JPH03183288A - Video conference equipment - Google Patents
Video conference equipmentInfo
- Publication number
- JPH03183288A JPH03183288A JP32330989A JP32330989A JPH03183288A JP H03183288 A JPH03183288 A JP H03183288A JP 32330989 A JP32330989 A JP 32330989A JP 32330989 A JP32330989 A JP 32330989A JP H03183288 A JPH03183288 A JP H03183288A
- Authority
- JP
- Japan
- Prior art keywords
- video
- mode
- circuit
- transmission
- conference
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 8
- 230000005236 sound signal Effects 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims 1
- 230000002194 synthesizing effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000010985 leather Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は相離れた地点において複数の人が会議を行う場
合に、映像および音声の伝送路を介して人物、その他の
映像を互いに相手側の受像機に再現し、かつ音声等を互
いに相手側のスピーカから再生するように構成されたテ
レビ会議装置に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention is useful for transmitting people and other images to each other through a video and audio transmission path when a plurality of people hold a conference at distant locations. The present invention relates to a television conference device configured to reproduce sound on a television receiver and to reproduce audio, etc. from speakers on the other side.
従来、この種のテレビ会議装置は、会議中に秘話モード
設定にすることにより、送信音声系を遮断して相手側に
は送信映像だけを伝送路を介して送出する構成となって
いた。Conventionally, this type of video conference device has been configured to set a confidential mode during a conference, thereby cutting off the transmitting audio system and transmitting only the transmitted video to the other party via the transmission line.
上述した従来のテレビ会議装置は、会議中に秘話モード
設定にすることにより、送信音声系を遮断して映像だけ
を送出する構成となっているので、相手側には送信映像
だけが送られて音声が送出されないといった不自然な状
態が起こり、相手側では、音声系のトラブルで音声が聞
こえないのか、秘話モード設定状態であるのか判断でき
ず困惑状態となり、その結果、会議がスムーズに進行で
きない場合があるという欠点がある。The conventional video conferencing device described above is configured to cut off the transmitting audio system and send only the video by setting the confidential mode during the conference, so only the transmitted video is sent to the other party. An unnatural situation occurs in which audio is not transmitted, and the other party becomes confused as they cannot determine whether the audio cannot be heard due to an audio problem or whether the confidential conversation mode is set, and as a result, the meeting cannot proceed smoothly. There are some drawbacks.
本発明のテレビ会議装置は、マイクロホンとスピーカと
カメラと受像機と主装置とを有して構成されたテレビ会
議装置において、テレビ会議モードのモード設定を行う
モード設定手段を有し、前記モード設定手段で設定され
たモード情報を前記カメラからの送信映像信号に台底し
て送出する合成映像送出手段と、前記マイクロホンから
の送信音声信号の送出を遮断する送出音声遮断手段とを
前記主装置に有して構成し、また、前記テレビ会議モー
ドのモード設定入力と文字入力とを行う操作入力部を前
記モード設定入力手段に有し、前記操作人力部からの秘
話モードの設定入力によって前記カメラからの送信映像
信号に前記操作入力部から文字入力された文字信号を多
重にして送出する文字多重送出部を前記合成映像送出手
段に有し、前記マイクロホンからの送信音声信号の送出
を遮断して出力回線を終端する音声切替部を前記送出音
声遮断手段に有して構成し、さらに、秘話モード設定に
対応するメツセージを予め記憶している記憶部と前記操
作入力部からの秘話モードの設定入力によって前記カメ
ラからの送信映像信号に前記記憶部からの前記メツセー
ジを多重にして送出する前記文字多重送出部とを前記主
装置に有して構成している。A video conference device of the present invention is a video conference device configured with a microphone, a speaker, a camera, a receiver, and a main device, and includes a mode setting means for setting a video conference mode, and the mode setting means for setting a video conference mode. A synthetic video transmitting means for transmitting the mode information set by the means in combination with the transmitting video signal from the camera, and a transmitting audio blocking means for blocking transmitting the transmitting audio signal from the microphone, to the main device. The mode setting input means includes an operation input unit for inputting mode settings for the video conference mode and inputting characters, and the mode setting input unit includes an operation input unit for inputting mode settings for the video conference mode and inputting characters, and the input unit inputs settings for the confidential conversation mode from the operator power unit to input the settings from the camera. The synthesized video transmitting means includes a character multiplexing unit that multiplexes a character signal input from the operation input unit with a transmitted video signal and transmits the multiplexed character signal, and outputs the transmitted audio signal after blocking transmission of the transmitted audio signal from the microphone. The outgoing audio cutoff means includes an audio switching unit for terminating the line, and further, the input of the confidential mode setting from the storage unit that stores a message corresponding to the confidential mode setting in advance and the operation input unit is configured. The main device includes the character multiplexing unit that multiplexes the message from the storage unit with the video signal transmitted from the camera and transmits the multiplexed message.
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図は本発明の第１の実施例を示すテレビ会議装置の
ブロック図である。FIG. 1 is a block diagram of a video conference device showing a first embodiment of the present invention.
第１図において本第１の実施例のテレビ会議装置は主装
Ｗ１と、主装置１のカメラ入力端子３に接続するカメラ
２と、主装置１のマイクロホン入力端子６に接続するマ
イクロホン５と、主装置１へ会議モードの制御信号、メ
ツセージを入力する会議モード操作盤４とを備えて構成
し、主装置１はカメラ２からの映像信号を送信レベルに
調整する送信映像回路７と、送信映像回路７からの送信
映像信号に会議モード操作盤４から入力されたメツセー
ジ信号を多重する文字多重回路８と、メツセージ信号を
多重すべく文字多重回路８を制御する文字多重制御回路
９と、マイクロホン５からの音声を増幅する音声増幅回
路１２と、会議モード操作盤４から入力された制御信号
によって切替えられる映像切替回路１０．１１および音
声切替部＃ｔ１３とを有して構成している。In FIG. 1, the video conference device of the first embodiment includes a main device W1, a camera 2 connected to the camera input terminal 3 of the main device 1, a microphone 5 connected to the microphone input terminal 6 of the main device 1, and a camera 2 connected to the camera input terminal 3 of the main device 1. The main device 1 includes a conference mode operation panel 4 for inputting conference mode control signals and messages to the main device 1, and a transmission video circuit 7 for adjusting the video signal from the camera 2 to a transmission level, and a transmission video A character multiplexing circuit 8 that multiplexes the message signal input from the conference mode operation panel 4 onto the transmitted video signal from the circuit 7, a character multiplexing control circuit 9 that controls the character multiplexing circuit 8 to multiplex the message signal, and a microphone 5. The video switching circuit 10.11 and the audio switching section #t13 are configured to be switched by a control signal inputted from the conference mode operation panel 4.
次に、本第１の実施例の動作について説明する。Next, the operation of the first embodiment will be explained.
主装置１に接続されたカメラ２からの映像信号は、カメ
ラ入力端子３を介して送信映像回路７に入力される。送
信映像回路７から出力された映像信号は、通常映像切替
回路１０．１１を通り（文字多重回路８をバイパスする
）、映像出力端子１５より伝送路へ送出される。A video signal from a camera 2 connected to the main device 1 is input to a transmission video circuit 7 via a camera input terminal 3. The video signal output from the transmission video circuit 7 passes through the normal video switching circuit 10.11 (bypassing the character multiplexing circuit 8), and is sent out from the video output terminal 15 to the transmission line.
一方、マイクロホン５からの音声信号は、マイクロホン
入力端子６を介して音声増幅回路１２に入力される。音
声増幅回路１２から出力された音声信号は、通常、音声
切替回路１３を通り、音声出力端子１６より伝送路へ送
出される。On the other hand, the audio signal from the microphone 5 is input to the audio amplification circuit 12 via the microphone input terminal 6. The audio signal output from the audio amplification circuit 12 normally passes through the audio switching circuit 13 and is sent out from the audio output terminal 16 to the transmission path.
ここで、会議参加者が会議モード操作盤４を操作して、
会議モードを「秘話モード」の設定すると、制御信号が
会議モード操作盤４から音声切替回路１３、映像切替回
路１０．１１さらに文字多重回路回ｌｉ！８９に入力さ
れる。音声切替回路１３は、前記制御信号により、音声
出力端子１６と終端抵抗１４を接続する。映像切替回路
１０．１１は前記制御信号により文字多重回路８に切替
え制御を行う。文字多重制御回路９は前記制御信号を受
けて、ある一定パターンの文字（メツセージ）を文字多
重回路８に送り、文字多重回路８の制御を行う。文字多
重回路８で文字多重された送信映像信号は、映像出力端
子１５より伝送路に送出される。Here, conference participants operate the conference mode operation panel 4,
When the conference mode is set to "confidential mode", a control signal is sent from the conference mode operation panel 4 to the audio switching circuit 13, the video switching circuit 10.11, and the character multiplexing circuit li! 89. The audio switching circuit 13 connects the audio output terminal 16 and the terminating resistor 14 using the control signal. The video switching circuits 10 and 11 perform switching control on the character multiplexing circuit 8 based on the control signal. The character multiplexing control circuit 9 receives the control signal, sends a certain pattern of characters (message) to the character multiplexing circuit 8, and controls the character multiplexing circuit 8. The transmission video signal subjected to character multiplexing by the character multiplexing circuit 8 is sent out from the video output terminal 15 to the transmission line.
上述によって、相手側では、秘話モード設定時に、文字
多重された映像が受像機に現われて秘話モード設定であ
ることが確認できるため、会議中に音声が遮断されて突
如秘話状態になっても困惑することなく、会議を行うこ
とができる。As described above, when the confidential conversation mode is set, the other party can confirm that the confidential conversation mode is set by seeing a text-multiplexed image appear on the receiver, so they will not be confused even if the audio is cut off during the meeting and the confidential conversation mode suddenly appears. You can hold a meeting without having to do anything.
次に、本発明の第２の実施例について説明する。Next, a second embodiment of the present invention will be described.
第２図は本発明の第２の実施例を示すブロック図である
。FIG. 2 is a block diagram showing a second embodiment of the invention.
第２図において、本革２の実施例は第１図に示す第１の
実施例と同じ構成要件には同一番号が付されており、第
１の実施例と異なる点は秘話モード設定に対応するメツ
セージが予め記憶されている記憶回＆８１７と、会議モ
ード操作盤４から入力された秘話モード設定によって文
字多重回路８へ記憶回路１７からのメツセージを送出し
て送信映像信号に多重させる文字多重制御回路ａとを主
装置］ａに有していることである。In Figure 2, the genuine leather 2 embodiment has the same components as the first embodiment shown in Figure 1 with the same numbers, and the difference from the first embodiment corresponds to the secret mode setting. Character multiplexing control that sends the message from the memory circuit 17 to the character multiplexing circuit 8 and multiplexes it on the transmission video signal according to the memory time &817 in which the message to be sent is stored in advance and the confidential message mode setting input from the conference mode operation panel 4. The circuit a is included in the main device ]a.
次に、本革２の実施例の動作について説明する。Next, the operation of the embodiment of genuine leather 2 will be explained.
本革２の実施例の動作が第１の実施例の動作と異なる点
は、会議参加者が会議モード操作盤４から会議モードを
「秘話モードＪに設定すると、制御信号が文字多重制御
回路９ａに入力され、文字文字多重制御回路９ａは記憶
回路１７から秘話モードに対応するメツセージを読出し
て文字多重回路８に送り文字多重回路８の制御を行う点
であり、他の回路の動作は第１の実施例の場合とほぼ同
じである。The difference between the operation of the genuine leather 2 embodiment and the first embodiment is that when a conference participant sets the conference mode to "confidential mode J" from the conference mode operation panel 4, the control signal is transmitted to the character multiplex control circuit 9a. The character multiplex control circuit 9a reads the message corresponding to the secret mode from the memory circuit 17 and sends it to the character multiplex circuit 8 to control the character multiplex circuit 8, and the operations of other circuits are as follows. This is almost the same as in the embodiment.
以上説明したように本発明は、文字多重回路を設けて秘
話モード設定時に、送信映像系を文字多重回路に接続し
、秘話モードを知らせる予め定められた一定パターンの
メツセージを送信映像信号に多重して送出する構成にす
ることにより、相手側では、画像にメツセージが表示さ
れ、相手側会議参加者が、秘話モード設定状態であるこ
とを知ることができるとともに、会議中に突如無音状態
になるといった不自然な状態を回避できる効果がある。As explained above, the present invention provides a character multiplexing circuit, connects the transmitting video system to the character multiplexing circuit when setting the confidential mode, and multiplexes a predetermined pattern of messages informing the confidential mode on the transmitted video signal. By configuring the system to send the message to the other party, the message will be displayed on the image on the other party's side, allowing conference participants on the other side to know that the confidential mode is set, and also to avoid situations such as sudden silence during the conference. It has the effect of avoiding unnatural situations.
第１図および第２図はそれぞれ本発明の第１および第２
の実施例を示すテレビ会議装置のブロック図である。
１．１ａ・・−主装置、２・・・カメラ、３・・・カメ
ラ入力端子、４・・・会議モード操作盤、５・・・マイ
クロホン、６・・・マイクロホン入力端子、７・・・送
信映像回路、８・・・文字多重回路、９，９ａ・・・文
字多重制御回路、１０・・・映像切替回路、１１・・・
映像切替回路、１２・・・音声増幅回路、１３・・・音
声切替回路、４・・・終端抵抗、
５・・・映像出力端子、
６・・・音
声出力端子、
７・・・記憶回路。1 and 2 are the first and second embodiments of the present invention, respectively.
FIG. 2 is a block diagram of a video conference device showing an embodiment of the present invention. 1.1a...-Main device, 2...Camera, 3...Camera input terminal, 4...Conference mode operation panel, 5...Microphone, 6...Microphone input terminal, 7... Transmission video circuit, 8... Character multiplexing circuit, 9, 9a... Character multiplexing control circuit, 10... Video switching circuit, 11...
Video switching circuit, 12...Audio amplifier circuit, 13...Audio switching circuit, 4...Terminal resistor, 5...Video output terminal, 6...Audio output terminal, 7...Storage circuit.
Claims (3)
置とを有して構成されたテレビ会議装置において、テレ
ビ会議モードのモード設定を行うモード設定手段を有し
、前記モード設定手段で設定されたモード情報を前記カ
メラからの送信映像信号に合成して送出する合成映像送
出手段と、前記マイクロホンからの送信音声信号の送出
を遮断する送出音声遮断手段とを前記主装置に有するこ
とを特徴とするテレビ会議装置。(1) In a video conference device configured with a microphone, a speaker, a camera, a receiver, and a main device, the video conference device includes a mode setting means for setting a video conference mode, and the mode setting means sets the video conference mode. The main device is characterized in that the main device includes a composite video transmission means for combining mode information with a transmission video signal from the camera and transmitting the result, and a transmission audio blocking means for blocking transmission of a transmission audio signal from the microphone. Video conferencing equipment.
力とを行う操作入力部を前記モード設定入力手段に有し
、前記操作入力部からの秘話モードの設定入力によって
前記カメラからの送信映像信号に前記操作入力部から文
字入力された文字信号を多重にして送出する文字多重送
出部を前記合成映像送出手段に有し、前記マイクロホン
からの送信音声信号の送出を遮断して出力回線を終端す
る音声切替部を前記送出音声遮断手段に有することを特
徴とする請求項（１）記載のテレビ会議装置。(2) The mode setting input means includes an operation input section for inputting the mode setting of the video conference mode and inputting characters, and the transmission video signal from the camera is changed by inputting the setting of the secret mode from the operation input section. The synthesized video sending means includes a character multiplexing sending unit that multiplexes and sends character signals inputted from the operation input unit, and the output line is terminated by blocking the sending of the audio signal from the microphone. 2. The video conference device according to claim 1, further comprising a switching section in the output audio blocking means.
している記憶部と、前記操作入力部からの秘話モードの
設定入力によつて前記カメラからの送信映像信号に前記
記憶部からの前記メッセージを多重にして送出する前記
文字多重送出部とを前記主装置に有することを特徴とす
る請求項（２）記載のテレビ会議装置。(3) A storage section that stores in advance a message corresponding to the secret mode setting, and a message from the storage section that is added to the transmitted video signal from the camera by inputting the secret mode setting from the operation input section. 3. The television conference device according to claim 2, wherein the main device includes the character multiplex transmission section that multiplexes and transmits the characters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32330989A JPH03183288A (en) | 1989-12-12 | 1989-12-12 | Video conference equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32330989A JPH03183288A (en) | 1989-12-12 | 1989-12-12 | Video conference equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03183288A true JPH03183288A (en) | 1991-08-09 |
Family
ID=18153349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32330989A Pending JPH03183288A (en) | 1989-12-12 | 1989-12-12 | Video conference equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03183288A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5963246A (en) * | 1997-02-05 | 1999-10-05 | Nec Corporation | Multi-point video conference system |
| US6621514B1 (en) * | 1998-03-12 | 2003-09-16 | Intel Corporation | Video conferencing system |
| JP2014503877A (en) * | 2010-11-19 | 2014-02-13 | クアルコム，インコーポレイテッド | Selective formatting of media during group communication sessions |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61137484A (en) * | 1984-12-10 | 1986-06-25 | Fujitsu Ltd | Television conference system |
| JPS63211988A (en) * | 1987-02-27 | 1988-09-05 | Nec Corp | Television conference equipment |
-
1989
- 1989-12-12 JP JP32330989A patent/JPH03183288A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61137484A (en) * | 1984-12-10 | 1986-06-25 | Fujitsu Ltd | Television conference system |
| JPS63211988A (en) * | 1987-02-27 | 1988-09-05 | Nec Corp | Television conference equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5963246A (en) * | 1997-02-05 | 1999-10-05 | Nec Corporation | Multi-point video conference system |
| US6621514B1 (en) * | 1998-03-12 | 2003-09-16 | Intel Corporation | Video conferencing system |
| JP2014503877A (en) * | 2010-11-19 | 2014-02-13 | クアルコム，インコーポレイテッド | Selective formatting of media during group communication sessions |
| US9084079B2 (en) | 2010-11-19 | 2015-07-14 | Qualcomm Incorporated | Selectively formatting media during a group communication session |
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