JPH0630137A - Conference communication system - Google Patents

Abstract

PURPOSE:To facilitate the preparation of opening of a conference and to reduce the preparation time by devising the system such that conference participants are simultaneously and automatically called by allowing a conference sponsor to start a conference equipment. CONSTITUTION:When a controller 14 of a conference communication equipment 10 is started by a telephone set 1 for invitation of a conference, the controller 14 reads number information to call telephone sets 2, 3, 4 for conference participants from a memory 13 and a participant number information transmission circuit 12 sends participant (telephone set) number information via a switch 7. A central processing unit 9 fetches telephone number information of the participant received by the switch 7 and transmitted and calls the telephone sets 2, 3, 4 through subscriber circuits 5, 6 respectively to form a conference channel by the reply of each telephone set. In this case, the connection to a trunk line is attained by the private line hot line Furthermore, of the telephone sets.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic exchange, and more particularly to a conference call system for convening a conference.

[0002]

2. Description of the Related Art Conventionally, in this type of conference call system, a conference caller sequentially calls the called parties one by one and, after answering the called party, allows the called party to participate in the conference.

[0003]

In the above-mentioned conventional conference call system, since the convener calls each called party sequentially, it takes time until the conference is held and the convener calls the number information of the called party. There was a problem that we had to check each one and make a call.

An object of the present invention is to provide a conference call system capable of automatically calling a conference in a short time.

[0005]

A first conference call system according to the present invention is a conference call system including a conference call device connected to an exchange accommodating a plurality of terminals, in which information on all terminal numbers participating in the conference is previously stored. A memory that is stored and a conference that is stored in the memory that receives the conference call information sent by the central processing unit of the exchange that has received the conference call device activation information that the conference caller sends from any one of the terminals. A conference call device having a control device for reading the terminal number information of a participant and a participant number sending circuit for sending the terminal number information to the call path switch of the exchange, wherein the central processing unit is the call path switch Recognizing the terminal number information received by, all the participating terminals are simultaneously called to form a conference call path.

A second conference call system according to the present invention is a conference call system including a conference call device connected to an exchange which accommodates a plurality of terminals, and a memory for preliminarily storing all terminal number information of conference participants. And conference attendance designation information that is sent by a convener from any one of the terminals in a predetermined format which is the conference attendee's terminal number or code in order to designate the conference attendance terminal following the conference call device activation information. Participant designation information receiving circuit for receiving, and conference call invitation information from the central processing unit of the exchange which has received the conference call device activation information, and terminal number information of the conference participant designated by the conference participation designation information from the memory. A conference communication having a control device for reading and a participant number transmission circuit for transmitting the terminal number information received from the control device to the communication path switch of the exchange. Equipped with a device to recognize the number information which the central processing unit the channel switch is received,
The participant terminals are simultaneously called to form a communication path.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, 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.
The central processing unit 9 of the electronic exchange has a switch 7 for making an exchange connection, a telephone 1 for calling a conference for making a conference call, a telephone 2 for joining a conference, a telephone 3, a telephone 4 respectively. The subscriber circuits 5 and 6 to be controlled are connected through the interface 8, and the conference communication device 10 is further connected.

FIG. 2 is a block diagram of the conference call device 10 shown in FIG. Control device 14 of conference call device 10
Is a participation designation information receiving circuit 11 for receiving the participation designation information for determining the conference participants, a participant number transmission circuit 12 for transmitting the participant numbers for calling the conference participants,
A memory 13 for storing the connection numbers of the conference participants is connected.

When the control device 14 of the conference call device 10 is activated from the telephone 1 for calling a conference, the number information for calling the conference participants' telephones 2, 2, 3 is read from the memory 13 and the participation number is read. Information sending circuit 12
Sends the participant (telephone) number information.

The central processing unit 9 takes in the transmitted telephone number information of the participant, and based on the information, the subscriber circuit 5,
Through the subscriber circuit 6, telephone 2, telephone 3, telephone 4
, And a conference call path is formed by each telephone response.

Although an example of extension connection has been described above, connection to a central office line is possible by the dedicated line hotline function of the telephone exchange.

Next, an embodiment of the second invention will be described. FIG. 3 shows a format of information regarding participation and non-participation of a conference, which is transmitted from the conference convocation 1. Here, the conference convener is telephone 1 and the conference participants are telephones 2 and 4 (see FIG. 1). The convener calls out the activation number of the conference calling device 10 from the telephone 1. The transmitted conference call device activation number is taken into the central processing unit 9 through the subscriber circuit 5 and the interface 8. When the central processing unit 9 determines that it is the activation number for the conference call device 10, the telephone 1 is connected to the conference call device 10 by the switch 7.

After sending the activation number of the conference call device 10, the telephone 1 sends the conference participation / non-participation information to the conference call device 10 according to the format shown in FIG. In FIG. 3, participation and non-participation in the conference are represented by a binary pattern, and at the end of the information, "1" is set in the upper 1 bit to notify the conference communication device 10 of the end of the information. Furthermore, the transmission information is 16
It is represented by a decimal number, that is, the selection signal of 5, 0, 8 is sent to the telephone 1
From the conference notification device 10.

When the control device 14 of the conference call device 10 is activated by the telephone 1, the conference participation / non-participation information is read from the telephone 1 through the participant designation information receiving circuit 11. The controller 14 reads the read information (5, 0,
The number information for calling the telephones 2 and 4 of the conference participants by deciding the telephone to be called based on 8) is stored in the memory 13
And the participant number information sending circuit 12 sends the participant number information. In the above, the upper 1 bit is "1".
Although an example has been described in which the end of information is notified by setting the above, it is also possible to send all the information of all registrants.

The central processing unit 9 fetches the sent participant number information from the speech path switch, and based on the information, the telephone set 2 and the telephone set 4 through the subscriber circuit 5 and the subscriber circuit 6.
To call the conference call path.

The information regarding participation / non-participation in the conference has been described in the format shown in FIG. 3 as described above, but as the information transmitted by the conference convener, the number corresponding to the conference participant, for example, the telephone 2 is 02, The telephone 4 is designated as 04, and the convener calls 02, 04, 00 after the conference call device activation number.
May be sent. Also, instead of the conference participant call completion information 00, there is also a method of using the reception timeout function of the participant designation information by the conference communication device 10.

[0017]

As described above, according to the first aspect of the present invention, since the conference convener activates the conference device, the conference participants can be simultaneously and automatically called.
Meeting preparation is easy and time can be saved.

In a second aspect of the present invention, a conference convener simultaneously designates a conference participant with a terminal number or a predetermined format so that the conference participants can be simultaneously and automatically called, and the conference preparation can be facilitated. And the time can be shortened.

[Brief description of drawings]

FIG. 1 is a relay system diagram showing an embodiment of a conference call system using a conference call device of the present invention.

FIG. 2 is a block diagram showing an embodiment of the conference call device of the present invention.

FIG. 3 is a diagram showing a format of participation / non-participation information at the time of convening a conference according to the present invention.

[Explanation of symbols]

 1 to 4 Telephones 5 to 6 Subscriber circuit 7 Switch 8 Interface 9 Central processing unit 10 Conference call device 11 Participant designation information receiving circuit 12 Participant number information sending circuit 14 Control device

Claims (2)

[Claims] 1. A conference call system comprising a conference call device connected to an exchange which accommodates a plurality of terminals, wherein a memory for preliminarily storing information of all terminal numbers for attending a conference and a conference convener are selected by an arbitrary one. A control device for receiving the conference invitation information sent by the central processing unit of the exchange, which has received the conference call device activation information sent from the terminal, and reading the terminal number information of the conference participants stored in the memory, and this terminal A conference call device having a participant number sending circuit for sending the number information to the call path switch of the exchange, and the central processing unit recognizes the terminal number information received by the call path switch, and all the participating terminals simultaneously. A conference call system characterized by forming a call conference call path. 2. A conference call system comprising a conference call device connected to a switchboard accommodating a plurality of terminals, and a memory for preliminarily storing all terminal number information of conference participants,
The conference convener receives the conference call device activation information from any one of the terminals, and subsequently receives the conference participation designation information transmitted in a predetermined format that is the conference participant terminal number or code for designating the conference participation terminal. Control for reading the terminal number information of the conference participant designated by the conference participation designation information from the memory, receiving the conference invitation information from the participant designation information receiving circuit and the central processing unit of the exchange that has received the conference call device activation information. A conference call device having a device and a participant number sending circuit for sending the terminal number information received from the control device to the call path switch of the exchange, the central processing unit having the number received by the call path switch. A conference call system which recognizes information and calls the participant terminals at the same time to form a call path.