JPS59143178U - Color signal processing circuit - Google Patents
Color signal processing circuitInfo
- Publication number
- JPS59143178U JPS59143178U JP3712883U JP3712883U JPS59143178U JP S59143178 U JPS59143178 U JP S59143178U JP 3712883 U JP3712883 U JP 3712883U JP 3712883 U JP3712883 U JP 3712883U JP S59143178 U JPS59143178 U JP S59143178U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- input signal
- circuit
- color signal
- processing 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図及び第゛２図は従来の色信号の処理回路の一例の
構成を示すブロック図及びその動作説明に用いる波形図
、第３図はこの考案の一実施例のブロック図、第４図は
この考案の一実施例の動作説明に用いる波形図である。
′ １・・・・・・入力端子、２・・・・・・出力端
子、３・・・・・・ＩＨ遅延回路、６．７・・・・・・
差動アンプ、８．９・・・・・・スライサ。1 and 2 are block diagrams showing the configuration of an example of a conventional color signal processing circuit and waveform diagrams used to explain its operation, FIG. 3 is a block diagram of an embodiment of this invention, and FIG. 4 1 is a waveform diagram used to explain the operation of an embodiment of this invention. '1...Input terminal, 2...Output terminal, 3...IH delay circuit, 6.7...
Differential amplifier, 8.9...Slicer.
Claims (1)
供給され、上記高域成分が除去された色信号を出力する
色信号の処理回路において、上記入力信号とこの入力信
号をＩＨ（１水平区間）遅延させた信号が供給され、こ
の両者の信号のうちでよりレベルの大きい側の信号を取
り出す第１の波形整形回路と、上記入力信号と上記入力
信号をＩＨ遅延させた信号が供給され、この両者の信号
のうちでよりレベルの小さい側の信号を取り出す第２の
波形整形回路と、上記第１及び第２の波形整形回路の出
力信号を合成して上記高域成分を取り出す回路と、この
回路からの上記高域酸 〜分を上記入力信号から除去す
るための合成回路とを備えた色信号の処理回路。A general color signal including a high frequency component such as a luminance signal is supplied as an input signal, and in a color signal processing circuit that outputs a color signal from which the high frequency component has been removed, the above input signal and this input signal are (horizontal section) A delayed signal is supplied, and a first waveform shaping circuit extracts a signal with a higher level of both signals, and the above input signal and a signal obtained by IH delaying the above input signal are supplied. a second waveform shaping circuit that extracts a signal with a lower level of the two signals, and a circuit that synthesizes the output signals of the first and second waveform shaping circuits and extracts the high frequency component. and a synthesis circuit for removing the high-frequency acid from the circuit from the input signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3712883U JPS59143178U (en) | 1983-03-15 | 1983-03-15 | Color signal processing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3712883U JPS59143178U (en) | 1983-03-15 | 1983-03-15 | Color signal processing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59143178U true JPS59143178U (en) | 1984-09-25 |
Family
ID=30167800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3712883U Pending JPS59143178U (en) | 1983-03-15 | 1983-03-15 | Color signal processing circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59143178U (en) |
-
1983
- 1983-03-15 JP JP3712883U patent/JPS59143178U/en active Pending
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