JP2807097B2 - Multipoint communication controller for video conference - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multipoint communication control device for a videoconference which controls a multipoint videoconference using a communication network such as an integrated service digital network (hereinafter referred to as an ISDN network). is there.

[0002]

2. Description of the Related Art FIG. 3 is a block diagram showing a conventional multipoint communication control device for a video conference. In Fig, 1 the basic interface unit for interfacing the signal 2B + D between the ISDN network which is not shown (hereinafter, basic I /
A called F unit) 2 4H ₀ between the ISDN network,
A primary group speed interface unit (hereinafter, referred to as a primary group speed I / F unit) that interfaces the 24B signal.

A transmission control unit 3 is connected to the primary group speed I / F unit 2 and performs separation / synthesis of video data and audio data for each video conference terminal at each point connected via the ISDN network. is there. Reference numeral 4 denotes a video processing unit that processes the video data separated by the transmission control unit 3, and reference numeral 5 denotes an audio processing unit that also processes audio data. Reference numeral 6 denotes a system control unit which is connected to the basic I / F unit 1 and controls these units.

Next, the operation will be described. The incoming call control of the video conference terminal requesting the holding of the video conference is performed via the basic I / F unit 1 via the ISDN network (2B + D). In addition, calling control to the video conference terminal at each point to be called for the video conference is also performed through the basic I / F unit 1. By these call controls, the video conference terminal at each location participating in the video conference is connected to the video conference multipoint communication control device.

The conference data from the video conference terminal at each connected point is sent to the video conference multipoint communication control device via the ISDN network (4H ₀ / 24B), and the primary group rate I / F section 2. Primary group velocity I
The / F unit 2 separates the received data into conference data for each video conference terminal at each point and transfers them to the transmission control unit 3 respectively.

Each transmission control section 3 separates the received conference data into video data and audio data, and sends the video data to the video processing section 4 and the audio data to the audio processing section 5, respectively. The video processing unit 4 switches the transmitted video data and returns it to the transmission control unit 3 for each point.
At the same time, the audio processing unit 5 decodes and mixes the transmitted audio data for each point and returns it to the transmission control unit 3.

[0007] The video data and the audio data are synthesized by the transmission control unit 3 and the primary group speed I / F unit 2 outputs
It is transmitted to the video conference terminal at each point via the DN network (4H ₀ / 24B). The system control unit 6 controls these units.

[0008] As a document describing a technique related to such a conventional multipoint communication control device for a video conference, for example, "Mitsubishi Electric Technical Report" Vol. 64, No. 12 (19)
1990), pp. 69-74, a multipoint video conference system.

[0009]

Since the conventional multipoint communication control apparatus for a video conference is constructed as described above, a multipoint video conference network is constructed using an ISDN network in a company or the like. Most of the line usage fees are charged to the multipoint communication control device for videoconferencing, and distributed to teleconference terminals at each location by a telecommunications carrier such as Nippon Telegraph and Telephone Corporation. There was a problem that the details of the fee for use had to be obtained and checked manually with the meeting records.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and is a multipoint multipoint for videoconference in which a line usage fee can be automatically allocated to videoconference terminals participating in a videoconference. An object is to obtain a communication control device.

[0011]

According to a first aspect of the present invention, there is provided a multipoint communication control apparatus for a videoconference which participates in a videoconference and a call number corresponding to line usage fee information provided from a communication network. A data collating unit for collating with the call number corresponding to the connection number of the video conference terminal, a data accumulating unit for accumulating the collated line usage fee information as communication record data, and storing the accumulated communication record data. A data output unit for outputting to an external device is added.

According to a second aspect of the present invention, there is provided a multipoint communication control apparatus for a video conference, comprising: a call number corresponding to line usage fee information provided from a communication network; A data collating unit for collating with the call number corresponding to the connection destination number, a data accumulating unit for accumulating the collated line usage fee information as communication record data, and extracting predetermined communication record data from the accumulated communication record data. It is provided with an operation input unit to be designated, a data output unit to retrieve the specified communication record data from the data storage unit, and a display unit to display the retrieved communication record data.

[0013]

According to the first aspect of the present invention, the data storage unit is provided from a communication network, and is used by a data collating unit for collating with a call number corresponding to a connection destination number of a video conference terminal participating in the video conference. A video conference that accumulates fee information as communication record data and outputs it to an external device via a data output unit, so that line usage fees can be automatically allocated to video conference terminals participating in the video conference. A multipoint communication control device for use.

[0014] The data output unit of the invention described in claim 2, the line use fee information provided by the communication network
The corresponding call number is compared with the call number corresponding to the connection destination number of the video conference terminal that participated in the video conference, and the communication specified by the operation input unit from the data storage unit stored as communication record data. A video conference multipoint communication control device capable of automatically allocating a line usage fee to a video conference terminal participating in a video conference by extracting recorded data and displaying the data on a display unit.

[0015]

[Embodiment 1] Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing an embodiment of the first aspect of the present invention. In the figure, 1 is a basic I / F
, 2 is a primary group speed I / F unit, 3 is a transmission control unit, 4 is a video processing unit, and 5 is an audio processing unit. Therefore, detailed description is omitted.

[0016] 7 is a system control unit corresponding to that denoted by reference numeral 6 in FIG. 3, corresponds to the line use fee information extracted is provided from the ISDN network (2B + D) at the base I / F section 1 a call number and its videoconference in that also functions as a data matching unit for matching the call number corresponding to the destination number of the video conference terminal participating, are different from those.

Reference numeral 8 denotes a data storage unit for storing line charge information collated by the system control unit 7 as communication record data. Reference numeral 9 denotes a personal computer (not shown) storing the communication record data stored in the data storage unit. This is a data output unit that outputs to an external device such as a computer.

Next, the operation will be described. Call control between the video conference terminals at each point is performed in the same manner as in the conventional case.
It is performed via the basic I / F unit 1 via the network (2B + D),
By this call control, the video conference terminal at each location is connected to the video conference multipoint communication control device. here,
Call control between video conference terminals at each location
Performed by the call number corresponding to the connection destination number of the video conference terminal
The call numbers corresponding to the connection destination numbers are stored in the system control unit 7.

The conference data from the video conference terminal at each location is sent to the video conference multipoint communication control device via the ISDN network (4H ₀ / 24B), and the transmission control unit 3 is transmitted as in the conventional case. , A video processing unit 4, an audio processing unit 5, and the like. The processed conference data is transmitted from the primary group speed I / F unit 2 of the video conference multipoint communication control device to the ISDN
It is transmitted to the video conference terminal at each point via the network (4H ₀ / 24B).

When the video conference is finished, the multipoint communication control device for the video conference has an ISDN network (2B +
D), the line usage fee information and the
A call number corresponding to the line usage fee information is sent.
The line charge information and the call number provided from the ISDN (2B + D) are extracted by the basic I / F unit 1 and sent to the system control unit 7 which also functions as a data matching unit.

The system control unit 7 compares the call number corresponding to the received line usage fee information with the call number corresponding to the connection destination number of the video conference terminal at each location that has participated in the video conference. A line usage fee is made to correspond to each of the video conference terminals, and this is stored in the data storage unit 8 as communication record data.

The communication record data stored in the data storage unit 8 is extracted and processed as needed by the external device such as a personal computer connected to the data output unit 9 via the data output unit 9.

Embodiment 2 FIG. FIG. 2 is a block diagram showing an embodiment of the second aspect of the present invention. The same parts as those in FIG. In the figure, 1
Reference numeral 0 denotes a data output unit different from the data output unit 9 in FIG. 1 in that the designated communication record data is taken out from the data storage unit 8 according to the input items.

Reference numeral 11 denotes an operation input unit for inputting, to the data output unit 10, an item for designating communication record data to be taken out of the communication record data stored in the data storage unit 8. A display unit 12 displays communication record data extracted from the data storage unit 8 by the data output unit 10 to which items are input from the operation input unit 11.

Next, the operation will be described. In the data storage unit 8, as in the case of the embodiment shown in FIG. 1, the system control unit 7 checks the call number corresponding to the connection destination number of the video conference terminal at each point participating in the video conference. The received line usage fee information is stored as communication record data.

The operator operates the operation input unit 11 to specify the communication record data to be taken out, in order to display a necessary one of the communication record data stored in the data storage unit 8 on the display unit 12. Are input to the data output unit 10. The data output unit 10 retrieves the corresponding communication record data from the data storage unit 8 according to the input items, and sends it to the display unit 12 for display.

[0027]

As described above, according to the first aspect of the present invention, it corresponds to the line usage fee information provided from the communication network.
Contact of the television conference terminal that participated in the call number and the TV conference
Since the call number corresponding to the connection destination number is collated and stored as communication record data in the data storage unit, and the communication record data is output to the external device via the data output unit, There is an effect that a multipoint communication control device for a videoconference which can collect and process the charge distribution calculation processing in the multipoint videoconference independently by its external device, in which the videoconference terminal at each point is obligated to pay the payment. is there.

According to the second aspect of the present invention, the call number corresponding to the line usage fee information provided from the communication network and the connection destination number of the video conference terminal participating in the video conference.
The corresponding call number is collated and stored in the data storage unit as communication record data, and the communication record data specified by the operation input unit is taken out from the data storage unit and displayed on the display unit. With this configuration, a video conference multipoint communication control device capable of displaying data necessary for a fee distribution calculation process in a multipoint videoconference on a display unit, in which the videoconference terminal at each point is obligated to pay, is provided. There is an effect that can be obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a multipoint communication control apparatus for a video conference according to an embodiment of the present invention.

FIG. 2 is a block diagram showing one embodiment of the invention described in claim 2;

FIG. 3 is a block diagram showing a conventional multipoint communication control device for video conference.

[Explanation of symbols]

 7 Data collating unit (system control unit) 8 Data storage unit 9, 10 Data output unit 11 Operation input unit 12 Display unit

Claims (2)

(57) [Claims] When a request for holding a video conference is received from a video conference terminal, a video conference terminal participating in the video conference is called and connected to each of the video conference terminals via a communication network. In the multipoint communication control device for videoconference which controls the multipoint videoconference by processing the transmitted video data and audio data and distributing it to each of the videoconference terminals, corresponding to the line use fee information to be
And a data collating part which collates the call number corresponding to the destination number of the video conference terminal participating in the call number and the teleconference was accumulated line usage fee information collated by the data verification section as communication record data A multipoint communication control device for a video conference, comprising: a data storage unit for performing communication; and a data output unit for outputting communication record data stored in the data storage unit to an external device. 2. When a request for holding a video conference is received from a video conference terminal, the video conference terminal participating in the video conference is called, and connected to each of the video conference terminals via a communication network. In the multipoint communication control device for videoconference which controls the multipoint videoconference by processing the transmitted video data and audio data and distributing it to each of the videoconference terminals, corresponding to the line use fee information to be
And a data collating part which collates the call number corresponding to the destination number of the video conference terminal participating in the call number and the teleconference was accumulated line usage fee information collated by the data verification section as communication record data A data storage unit to perform, and an operation input unit that specifies extraction of predetermined communication record data from communication record data stored in the data storage unit;
A data output unit that retrieves the communication record data specified by the operation input unit from the data storage unit; and a display unit that displays the communication record data retrieved by the data output unit. Multipoint communication control device for video conference.