JPH08181784A - Multi-party talking system - Google Patents

Abstract

PURPOSE: To obtain a multi-party talking system in which the user can easily and accurately interrupt an optional opposite party individually and excellent service performance and accuracy are realized. CONSTITUTION: The multi-party talking system where multi-function telephone sets 200-208 each having a display device and possible for multi-party communication with a telephone exchange 10 are connected selectively to a multi-party speech trunk 11 is provided with a means displaying a telephone number of an opposite party onto each display device of the multi-functional telephone sets in path connection to the trunk 11, a means assigning a telephone number of a talking opposite party automatically to a function key of each multi- functional telephone set and mapping the number, and a means interrupting individually only the connection of a talking opposite party mapped to the function key through the depression of the function key assigned by the means.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-party call (conference call) system in which voice information is mutually and simultaneously exchanged between a plurality of multi-function telephones, and more particularly to a system for easily disconnecting individual callers. .

[0002]

2. Description of the Related Art In a conventional multi-party call system, a method for disconnecting only an arbitrary party during a multi-party call is disclosed in Japanese Patent Laid-Open No.
There is one disclosed in Japanese Patent Publication No. 2-84650. In this conventional technique, a cancel button is provided for each of a plurality of call parties, and in order to disconnect an arbitrary party individually, it is necessary to press the cancel button corresponding to the party.

Here, as the prior art 1, for example, JP-A-62-84650 (hereinafter referred to as prior art 1)
In case of simultaneous start, all dialers are activated to capture the line, and when the conference start button is turned on, the changeover switch operates to switch the line from the station line unit circuit to the call circuit, and the simultaneous start There is disclosed a "conference telephone device" in which a line cancel switch is opened by turning on a cancel button of the other party when there is an unnecessary other party in the conference and only the line is disconnected.

Further, in Japanese Patent Laid-Open No. 61-193552 (hereinafter, referred to as prior art 2), a pre-registered conference convener is called at the same time according to a conference convocation request by a specific dial, and the conference convenees are called. A "conference telephone device" is disclosed which improves serviceability and promptness by making a multi-party call after a response.

Further, Japanese Patent Publication No. 61-26258 (hereinafter referred to as prior art 3) provides a time division switch with a switch control memory capable of simultaneously designating a plurality of read addresses of time switches. A "digital communication device" is disclosed that enables low-cost three-way or multi-party communication.

[0006]

As described above, in the conventional multi-party call system, a cancel button for individually disconnecting an arbitrary party from a multi-party call is assigned to each of the plurality of call parties. Therefore, there is a demerit that the user (caller) needs to memorize the cancel buttons assigned to all the other parties. Therefore, there is a problem that the user accidentally disconnects a different party.

The present invention has been made in order to solve the above problems, and a user can easily and accurately disconnect an arbitrary party individually, and a multi-party call system excellent in serviceability and accuracy. The purpose is to provide.

[0008] In the above prior art 1, when there is a destination that is not necessary, the line cancel switch is opened by turning on the cancel button of the destination, and only the line is disconnected. To display the telephone numbers of a plurality of callees during a multi-party call, automatically assign the telephone numbers to the function keys of the multi-function telephone, and perform mapping when the user operates the keys. There is no specific description that suggests the technical idea of the present invention that can individually cut an arbitrary partner, and the technical idea is completely different from the present invention.

Further, the prior art 2 discloses an invention of a conference telephone device which makes a multi-party call state after a response to a conference convenee, and like the prior art 1, arbitrary parties are individually designated. There is no specific description suggesting the technical idea of the present invention that can be cut, and it is based on a technical idea completely different from the present invention.

Further, in the prior art 3, the time division switch is provided with a switch control memory capable of simultaneously designating a plurality of read addresses of the time switch, so that simultaneous three-party or multi-party communication can be performed at low cost. The invention of a digital communication device capable of performing the above is disclosed, and like the prior arts 1 and 2, a concrete idea suggesting the technical idea of the present invention capable of individually disconnecting an arbitrary partner. It is based on a technical idea completely different from that of the present invention.

[0011]

In order to achieve the above object, the present invention selectively connects a multi-function telephone, which is capable of multi-party call by a telephone exchange and has a display device, to a multi-party call trunk. In the multi-party call system, means for displaying the telephone number of the other party on the display device of the multi-functional telephone path-connected to the trunk, and automatically assigning the telephone number of the other party to the function key of the multi-functional telephone, and mapping And means for individually disconnecting only the connection of the call partner mapped to the function key when the function key assigned by this means is pressed.

[0012]

In the multi-party call system having the above structure, the telephone numbers of a plurality of callees are displayed on the multifunction telephone during the multi-party call, and at the same time, the telephone numbers are automatically assigned to the function keys of the multifunction telephone. , And the user (caller) presses a function key corresponding to an arbitrary partner while referring to the display, so that the path of the partner can be individually disconnected.

[0013]

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

FIG. 1 is a connection diagram showing the configuration of a multi-party call system according to the present invention, and FIG. 2 is a station data mapping image diagram.

In FIG. 1, an electronic exchange (hereinafter referred to as PBX)
10) controls and manages the entire system including call control. The multi-party call trunk (hereinafter referred to as CFT) 11 has a call current supply and management control function for multi-party call. Multi-function telephone (hereinafter called Dterm)
Reference numerals 200 to 208 are terminals capable of multi-party calling and having a display function.

A main memory (hereinafter referred to as MEM) 1
2 stores various data for the PBX 10 to control and manage. In the present invention, the “multi-party call mapping table data” (FIG. 2), which is the key point, is this MEM12.
It is housed in.

As shown in FIG. 2, in the multi-party call mapping table data, the CFT number is INDEX1 and C
This is data for mapping the Dterm connected to the FT 11 and the function keys 1 to 8 (hereinafter, referred to as F1 to F8) of the Dterm.

The operation of the above configuration will be described below with reference to FIGS. Here, FIG. 3 is a flow chart showing the processing steps when receiving a special number for multi-party calling, and FIG.
FIG. 5 is a flowchart showing a processing process when the function key is pressed, and FIG. 5 is a diagram showing a display image of the user's multi-function phone during multi-party call. It should be noted that, in the description, the path connection / disconnection and the display on the Dterm are known operations, and the details are not described in the present invention.

First, in FIG. 3, when the dial of the special number previously allocated for the multi-party call is received from the Dterm 200 (step S1), the PBX 10 sets D
The term 200 is path-connected to the CFT 11 (step S2).

At this timing, it is judged whether or not there is a terminal already connected to the connected CFT 11 (step S3), and if not, an FNCTBL (function key table) area is secured and H1 is hunted (step S4), and the terminal is If there is, the FNCTBL is searched to hunt the empty function area (step S5). And DTERM's USEINF connected to the hunted area
(User information: individual information) is registered (step S6), and then the address of the USEINF area is registered in the hunted FNCTBL (step S7).

Then, the inside of FNCTBL is searched (step S8), and it is judged whether there is any registration other than the registration in step S7 in FNTBL (step S9). Dte
Information is notified to rm and displayed (step S10).

Regarding the registered contents, in this example, Dterm
Since 200 is connected, INDEX is used with the CFT number used
(INDEX1) Search the IDLE function key of FNCTBL and hunt F1. Hunted F
In 1, the head address (# 1) of the area in which the individual information data of the Dterm 200 is stored is registered. Further, the individual information data indicates information such as a telephone number regarding Dterm.

Next, when the number of the other party (206 here) to be transmitted following the special number is received from the Dterm 200, the PBX 10 receives the Dterm 2 in the same manner as described above.
06 and CFT11 path connection and MAPTBL registration.

Furthermore, when the response of the destination Dterm 206 is confirmed, the MAPTBL currently connected to the same CFT 11 is connected.
To notify each Dterm. Dterm
The information notification and display of the Dterm 206 is displayed in 200 (FIG. 5).
(See (a)), and Dterm20 is set to Dterm20.
0 information notification and display (see FIG. 5B) are performed.

In the same manner as described above, the transmission request from Dterm 206 to Dterm 207 is accepted,
Confirm the response of m207, accept the outgoing call request from Dterm206 to Dterm208,
It is assumed that the response of 208 is confirmed (see FIG. 5C).

Assuming that the Dterm 200 is no longer needed in the four-party call state, the Dterm 206 to Dterm
Referring to the display, press F1 mapped on the Dterm 200.

The processing at this time is as shown in FIG. That is, when the PBX 10 receives the information of pressing F1 (step S11), the FNCTB of MAPTBL is received.
L is searched, and the individual information of Dterm corresponding to F1 is read (step S12). With this information, the CFT of the Dterm 200 corresponding to the function key F1
The path is disconnected (step S13) and MAPTB
The USEINF (individual information corresponding to Dterm200) area in L is deleted, the address registered in F1 of FNCTBL is cleared, and the IDLE state is set (step S
14).

Subsequently, the FNCTBL is searched (step S15), and it is determined whether or not another Dterm is registered in the FNCTBL (step S16). If there is, the data of the FNCTBL is deleted.
rm is restored (step S17). Further, this information is notified and displayed to all Dterms connected to the same CFT 11 (see FIG. 5D).

As described above, according to the present invention, the function keys for individually disconnecting from a plurality of call partners are mapped during a multi-party call, and the mapping status is displayed, so that the user refers to the display. While you disconnect, you can select any opponent.

As a result, the user can easily and accurately individually disconnect any other party, so that the serviceability and accuracy are improved.

It is needless to say that the present invention is not limited to the above-mentioned embodiments, and that various modifications may be made without departing from the scope of the present invention.

[0032]

As described above, according to the present invention, a user can easily and accurately disconnect an arbitrary party individually and provide a multi-party call system excellent in serviceability and accuracy. be able to.

[Brief description of drawings]

FIG. 1 is a connection diagram showing a configuration of an embodiment of a multi-party call system according to the present invention.

FIG. 2 is a diagram showing a station data mapping image stored in a main memory of the embodiment.

FIG. 3 is a flow chart showing a processing procedure at the time of receiving a special number for multi-party call according to the embodiment.

FIG. 4 is a flowchart showing a processing procedure when a function key is pressed in the embodiment.

FIG. 5 is a diagram showing a display image of a user telephone during a multi-party call according to the embodiment.

[Explanation of symbols]

 10 Electronic Switch (PBX) 11 Trunk for Multi-party Call (CFT) 200-208 Multifunctional Telephone

Claims (2)

[Claims] 1. A multi-party call system in which a multi-function telephone capable of multi-party call by a telephone exchange and having a display device is selectively pass-connected to a trunk for multi-party call, wherein the multi-function is pass-connected to the trunk. Means for displaying the telephone number of the other party on the display device of the telephone, means for automatically assigning the telephone number of the other party to the function keys of the multi-function telephone, and mapping, and pressing the function key assigned by this means , A means for individually disconnecting only the connection of the other party who has been mapped to the function key. 2. The electronic exchange comprises means for automatically assigning the telephone number of the other party to the function key of the multi-function telephone and storing the mapping result in a table. The described multi-party calling system.