JPH0327680A - Video device controller - Google Patents

Video device controller

Info

Publication number
JPH0327680A
JPH0327680A JP1162126A JP16212689A JPH0327680A JP H0327680 A JPH0327680 A JP H0327680A JP 1162126 A JP1162126 A JP 1162126A JP 16212689 A JP16212689 A JP 16212689A JP H0327680 A JPH0327680 A JP H0327680A
Authority
JP
Japan
Prior art keywords
video
control signal
control
signal
circuit
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
JP1162126A
Other languages
Japanese (ja)
Inventor
Akihiro Tanimizu
谷水 明広
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP1162126A priority Critical patent/JPH0327680A/en
Publication of JPH0327680A publication Critical patent/JPH0327680A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To control plural video devices with one controller by providing a control signal insertion circuit inserting a control signal to an idle part of a video signal and a control signal extraction circuit extracting a required control signal. CONSTITUTION:Video display devices 1a, 1b, 1c are interconnected by cables 9a, 9b and video image is displayed simultaneously to apply with a control device 11. When the device 11 is operated, a control signal is inputted to a CPU 6a via a control signal reception section 5a, the function control of the device 1a is executed and the video signal processed by a video circuit 2a is displayed, the video signal processed by the circuit 2a is inputted to a control signal insertion circuit 3a and superimposed on the idle part of the video signal sending the control signal to other video device. A control signal extraction circuit 8b of the device 1a receiving the video signal with the control signal superimposed thereon extracts its own control signal from the video signal and applies the operation in response to the control signal. The device 1c applies the similar operation.

Description

【発明の詳細な説明】 [産業上の利用分野] この発明は、複数の映像機器を1つの制御機器で制御す
るように構成した映像機器制御装置に関する。
DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a video equipment control device configured to control a plurality of video equipment with one control device.

[従来の技術] 第5図および第6図はそれぞれ従来のこの種の映像機器
制御系の構成を示すブロック回路図である. 第5図において、(la) ,  (lb) .  (
lc)は映像信号を表示する為の映像表示装置、(9a
),  (9b)は映像表示装置同志を接続する映像信
号接続ケーブル、(1 1)はこれらの映像信号を制御
する為の専用の制御機器であり、赤外線リモートコント
ロール装置、またはワイヤードリモートコントロール装
置が使用される, (10)は制御機器(11)の制御
信号を伝搬させる手段であって、赤外線リモートコント
ロール装置における赤外線、ワイヤードリモートコント
ロール装置におけるワイヤード線がこれにあたる。
[Prior Art] Figures 5 and 6 are block circuit diagrams showing the configuration of a conventional video equipment control system of this type. In FIG. 5, (la), (lb) . (
lc) is a video display device for displaying video signals, (9a
), (9b) are video signal connection cables that connect video display devices, (11) is a dedicated control device for controlling these video signals, and infrared remote control device or wired remote control device is used. (10) is a means for propagating the control signal of the control device (11), which is an infrared ray in an infrared remote control device and a wired wire in a wired remote control device.

第6図において、(13)は映像表示装置(la)から
の映像信号を記憶する映像記録装置で、例えばVCR等
がこれに該当する。(1 1 a)は映像表示装置(l
a)を制御する為の専用の制御装置、(llb)は映像
記録装置(13)を制御する為の専用の制御装置であり
、それぞれ赤外線リモートコントロール装置等がこれに
該当する. 第5図に示した従来の制御系の構成では、全ての映像表
示装置(la) , (lb) , (lc)を制御す
る場合、制御機器(11)を操作することで、制御機器
(11)より発生する制御信号を映像表示装置(la)
 ,(lb) ,  (lc)に個別に入力し、それぞ
れの映像表示装置(la),  (lb),  (lc
)を動作させた。
In FIG. 6, (13) is a video recording device that stores video signals from a video display device (la), such as a VCR. (1 1 a) is a video display device (l
(a) is a dedicated control device for controlling the video recording device (13), and (llb) is a dedicated control device for controlling the video recording device (13), each of which corresponds to an infrared remote control device, etc. In the conventional control system configuration shown in FIG. ) The control signal generated from the video display device (la)
, (lb), (lc) individually, and display the respective video display devices (la), (lb), (lc).
) worked.

一例として制御機器(11)がワイヤードリモートコン
トロール装置である場合、このワイヤードリモートコン
トロール装置に映像表示装置(la),(lb),  
(lc)を制御するための機能を有するキーをいくつか
設け、操作時に必要な機能を選択してそのキーを操作す
ることでワイヤードリモートコントロール装置よりその
機能に相当する制御信号がワイヤード線(10)を通り
、映像表示装置(la),(1b), (lc)に伝達
され、映像表示装置(la),(lb..  (lc)
は、個別に送られてきた制御信号を解読してその制御信
号に相当する機能にあたる動作を行う。
As an example, when the control device (11) is a wired remote control device, the wired remote control device includes video display devices (la), (lb),
(lc), and by selecting the required function and operating that key, the wired remote control device sends a control signal corresponding to that function to the wired wire (10 ) to the video display devices (la), (1b), (lc), and the video display devices (la), (lb.. (lc)
decodes the individually sent control signal and performs the operation corresponding to the function corresponding to the control signal.

また、第6図に示した従来の制御系における映像表示装
置(1a)の操作にあたっては、制御機器(lla)を
操作して発生する制御信号を映像表示装置(la)に入
力し、また、映像記録装置(l3)の操作にあたっては
制御機器(llb)を操作して発生する制御信号を映像
記録装置(13)に入力して、それぞれ個別の装置を動
作させていた。
Furthermore, when operating the video display device (1a) in the conventional control system shown in FIG. 6, a control signal generated by operating the control device (lla) is input to the video display device (la), and To operate the video recording device (13), control signals generated by operating the control device (llb) were input to the video recording device (13) to operate each individual device.

[発明が解決しようとする課題] 第5図に示した従来の制御系の構成では、映像機器の数
に対応した制御出力を持つ専用の制御機器が例えば赤外
線リモートコントロール装置である場合には、同時に全
ての映像機器を制御することが赤外線の指向性等のため
困難であるという問題点があった。
[Problems to be Solved by the Invention] In the conventional control system configuration shown in FIG. 5, if the dedicated control device having control outputs corresponding to the number of video devices is, for example, an infrared remote control device, There was a problem in that it was difficult to control all the video equipment at the same time due to the directivity of infrared rays.

また、第6図に示した従来の制御系では、映像機器ごと
に個別の制御機器を設ける必要があるため、システムが
複雑化し、高価になるなどの問題点があった. この発明は、上記のような問題点を解消するためになさ
れたもので、1つの制御機器によって複数の映像機器を
制御することのできる映像機器制御装置を得ることを目
的とする。
Furthermore, in the conventional control system shown in Figure 6, it is necessary to provide separate control equipment for each video device, which makes the system complicated and expensive. The present invention was made to solve the above-mentioned problems, and an object of the present invention is to provide a video equipment control device that can control a plurality of video equipment with one control device.

[課題を解決するための手段] この発明に係る映像機器制御装置は、直列に、または並
列に接続された1群の映像機器の各制御信号を発生する
単一の制御信号手段と、上記1群の映像機器のうちの1
つの映像機器に設けられ上記制御信号発生手段から送出
された制御信号を映像信号に重畳して当該映像機器に直
列に接続されている映像機器に順次伝送する手段もしく
は並列に接続されている映像機器に伝送する手段と、上
記制御信号が重畳された映像信号が入力される映像機器
に設けられ入力された映像信号から制御信号を抜き取っ
て当該映像信号の動作を制御する手段とを備えた点を特
徴とするものである。
[Means for Solving the Problems] A video equipment control device according to the present invention includes a single control signal means for generating each control signal for a group of video equipment connected in series or in parallel; One of the group's video equipment
A means for superimposing a control signal sent from the control signal generating means on a video signal provided in one video device and sequentially transmitting the same to video devices connected in series to the video device, or video devices connected in parallel. and a means for extracting the control signal from the input video signal and controlling the operation of the video signal, which is provided in the video equipment to which the video signal on which the control signal is superimposed is input. This is a characteristic feature.

[作用] この発明に係る制御信号発生手段は、1群の映像機器の
制御信号を単一の制御信号発生手段で発生する.制御信
号重畳手段を備えた映像機器は、この制御信号を他の映
像機器に伝送する映像信号の空き部分に重畳する.この
制御信号が重畳された映像信号を受けた他の映像機器は
、その映像信号から自己の制御信号を抜き取り、その制
御信号に応じた動作を行なう.このため、直列、または
並列に接続された1群の映像機器は単一の制御信号発生
手段によって一括して制御される。
[Operation] The control signal generating means according to the present invention generates control signals for a group of video equipment using a single control signal generating means. A video device equipped with a control signal superimposition means superimposes this control signal onto an empty portion of a video signal to be transmitted to another video device. Other video equipment that receives a video signal with this control signal superimposed extracts its own control signal from the video signal and performs an operation according to the control signal. Therefore, a group of video devices connected in series or in parallel are collectively controlled by a single control signal generating means.

[発明の実施例コ 以下、この発明の一実施例を図について説明する。[Embodiments of the invention] An embodiment of the present invention will be described below with reference to the drawings.

第1図はこの実施例のブロック回路図、第2図はこの実
施例の各部の信号のタイミング図で、同図(a)は映像
fg号の垂直同期信号のバックボーチに、2値のデイジ
タル制御信号を重畳した信号波形を、同図(b)は、こ
れと同期したタイミングの垂直同期信号を、同図(C)
は制御信号抜取用のコントロール信号のタイミングを示
している。
Fig. 1 is a block circuit diagram of this embodiment, Fig. 2 is a timing chart of signals of each part of this embodiment, and Fig. 2 (a) shows a binary digital control on the back of the vertical synchronization signal of the video fg. The signal waveform obtained by superimposing the signal is shown in (b) of the same figure, and the vertical synchronization signal whose timing is synchronized with this is shown in (c) of the same figure.
indicates the timing of the control signal for control signal sampling.

図において、(2a) , (2b) ,  (2c)
は映像表示装置(la) . (lb) . (lc)
内部の映像回路、(3a)は制御信号挿入回路で、制御
信号を映像信号の空き部分に挿入する。(4a) , 
(4b) ,  (4c)は映像出力回路で、制御信号
が重畳された映像信号を外部に出力する。(5a)は制
御信号を受信する制御信号受信部、(6a) , (8
b) , (6c)はCPUで、制御信号を処理してそ
れぞれ映像表示装置(ta) ,  (lb) ,  
(lc)の機能実行を指令する。(7b),  (7C
)は制御信号が重畳された映像信号が入力される映像入
力回路、(8b)(8c)は入力された映像信号から必
要な制御信号を抜き取る制御信号抜取回路、(9a) 
.  (9b)は映像表示装置(la) , (lb)
 , (lc)間を接続する映像信号接続ケーブル、(
11)は制御機器で、映像表示装置(la). (lb
), (lc)を機能させる為の制御信号を発生し、こ
の制御機器(11)を操作することで接続ケーブル(1
0)を通して映像表示装置(1a)に制御信号が入力さ
れる。(12a) ,  (12b) ,  (12c
)はコントロール信号発生回路で、入力された映像信号
への制御信号の挿入および抜き取りを行うコントロール
信号を生成する. つぎにこの実施例の動作を説明する. コノ実施例は、映像表示装置(la) .  (lb)
 ,  (lc)の3台を接続ケーブル(9a) . 
(9b)で直列に接続して同時に映像を表示し、制御機
器(1l)にて制御を行う映像機器制御系を示しており
、制御機器(11)を操作すると、制御信号が接続ケー
ブル(1o)を通って制御信号受信部(5a)に入力さ
れ、制御信号受信部(5a)で処理された制御信号はC
 P U (6a)に入力されて、映像表示装置(la
)の機能制御が実行され、図示さていない表示装置に、
映像回路(2a)で処理された映像信号が表示される.
他方、映像回路(2a)で処理された映像信号は、制御
信号挿入回路(3a)に入力され、制御信号受信部(5
a)から入力された制御信号が′!J2図(a)に示す
ように、垂直同期信号のパックボーチに重畳される. つぎに、この制御信号が重畳された映像信号は、映像出
力回路(4a》から映像信号接続ケーブル(9a)を通
して映像表示装置2 (lb)の映像入力回路(7b)
に入力され、映像入力回路(7b)から出力された映像
信号は制御信号抜取回路(8b)に入力され、そこで抜
き取られた制御信号は、C P U (6b)に入力さ
れ、映像表示装置(1b)の機能制御が実行される。同
時に制御信号が抜き取られた映像信号は、映像回路(2
b)に入力され、信号処理がなされたのち図示していな
い表示装置に表示される。
In the figure, (2a), (2b), (2c)
is a video display device (LA). (lb). (lc)
The internal video circuit (3a) is a control signal insertion circuit that inserts a control signal into an empty portion of the video signal. (4a),
(4b) and (4c) are video output circuits that output video signals on which control signals are superimposed to the outside. (5a) is a control signal receiving unit that receives a control signal; (6a), (8
b) and (6c) are CPUs that process the control signals and display the video display devices (ta), (lb), and
(lc) to execute the function. (7b), (7C
) is a video input circuit into which a video signal with a control signal superimposed is input; (8b) and (8c) are control signal extraction circuits that extract necessary control signals from the input video signal; (9a)
.. (9b) is a video display device (la), (lb)
, (lc), a video signal connection cable that connects (lc), (
11) is a control device including a video display device (la). (lb.
), (lc), and by operating this control device (11), the connecting cable (1
A control signal is input to the video display device (1a) through the video display device (1a) through the video display device (1a). (12a) , (12b) , (12c
) is a control signal generation circuit that generates a control signal that inserts and extracts a control signal from the input video signal. Next, the operation of this embodiment will be explained. This embodiment is a video display device (LA). (lb)
, (lc) with the connecting cable (9a).
(9b) shows a video equipment control system that is connected in series to simultaneously display images and controlled by a control device (11). When the control device (11) is operated, a control signal is transmitted to the connecting cable (1o ), the control signal is input to the control signal receiving section (5a) and processed by the control signal receiving section (5a).
P U (6a) is input to the video display device (la
) function control is executed, and a display device (not shown) shows the
The video signal processed by the video circuit (2a) is displayed.
On the other hand, the video signal processed by the video circuit (2a) is input to the control signal insertion circuit (3a), and is sent to the control signal receiving section (5).
The control signal input from a) is '! As shown in Figure J2 (a), the vertical synchronization signal is superimposed on the pack borch. Next, the video signal on which this control signal has been superimposed is transmitted from the video output circuit (4a) to the video input circuit (7b) of the video display device 2 (lb) through the video signal connection cable (9a).
The video signal input to the CPU (6b) and output from the video input circuit (7b) is input to the control signal extraction circuit (8b), and the control signal extracted there is input to the CPU (6b) and output from the video display device ( The function control of 1b) is executed. The video signal from which the control signal is extracted at the same time is processed by the video circuit (2
b), and after being subjected to signal processing, is displayed on a display device (not shown).

他方、映像入力回路(7b)より送出された制御信号が
重畳された映像信号は、映像出力回路(4b)を通って
、映像表示装置(lc)の映像入力回路(7C)に映像
信号接続ケーブル(9b)を介して入力される。
On the other hand, the video signal sent from the video input circuit (7b), on which the control signal is superimposed, passes through the video output circuit (4b) and is connected to the video input circuit (7C) of the video display device (LC) via the video signal connection cable. (9b).

映像表示装置3 (lc)での映像信号および制御信号
の処理は、映像表示装置2 (lb)での動作と同様で
あるので説明は省略する。
The processing of the video signal and control signal in the video display device 3 (lc) is similar to the operation in the video display device 2 (lb), so a description thereof will be omitted.

つぎに、この実施例の制御信号挿入回路(3a3および
制御信号抜取口路(8b)の動作を詳細に説明する。
Next, the operations of the control signal insertion circuit (3a3) and the control signal extraction port (8b) of this embodiment will be explained in detail.

制御信号挿入回路(3a)には、映像信号と制御信号が
入力され、同時に、映像信号はコントロール信号発生回
路(12a)にも入力されて制御信号挿入回路(3a)
の切替に使用するコントロール信号が第2図(b)い示
すタイミングで生成される。このコントロール信号は制
御信号挿入回路(3a)に入力されてスイッチを切り換
え、第2図(a) に示すように制御信号が重畳された
映像信号は映像出力回路(4a)より出力される. 制御信号抜取回路(8b)には、制御信号が重畳された
映像信号が入力され、同時にこの映像信号が重畳された
映像信号はコントロール信号発生回路(12b)にも供
給されて制御信号の抜き取り用コントロール信号が生成
され、このコントロール信号は制御信号抜取回路(8b
)の入力されてスイッチを切り換え、制御信号が抜き取
られた映像信号は映像回路(2b)に入力され、また抜
き取られた制御信号はC P U (6b)へ入力され
る。
A video signal and a control signal are input to the control signal insertion circuit (3a), and at the same time, the video signal is also input to the control signal generation circuit (12a) and the control signal insertion circuit (3a)
A control signal used for switching is generated at the timing shown in FIG. 2(b). This control signal is input to the control signal insertion circuit (3a), which switches the switch, and the video signal on which the control signal has been superimposed is output from the video output circuit (4a), as shown in FIG. 2(a). A video signal on which a control signal is superimposed is input to the control signal extraction circuit (8b), and at the same time, the video signal on which this video signal is superimposed is also supplied to the control signal generation circuit (12b) for extraction of the control signal. A control signal is generated, and this control signal is transmitted to the control signal extraction circuit (8b
) is input and the switch is switched, the video signal from which the control signal is extracted is input to the video circuit (2b), and the extracted control signal is input to the CPU (6b).

制御侶号抜取回路(8c)の動作も同様であるので説明
−は省略する。
The operation of the control number extraction circuit (8c) is also similar, so the explanation will be omitted.

この実施例によれば、1つの制御機器(11)を操作し
て1つの映像表示装置(1a)に制御信号を入力するだ
けで、この映像表示装置1 (la)に接続されている
複数の映像機器の動作制御を行うことができる。
According to this embodiment, by simply operating one control device (11) and inputting a control signal to one video display device (1a), multiple devices connected to this video display device 1 (la) can be controlled. It is possible to control the operation of video equipment.

上記実施例では複数の映像機器を直列に接続した制御系
について説明したが、このは第3図に示すように、映像
表示装置(la)と映像記録装置(l3)であってもよ
い.この場合、制御機器(11)には映像表示装置(3
a)制御用の信号、および映像記録装置(l3)制御用
の信号を発生する機能を有するものを設ければよい。
In the above embodiment, a control system in which a plurality of video devices are connected in series has been described, but as shown in FIG. 3, this may also be a video display device (la) and a video recording device (l3). In this case, the control device (11) includes a video display device (3).
a) It is sufficient to provide a device having a function of generating a control signal and a signal for controlling the video recording device (13).

なお、上記実施例では、制御機器を映像表示装置とは分
離して設けたものを示したが、制御機器は1つの映像機
器に内蔵されていてもよく、この場合は1つの映像機器
をコントロールすることによりこの映像機器に接続され
た他の映像機器をコントロール可能となる。
Note that in the above embodiment, the control device is provided separately from the video display device, but the control device may be built into one video device, and in this case, it is possible to control one video device. By doing so, it becomes possible to control other video equipment connected to this video equipment.

第4図はその一実施例を示すブロック図で、接続される
映像機器としてディスプレイ(映像表示装a) (lb
)およびビデオコピープロセッサ(l4)、AVアンプ
(15),およびv C R (13)を接続した例を
示した。
FIG. 4 is a block diagram showing one embodiment of the present invention, in which a display (video display device a) (lb
), a video copy processor (14), an AV amplifier (15), and a vCR (13) are connected.

[発明の効果] 以上のようにこの発明によれば、1群の映像機器のうち
、1つの映像機器を介して単一の制御機器で複数の映像
機器の制御を行うように構成したのでWall Sys
temのように複数の映像表示機器を直列接続した制御
系における接続および制御機器の構成を簡易なものとす
ることができる.また、何種類かの異なる映像機器を接
続した制御系においても、単一の制御機器で全ての映像
機器の制御を確実(行うことができる映像機器制御装置
が得られる効果がある.
[Effects of the Invention] As described above, according to the present invention, a plurality of video devices are controlled by a single control device via one video device among a group of video devices. Sys
It is possible to simplify the connections and the configuration of control devices in a control system where multiple video display devices are connected in series, such as in a tem. Furthermore, even in a control system in which several different types of video equipment are connected, a video equipment control device that can reliably control all the video equipment with a single control device can be obtained.

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

第1図はこの発明の一実施例のブロック回路図、第2図
はこの実施例の各部の信号波形およびタイよングを示す
図、第3図および第4図はそれぞれこの発明の他の実施
例を示すブロック回路図、第5図および第6図はそれぞ
れ従来の映像機器制御系のブロック回路図である. (la) , (lb) , (lc) ・−映像表示
装置、(2a),(2b) . (2c)・・・映像回
路、(3a)・・・制御信号挿入回路、(4a) , 
(4b) . (4c)−映像出力回路、 (5a)・
・・制御信号受信部、 (6a), (6b), (6
c)・・・C P U ,  (7b). (7c)・
・・映像入力回路、(8b) , (8c)・・・制御
信号抜取口路、(11)・・・制御機器、(12a)(
12b) ,  (12C)・・・コントロール信号発
生回路。 なお、各図中、同一符号は同一 または相当部分を示す
FIG. 1 is a block circuit diagram of one embodiment of the present invention, FIG. 2 is a diagram showing signal waveforms and timing of each part of this embodiment, and FIGS. 3 and 4 are diagrams showing other embodiments of the present invention. Examples of block circuit diagrams shown in FIGS. 5 and 6 are block circuit diagrams of conventional video equipment control systems, respectively. (la), (lb), (lc) ・-Video display device, (2a), (2b) . (2c)...Video circuit, (3a)...Control signal insertion circuit, (4a),
(4b). (4c)-video output circuit, (5a)・
...Control signal receiving section, (6a), (6b), (6
c)... C P U , (7b). (7c)・
...Video input circuit, (8b), (8c)...Control signal extraction port path, (11)...Control equipment, (12a) (
12b), (12C)...Control signal generation circuit. In each figure, the same reference numerals indicate the same or equivalent parts.

Claims (1)

【特許請求の範囲】[Claims] (1)直列に接続された複数の映像機器、またはこれら
の映像機器もしくは1つの映像機器に並列に接続された
1または複数の映像機器で構成され、各映像機器間で映
像信号を授受する1群の映像機器の動作を制御するため
の装置であつて、各映像機器の制御信号を発生する単一
の制御信号発生手段と、上記1群の映像機器のうちの1
つの映像機器に設けられ上記制御信号発生手段から送出
された制御信号を映像信号に重畳して当該映像機器に直
列に接続されている映像機器に順次伝送する手段もしく
は並列に接続されている映像機器にそれぞれ伝送する手
段と、上記制御信号が重畳された映像信号が入力される
映像機器に設けられ、入力された映像信号から制御信号
を抜き取つて当該映像機器の動作を制御する手段を備え
たことを特徴とする映像機器制御装置。
(1) Consisting of multiple video devices connected in series, or one or more video devices connected in parallel to these video devices or one video device, and transmitting and receiving video signals between each video device. A device for controlling the operation of a group of video devices, the device comprising a single control signal generating means for generating a control signal for each video device, and one of the video devices of the group.
A means for superimposing a control signal sent from the control signal generating means on a video signal provided in one video device and sequentially transmitting the same to video devices connected in series to the video device, or video devices connected in parallel. and a means provided in the video equipment into which the video signal superimposed with the control signal is input, and means for extracting the control signal from the input video signal to control the operation of the video equipment. A video equipment control device characterized by:
JP1162126A 1989-06-23 1989-06-23 Video device controller Pending JPH0327680A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1162126A JPH0327680A (en) 1989-06-23 1989-06-23 Video device controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1162126A JPH0327680A (en) 1989-06-23 1989-06-23 Video device controller

Publications (1)

Publication Number Publication Date
JPH0327680A true JPH0327680A (en) 1991-02-06

Family

ID=15748537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1162126A Pending JPH0327680A (en) 1989-06-23 1989-06-23 Video device controller

Country Status (1)

Country Link
JP (1) JPH0327680A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014165779A (en) * 2013-02-27 2014-09-08 Nec Corp Broadcast/video transmission system, and device control method used therein

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49125833A (en) * 1973-04-04 1974-12-02
JPS6266744A (en) * 1985-09-18 1987-03-26 Nec Corp Video equipment control system
JPS63314086A (en) * 1987-06-17 1988-12-22 Oki Electric Ind Co Ltd Monitor and control system for industrial television camera

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49125833A (en) * 1973-04-04 1974-12-02
JPS6266744A (en) * 1985-09-18 1987-03-26 Nec Corp Video equipment control system
JPS63314086A (en) * 1987-06-17 1988-12-22 Oki Electric Ind Co Ltd Monitor and control system for industrial television camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014165779A (en) * 2013-02-27 2014-09-08 Nec Corp Broadcast/video transmission system, and device control method used therein

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