JPH0721836B2 - Multi-input A / V miswiring warning device - Google Patents
Multi-input A / V miswiring warning deviceInfo
- Publication number
- JPH0721836B2 JPH0721836B2 JP19915989A JP19915989A JPH0721836B2 JP H0721836 B2 JPH0721836 B2 JP H0721836B2 JP 19915989 A JP19915989 A JP 19915989A JP 19915989 A JP19915989 A JP 19915989A JP H0721836 B2 JPH0721836 B2 JP H0721836B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- miswiring
- audio
- signal
- control logic
- 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.)
- Expired - Fee Related
Links
Landscapes
- Emergency Alarm Devices (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は多入力A/V(A:オーディオ、V:ビデオ)への誤
配線状態を感知するようにした多入力A/Vの誤配線警告
装置に関するものである。The present invention relates to a multi-input A / V miswiring warning device for detecting a miswiring state to a multi-input A / V (A: audio, V: video). It is about.
従来の技術及び問題点 内部から出力されるTVビデオ信号及びTVオーディオ信号
は、外部へ接続されるビデオテープレコーダ(VTR)の
ビデオ信号及びオーディオ信号と、また外部から連結さ
れるマイクロコンピュータのビデオ信号及びオーディオ
信号とを出力させる多重処理方式のテレビが漸次要求さ
れることによって外部から接続される電子製品等の誤配
線の時使用者が誤配線存否をすぐ識別することができる
手段が要求されるものであった。しかしながら、従来で
は別の多入力A/Vの誤配線状態を感知する手段がなかっ
たので、誤配線状態が発生される場合にはブラウン管と
スピーカとから誤信号が出力される欠点があり、誤配線
状態を見付けるのにおける煩わしさが伴なう欠点があっ
た。Conventional technology and problems TV video signals and TV audio signals output from the inside are video signals and audio signals of a video tape recorder (VTR) connected to the outside, and video signals of a microcomputer connected from the outside. In addition, when a television of a multi-processing system that outputs an audio signal is gradually required, a means is required that allows a user to immediately identify the presence or absence of incorrect wiring when an externally connected electronic product or the like has incorrect wiring. It was a thing. However, in the past, there was no other means to detect the mis-wired status of multi-input A / V, so there is a drawback that an error signal is output from the cathode ray tube and the speaker when the mis-wired status occurs. There was a drawback in that it was troublesome to find the wiring state.
問題点を解決する手段 本発明の目的は、音声合成部と文字発生器とを用いて多
入力A/Vの誤配線の時警報音と警報画面とが現われるよ
うにして外部電子機器の誤配線状態をすぐ識別すること
ができる誤配線警告装置を提供することにある。Means for Solving Problems An object of the present invention is to use an audio synthesizing unit and a character generator so that an audible alarm and an alarm screen appear at the time of miswiring of a multi-input A / V so that an external electronic device is miswired. An object of the present invention is to provide a miswiring warning device capable of immediately identifying the state.
他の目的は、既存のオンスクリーン機能を有するテレビ
受像機の回路をそのまま利用して警報音と警報画面との
表示を容易に処理することができる誤配線警告装置を提
供することにある。Another object of the present invention is to provide a miswiring warning device capable of easily processing the display of the alarm sound and the alarm screen by using the existing circuit of the television receiver having the on-screen function as it is.
本発明の特徴はA/Vコントロール論理素子、CRTドライブ
素子、オーディオ切換素子との間に構成されて誤配線の
時A/Vコントロール論理素子の出力によって出力ビデオ
信号及びオーディオ信号を検出させて誤配線検出信号を
出力するようにした誤配線検出手段と、前記誤配線検出
手段の出力のリモコン調整素子、文字発生器、音声合成
素子とを通って前記CRTドライブ素子及びオーディオ切
換素子を制御させて誤配線状態を感知するようにした誤
配線感知手段とから構成された誤配線警告装置にある。The feature of the present invention is that it is formed between the A / V control logic element, the CRT drive element, and the audio switching element, and when the wiring is wrong, the output video signal and the audio signal are detected by the output of the A / V control logic element to make an error. By controlling the CRT drive element and the audio switching element through the erroneous wiring detection means that outputs a wiring detection signal, the remote control adjustment element of the output of the erroneous wiring detection means, the character generator, and the voice synthesis element. An erroneous wiring warning device is provided, which comprises erroneous wiring sensing means for sensing a miswiring state.
実施例 以下、本発明の実施例を添付図面によって詳細に説明す
ると次の通りである。Embodiments Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
図は本発明の実施回路図であって、A/V切換部1に印加
された入力端子I1−I4の内部ビデオ信号及びオーディオ
信号、外部ビデオ信号及びオーディオ信号が外部入力選
択用A/Vコントロール論理(A/V contorol logic)6の
出力P1によって制御されるように構成し、映像信号処理
部2,CRTドライブ3,オーディオ切換部4,音声信号処理部
5,増幅器AMPを通ってブラウン管CRTとスピーカSPとを駆
動させる回路において、A/Vコントロール論理6とCRTド
ライブ3及びオーディオ切換部4間に構成された信号検
出部7がA/Vコントロール論理6の出力P2によって制御
されてA/V切換部1の出力P1,P2であるビデオ信号とオー
ディオ信号との誤配線状態を感知させて誤配線検出信号
を出力するように構成した後、各々のリモコン調整部8
と音声合成部9及び文字発生器10とを通ってCRTドライ
ブ3とオーディオ切換部4とを制御させてブラウン管CR
TとスピーカSPとに警告画面及び音が出力されるように
構成したものである。FIG. 1 is a circuit diagram of an embodiment of the present invention, in which an internal video signal and an audio signal of an input terminal I 1 -I 4 applied to an A / V switching unit 1 and an external video signal and an audio signal are A / V for external input selection. It is configured to be controlled by the output P 1 of the V control logic (A / V control logic) 6, and is a video signal processing unit 2, a CRT drive 3, an audio switching unit 4, an audio signal processing unit.
5. In the circuit for driving the cathode ray tube CRT and the speaker SP through the amplifier AMP, the signal detection section 7 formed between the A / V control logic 6 and the CRT drive 3 and the audio switching section 4 has the A / V control logic 6 Is controlled by the output P 2 of the A / V switching unit 1 to detect the miswiring state between the video signal and the audio signal which are the outputs P 1 and P 2 of the A / V switching unit 1 and output the miswiring detection signal. Each remote control adjustment unit 8
The CRT drive 3 and the audio switching unit 4 are controlled through the voice synthesizer 9 and the character generator 10 to control the cathode ray tube CR.
A warning screen and sound are output to T and the speaker SP.
ここで外部ビデオ及びオーディオ信号は多数個のVTR信
号であり、内部ビデオ信号はTV信号である。A/V切換部
(1)は一般的なアナログスイッチング用集積素子であ
り、例えば東芝製(型名TC4053BP)を使用する。また、
図面にて論理ということはHレベル及びLレベルの状態
信号を示す。Here, the external video and audio signals are a number of VTR signals, and the internal video signal is a TV signal. The A / V switching unit (1) is a general analog switching integrated device, and for example, a product manufactured by Toshiba (model name TC4053BP) is used. Also,
The term "logic" in the drawing indicates a state signal of H level and L level.
このように構成された本発明の作用効果を説明すると次
の通りである。The operation and effect of the present invention thus configured will be described below.
本発明の全体の構成図において、A/Vコントロール6の
出力P1側から発生された制御信号がA/V切換部1を制御
することによって入力端子I1−I4から印加される内部ビ
デオ及びオーディオ信号、外部ビデオ及びオーディオ信
号が選択された後各々の映像信号処理部2,CRTドライブ
3,オーディオ切換部4,音声信号処理部5,増幅器AMPを通
ってブラウン管CRTとスピーカSPとを駆動することによ
って使用者が所望の画面と音とを再生することができ
る。ここでA/V切換部1への外部A/V入力の連結配線を間
違えて誤配線し外部A/V信号が合わないかまたは印加さ
れない場合にはA/Vコントロール論理6の出力P2によっ
て制御される信号検出部7がA/V切換部1から出力され
るビデオ信号及びオーディオ信号の状態を検出して、誤
配線により例えばA/V切換部1の出力P1に誤ってオーデ
ィオ信号が出力されていれば例えばハイレベルとなる論
理信号である誤配線検出信号を出力させてオーディオ切
換部4の端子P1に印加されると共にリモコン調整部8の
端子P1に印加され、この際リモコン調整部8の出力P3が
音声合成部9を通ってオーディオ切換部4の端子P2へ印
加された後、音声信号処理部5と増幅器AMPとを通って
スピーカSPへ印加されることによって誤配線に対する警
報音を発生することができる。ここで、信号検出器7は
一定時間遅延された後、検出作用を行うことによってオ
ーディオ及びビデオ信号を充分に切換した後検出するこ
とができる。In the whole configuration diagram of the present invention, an internal video applied from input terminals I 1 -I 4 by controlling the A / V switching unit 1 by a control signal generated from the output P 1 side of the A / V control 6. And audio signal, external video and audio signal are selected, then each video signal processing unit 2, CRT drive
By driving the cathode ray tube CRT and the speaker SP through the audio switching unit 4, the audio signal processing unit 5, and the amplifier AMP, the user can reproduce a desired screen and sound. If the external A / V input connection to the A / V switch 1 is mistakenly miswired and the external A / V signal does not match or is not applied, the output P 2 of the A / V control logic 6 The controlled signal detection unit 7 detects the states of the video signal and the audio signal output from the A / V switching unit 1, and the audio signal is erroneously output to the output P1 of the A / V switching unit 1 due to miswiring. is applied to the terminal P 1 of the remote control adjustment unit 8 while being applied by output miswiring detection signal is a logic signal that is has been long as for example the high level to the terminal P 1 of the audio switching unit 4, the time remote adjustment The output P 3 of the unit 8 is applied to the terminal P 2 of the audio switching unit 4 through the voice synthesizing unit 9 and then applied to the speaker SP through the voice signal processing unit 5 and the amplifier AMP, so that miswiring occurs. An alarm sound can be generated. Here, the signal detector 7 can detect after sufficiently switching the audio and video signals by performing a detecting operation after being delayed for a certain time.
そして、リモコン調整部8の出力P2′が文字発生器10を
通ってCRTドライブ3を制御してブラウン管CRTを駆動さ
せることによって画面のオンスクリーンディスプレイ上
に誤配線という文字が発生することによって使用者が誤
配線状態を感知することができるので、本発明はTVに使
用される各種の保護回路から放射線の過放出及び電源電
圧の異常有無を点検する回路にも使用することができ
る。Then, the output P 2 ′ of the remote controller adjusting section 8 passes through the character generator 10 to control the CRT drive 3 to drive the cathode ray tube CRT, thereby causing a character called miswiring on the on-screen display of the screen. Since a person can detect a miswiring condition, the present invention can also be used in a circuit for checking for excessive radiation of radiation and abnormality of power supply voltage from various protection circuits used in TV.
発明の効果 以上のように本発明は外部信号の誤配線の時、スピーカ
とブラウン管とを通って感知されるように構成したもの
であって、誤配線状態を簡単に感知することができる多
入力A/Vの誤配線警告装置を提供することができる。As described above, according to the present invention, when the external signal is mis-wired, the signal is detected through the speaker and the cathode ray tube, and the multi-input can easily detect the mis-wiring state. An A / V miswiring warning device can be provided.
図は本発明の実施回路図である。 1……A/V切換部、2……映像信号処理部、3……CRTド
ライブ、4……オーディオ切換部、5……音声信号処理
部、6……A/Vコントロール論理、7……信号検出部、
8……リモコン調整部。The figure is an implementation circuit diagram of the present invention. 1 ... A / V switching unit, 2 ... video signal processing unit, 3 ... CRT drive, 4 ... audio switching unit, 5 ... sound signal processing unit, 6 ... A / V control logic, 7 ... Signal detector,
8: Remote control adjustment section.
Claims (1)
制御信号がA/V切換素子を制御させて内部及び外部から
印加されるビデオ及びオーディオ信号が各々の映像信号
処理素子、CRTドライブ素子を通ってブラウン管を駆動
されるようにし、オーディオ切換素子、音声信号処理素
子、増幅器素子を通ってスピーカを駆動するようにした
画面及び音声再生手段から構成されたTV/VTRのシステム
において、 前記A/Vコントロール論理素子、CRTドライブ素子、オー
ディオ切換素子との間に構成されて誤配線の時A/Vコン
トロール論理素子の出力によって出力ビデオ信号及びオ
ーディオ信号を検出させて誤配線検出信号を出力するよ
うにした誤配線検出手段と、 前記誤配線検出手段の出力がリモコン調整素子、文字発
生器、音声合成素子とを通って前記のCRTドライブ素子
及びオーディオ切換素子を制御させて誤配線状態を感知
するようにした誤配線感知手段とから構成されたことを
特徴とする多入力A/Vの誤配線警告装置。1. A control signal output from an A / V control logic element controls an A / V switching element, and video and audio signals applied from the inside and the outside are supplied to respective video signal processing elements and CRT drive elements. A TV / VTR system comprising a screen and a sound reproducing means for driving a cathode-ray tube through the screen and driving a speaker through an audio switching element, a sound signal processing element, and an amplifier element. It is configured between the V control logic element, CRT drive element, and audio switching element, and when miswiring, the output video signal and audio signal are detected by the output of the A / V control logic element so that the miswiring detection signal is output. The incorrect wiring detection means and the output of the incorrect wiring detection means pass through the remote control adjustment element, the character generator, and the voice synthesis element, and the CRT driver Miswiring warning device of multi-input A / V, characterized in that it is composed of a the faulty wiring sensing means to sense the wiring state erroneously by controlling the blanking element and audio switching element.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19915989A JPH0721836B2 (en) | 1989-07-31 | 1989-07-31 | Multi-input A / V miswiring warning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19915989A JPH0721836B2 (en) | 1989-07-31 | 1989-07-31 | Multi-input A / V miswiring warning device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0366089A JPH0366089A (en) | 1991-03-20 |
JPH0721836B2 true JPH0721836B2 (en) | 1995-03-08 |
Family
ID=16403140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19915989A Expired - Fee Related JPH0721836B2 (en) | 1989-07-31 | 1989-07-31 | Multi-input A / V miswiring warning device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0721836B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3918947B2 (en) | 2004-05-19 | 2007-05-23 | 船井電機株式会社 | Video / audio signal output device |
JP4020162B1 (en) | 2006-07-27 | 2007-12-12 | オンキヨー株式会社 | Video / audio playback device |
-
1989
- 1989-07-31 JP JP19915989A patent/JPH0721836B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0366089A (en) | 1991-03-20 |
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