KR100475383B1 - Device of capacity extension for conference call of exchanger system - Google Patents

Abstract

The present invention is to extend the conference call capacity, in particular, to provide a conference call service to more subscribers in the exchange system, the conference call capacity expansion device of the exchange system according to the present invention, the external control signal First and second conference modules each configured to form a conference of a specific channel and process voice information and a specific conference channel for inputting and outputting voice information to the configured conference; A switching function block that connects at least one conference channel of the conference channels provided in the first conference module with the conference channel of the second conference module one-to-one and one-to-one with the remaining conference channel and the subscriber station; It is characterized in that it comprises a multiple subscriber station connected to the switching function block one-to-one and receiving conference call service through conference channels provided in the first and second conference modules.

According to the present invention, by providing a plurality of conference modules, by connecting at least one of the conference channel of each conference module to the conference channel of the other conference module in a one-to-one two-way, by passing the voice information between different modules conference It is to expand the call capacity to provide conference call service to more subscribers.

Description

DEVICE OF CAPACITY EXTENSION FOR CONFERENCE CALL OF EXCHANGER SYSTEM}

The present invention relates to a conference call capacity expansion device that can extend the capacity of a conference call digitally implemented in an exchange system by a certain amount.

In general, the exchange system basically provides the functions of a call between a subscriber and a subscriber, a call between a subscriber and a subscriber, and a call between a subscriber and a subscriber. In addition to the basic functions, the exchange system provides a variety of functions that allow subscribers to feel more convenient in the busy or idle state, among which digital conference calls use commercial conference call modules (conference chips). To implement it. Currently, Siemens PEB2245 or PEB2445 is used as the conference call module that provides the largest capacity among commercial modules. All of these commercial chips have a maximum capacity of 64 conference calls.

The prior art configuration for implementing a digital conference call in such an exchange system is shown in FIG.

Referring to FIG. 1, a conference including a multi-conference channel CH0 to CH63 for voice input and output, and a conference function unit 11 for processing a voice information input and output from the conference channel and providing a conference call service in the form of a digital highway. A module 10, a switching function block 20 for switching the conference channels CH0 to CH63 and subscriber terminals in a one-to-one switching manner, a multi subscriber station 30 provided with conference call service, and the conference function unit ( 11) a control unit 40 for configuring a channel conference by controlling the control unit, and a system control unit 50 for controlling the control unit 40 and the switching function block 20 according to the voice information input and output from the subscriber station. do.

Referring to the accompanying drawings, a conference call device of a conventional exchange system configured as described above is as follows.

First, multiple subscribers input and output voice through each subscriber station (30) and perform a conference call in one group form. The conference call of the subscriber station 30 implements the conference call by digital switching in the exchange system.

The switch system includes a conference module 10, a switching function block 20, a control unit 40, and a system control unit 50. The conference channels CH0 to CH63 of the conference module (PEB2445) 10 are It functions as an input / output port of subscriber voice information input through the switching function block 20, and the conference function unit 11 processes voice information of the subscriber. The switching function block 20 switches (S / W) the subscriber voice information between the multiple subscriber station 30 and the conference channels CH0 to CH63.

To this end, the control unit 40 controls the conference function unit 31 of the conference module 10 to configure conferences of 64 channels (# 0 to # 63) so that each conference channel is assigned to each of the multiple subscriber stations 30. To the I / O port. The system controller 50 controls the control unit 40 and the switching function block 20 according to the operating state of the subscriber station 30.

Then, the switching function block 20 switches the input / output ports of the conference channels CH1 to CH63 configured in the conference module 10 in a 1: 1 bi-directional switching mode with the subscriber station 30 according to the system controller 50. In addition, the multi subscriber stations # 0 to # 63 (30) form a group and receive a conference call service in the form of a digital highway through the conference module 10.

Here, the voice information allocated to one conference channel CHn processed by the conference function unit 11 transmits the subscriber voice information to another subscriber station without being fed back to its own terminal #n. In order to process the voice information of the other subscriber except for the voice information connected to the channel. That is, Voice n = [Voice (0) + Voice (1) + ... + Voice (63)-voice (n)].

Therefore, the conference module 10 provides conference call service with 64 multi subscriber stations 10 connected to the switching functional block 20 as a group.

However, conventionally, only a maximum of 64 channels are available for conference calls due to the limited conference call capacity of the conference module 10. That is, it is not possible to provide a conference call service over 64 channels.

The present invention has been made to solve the above-mentioned conventional problems, by providing a plurality of conference modules, by connecting at least one of the conference channel of each conference module in one-to-one two-way with the conference channel of the other conference module, conference call It is an object of the present invention to provide a conference call capacity expansion device of an exchange system that can expand the capacity.

In order to achieve the above object, the conference call capacity expansion device of the exchange system according to the present invention,

First and second conference modules each configured to form a conference of a specific channel by an external control signal and process a voice information, and a specific conference channel for inputting and outputting voice information to the configured conference;

A switching function block that connects at least one conference channel of the conference channels provided in the first conference module with the conference channel of the second conference module one-to-one and one-to-one with the remaining conference channel and the subscriber station;

A multi subscriber station connected to the switching function block one-to-one and receiving conference call service through conference channels provided in first and second conference modules;

A control unit configured to control conference functions of the first and second conference modules, respectively, to configure a conference of a specific channel;

And a system controller for controlling the control unit and the switching function block.

Preferably, the first conference module processes voice information input through an internal conference channel to transmit voice information through a conference channel connected one-to-one with another conference channel and a second conference module therein, and the second conference module has an internal conference channel. The voice information input through the conference channel may be processed and transmitted through another conference channel and a conference channel connected one-to-one with the first conference module.

Preferably, the first and second conference modules have 64 channel capacities and provide conference call services using 126 subscriber stations as a group.

Hereinafter, with reference to the accompanying drawings as follows.

2 is a block diagram showing a conference call capacity expansion device of the exchange system according to the present invention. 2, a conference function unit 101 (102) for configuring a conference of a specific channel and processing voice information by an external control signal and a specific conference channel (CH1 to CH63) for input and output of voice information to the configured conference. First and second conference modules (100, 200), respectively; At least one conference channel CH0 of the conference channels CH0 to CH63 provided in the first conference module 100 is connected to the conference channel CH0 of the second conference module 200 by one-to-one switching, and the other conference channel ( A switching function block 300 for one-to-one switching connection between CH1 to CH63 and subscriber stations # 1 to # 63 and # 65 to # 127; The multiple subscriber station 400 (500) connected to the switching function block 300 one-to-one and receiving conference call service through conference channels CH1 to CH63 provided in the first and second conference modules 100 and 200. Wow; A control unit 600 configured to control conference function units 101 and 201 of the first and second conference modules 100 and 200, respectively, to configure a conference of a specific channel; It characterized in that it comprises a system control unit 700 for controlling the control unit 600 and the switching function block (300).

Referring to the accompanying drawings, the conference call capacity expansion device of the exchange system according to the present invention configured as described above is as follows.

First, the control unit 600 controls the conference function units 101 and 201 of the first and second conference modules 100 and 200 to configure the 64 channel conferences to operate independently of each other.

The first and second conference modules 100 and 200 are configured with conference function units 101 and 201 and 64 channel conference channels CH0 to CH63, respectively. ) Is a digital highway type, which receives and processes voice information through 64 channel conference channels (CH0 to CH64), and 64 channel conference channels (CH0 to CH64) consist of 64 channels in each conference function unit. It becomes the input / output port of.

Here, 64 channels of conference channels # 0 to # 63 are configured in the first and second conference modules 100 and 200, so that a total of 128 ports are configured.

One conference channel of the 64 channel conference channel is connected one to one through the channel of the different conference module and the switching function block (300). That is, the conference channel # 0 (CH0) of the first conference module 100 connects to the conference channel # 0 (CH0) of the second conference module 200 by one-to-one bidirectional switching through the switching function block 300.

The remaining 63 conference channels CH1 to CH63 of the 64 conference channels of the first and second conference modules 100 and 200 are subscriber stations # 1 to # 63 (400) and # 65 to # 127 (500). )

Therefore, the switching function block 300 is connected one-to-one bi-directionally switching to the multiple subscriber stations # 1 to # 63 (400) from the conference channel # 1 (CH1) to the conference channel # 63 (CH63) of the first conference module 100. Then, one-to-one bidirectional switching is connected to the multi-user terminal # 65 ~ # 127 (500) from the conference channel # 1 (CH 1) to the conference channel # 63 (CH 63) of the second conference module 200. Then, all the subscriber stations connected to the switching function block 300 are configured with 126 terminals.

The system controller 700 controls the controller 600 according to the operation state of the subscriber station and controls the switching of the switching function block 300.

Briefly describing the operation of the apparatus, voice information of the multi subscriber station # 1 to # 63 (400) is provided to the conference channel # 0 (CH0) provided in the first conference module 100 to switch the function block 300. It is output through the conference channel # 0 (CH0) of the second conference module 200 through, and the voice information of the multi subscriber station # 65 ~ # 127 (500) to the conference channel # 0 (CH0) of the second conference module 200. Is output to the conference channel # CH0 of the first conference module 100 through the switching function block 300. That is, voice information of the first and second conference modules 100 and 200 is bi-directionally interfaced and exchanged through conference channel # 0 (CH0).

In detail, the voice information processed by the first and second conference modules 100 and 200 are exchanged with each other, and the conference channel # 0 (CHO) of the first conference module 100 is the second conference module ( Recognize the conference channel # 0 (CH0) of the 200 as a single subscriber station, and the conference channel # 0 (CH0) of the second conference module 200 is the conference channel # 0 (CH0) of the first conference module 100. Recognizes as one subscriber terminal and exchanges voice information.

Here, the voice information output to the second conference module 200 through the conference channel # 0 (CH0) of the first conference module 100 becomes the subscriber Voice [1] + .... + Voice [63], The voice information output to the first conference module 100 through the conference channel # 0 (CH0) of the second conference module 200 becomes the subscriber Voice [64] + ... + Voice [127].

In addition, subscriber terminals 400 and 500 connected one-to-one to the conference channels CH1 to CH63 are provided with other subscriber voice information output from conference channels of the first and second conference modules except voice information of the corresponding channel.

Therefore, the subscriber stations (# 1 to # 63) 100 and the subscriber stations (# 65 to # 127) 200 can listen to voice information of subscribers of other conference modules as well as voice information of other subscribers of the corresponding conference module. Since the conference call is possible for 126 people, the entire subscriber station is provided as a group and receives the conference call service.

In the present invention, the conference call channel and the subscriber group may be changed according to the capacity of the conference module, and the group of subscribers may be changed according to the number of conference modules.

As described above, the conference call capacity expansion device of the exchange system according to the present invention, by allowing at least one conference channel provided in the conference module to be connected one-to-one bidirectionally with the conference channel of the other conference module to exchange voice information, By expanding the channel capacity of a plurality of conference modules by a factor of two, the conference call service with more subscribers can be provided.

1 is a block diagram showing a conference call capacity expansion device of a conventional exchange system.

Figure 2 is a block diagram showing a conference call capacity expansion device of the exchange system according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10,100 ... Conference module 20,200 ... Switching function block

30,300,400 Subscriber terminal 40,500 Control unit

50,600 ... System control unit 11,101 ... Conference function

CH0 ~ CH63 ... Conference Channel

Claims (3)

A conference function unit for configuring each conference of a specific channel by an external control signal and processing voice information, and a plurality of conference modules each having a plurality of conference channels for input and output of voice information to the configured conference; A plurality of conference modules are connected by connecting at least one conference channel of a conference channel provided in a specific conference module one-to-one with another conference module. A switching function block for providing conference call services to subscribers ; A multi subscriber station connected to the switching function block one-to-one and receiving conference call service through conference channels provided in the plurality of conference modules by the switching function block ; A control unit configured to configure a conference of a specific channel by controlling each conference function unit of the conference module ; And a system controller for controlling the control unit and the switching function block. The method of claim 1, The conference module processes voice information input through an internal conference channel and transmits it through the conference channel connected one-to-one with another conference channel and a second conference module therein, so that other subscriber voice information of the conference module and other conference module A conference call capacity expansion device of an exchange system, characterized in that for providing subscriber voice information . The method of claim 1, The conference channel capacity of each conference module for the conference call service is obtained as a conference channel excluding conference channels interconnected with other conference modules from the sum of conference channels provided in a plurality of conference modules. A conference call capacity expansion apparatus of an exchange system, characterized in that , as a group, providing conference call services .