JPH0974498A - Video display device and video transmitter - Google Patents
Video display device and video transmitterInfo
- Publication number
- JPH0974498A JPH0974498A JP7227710A JP22771095A JPH0974498A JP H0974498 A JPH0974498 A JP H0974498A JP 7227710 A JP7227710 A JP 7227710A JP 22771095 A JP22771095 A JP 22771095A JP H0974498 A JPH0974498 A JP H0974498A
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- Prior art keywords
- video
- signal
- circuit
- transmission
- display device
- Prior art date
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、映像出力装置を遠隔で
操作し、さらに映像および音声を遠隔で楽しむ映像表示
装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video display device for remotely operating a video output device and enjoying video and audio remotely.
【０００２】[0002]
【従来の技術】近年、ビデオテープレコーダーやビデオ
ディスクプレーヤなどの映像出力装置が各家庭に普及
し、映像を個人で楽しむ機会が非常に増えている。しか
しながら、まだ各家庭に１〜２台であり、各個人がそれ
ぞれの部屋や庭先で楽しんだりするときは映像出力装置
を運び出すか、携帯テレビでテレビ放送を楽しむに留ま
っていた。2. Description of the Related Art In recent years, video output devices such as video tape recorders and video disc players have become widespread in homes, and the number of opportunities for individuals to enjoy video has increased significantly. However, the number of homes is still one or two, and when each individual enjoys in their room or garden, they have to carry out the video output device or enjoy the television broadcast on the portable television.
【０００３】そこで映像信号、音声信号を赤外線信号に
変換し、ビデオテープレコーダーなどの映像出力装置と
携帯テレビなどの映像表示装置の間で、前記赤外線信号
を無線でやり取りする赤外線映像送受信装置が提案され
ている。Therefore, an infrared video transmission / reception device is proposed, which converts a video signal and an audio signal into an infrared signal and wirelessly exchanges the infrared signal between a video output device such as a video tape recorder and a video display device such as a portable television. Has been done.
【０００４】ここで、図２を用いて従来の赤外線映像送
受信装置について説明する。図２は、従来の赤外線映像
送受信装置の動作を説明するブロック構成図である。図
２において、符号１３は映像再生器であり、その出力映
像および音声信号は、赤外線映像送信装置２２に接続さ
れている。また、前記赤外線映像送信装置２２は、映像
音声信号圧縮回路１５と制御回路２５と赤外線信号発生
器１０から構成されている。２３は一般の映像表示装置
であり、その入力映像および音声信号は、赤外線映像受
信装置２１に接続されている。また、前記赤外線映像受
信装置２１は、映像音声信号伸張回路５と制御回路２５
´と赤外線信号受信回路１４から構成されている。ま
た、２４は前記一般の映像再生器１３の付属リモコンで
ある。Here, a conventional infrared image transmitting / receiving apparatus will be described with reference to FIG. FIG. 2 is a block diagram illustrating the operation of the conventional infrared video transceiver. In FIG. 2, reference numeral 13 is a video regenerator whose output video and audio signals are connected to the infrared video transmitter 22. The infrared video transmitter 22 is composed of a video / audio signal compression circuit 15, a control circuit 25, and an infrared signal generator 10. Reference numeral 23 is a general video display device, and its input video and audio signals are connected to the infrared video receiving device 21. In addition, the infrared video receiver 21 includes a video / audio signal expansion circuit 5 and a control circuit 25.
′ And an infrared signal receiving circuit 14. Further, reference numeral 24 is an attached remote controller of the general video reproducing device 13.
【０００５】いま、遠隔操作により映像再生器１３の再
生を行う場合を説明する。前記付属リモコン２４にて映
像再生器１３を再生すると、前記映像再生器１３より出
力された映像および音声信号は前記赤外線映像送信装置
２２の映像音声信号圧縮回路１５により圧縮され、制御
回路２５と赤外線信号発生器１０を通して赤外線信号と
して発信される。前記赤外線映像受信装置２１の赤外線
信号受信回路１４と制御回路２５´は、前記赤外線信号
を受信し、後段の映像音声信号伸張回路５によって映像
および音声信号に伸張され、一般の映像表示装置２３に
て楽しむことができる。Now, a case where the image reproducing device 13 is reproduced by remote control will be described. When the video regenerator 13 is reproduced by the attached remote controller 24, the video and audio signals output from the video regenerator 13 are compressed by the video / audio signal compression circuit 15 of the infrared video transmission device 22, and the control circuit 25 and infrared rays are transmitted. It is transmitted as an infrared signal through the signal generator 10. The infrared signal receiving circuit 14 and the control circuit 25 ′ of the infrared video receiving device 21 receive the infrared signal, and the video and audio signals are expanded by the video / audio signal expansion circuit 5 in the subsequent stage, and the general video display device 23 displays the infrared signals. You can enjoy it.
【０００６】以上のように、赤外線映像送受信装置と一
般の映像再生器付属の赤外線リモコンを用いれば、映像
再生器を遠隔で操作し、さらに映像および音声を遠隔で
楽しむことができる。As described above, by using the infrared video transmitter / receiver and the infrared remote controller attached to a general video player, the video player can be operated remotely and the video and audio can be enjoyed remotely.
【０００７】[0007]
【発明が解決しようとする課題】しかしながら、前記の
ような構成では赤外線映像送信装置と赤外線映像受信装
置の間に障壁があると、赤外線が遮断され、受信ができ
ない。すなわち、他の部屋では受信することができなか
った。However, in the above configuration, if there is a barrier between the infrared image transmitting device and the infrared image receiving device, infrared rays are blocked and reception is not possible. That is, it could not be received in the other rooms.
【０００８】この発明は前記課題に鑑みなされたもので
あり、その目的は、家の中、或いは限られた敷地内であ
れば、映像出力装置を遠隔から操作し、手元で映像を楽
しめる映像表示装置および映像発信装置を提供すること
にある。The present invention has been made in view of the above problems, and an object thereof is to display a video image in a house or a limited site by operating a video output device remotely and enjoying the image at hand. An object is to provide a device and a video transmission device.
【０００９】[0009]
【課題を解決するための手段】前記目的を達成するため
に、本発明の映像表示装置は映像表示素子と、希望する
映像信号を選択するスイッチ操作回路と、前記スイッチ
回路の出力する制御信号を送信し、さらに映像信号を受
信するアンテナおよび送受信回路を備える。また、本発
明の映像発信装置は前記映像表示装置から出力される制
御信号を受信し、前記制御信号に基づいた映像信号を発
信するアンテナおよび送受信回路を備える。In order to achieve the above object, a video display device of the present invention comprises a video display element, a switch operation circuit for selecting a desired video signal, and a control signal output from the switch circuit. An antenna and a transmitting / receiving circuit for transmitting and receiving a video signal are provided. Further, the video transmission device of the present invention includes an antenna and a transmission / reception circuit for receiving a control signal output from the video display device and transmitting a video signal based on the control signal.
【００１０】[0010]
【作用】前記構成により、例えば映像発信装置をビデオ
テープレコーダーに接続し、映像表示装置のスイッチ操
作により再生という制御信号を送信すれば、前記映像発
信装置は前記制御信号（再生）を受信し、ビデオテープ
の再生を行い、映像信号をアンテナから発信する。前記
映像表示装置は前記映像信号を受信し、画像表示素子に
映像を表示することができる。With the above structure, for example, if the video transmission device is connected to the video tape recorder and a control signal of reproduction is transmitted by operating the switch of the video display device, the video transmission device receives the control signal (reproduction), The video tape is played and the video signal is transmitted from the antenna. The video display device may receive the video signal and display a video on an image display device.
【００１１】[0011]
【実施例】以下本発明の一実施例の映像表示装置と映像
発信装置について、図面を参照しながら説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS A video display device and a video transmission device according to an embodiment of the present invention will be described below with reference to the drawings.
【００１２】図１は、本発明の一実施例における映像表
示装置と映像発信装置のブロック構成図である。FIG. 1 is a block diagram of a video display device and a video transmission device according to an embodiment of the present invention.
【００１３】図１において、符号１２は映像発信装置で
あり、市販の赤外線リモコンで操作できる赤外線信号受
信回路１４の付いた映像再生器１３（本実施例では、ビ
デオテープレコーダー）から、映像および音声信号出力
が前記映像発信装置１２の映像音声信号圧縮回路１５に
接続されている。さらに前記映像発信装置１２には、ア
ンテナ１’と送受信回路２’と制御回路４’と、前記制
御回路４’に接続されたメモリ３’、赤外線信号発生器
１０により構成されている。また、１１は映像表示装置
であり、アンテナ１と送受信回路２と制御回路４と、前
記制御回路に接続されたメモリ３、スイッチ操作回路
７、映像音声信号伸張回路５、さらに前記映像音声信号
伸張回路５に接続された増幅器付きスピーカ９および映
像表示素子６とその駆動回路８により構成されている。In FIG. 1, reference numeral 12 is a video transmitter, which outputs video and audio from a video player 13 (a video tape recorder in this embodiment) having an infrared signal receiving circuit 14 which can be operated by a commercially available infrared remote controller. The signal output is connected to the video / audio signal compression circuit 15 of the video transmission device 12. Further, the video transmission device 12 includes an antenna 1 ', a transmission / reception circuit 2', a control circuit 4 ', a memory 3'connected to the control circuit 4', and an infrared signal generator 10. Reference numeral 11 denotes a video display device, which includes an antenna 1, a transmission / reception circuit 2, a control circuit 4, a memory 3 connected to the control circuit, a switch operation circuit 7, a video / audio signal expansion circuit 5, and the video / audio signal expansion. It is composed of an amplifier-equipped speaker 9 connected to the circuit 5, an image display element 6 and a drive circuit 8 for the same.
【００１４】いま、前記映像表示装置１１から遠隔操作
により映像再生器１３を再生する場合を説明する。ま
ず、前記映像表示装置１１の前記スイッチ操作回路７に
より再生のスイッチを入れた場合、制御回路４は再生の
スイッチに合う制御信号をあらかじめ記憶しているメモ
リ３から読み出し、送受信回路２によって変調し、アン
テナ１から電波として出力する。前記映像発信装置は、
前記電波をアンテナ１’で受信し、送受信回路２’で制
御信号に復調し、前記制御回路４’によりあらかじめ映
像再生器１３の赤外線信号の符号を記憶したメモリ３’
を参照し、前記映像再生器１３の制御信号を赤外線信号
発生器１０により発信する。前記映像再生器１３は前記
赤外線信号を赤外線受信回路１４によって解読し、ビデ
オテープを再生する。再生した映像および音声信号は映
像音声信号圧縮回路１５により圧縮され、制御回路４’
により送受信のタイミングに同期させ、さらに送受信回
路２’により変調され、電波としてアンテナ１’から出
力する。そして、前記映像表示装置１１は前記電波をア
ンテナ１で受信し、送受信回路２によって復調し、制御
回路４および映像音声信号伸張回路５によって元の映像
および音声信号にもどる。前記音声信号は増幅器付きス
ピーカによって音として、前記映像信号は駆動回路８を
通して映像表示素子６に画像として出力することができ
る。Now, description will be given of a case where the video playback device 13 is played back remotely from the video display device 11. First, when the reproduction switch is turned on by the switch operation circuit 7 of the video display device 11, the control circuit 4 reads out a control signal matching the reproduction switch from the memory 3 which is stored in advance and modulates it by the transmission / reception circuit 2. , And output as radio waves from the antenna 1. The video transmission device,
A memory 3'in which the radio wave is received by the antenna 1 ', demodulated into a control signal by the transmission / reception circuit 2', and the code of the infrared signal of the video regenerator 13 is stored in advance by the control circuit 4 '.
The infrared signal generator 10 transmits a control signal for the video reproducing device 13 with reference to FIG. The image reproducer 13 decodes the infrared signal by the infrared receiving circuit 14 and reproduces the video tape. The reproduced video and audio signals are compressed by the video / audio signal compression circuit 15, and the control circuit 4 '
Is synchronized with the timing of transmission / reception, modulated by the transmission / reception circuit 2 ′, and output from the antenna 1 ′ as a radio wave. Then, the video display device 11 receives the radio wave by the antenna 1, demodulates it by the transmission / reception circuit 2, and restores the original video and audio signals by the control circuit 4 and the video / audio signal expansion circuit 5. The audio signal can be output as sound by a speaker with an amplifier, and the video signal can be output as an image to the video display element 6 through the drive circuit 8.
【００１５】以上のように本実施例によれば、手元にあ
る映像表示装置によって遠隔にあるビデオテープレコー
ダーやビデオディスクプレーヤ、ステレオ、テレビなど
の映像再生器を操作し、映像や音を楽しむことができ
る。As described above, according to the present embodiment, the video display device at hand can be used to operate a video player such as a video tape recorder, a video disc player, a stereo, or a television, which is remote, to enjoy the video or sound. You can
【００１６】なお、本実施例では映像および音声信号の
送信を行ったが、文字などのデータでもよいし、映像、
音声など単独で送信してもよい。Although the video and audio signals are transmitted in the present embodiment, data such as characters may be transmitted, or video,
It may be transmitted by voice alone.
【００１７】また、映像発信装置と映像再生器を個別に
説明したが、一体物として映像再生器の制御を赤外線信
号を経由せずに直接制御回路で行ってもよい。Further, although the video transmission device and the video reproducing device have been described separately, the control of the video reproducing device may be directly performed by the control circuit as a unit without passing through the infrared signal.
【００１８】[0018]
【発明の効果】以上説明したように、本発明の映像表示
装置と映像発信装置を用いれば、風呂、便所、庭、駐車
場など家の中および周辺のどこからでも希望の映像、音
声を楽しむことができる。As described above, by using the image display device and the image transmission device of the present invention, the desired image and sound can be enjoyed from anywhere in and around the house such as a bath, a toilet, a garden, and a parking lot. You can
【００１９】さらに、映像発信装置に赤外線信号発生器
を内蔵することにより、既存の映像再生器を用いて前記
効果を得ることができる。Further, by incorporating the infrared signal generator in the video transmission device, the above-mentioned effect can be obtained by using the existing video reproduction device.
【図１】本発明の一実施例における映像表示装置と映像
発信装置のブロック構成図FIG. 1 is a block configuration diagram of a video display device and a video transmission device according to an embodiment of the present invention.
【図２】従来の赤外線映像送受信装置の動作を説明する
ブロック構成図FIG. 2 is a block diagram illustrating the operation of a conventional infrared video transceiver.
１、１’ アンテナ ２、２’ 送受信回路 ３、３’ メモリ ４、４’ 制御回路 ５ 映像音声信号伸張回路 ６ 映像表示素子 ７ スイッチ操作回路 ８ 駆動回路 ９ 増幅器付きスピーカ １０ 赤外線信号発生器 １１ 映像表示装置 １２ 映像発信装置 １３ 映像再生器 １４、１４’ 赤外線信号受信回路 １５ 映像音声信号圧縮回路 ２１ 赤外線映像受信装置 ２２ 赤外線映像送信装置 ２３ 一般の映像表示装置 ２４ 付属リモコン ２５、２５’ 制御回路 1, 1'antenna 2, 2'transmission / reception circuit 3, 3'memory 4, 4'control circuit 5 video / audio signal expansion circuit 6 video display element 7 switch operation circuit 8 drive circuit 9 speaker with amplifier 10 infrared signal generator 11 video Display device 12 Video transmission device 13 Video player 14, 14 'Infrared signal receiving circuit 15 Video / audio signal compression circuit 21 Infrared video receiving device 22 Infrared video transmitting device 23 General video display device 24 Attached remote controller 25, 25' Control circuit
Claims (6)
記スイッチ操作回路からの制御信号を送受信のタイミン
グに同期させ送受信回路に出力する制御回路と、前記送
受信回路から電波を送信するアンテナと、前記アンテナ
で受信した電波を前記送受信回路および前記制御回路を
介して映像信号に復調し、前記映像信号を映像として表
示する映像表示素子を備え、制御信号を送信し、映像信
号を受信できることを特徴とした映像表示装置。1. A switch operation circuit operated by a person, a control circuit which outputs a control signal from the switch operation circuit to a transmission / reception circuit in synchronization with a transmission / reception timing, and an antenna which transmits a radio wave from the transmission / reception circuit. A radio signal received by the antenna is demodulated into a video signal via the transmission / reception circuit and the control circuit, and a video display element for displaying the video signal as a video is provided, and a control signal can be transmitted and a video signal can be received. Video display device.
信回路および前記制御回路を介して映像音声信号に復調
し、さらに映像信号と音声信号に分ける映像音声信号伸
張回路を備え、映像信号と音声信号を受信できることを
特徴とする請求項１記載の映像表示装置。2. A video / audio signal expansion circuit for demodulating a radio wave received by the antenna into a video / audio signal through the transmission / reception circuit and the control circuit, and further dividing the video / audio signal into a video signal and an audio signal. The video display device according to claim 1, wherein the video display device is capable of receiving.
イミングに同期させ送受信回路に出力する制御回路と、
前記送受信回路から電波を送信するアンテナと、前記ア
ンテナで受信した電波を前記送受信回路および前記制御
回路を介して制御信号に復調し、前記制御信号に基づい
た映像信号を送信できることを特徴とする映像発信装
置。3. A control circuit for synchronizing a video signal input from the outside with a transmission / reception timing and outputting the same to a transmission / reception circuit,
An image transmitting an electric wave from the transmission / reception circuit, a radio wave received by the antenna can be demodulated into a control signal via the transmission / reception circuit and the control circuit, and a video signal based on the control signal can be transmitted. Sending device.
多重圧縮する映像音声信号圧縮回路を備え、映像信号と
音声信号を送信できることを特徴とする請求項３記載の
映像発信装置。4. The video transmission device according to claim 3, further comprising a video / audio signal compression circuit for multiplex-compressing a video signal and an audio signal input from the outside, and capable of transmitting the video signal and the audio signal.
イミングに同期させ送受信回路に出力する制御回路と、
前記送受信回路から電波を送信するアンテナと、前記ア
ンテナで受信した電波を前記送受信回路および前記制御
回路を介して制御信号に復調し、前記制御信号を赤外線
信号に変換する赤外線信号発生器とを備え、制御信号を
受信し、赤外線信号を発信し、外部より入力した映像信
号を送信できることを特徴とする映像発信装置。5. A control circuit for synchronizing a video signal input from the outside with a transmission / reception timing and outputting the same to a transmission / reception circuit,
An antenna for transmitting a radio wave from the transmission / reception circuit, and an infrared signal generator for demodulating the radio wave received by the antenna into a control signal via the transmission / reception circuit and the control circuit, and converting the control signal into an infrared signal A video transmission device characterized by being capable of receiving a control signal, transmitting an infrared signal, and transmitting a video signal input from the outside.
多重圧縮する映像音声信号圧縮回路を備え、映像信号と
音声信号を送信できることを特徴とする請求項５記載の
映像発信装置。6. The video transmission device according to claim 5, further comprising a video / audio signal compression circuit for multiplex-compressing a video signal and an audio signal input from the outside, and capable of transmitting the video signal and the audio signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7227710A JPH0974498A (en) | 1995-09-05 | 1995-09-05 | Video display device and video transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7227710A JPH0974498A (en) | 1995-09-05 | 1995-09-05 | Video display device and video transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0974498A true JPH0974498A (en) | 1997-03-18 |
Family
ID=16865144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7227710A Pending JPH0974498A (en) | 1995-09-05 | 1995-09-05 | Video display device and video transmitter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0974498A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001333011A (en) * | 1999-09-22 | 2001-11-30 | Masanobu Kujirada | System for transferring information on living |
| JP2001358966A (en) * | 2000-06-14 | 2001-12-26 | Sony Corp | Television reception system, channel selection device and display device |
| US7224323B2 (en) | 2000-07-17 | 2007-05-29 | Sony Corporation | Bi-directional communication system, display apparatus, base apparatus and bi-directional communication method |
| US7512087B2 (en) | 2000-10-04 | 2009-03-31 | Sony Corporation | Communication system, apparatus and methods employing multiple communication networks |
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-
1995
- 1995-09-05 JP JP7227710A patent/JPH0974498A/en active Pending
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| JP2001333011A (en) * | 1999-09-22 | 2001-11-30 | Masanobu Kujirada | System for transferring information on living |
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