JPH01108684U - - Google Patents
Info
- Publication number
- JPH01108684U JPH01108684U JP382388U JP382388U JPH01108684U JP H01108684 U JPH01108684 U JP H01108684U JP 382388 U JP382388 U JP 382388U JP 382388 U JP382388 U JP 382388U JP H01108684 U JPH01108684 U JP H01108684U
- Authority
- JP
- Japan
- Prior art keywords
- color signal
- pass filter
- color
- low
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Processing Of Color Television Signals (AREA)
Description
第１図は本考案による色信号処理回路の一実施
例を示す構成図、第２図は本考案におけるリニア
スイツチ回路の他の実施例を示す構成図、第３図
は従来例を示す色信号処理回路の構成図である。
３……広帯域ローパスフイルタ、４……狭帯域
ローパスフイルタ、５……リニアスイツチ回路。
Fig. 1 is a block diagram showing one embodiment of the color signal processing circuit according to the present invention, Fig. 2 is a block diagram showing another embodiment of the linear switch circuit according to the present invention, and Fig. 3 is a block diagram showing a conventional example of the color signal processing circuit. FIG. 2 is a configuration diagram of a processing circuit. 3...Broadband low-pass filter, 4...Narrowband low-pass filter, 5...Linear switch circuit.
Claims (1)
供給される広帯域ローパスフイルタならびに狭帯
域ローパスフイルタを設け、 上記両フイルタからの出力信号を、上記色信号
の振幅変化に応じて連続的に切換えて出力するリ
ニアスイツチ回路を介して取り出すようにしたこ
とを特徴とする色信号処理回路。[Claims for Utility Model Registration] A wideband low-pass filter and a narrowband low-pass filter to which the demodulated color signal is supplied in parallel are provided at the subsequent stage of the color demodulation circuit, and the output signals from both of the filters are converted into the amplitude of the color signal. A color signal processing circuit characterized in that the color signal is extracted through a linear switch circuit that continuously switches and outputs according to changes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP382388U JPH01108684U (en) | 1988-01-18 | 1988-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP382388U JPH01108684U (en) | 1988-01-18 | 1988-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01108684U true JPH01108684U (en) | 1989-07-24 |
Family
ID=31205796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP382388U Pending JPH01108684U (en) | 1988-01-18 | 1988-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01108684U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58123292A (en) * | 1982-01-19 | 1983-07-22 | Pioneer Electronic Corp | Color noise suppressing circuit |
-
1988
- 1988-01-18 JP JP382388U patent/JPH01108684U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58123292A (en) * | 1982-01-19 | 1983-07-22 | Pioneer Electronic Corp | Color noise suppressing circuit |
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