JPS62125070U - - Google Patents
Info
- Publication number
- JPS62125070U JPS62125070U JP1150986U JP1150986U JPS62125070U JP S62125070 U JPS62125070 U JP S62125070U JP 1150986 U JP1150986 U JP 1150986U JP 1150986 U JP1150986 U JP 1150986U JP S62125070 U JPS62125070 U JP S62125070U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- video signal
- output
- input video
- delay 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
Links
- 238000000926 separation method Methods 0.000 claims description 3
- 230000001934 delay Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Picture Signal Circuits (AREA)
- Television Signal Processing For Recording (AREA)
Description
第１図は実施例の回路ブロツク図、第２図は波
形図、第３図は従来例の回路ブロツク図、第４図
は従来例の波形図である。
１１…同期分離回路、１２…遅延回路、１７…
切換スイツチ、２３…レベル可変回路。
FIG. 1 is a circuit block diagram of the embodiment, FIG. 2 is a waveform diagram, FIG. 3 is a circuit block diagram of the conventional example, and FIG. 4 is a waveform diagram of the conventional example. 11... Synchronization separation circuit, 12... Delay circuit, 17...
Changeover switch, 23...level variable circuit.
Claims (1)
回路と、該同期分離回路出力を遅延して少なくと
も前記入力映像信号のバツクポーチ部分を含むパ
ルスを出力する遅延回路と、前記入力映像信号の
レベルを可変するレベル可変回路と、前記遅延回
路出力の前記レベル可変回路への印加を制御する
切換回路よりなる映像信号処理回路。 a sync separation circuit that separates a sync signal from an input video signal; a delay circuit that delays the output of the sync separation circuit to output a pulse containing at least a backpouch portion of the input video signal; and a delay circuit that varies the level of the input video signal. A video signal processing circuit comprising a level variable circuit and a switching circuit that controls application of the delay circuit output to the level variable circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1150986U JPS62125070U (en) | 1986-01-29 | 1986-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1150986U JPS62125070U (en) | 1986-01-29 | 1986-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62125070U true JPS62125070U (en) | 1987-08-08 |
Family
ID=30798790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1150986U Pending JPS62125070U (en) | 1986-01-29 | 1986-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62125070U (en) |
-
1986
- 1986-01-29 JP JP1150986U patent/JPS62125070U/ja active Pending
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