JPH03273744A - Conference telephone connecting system - Google Patents

Abstract

PURPOSE:To use '*' and '#' dials, for example, for the dial number of a person to be invited by transmitting control information to be used for an inviting operation by an inviting person to an external host computer, which is connected with an electronic exchange, and analyzing the information. CONSTITUTION:When the '*' and '#' dials are included in the dial number of the person to be invited, the electronic exchange transmits the control information to be used for the inviting operation of the inviting person to a host computer 6. Based on the received control information, the host computer 6 transmits an instruction related to conference connection to the electronic exchange and according to the received instruction, the electronic exchange executes the conference connection of terminals. Thus, the '*' and '#' dials can be used for the dial number of the person to be invited.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a conference call connection system for an electronic exchange, and particularly to a conference call connection system for an electronic exchange that also has an ink-face function with an external host computer.

[Conventional technology]

This type of conference telephone connection system allows a conference convenor to conduct a conference with conveners via a telephone. In such a conference call connection method, when the extension subscriber who is the convenor uses a PB (Push Botton) telephone, he uses the "*" and "#" ° dials for the convening operation, and the D P (Dial Push Button) dial. When using a telephone, the convening operation is performed using hooking.

That is, the convenor dials the convening number and calls the conference trunk. After hearing the second dial tone, the convenor dials the invitee number. When the invitee responds, a meeting or discussion is held between the two parties. When the convenor dials "*" or dials "*", the call becomes a conference call.

This state is a normal conference call state.

Next, in order to call the second invitee, the convenor calls I
= * -Dial or hook and after hearing the second dial tone, dial the invitee number. When the invitee responds, the two parties discuss the conference. When the convenor dials or hooks ``'*'', a three-party conference call is in progress.The convenor then repeats the same operation to call the attendees in turn, and the convenor calls the participants in turn. Place the conference call in progress when all invitees are connected.

[Problem to be solved by the invention]

In the conventional conference telephone connection method described above, if the invitee's number includes "*" or "'#pa", the convenor uses the "*" or "fl" dial for the convening operation. Therefore, it has the disadvantage that it cannot be called.

SUMMARY OF THE INVENTION The object of the present invention is to eliminate such drawbacks and to provide a conference telephone connection system that allows the use of pa*'' and ``#'' dials for the numbers of attendees.

[Means to solve the problem]

The present invention provides a conference telephone connection method in which terminals are connected for a conference by an electronic exchange having an interface function with an external host computer, in which the electronic exchange transmits control information used in convening operations of conveners to the host computer. The present invention is characterized in that the host computer transmits an instruction regarding conference connection to the electronic exchange based on the received control information, and the electronic exchange connects the terminals to the conference based on the received instruction.

The present invention also provides a conference telephone connection method in which terminals are connected for a conference by an electronic exchange having an interface function with an external host computer, in which the electronic exchange connects the host computer to the host computer by a predetermined operation from an extension subscriber terminal. Notifies a conference trunk connection request, receives connection request information sent from the host computer, connects the extension subscriber terminal and the conference trunk, and connects the extension subscriber to the host computer by a predetermined operation from the extension subscriber. Alternatively, notify the external line of a connection request, receive the connection request information sent from the host computer, connect the extension subscriber terminal and the invitee, and perform the prescribed operations while the extension subscriber terminal is talking with the invitee. L, notifies the host computer of a connection change request from a two-party call state to a conference connection, receives the connection change request information sent from the host computer and puts the extension subscriber terminal into a conference connection state, and the host computer receives a conference trunk connection request sent from the electronic exchange, sends connection instruction information between the extension subscriber terminal and the conference trunk to the electronic exchange, and receives a connection request sent from the electronic exchange for the extension or outside line of the invitee. transmits the connection instruction information of the extension subscriber terminal and the invitee to the electronic exchange, receives the connection change request sent from the electronic exchange, and transmits the connection change instruction information of the extension subscriber terminal to the electronic exchange. It is a feature.

〔Example〕

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a relay system diagram showing an embodiment of the present invention,
Figure 1 (a) is a diagram showing the convenor in progress, Figure 1 (b)
Figure 1 (C
) are diagrams each showing a state in which a conference is connected, including the convener. Further, FIG. 2 is a diagram showing a sequence of transmission and reception of control information between the central control unit of the electronic exchange shown in FIG. 1 and a host computer.

In FIG. 1, an electronic exchange that accommodates a telephone and has an interface function with an external host computer has means for notifying a conference trunk connection request to a host computer 6 by a certain operation from an extension subscriber terminal, and a means for connecting an extension subscriber terminal and a conference trunk by receiving connection request information transmitted from the conference trunk, and a means for notifying the host computer 6 of a connection request to the extension or outside line of the invited party by a certain operation from the extension subscriber. means for receiving connection request information transmitted from the host computer 6 and connecting the extension subscriber terminal and the invitee; It includes means for notifying the host computer 6 of a connection change request from a call state to a conference connection, and means for receiving connection change request information transmitted from the host computer 6 and placing the extension subscriber terminal in a conference connection state. There is.

The external host computer 6 also includes a means for receiving a conference trunk connection request transmitted from the electronic exchange and transmitting connection instruction information between the extension subscriber terminal and the conference trunk 4 to the electronic exchange, and a means for receiving a conference trunk connection request transmitted from the electronic exchange. A means for receiving a connection request for an extension or an outside line that is a convenor and transmitting connection instruction information between an extension subscriber terminal and a convener to an electronic exchange, and a means for receiving a connection change request sent from an electronic exchange and joining an extension. and means for transmitting connection change instruction information of the user terminal to the electronic exchange.

In such a conference telephone connection system, as shown in FIG. 1(a), for example, when the extension subscriber of telephone i3a performs a certain operation to request a conference trunk connection, for example, presses a function key + dials a special number. At this time, the central controller 5 edits the connection request information received via the digital line circuit 2a and sends it to the host computer (sequence 11).

In response to this notification, the host computer 6 sends instruction information to the central controller 5 to connect the extension subscriber 3a and the conference trunk 4 via the call path switch 1 (sequence 12).
. Based on this notification, the central control device 5 connects the telephone 3a and the conference trunk 4, and sends a second dial 1-- to the telephone m3a.

After confirming the second dial tone, the extension subscriber of the telephone 3a manually inputs the number of the invitee by performing a certain operation, for example, by pressing a function key + dialing the number of the invitee. The attendee number via the digital line circuit 2a is edited by the central controller 5 and sent to the host 1-computer 6 (sequence 13). Based on this information, the host computer 6 transmits instruction information for connecting the extension subscriber's telephone 3a and the invitee's telephone 3b via the call path switch 1 to the central control unit N5 (sequence 14). Based on this notification, the central control device 5
As shown in Figure (b), the extension subscriber's telephone 3a and the invitee's telephone 3b are put into a two-party conversation state. The extension subscriber of telephone 3a makes a two-party call with the invitee of telephone i3b,
Notify that a meeting is about to start.

Then, the extension subscriber of the telephone a3a manually requests a conference connection by performing a certain operation, for example, pressing a function key and dialing a special number. The conference connection request via the digital line circuit 2a is edited by the central controller 5 and sent to the host computer 6 (sequence 15).

Based on this information, the host computero sends instruction information to the central controller 5 to connect the telephones of the invitees who are connected to the conference trunk, including the extension subscriber's telephone 3a, to the conference (sequence 16). . Based on this notification, the central control device 5 connects the extension subscriber's telephone 3a connected to the conference trunk 4 and the invitee's telephone 3b for a conference.

If there are other invitees to convene from the conference connection state, the extension subscriber of the telephone 3a connects the conference by the same operation from a request to call the invitee's number.

As a result, as shown in FIG. 1(C), the telephone 3
A conference connection including C's invitee is also made.

In this way, according to this embodiment, when connecting a conference call, the extension subscriber who is the conference convenor can perform the convening operation.
It is possible to connect to a conference without using ",", "#" dialing or hooking.

〔Effect of the invention〕

As explained above, the present invention transmits the control information used by the convenor in the convening operation to an external host computer connected to an electronic exchange, and analyzes and processes the control information. There is an effect that ````#'' can be used.

[Brief explanation of drawings]

FIG. 1 is a diagram showing an interruption method according to an embodiment of the present invention, and FIG. 2 is a diagram showing an information transmission/reception sequence between the central control unit and the host computer in FIG. 1. ■...Call path switches 2a to 2c...Digital line circuits 3a to 3C...Digital multifunction telephone 4...Conference trunk 5...Central control unit 6...・Host computer

Claims (2)

[Claims] (1) In a conference telephone connection method in which terminals are connected for a conference using an electronic exchange that has an interface function with an external host computer, the electronic exchange transmits control information used for convening operations by conveners to the host computer, A conference telephone connection system characterized in that a host computer transmits an instruction related to conference connection to an electronic exchange based on received control information, and the electronic exchange connects terminals to a conference based on the received instruction. (2) In a conference telephone connection method in which terminals are connected for a conference using an electronic exchange that has an interface function with an external host computer, the electronic exchange connects the conference trunk to the host computer by a predetermined operation from an extension subscriber terminal. Notify the request, receive connection request information sent from the host computer, connect the extension subscriber terminal and the conference trunk, and perform a predetermined operation from the extension subscriber to the host computer to connect the extension or external line of the invited party. Notify the connection request, receive the connection request information sent from the host computer, connect the extension subscriber terminal and the invitee, and perform a predetermined operation to connect the two parties while the extension subscriber terminal is talking with the invitee. Notifies the host computer of a connection change request from a call state to a conference connection, receives the connection change request information sent from the host computer and puts the extension subscriber terminal into a conference connection state, and the host computer receives the connection change request information sent from the electronic exchange. It receives a conference trunk connection request from the conference trunk, sends connection instruction information between the extension subscriber terminal and the conference trunk to the electronic exchange, and receives a connection request from the electronic exchange for the extension or outside line of the invitee and connects the extension. The present invention is characterized by transmitting connection instruction information of the extension subscriber terminal and the invitee to the electronic exchange, receiving a connection change request sent from the electronic exchange, and transmitting connection change instruction information of the extension subscriber terminal to the electronic exchange. Conference telephone connection method.