows that the facsimile is being transferred to the facsimile terminal 2.

After that, the control device 10 controls the main switch 9 to open the communication path connecting the office line trunk circuit 12 and the subscriber circuit 5, and the subscriber circuit 5 and the office line trunk circuit 12 are connected. And are respectively connected to the dial tone generating circuit 13. Then, a dial tone is sent to the subscriber circuit 5 to inform that the transfer from the multifunction telephone 1 to the facsimile terminal is completed, while the office line trunk circuit 12 is calling the transferred facsimile terminal. Send a beep to inform you.

When the dial tone is heard, the extension subscriber of the multi-function telephone 1 knows that the transfer operation has been completed. The extension number of the destination facsimile terminal can be found by looking at the extension number on the display device. Then, the multifunction telephone 1 is hooked on. This off-hook operation is detected by the central controller 10 through the subscriber circuit 5.

After the detection, the central controller 10 controls the main switch 9 to open the communication path connecting the subscriber circuit 5 and the dial tone generating circuit 13 and, at the same time, to the subscriber circuit 5
Is controlled to delete the extension number 300 of the facsimile terminal 2 displayed on the display device of the multi-function telephone 1.

On the other hand, the facsimile terminal 2 which has been calling responds, and the central control unit 10 passes through the subscriber circuit 6.
When this is detected, the subscriber circuit 6 is controlled to stop the ringing signal transmitted to the facsimile terminal 2, and at the same time, the main switch 9 is controlled to connect the subscriber circuit 6 and the office line trunk circuit 12 to each other. To do.

By the above operation, the transfer work from the multifunction telephone 1 to the facsimile terminal 2 is completed. Since the extension subscriber of the multifunction telephone 1 has already confirmed on the display device that the transfer destination facsimile terminal is the facsimile terminal 2 with the extension number 300 as described above, he / she goes to the installation location of the transfer destination facsimile terminal 2. Then, the sent facsimile manuscript can be obtained.

If the facsimile terminal 2 having a higher priority is scanned through the subscriber circuit 6 and is in use, the central controller 10 again causes the multifunction telephone to be registered in the storage device 11. The extension number of the transfer destination facsimile terminal corresponding to the extension number 1 is searched, the extension number of the facsimile terminal having the next highest priority is read, and the scanning and transfer of the usage state of the corresponding facsimile terminal is performed by the same operation as described above. You should do the work. .

Here, if all the facsimile terminals of the destination facsimiles 2 to 4 corresponding to the extension number of the multi-function telephone 1 registered in the storage device 11 are in use, the central control unit is in use. 10 is a subscriber circuit 5
To display "BUSY" on the display device of the multifunction telephone 1.
Is displayed. From this display, the extension subscriber of the multi-function telephone set 1 knows that the transfer destination facsimile terminals 2 to 4 are all in use.

Therefore, the extension subscriber of the multi-function telephone 1 verbally informs the caller of this fact, and thereafter examines facsimile terminals other than the forwarding facsimiles 2 to 4 registered in the storage device 11. , The caller tells the caller that he / she wants to perform the transfer work by the manual operation or once the call ends and the caller tries again.

As described above, according to the above embodiment, a plurality of facsimile terminals 2 to 2 are provided for each extension number or representative extension number.
The extension numbers 4 are registered in advance in the storage device 11 in the order of priority to be transferred. Therefore, it is possible to transfer an incoming call from a plurality of facsimile terminals in order of priority by simply pressing the function button for facsimile transfer registered in the multi-function telephone 1 without requiring a manual operation.

Therefore, the extension subscriber who receives the incoming call is
Even if the extension number of the facsimile terminal to be transferred is not stored, it is possible to obtain the effect that the transfer operation of the facsimile terminal becomes possible only by operating the function button of the multi-function telephone 1. Further, the sender side also sends the message. The advantage is that you do not need to know the destination facsimile terminal number, you can transfer to the facsimile terminal via the other party's extension subscriber, and you can use the facsimile to notify you that the original will be sent at once. Be done.

[0032]

As described above, according to the present invention, it is detected that an incoming call using the facsimile terminal as the originator is in the multifunction telephone and the facsimile transfer switch of the multifunction telephone is turned on. At this time, the usage statuses of a plurality of facsimile terminals registered in the storage device are confirmed, the above-mentioned incoming call is transferred to a facsimile terminal having a higher priority among the empty facsimile terminals, and the transfer destination facsimile terminal The extension number of is displayed on the display device.

Therefore, there is an effect that an incoming call can be automatically transferred to a vacant facsimile terminal among a plurality of facsimile terminals in order of priority without requiring manual operation.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an electronic automatic private branch exchange to which an embodiment of a call transfer system of the present invention is applied.

[Explanation of symbols]

 1 Multi-function telephone 2 to 4 Facsimile terminal 10 Central control device 11 Storage device

Claims (1)

[Claims] 1. In an incoming call transfer system to a plurality of facsimile terminals in an electronic automatic private branch exchange accommodating a plurality of facsimile terminals and a multifunction telephone, the multifunction telephone has a display device and a facsimile transfer switch. The electronic automatic private branch exchange has a control device and a storage device, in which the extension numbers assigned to the plurality of facsimile terminals are registered in advance in the storage device in the order of priority to be transferred, When the control device detects that the multi-function telephone has an incoming call and the originator uses a facsimile terminal and the facsimile transfer switch of the multi-function telephone is turned on, the memory is stored. Check the usage status of multiple facsimile terminals registered in the device, and select the highest priority among the empty facsimile terminals. An incoming call transfer method characterized in that the incoming call is transferred to a facsimile terminal and the extension number of the destination facsimile terminal is displayed on the display device.