JPS61202988U - - Google Patents
Info
- Publication number
- JPS61202988U JPS61202988U JP8643685U JP8643685U JPS61202988U JP S61202988 U JPS61202988 U JP S61202988U JP 8643685 U JP8643685 U JP 8643685U JP 8643685 U JP8643685 U JP 8643685U JP S61202988 U JPS61202988 U JP S61202988U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- color burst
- color
- circuit
- video signal
- 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
- 238000000926 separation method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 2
- 238000009499 grossing Methods 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 2
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Processing Of Color Television Signals (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図は波形図である。
１……Ｙ／Ｃ分離回路、２……同期分離回路、
３……パルス発生回路、４……カラーバースト検
出回路、６……平滑化回路、７……色信号発生回
路。
Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a waveform diagram. 1...Y/C separation circuit, 2...Synchronization separation circuit,
3... Pulse generation circuit, 4... Color burst detection circuit, 6... Smoothing circuit, 7... Color signal generation circuit.
Claims (1)
分離回路と、複合映像信号から水平同期信号を分
離する同期分離回路と、分離された水平同期信号
をもとに作成されたゲートパルスによつて前記ク
ロマ信号からカラーバーストを抜き取るカラーバ
ースト検出回路と、抜き取られたカラーバースト
を平滑化してカラーバーストのレベルに対応した
レベルの制御電圧を発生する平滑化回路と、前記
制御電圧によりレベル調整された所定周波数の基
準色信号を出力する色信号発生回路とを備えたこ
とを特徴とする映像信号処理装置。 Y/C that separates chroma signal from composite video signal
a separation circuit, a synchronization separation circuit that separates a horizontal synchronization signal from a composite video signal, and a color burst detection circuit that extracts a color burst from the chroma signal using a gate pulse created based on the separated horizontal synchronization signal. , a smoothing circuit that smoothes the extracted color burst and generates a control voltage of a level corresponding to the level of the color burst, and a color signal generation circuit that outputs a reference color signal of a predetermined frequency whose level is adjusted by the control voltage. A video signal processing device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8643685U JPS61202988U (en) | 1985-06-07 | 1985-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8643685U JPS61202988U (en) | 1985-06-07 | 1985-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61202988U true JPS61202988U (en) | 1986-12-20 |
Family
ID=30637748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8643685U Pending JPS61202988U (en) | 1985-06-07 | 1985-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61202988U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010892A (en) * | 1983-06-30 | 1985-01-21 | Toshiba Corp | Digital acc circuit |
-
1985
- 1985-06-07 JP JP8643685U patent/JPS61202988U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010892A (en) * | 1983-06-30 | 1985-01-21 | Toshiba Corp | Digital acc circuit |