JPH03283983A - Television conference terminal equipment - Google Patents

Television conference terminal equipment

Info

Publication number
JPH03283983A
JPH03283983A JP8417990A JP8417990A JPH03283983A JP H03283983 A JPH03283983 A JP H03283983A JP 8417990 A JP8417990 A JP 8417990A JP 8417990 A JP8417990 A JP 8417990A JP H03283983 A JPH03283983 A JP H03283983A
Authority
JP
Japan
Prior art keywords
conference system
line
telephone
video conference
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8417990A
Other languages
Japanese (ja)
Inventor
Isao Hisada
久田 勲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP8417990A priority Critical patent/JPH03283983A/en
Publication of JPH03283983A publication Critical patent/JPH03283983A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To eliminate the need for a control console and a control line and to obtain economical effect by providing a similar function to that of a conventional control console to a multi-function telephone set and sending and receiving conference system control information from the multi-function telephone set to a connection destination terminal equipment via a B2 channel of a telephone line. CONSTITUTION:A television conference system 11 is controlled by a multi- function telephone set 12 and sent/received picture and voice is sent to an exchange 40 via a data line 21. The multi-function telephone set 12 is connected to a telephone line 22 having B1, B2 channels and D channel by, e.g. the basic recommendations of the I series of the CCITT recommendations via a line connection section 13. Moreover, the telephone line 22 is connected to the exchange 40. Thus, the picture voice conference information in the television conference terminal equipment during conference is connected to the television conference system 11 of each terminal equipment via a data line 21 and a main switch 41 and the control information required with the television conference system 11 is sent and received to the multifunction telephone set 12 of each terminal equipment.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、少くとも一つのテレビカメラ、画像表示装置
(例えばテレビスクリーン)、マイク、および音声受話
装置(例えばスピーカ)を含むテレビ会議システムを交
換機へ接続するテレビ会議端末に関する。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The invention relates to a video conferencing system that includes at least one television camera, an image display device (e.g. a television screen), a microphone, and an audio receiving device (e.g. a speaker). Related to a video conference terminal connected to an exchange.

〔従来の技術〕[Conventional technology]

従来のテレビ会議端末は、交換機を制御してテレビ会議
端末同士を交換接続させ音声による相互打合せする電話
機と、接続されたテレビ会議端末が有するテレビ会議シ
ステムの撮影画像および受信画面の編集、並びに会議音
声の編集などを制御する制御卓とを有していた。
Conventional videoconferencing terminals include a telephone that controls a switchboard to exchange and connect videoconferencing terminals and have mutual discussions by voice, and a telephone that controls the exchange and connects the videoconferencing terminals to each other, and edits the captured images and reception screens of the videoconferencing system owned by the connected videoconferencing terminals, as well as conferences. It had a control console that controlled audio editing, etc.

第2図に従来の一例をブロック図で示し、これを参照し
て従来技術について説明する。
An example of the conventional technology is shown in a block diagram in FIG. 2, and the conventional technology will be explained with reference to this block diagram.

第2図において、テレビ会議端末90は、テレビ会議シ
ステム11.制御卓91.電話機92゜および回線接続
部93を有して交換機40に接続されている。交換機4
0はデータ回線接続部31゜電話回線接続部32.主ス
ィッチ41、および接続制御部42を有している。テレ
ビ会議システムllは、送受信する画像および音声を、
テレビ会議回線80を構成するデータ回線21を介して
データ回線接続部31に接続している。制御卓91はテ
レビ会議システム11と情報を授受し、画像および音声
の編集および送受信を制御する。更に接続先の制御卓9
1との制御情報の授受のためにテレビ会議回線80を構
成する制御回線81を介して制御卓接続部33に接続さ
れている。電話機92は、たとえばCCITT勧告ニジ
リーズにおけるDチヤンネル(64Kbpsのチャンネ
ル)の一つで電話機音声を授受し、Dチャンネル(16
Kbps)で交換機制御情報を授受する。回線接続部9
3は電話機92とのDチヤンネルおよびDチャンネルを
、電話回線22を介して電話回線接続部32に接続して
いる。
In FIG. 2, a video conference terminal 90 is connected to a video conference system 11. Control console 91. It has a telephone set 92° and a line connection section 93, and is connected to the exchange 40. Exchange machine 4
0 is a data line connection section 31° and a telephone line connection section 32. It has a main switch 41 and a connection control section 42. The video conference system II transmits and receives images and audio,
It is connected to the data line connection section 31 via the data line 21 that constitutes the video conference line 80 . The control console 91 exchanges information with the video conference system 11 and controls editing, transmission and reception of images and audio. Furthermore, the control console 9 to be connected
1 is connected to the control console connection section 33 via a control line 81 forming a video conference line 80 for exchanging control information with the control console 1 . For example, the telephone 92 transmits and receives telephone voice on one of the D channels (64 Kbps channel) in the CCITT Recommendation Nigiries, and transmits and receives telephone voice on the D channel (16 Kbps channel).
Exchange control information is exchanged at a rate of Kbps). Line connection part 9
3 connects the D channel with the telephone set 92 and the D channel to the telephone line connection section 32 via the telephone line 22.

交換機40のデータ回線接続部31はデータ回線21を
、電話回線接続部32は電話回線22を、また制御卓接
続部33は制御回線81を、そhぞれ収容して主スィッ
チ41に接続するとともに、回線の制御情報および接続
要求情報は接続制御部42に接続している。主スィッチ
41はこの接続制御部42の制御をうけて、収容する回
線を相互接続する。
The data line connection section 31 of the exchange 40 accommodates the data line 21, the telephone line connection section 32 accommodates the telephone line 22, and the control console connection section 33 accommodates the control line 81 and connects them to the main switch 41. At the same time, line control information and connection request information are connected to a connection control section 42. The main switch 41 interconnects the lines accommodated under the control of the connection control section 42.

電話回線22は電話機92を単独電話機として接続し、
テレビ会議として使用するときの電話機92は画面およ
び送話の編集を主とする相互連絡通話に役立たせる。
The telephone line 22 connects the telephone 92 as a standalone telephone,
When used as a video conference, the telephone 92 is useful for mutual communication, mainly editing the screen and outgoing calls.

〔発明が解決しようとする課題〕[Problem to be solved by the invention]

上述のように従来のテレビ会議端末は、テレビ会議シス
テムを制御する制御卓と、会議システム制御の連絡およ
び接続の制御を実行する電話機とを有するので、電話機
の多機能化にしたがい、制御卓の存在が不経済であると
いう問題点があった。
As mentioned above, conventional video conference terminals have a control console that controls the video conference system and a telephone that performs communication and connection control for controlling the conference system. The problem was that its existence was uneconomical.

本発明の目的は、多機能電話機の釦を使用して制御卓機
能を持たせることにより、上記問題点を解決したテレビ
会議端末を提供することにある。
An object of the present invention is to provide a video conference terminal that solves the above-mentioned problems by providing a control console function using the buttons of a multi-function telephone.

〔課題を解決するための手段〕[Means to solve the problem]

本発明によるテレビ会議端末は、少くとも一つのテレビ
カメラ、画像表示装置、マイク、および音声受話装置を
含むテレビ会議システムを交換機へ接続するテレビ会議
端末において、 前記テレビ会議システムのカメラ、マイクの切替え・調
整1画面編集・音声編集を含む制御を指示するための操
作電鍵を有し、会議システムを制御する会議システム制
御情報を、前記テレビ会議システムと授受するとともに
、前記交換機を介して接続先のテレビ会議端末と授受す
る多機能電話機を有することを特徴とする。
A video conference terminal according to the present invention connects a video conference system including at least one television camera, an image display device, a microphone, and an audio receiving device to an exchange, and includes the following steps: switching between the camera and the microphone of the video conference system.・It has an operation key for instructing controls including adjustment, single-screen editing, and audio editing, and transmits and receives conference system control information for controlling the conference system to and from the video conference system, and also transmits and receives conference system control information to and from the connection destination via the exchange. It is characterized by having a multifunctional telephone that communicates with a video conference terminal.

〔実施例〕〔Example〕

次に、本発明について図面を参照して説明する。 Next, the present invention will be explained with reference to the drawings.

°第1図は本発明の一実施例を示すブロック図である。1 is a block diagram showing one embodiment of the present invention.

第1図において、テレビ会議端末1oはテレビ会議シス
テム11.多機能電話機12.および回線接続部13を
有している。テレビ会議システム11は多機能電話機1
2の制御をうけ、送受信する画像および音声をデータ回
線21 (例えば1、544 Mbpsの符号速度を有
する)を介して交換機40に接続する。多機能電話機1
2は、たとえばCCITT勧告ニジリーズの基本構造に
よる二つの64 Kbpsの符号速度を有するDチヤン
ネル、すなわちB1チャンネルおよびB2チャンネ/L
、 トーツノ16 Kbpsの符号速度によるDチャン
ネルを有する電話回線22に回線接続部13を介して接
続している。また、電話回線22は交換機40に収容・
接続されている。
In FIG. 1, a video conference terminal 1o is a video conference system 11. Multifunction telephone 12. and a line connection section 13. The video conference system 11 is a multifunction telephone 1
2, images and sounds to be transmitted and received are connected to the exchange 40 via a data line 21 (having a code rate of 1,544 Mbps, for example). Multifunction phone 1
2 is for example a D channel with a code rate of 64 Kbps according to the basic structure of the CCITT Recommendation Nigiries: B1 channel and B2 channel/L
, is connected via a line connection section 13 to a telephone line 22 having a D channel with a code rate of 16 Kbps. Further, the telephone line 22 is accommodated in the exchange 40.
It is connected.

31チヤンネルでは多機能電話機12の通話音声が電話
機音声として伝達される。B2チャンネルでは接続先の
テレビ会議端末10(図示せず)と会議システムを制御
するための会議システム制御情報を伝送する。Dチャン
ネルでは主として交換機40の接続を制御する交換機制
御情報を伝達する。
31 channel, the voice of the multi-function telephone 12 is transmitted as telephone voice. The B2 channel transmits conference system control information for controlling the connected video conference terminal 10 (not shown) and the conference system. The D channel mainly transmits switch control information for controlling connections of the switch 40.

交換機40はデータ回線接続部31.電話回線接続部3
2.主スイッチ41.および接続制御部42を有してい
る。データ回線接続部31は、例えば1.544 Mb
psのデータ回線21を主スィッチ41へ接続し、通信
データを主スィッチ41へまた交換機制御情報を接続制
御部42へ、それぞれ接続している。電話回線接続部3
2は電話回線22を収容し、Bl、B2チャンネルを主
スイッチ41へ、またDチャンネルを接続制御部42へ
、それぞれ接続している。主スィッチ41は、接続制御
部42の制御により収容される回線接続部を相互接続す
る。接続制御部42は、一つのテレビ会議端末10に接
続するデータ回線21および電話回線22を一対にして
、主スィッチ41の接続を制御する。
The exchange 40 has a data line connection section 31. Telephone line connection part 3
2. Main switch 41. and a connection control section 42. For example, the data line connection section 31 has a capacity of 1.544 Mb.
The PS data line 21 is connected to the main switch 41, communication data is connected to the main switch 41, and exchange control information is connected to the connection control section 42. Telephone line connection part 3
2 accommodates a telephone line 22, and connects the B1 and B2 channels to the main switch 41 and the D channel to the connection control section 42, respectively. The main switch 41 interconnects the line connections accommodated under the control of the connection control unit 42 . The connection control unit 42 controls the connection of the main switch 41 by pairing the data line 21 and telephone line 22 connected to one video conference terminal 10.

従って、会議中のテレビ会議端末は、画像・音声の会議
情報がデータ回線21および主スィッチ41を介して各
端末のテレビ会議システム11と接続され、テレビ会議
システム11間で必要な制御情報が電話回線22および
主スィッチ41を介して各端末の多機能電話機12間で
授受され、多機能電話機12からテレビ会議システム1
1に伝達される。
Therefore, the video conference terminals during a conference are connected to the video conference system 11 of each terminal via the data line 21 and the main switch 41 so that the video and audio conference information is transmitted via the data line 21 and the main switch 41, and the necessary control information is transmitted between the video conference systems 11 over the phone. Information is transmitted and received between the multifunction telephones 12 of each terminal via the line 22 and the main switch 41, and from the multifunction telephone 12 to the video conference system 1.
1.

多機能電話機12は従来の制御卓同様の機能を有するの
で、例えば画面に表示する画像の切替え、カメラの方向
、ピント、遠景近景の調整、送信音声の切替、マイクの
音量調整、電話用釦と会議用釦の切替、制御卓機能の主
従制御切替、などの電鍵、釦を備える電鍵釦回路を、通
常の多機能電話機が備える電話回路2文字表示回路およ
び制御回路に加えて有している。
The multi-function telephone 12 has the same functions as a conventional control console, so for example, it can change the image displayed on the screen, adjust the camera direction, focus, distance and foreground, change the transmitted audio, adjust the microphone volume, and press the phone button. In addition to the telephone circuit, two-character display circuit, and control circuit included in a normal multi-function telephone, the telephone key button circuit includes a telephone key and buttons for switching conference buttons, master-slave control switching of control console functions, etc.

上記実施例では、多機能電話機が会議システム制御情報
を電話回線のB2チャンネルを介して接続先端末と授受
することにより、制御卓および制御回線が従来構成から
削除できるように説明したが、会議システム制御情報を
制御チャンネルとして高速伝送路であるデータ回線に、
会議用の画像、音声情報に多重化して伝送してもよく、
会議システム制御情報の伝送路は上記説明に限定される
ものではない。
In the above embodiment, the multifunction telephone exchanges conference system control information with the connected terminal via the B2 channel of the telephone line, so that the control console and control line can be deleted from the conventional configuration. Control information is transmitted as a control channel to a data line, which is a high-speed transmission path.
It may be multiplexed with image and audio information for the conference and transmitted.
The transmission path for conference system control information is not limited to the above description.

〔発明の効果〕〔Effect of the invention〕

本発明によるテレビ会議端末は、従来の制御卓の制御用
操作釦および制御回路を多機能電話機に備えたので、制
御卓を削除できるという経済的効果が得られる。
Since the video conference terminal according to the present invention includes the control operation buttons and control circuit of a conventional control console in a multifunction telephone, an economical effect can be obtained in that the control console can be omitted.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本発明の一実施例を示すブ四ツク図、第2図は
従来の一例を示すブロック図である。 10・・・・・・テレビ会議端末、11・・・・・・テ
レビ会議システム、12・・・・・・多機能電話機、1
3,31゜32・・・・・・回線接続部、21・・・・
・・データ回線、22・・・・・・電話回線、40・・
・・・・交換機、41・・・・・・主スィッチ、42・
・・・・・接続制御部。
FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a block diagram showing a conventional example. 10...TV conference terminal, 11...TV conference system, 12...Multi-function telephone, 1
3,31゜32... Line connection part, 21...
...Data line, 22...Telephone line, 40...
... Exchange machine, 41 ... Main switch, 42.
...Connection control section.

Claims (1)

【特許請求の範囲】 少くとも一つのテレビカメラ、画像表示装置、マイク、
および音声受話装置を含むテレビ会議システムを交換機
へ接続するテレビ会議端末において、 前記テレビ会議システムのカメラ、マイクの切替え・調
整、画面編集・音声編集を含む制御を指示するための操
作電鍵を有し、会議システムを制御する会議システム制
御情報を、前記テレビ会議システムと授受するとともに
、前記交換機を介して接続先のテレビ会議端末と授受す
る多機能電話機を有することを特徴とするテレビ会議端
末。
[Claims] At least one television camera, an image display device, a microphone,
and a video conference terminal that connects a video conference system including an audio receiving device to an exchange, having an operation key for instructing controls including camera and microphone switching and adjustment, screen editing, and audio editing of the video conference system. A video conference terminal, characterized in that it has a multifunctional telephone that transmits and receives conference system control information for controlling the conference system to and from the video conference system, and also transmits and receives conference system control information for controlling the conference system to and from a connected video conference terminal via the exchange.
JP8417990A 1990-03-30 1990-03-30 Television conference terminal equipment Pending JPH03283983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8417990A JPH03283983A (en) 1990-03-30 1990-03-30 Television conference terminal equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8417990A JPH03283983A (en) 1990-03-30 1990-03-30 Television conference terminal equipment

Publications (1)

Publication Number Publication Date
JPH03283983A true JPH03283983A (en) 1991-12-13

Family

ID=13823260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8417990A Pending JPH03283983A (en) 1990-03-30 1990-03-30 Television conference terminal equipment

Country Status (1)

Country Link
JP (1) JPH03283983A (en)

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