JPH0390177U - - Google Patents
Info
- Publication number
- JPH0390177U JPH0390177U JP15052089U JP15052089U JPH0390177U JP H0390177 U JPH0390177 U JP H0390177U JP 15052089 U JP15052089 U JP 15052089U JP 15052089 U JP15052089 U JP 15052089U JP H0390177 U JPH0390177 U JP H0390177U
- Authority
- JP
- Japan
- Prior art keywords
- edge enhancement
- signal
- circuit
- noise suppressing
- function
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図は本考案の構成を示すブロツク図、第２
図は本考案の一実施例を示す回路図である。
Ａ１……差動増幅器、５……輪郭強調信号発生
遮断制御回路、７……ノイズサプレス回路、９…
…論理和素子、ＳＷ１，ＳＷ２……スイツチ。
Figure 1 is a block diagram showing the configuration of the present invention;
The figure is a circuit diagram showing an embodiment of the present invention. A1...Differential amplifier, 5...Contour emphasis signal generation/cutoff control circuit, 7...Noise suppressor circuit, 9...
...OR element, SW1, SW2...switch.
Claims (1)
調信号と垂直輪郭強調信号の混合増幅および輪郭
強調機能のオン／オフ制御をする輪郭強調信号発
生遮断制御手段と、該手段出力の小振幅成分を減
衰させるノイズサプレス手段と、輪郭強調機能オ
フ時、上記ノイズサプレス手段の信号減衰特性を
強める手段を有することを特徴とする輪郭強調回
路。 In an edge enhancement circuit for a video signal, an edge enhancement signal generation/cutoff control means for controlling mixed amplification of a horizontal edge enhancement signal and a vertical edge enhancement signal and on/off control of an edge enhancement function, and attenuating small amplitude components of the output of the means 1. A contour emphasizing circuit comprising noise suppressing means and means for enhancing signal attenuation characteristics of the noise suppressing means when the contour emphasizing function is turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15052089U JPH0390177U (en) | 1989-12-27 | 1989-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15052089U JPH0390177U (en) | 1989-12-27 | 1989-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390177U true JPH0390177U (en) | 1991-09-13 |
Family
ID=31696867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15052089U Pending JPH0390177U (en) | 1989-12-27 | 1989-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390177U (en) |
-
1989
- 1989-12-27 JP JP15052089U patent/JPH0390177U/ja active Pending
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