JPH044485U - - Google Patents
Info
- Publication number
- JPH044485U JPH044485U JP4466690U JP4466690U JPH044485U JP H044485 U JPH044485 U JP H044485U JP 4466690 U JP4466690 U JP 4466690U JP 4466690 U JP4466690 U JP 4466690U JP H044485 U JPH044485 U JP H044485U
- Authority
- JP
- Japan
- Prior art keywords
- video
- signal
- test signal
- processing
- output
- 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
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Processing Of Color Television Signals (AREA)
Description
第１図は、この考案による映像再生装置の一実
施例を示すブロツク図、第２図ａ，ｂはテスト信
号の例を示す図、第３図は、この実施例における
各部信号のタイミングチヤートを示す図、第４図
は、この考案の実施例における映像および色制御
回路９の構成例を示す図である。
１……映像増幅器、２Ａ，２Ｂ……クランプ回
路、３……切替スイツチ、４……映像処理・色復
調回路、５……テスト信号発生回路、６……タイ
ミング発生回路、７……マトリクスオート白バラ
ンス回路、８Ａ〜８Ｃ……ＣＲＴドライブ回路、
９……映像および色制御回路。
FIG. 1 is a block diagram showing an embodiment of the video playback device according to this invention, FIGS. 2a and 2b are diagrams showing examples of test signals, and FIG. 3 is a timing chart of various signals in this embodiment. FIG. 4 is a diagram showing an example of the configuration of the video and color control circuit 9 in the embodiment of this invention. 1... Video amplifier, 2A, 2B... Clamp circuit, 3... Selector switch, 4... Video processing/color demodulation circuit, 5... Test signal generation circuit, 6... Timing generation circuit, 7... Matrix auto White balance circuit, 8A~8C...CRT drive circuit,
9...Video and color control circuit.
Claims (1)
信号発生手段と、 映像信号の垂直同期信号の直後やオーバースキ
ヤン領域等の前記映像信号とは直接に関係しない
所定時間領域に前記テスト信号を挿入する挿入手
段と、 前記挿入手段からの出力および制御信号を受け
、映像処理・色復調処理を行う処理手段と、 前記処理手段からの出力から前記テスト信号を
抽出し、所定の映像制御信号を前記処理手段に前
記制御信号として送出する制御手段と、 を備えて成ることを特徴とする映像再生装置。[Claims for Utility Model Registration] Test signal generation means for generating a test signal for video adjustment, and a predetermined time region not directly related to the video signal, such as immediately after a vertical synchronization signal of the video signal or an overscan region. an inserting means for inserting the test signal into a computer; a processing means for receiving the output and control signal from the inserting means and performing video processing and color demodulation processing; extracting the test signal from the output from the processing means and extracting the test signal from the output from the processing means, A video playback device comprising: control means for sending a video control signal of 1 to the processing means as the control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4466690U JPH044485U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4466690U JPH044485U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044485U true JPH044485U (en) | 1992-01-16 |
Family
ID=31558175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4466690U Pending JPH044485U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044485U (en) |
-
1990
- 1990-04-27 JP JP4466690U patent/JPH044485U/ja active Pending
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