JPH02140046A - Automatic on-site exchange method - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an automatic branch exchange method in an automatic branch exchange that is composed of an automatic branch exchange main device and a relay board, and particularly relates to an automatic branch switching method for connecting an outside line from the relay board to an extension board. To provide a method for displaying information useful to an operator of a relay stand related to a forwarded call when a forwarded call occurs at the relay stand without a response from an extension even if the call is forwarded to a telephone set.

[Conventional technology]

In the conventional automatic branch exchange method using a private automatic branch exchange, a call is received from an outside line through the main equipment of the automatic branch exchange, and when a transfer to an extension telephone is requested, the call is transferred to the extension telephone at the branch. and sends a transfer request associated with this transfer operation from the relay board to the main device of the private automatic branch exchange,
In response to the forwarding request, the main device of the private branch exchange disconnects the outside line from the relay stand, puts the outside line on hold, and calls the extension telephone, and after the extension telephone enters the forwarded incoming call state, the extension telephone remains unresponsive for a predetermined period of time. When the forwarding timeout condition occurs, the main unit of the private branch exchange terminates the call on the extension telephone, notifies the attendant that the call will be forwarded again, and also notifies the telephone number of the external line that was the target of the forwarding. The call forwarding and outside line phone numbers are now displayed.

[Problems to be Solved by the Invention] In the above-mentioned conventional Yokouchi automatic switching method, when a redirected call occurs at the attendant console, the operator of the attendant console must record the name of the previous called party, the name of the called party, etc. I don't remember,
After responding to a transferred re-call, it is necessary to obtain the name of the other party, the name of the called party, etc. again from the other party on the same outside line, which poses a problem in that smooth relay operations cannot be performed.

Therefore, an object of the present invention is to provide an automatic private branch exchange method that allows smooth relay operations.

[Means to solve the problem]

In the private automatic branch exchange method of the present invention, a call is first received from an outside line through the main equipment of the private automatic branch exchange, and when a call is answered at the relay stand and a request is made to transfer the call to an extension telephone, the caller on the other party of the outside line is contacted at the relay stand. Enter information that is valid for relay operations, such as the name and the name of the called party, and notify the information that is valid for relay operations, such as the name of the called party (2) and the name of the called party (1-1). The main switchboard stores information useful for relay operations, such as the name of the other party and the name of the called party, and the main equipment of the private branch exchange stores the name of the other party and the name of the called party when notifying the relay board of a re-call. Information useful for relay operations such as name is notified to the relay console, and information effective for relay operations such as the name of the called party and the name of the called party is displayed at the relay console along with the transfer and re-call. .

[For production]

According to the structure of the present invention, when a transfer call occurs at the relay console, information useful for relay operations such as the name of the other party on the outside line and the name of the other party being called is displayed on the relay console, and the Information useful for relay work, such as the name and the name of the called party, can be known before starting the call.

〔Example〕

An embodiment of the present invention will be described based on FIGS. 1 and 2.

As shown in FIG. 1, in this private automatic branch switching method, when a call is received from an outside line through the private automatic branch exchange main device 101 to the relay stand 109 and a request is made to transfer the call to the extension telephone 10B, the relay stand 109 transfers the call to the extension telephone 10B. 108, a transfer request associated with this transfer operation is sent from the relay board 109 to the private automatic branch exchange main device 101, and the private automatic branch exchange main device 101 transfers the outside line to the relay board 1 in response to the transfer request.
09, the outside line is put on hold, and the extension telephone 108 is called, and after the extension telephone 108 enters the forwarding incoming state, the extension telephone The automatic exchange main device 101 terminates the call on the extension telephone 108 and notifies the relay board 109 of the transfer and re-call, and also notifies the telephone number of the external line that was the target of the transfer.
A private automatic branch exchange method for displaying forwarded calls and outside line telephone numbers is characterized as follows.

That is, first from the outside line to the private automatic branch exchange main equipment 101.
When the call arrives at the relay console 109 through the relay console 109, and the relay console 109 responds with a request to transfer the call to the extension telephone 108,
At the relay console 109, information valid for relay operations such as the name of the other party on an outside line and the name of the called party is inputted, and the information valid for relay operations such as the name of the other party and the name of the called party is input to the private automatic branch exchange. The main device 101 is notified, the private branch exchange main device 101 stores information useful for relay operations, such as the name of the called party and the name of the called party, and the private branch exchange main device 101 retransmits the information to the relay console 109. At the time of notification of a call, information useful for relay operations such as the name of the called party and the name of the called party is notified to the relay console 109, and the relay console 109 transmits the name of the called party, the name of the called party, and the caller's name along with the telephone number of the outside line. Displays information useful for relay operations, such as the name of the other party.

Next, the structure and operation of an embodiment of an automatic private branch exchange that implements the above-described automatic private branch exchange method will be explained with reference to FIGS. 1 and 2.

As shown in FIG. 1, this private branch exchange main unit 101 and
A relay console 109 and multiple extension telephones 1 connected to
08 (only one is shown in FIG. 1).

In this case, the private automatic branch exchange main device 101 has an extension telephone [
10B, an extension circuit section 102 that performs call connection control for the relay console 10B, a relay console interface section 105 that performs call connection control and data transmission control for the relay console 109, an outside line circuit section 103 that performs call connection control for the outside line, and an extension circuit section 102 that performs call connection control for the relay console 109. ．． A communication path section 104 that selectively connects the communication path between the relay stand interface section 105 and the outside line circuit section 103 to enable communication, and an extension circuit section 102. Attendant interface section 1051 communication path section 104 and outside line circuit section 10
3, and a main device side control section 106 that controls the exchange operation using a storage program, and a storage section 107 that stores information necessary for the exchange operation.

The relay stand 109 also includes a CRT section 110 for displaying information necessary for relay operations, a CRT control section 111 for controlling this CRT section 110, a keyboard section 112 for inputting information necessary for relay operations, and a keyboard section 112 for inputting information necessary for relay operations.
a keyboard control section 113 for controlling the private branch exchange main device 101, a main device interface section 116 for controlling call connection and data transmission to the private automatic branch exchange main device 101, a handset section 114 for making calls, and a keyboard control section 113 for controlling the telephone call connection and data transmission for the private automatic branch exchange main device 101; a communication circuit section 115 that controls communication between the CRT control section 111 . It is composed of a keyboard control section 113 and a relay stand side control section 117 that controls the main device interface section 116 to execute relay operations.

The operation of the private automatic branch exchange configured as described above will be explained below using FIG. 2.

FIG. 2 shows that an outside line arrives at the relay console 109 through the private automatic branch exchange main device 101, the relay console 109 answers, and then transfers the outside line to the extension, and the extension goes unanswered for a predetermined period of time until the relay console 109 calls.
9 shows a sequence flow when a transfer re-call occurs.

When a call arrives from an outside line, the outside line circuit section 103 detects the call.
1) Notify the main device side control unit 106 (202>).

The main device side control unit 106 is connected to the relay board interface unit 105.
and the main device interface unit 116 to notify the relay console side control unit 117 of the incoming call (203), relay console 1
At 09, the relay board side section '<11 section 117 starts displaying the incoming call on the CRT section 110 via the CRT control section 111 (
204) When the relay console 109 performs a response operation using the keyboard unit 112 and the relay console side control unit 117 detects the response via the keyboard control unit 113 (205), the relay console side control unit 117 connects the main device interface unit 116 and The response is notified to the main device side control unit 106 via the relay console interface unit 105 (206). Main device side control section 1
06 controls the outside line circuit section 103 to respond to outside lines 20
7,208), the outside line circuit section 1 via the communication path section 104
03 and the attendant console interface section 105 and notifies the attendant console side control section 117 of the start of the call via the attendant console interface section 105 and the main device interface section 116, and the attendant console side control section 117 A call is displayed on the CRT section 110 via (209, 21
0). At this time, when outside line information (information such as the name of the other party on the outside line of telephone number 5, the name of the called party, etc.) is input using the keyboard section 112 (211), the relay console side control section 117
The keyboard system '<' detects outside line information via the Iv unit 113, and the relay stand side control unit 117 notifies the main unit side control unit 106 of the outside line information via the main unit interface unit 116 and the relay stand interface unit 105. 212)
, the main device side control unit 106 stores the outside line information in the storage unit 107 (213). Thereafter, when a transfer operation is performed from the keyboard unit 112 on the relay stand 109 (214), the relay side control unit 117 detects the transfer request from the keyboard control unit 113, and the main device interface unit 116 and the relay stand interface unit 105, the main device side control unit 1
06 of the transfer request (215). The main device side control unit 106 controls the communication path unit 104 to
216) and disconnects the relay console interface section 105, controls the outside line circuit section 103 to put the outside line on hold (216), and calls the extension telephone 108 via the extension circuit section 102 (216).
7, 21, 8). Thereafter, when the main device side control section 106 detects a timeout of the transfer call (219), the main device side control section 106 controls the extension circuit section 102 to terminate the call on the extension telephone 108 (220, 221), and relays the call. The relay console side control unit 117 controls the CRT control unit 111 to notify the relay side control unit 117 of the transfer re-call via the stand interface unit 105 and the main device interface unit 116 (222), and the relay side control unit 117 controls the CRT control unit 111 to transfer the call to the CRT unit 110. A re-call is displayed (223). At the same time, the main device side control section 106 notifies the relay side control section 117 of the outside line information stored in the storage section 107 through the relay console interface section 105 and the main device interface section 116 (2).
24). The relay stand side control unit 117 is the CRT control unit 111
to display outside line information on the CRT section 110 (2
25).

After this, the operator of the relay stand 109 releases the hold on the outside line and makes a call again to the other party on the outside line.

〔Effect of the invention〕

According to the private automatic branch exchange method of the present invention, when a call is first received from an outside line and answered, information such as the name of the other party on the outside line and the name of the called party is stored in the private automatic branch exchange main device, and the call is transferred again. When a call occurs, the information stored in the main device of the private branch exchange, such as the name of the other party on the outside line and the name of the other party being called, is displayed on the relay console, so it is possible to make a second call in response to a forwarded call. Before proceeding to the call, you can know information such as the name of the other party on the outside line and the name of the other party. As a result, when making a second call, it is not necessary to ask the other party on the outside line for the name of the other party, etc., and the relay service can be carried out smoothly.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing the configuration of a private automatic branch exchange main device, a relay stand connected to it, and an extension telephone in a private automatic branch exchange according to an embodiment of the present invention, and FIG. 2 shows the reception and transfer of outside calls in the private automatic branch exchange. . FIG. 3 is an explanatory diagram showing a sequence flow when a transfer recall occurs. 101...Private automatic branch exchange main device, 102...Extension line circuit section, 103...External line circuit section, 104...Speech path section, 1o5...Relay board interface section, 106...
- Main device side control unit, 107... Storage unit, 108...
Extension telephone, 109...relay stand, 110...CRT
111... CRT control unit, 112... Keyboard unit, 113... Keyboard control unit, 114... Handset unit, 115... Main device interface unit,
117...Relay stand side control unit toP complaint 4

Claims (1)

[Scope of Claims] When a call arrives at the relay console from an outside line through the main equipment of a private automatic branch exchange, and a request is made to transfer the call to the extension telephone, the relay console performs a transfer operation to the extension telephone, and in connection with this transfer operation, A transfer request is sent from the relay board to the private branch automatic exchange main device, and the private branch automatic switch main device disconnects the outside line from the relay board in response to the transfer request, puts the outside line on hold, and calls the extension telephone. When the extension telephone is in a forwarded incoming call state and the extension telephone remains unresponsive for a predetermined period of time and reaches a forwarding timeout state, the private automatic branch exchange main device terminates the call on the extension telephone and returns the call to the relay stand. In a private automatic branch exchange method in which a forwarded call is notified and the forwarded call is displayed on the relay stand, when a transfer request is made to the extension telephone, the relay stand relays the name of the party on the outside line, the name of the called party, etc. inputting information that is valid for relay operations, such as the name of the called party and the name of the called party, is notified to the main equipment of the private branch exchange; information useful for relay operations, such as the name of the called party and the name of the called party, and relays the name of the called party, the name of the called party, etc. when notifying the transfer repeat call to the relay stand in the main unit of the private branch exchange. The system is characterized in that information useful for the business is notified to the relay console, and the relay console displays information useful for the relay business, such as the name of the calling party and the name of the called party, along with the transfer and re-call. Automatic on-site exchange method.