JPH0476550B2 - - Google Patents

Info

Publication number
JPH0476550B2
JPH0476550B2 JP61189529A JP18952986A JPH0476550B2 JP H0476550 B2 JPH0476550 B2 JP H0476550B2 JP 61189529 A JP61189529 A JP 61189529A JP 18952986 A JP18952986 A JP 18952986A JP H0476550 B2 JPH0476550 B2 JP H0476550B2
Authority
JP
Japan
Prior art keywords
output
circuit
signal
image
low
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.)
Expired
Application number
JP61189529A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6346880A (ja
Inventor
Takao Nishitani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP61189529A priority Critical patent/JPS6346880A/ja
Publication of JPS6346880A publication Critical patent/JPS6346880A/ja
Publication of JPH0476550B2 publication Critical patent/JPH0476550B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
JP61189529A 1986-08-14 1986-08-14 画像強調回路 Granted JPS6346880A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61189529A JPS6346880A (ja) 1986-08-14 1986-08-14 画像強調回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61189529A JPS6346880A (ja) 1986-08-14 1986-08-14 画像強調回路

Publications (2)

Publication Number Publication Date
JPS6346880A JPS6346880A (ja) 1988-02-27
JPH0476550B2 true JPH0476550B2 (fr) 1992-12-03

Family

ID=16242817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61189529A Granted JPS6346880A (ja) 1986-08-14 1986-08-14 画像強調回路

Country Status (1)

Country Link
JP (1) JPS6346880A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01246981A (ja) * 1988-03-29 1989-10-02 Nec Home Electron Ltd 画質改善装置
JPH07101923B2 (ja) * 1988-04-21 1995-11-01 松下電器産業株式会社 輪郭補正器
JP2832954B2 (ja) * 1988-09-09 1998-12-09 日本電気株式会社 画像強調回路
KR100206319B1 (ko) * 1995-12-13 1999-07-01 윤종용 비디오 신호의 로컬 콘트라스트 개선을 위한 방법및장치
US6108453A (en) * 1998-09-16 2000-08-22 Intel Corporation General image enhancement framework

Also Published As

Publication number Publication date
JPS6346880A (ja) 1988-02-27

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