KR100278260B1 - 에지 교체, 프리슈트, 및 오버슈트를 사용하는 비정상 전이 강화용 비디오 신호 처리기 - Google Patents

에지 교체, 프리슈트, 및 오버슈트를 사용하는 비정상 전이 강화용 비디오 신호 처리기 Download PDF

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Publication number
KR100278260B1
KR100278260B1 KR1019930007051A KR930007051A KR100278260B1 KR 100278260 B1 KR100278260 B1 KR 100278260B1 KR 1019930007051 A KR1019930007051 A KR 1019930007051A KR 930007051 A KR930007051 A KR 930007051A KR 100278260 B1 KR100278260 B1 KR 100278260B1
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KR
South Korea
Prior art keywords
transition
signal
output
maximum
preshoot
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 - Fee Related
Application number
KR1019930007051A
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English (en)
Korean (ko)
Other versions
KR930022911A (ko
Inventor
프레스톤 파아커 로버트
로버트 앤더슨 마크
Original Assignee
크리트먼 어윈 엠
톰슨 콘슈머 일렉트로닉스, 인코포레이티드
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Publication of KR930022911A publication Critical patent/KR930022911A/ko
Application granted granted Critical
Publication of KR100278260B1 publication Critical patent/KR100278260B1/ko
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/142—Edging; Contouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
KR1019930007051A 1992-04-30 1993-04-27 에지 교체, 프리슈트, 및 오버슈트를 사용하는 비정상 전이 강화용 비디오 신호 처리기 Expired - Fee Related KR100278260B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/876,271 1992-04-30
US07/876,271 US5369446A (en) 1992-04-30 1992-04-30 Video signal processor employing edge replacement, preshoots and overshoots for transient enhancement

Publications (2)

Publication Number Publication Date
KR930022911A KR930022911A (ko) 1993-11-24
KR100278260B1 true KR100278260B1 (ko) 2001-01-15

Family

ID=25367324

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930007051A Expired - Fee Related KR100278260B1 (ko) 1992-04-30 1993-04-27 에지 교체, 프리슈트, 및 오버슈트를 사용하는 비정상 전이 강화용 비디오 신호 처리기

Country Status (12)

Country Link
US (1) US5369446A (enExample)
EP (1) EP0567934B1 (enExample)
JP (1) JP2869761B2 (enExample)
KR (1) KR100278260B1 (enExample)
CN (1) CN1034902C (enExample)
BR (1) BR9301669A (enExample)
DE (1) DE69314837T2 (enExample)
ES (1) ES2108159T3 (enExample)
MX (1) MX9302535A (enExample)
MY (1) MY109861A (enExample)
SG (1) SG93756A1 (enExample)
TR (1) TR27587A (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5546135A (en) * 1992-02-28 1996-08-13 Matsushita Electric Industrial Co., Ltd. Contour restoration apparatus
KR0141782B1 (ko) * 1994-09-10 1998-06-15 구자홍 영상선명화장치
KR100225583B1 (ko) * 1996-12-28 1999-10-15 전주범 윤곽 보정 방법 및 이를 수행하기 위한 윤곽보정 회로
US6097848A (en) * 1997-11-03 2000-08-01 Welch Allyn, Inc. Noise reduction apparatus for electronic edge enhancement
US6441866B1 (en) * 1999-01-14 2002-08-27 Omnivision Technologies, Inc. Edge enhancement with background noise suppression in video image processing
KR100287856B1 (ko) * 1999-02-05 2001-04-16 구자홍 색상신호 처리장치
JP3725402B2 (ja) * 2000-03-23 2005-12-14 アルプス電気株式会社 テレビジョンチューナ
US6717622B2 (en) * 2001-03-30 2004-04-06 Koninklijke Philips Electronics N.V. System and method for scalable resolution enhancement of a video image
US7480352B2 (en) * 2001-07-20 2009-01-20 Nxp B.V. Method of an means for recognizing signal edges
US7271851B2 (en) * 2003-01-16 2007-09-18 Samsung Electronics Co., Ltd. Adaptive color transient improvement
JP2006093884A (ja) * 2004-09-21 2006-04-06 Oki Electric Ind Co Ltd フィルタ装置
GB2423660B (en) * 2005-02-25 2010-08-18 Imagination Tech Ltd A method and apparatus for controlling overshoot in a video enhancement system
US8213676B2 (en) 2006-12-20 2012-07-03 Ge Inspection Technologies Lp Inspection apparatus method and apparatus comprising motion responsive control
US8810636B2 (en) 2006-12-20 2014-08-19 Ge Inspection Technologies, Lp Inspection apparatus method and apparatus comprising selective frame output
US9633426B2 (en) 2014-05-30 2017-04-25 General Electric Company Remote visual inspection image capture system and method
US20090153743A1 (en) * 2007-12-18 2009-06-18 Sony Corporation Image processing device, image display system, image processing method and program therefor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041531A (en) * 1974-07-05 1977-08-09 Rca Corporation Television signal processing apparatus including a transversal equalizer
CA1219338A (en) * 1983-07-27 1987-03-17 Rca Corporation Signal processing circuit
DE3571370D1 (en) * 1985-04-19 1989-08-10 Itt Ind Gmbh Deutsche Steepening circuit for colour signal transients
JPS61284190A (ja) * 1985-06-11 1986-12-15 Sharp Corp カラ−映像信号用エンハンサ
DE3786623T2 (de) * 1986-09-16 1993-12-02 Victor Company Of Japan Schaltung zur Verarbeitung vom Videosignal.
US4758891A (en) * 1986-10-20 1988-07-19 North American Philips Consumer Electronics Corp. Method and apparatus for improving the rise and fall time of a video signal
US4777385A (en) * 1987-02-09 1988-10-11 Rca Licensing Corporation Signal transient improvement circuit
JPS63232576A (ja) * 1987-03-19 1988-09-28 Toshiba Corp 輪郭強調回路
JPS63292777A (ja) * 1987-05-25 1988-11-30 Mitsubishi Electric Corp 輪郭補正装置
JPH01297980A (ja) * 1988-05-26 1989-12-01 Matsushita Electric Ind Co Ltd 輪郭改善回路
JP2503614B2 (ja) * 1988-12-28 1996-06-05 三菱電機株式会社 映像信号輪郭補正装置

Also Published As

Publication number Publication date
EP0567934B1 (en) 1997-10-29
TR27587A (tr) 1995-06-13
JPH0630304A (ja) 1994-02-04
KR930022911A (ko) 1993-11-24
MX9302535A (es) 1993-10-01
MY109861A (en) 1997-09-30
US5369446A (en) 1994-11-29
DE69314837T2 (de) 1998-02-26
CN1034902C (zh) 1997-05-14
EP0567934A2 (en) 1993-11-03
EP0567934A3 (enExample) 1994-01-19
BR9301669A (pt) 1993-11-03
JP2869761B2 (ja) 1999-03-10
CN1081048A (zh) 1994-01-19
SG93756A1 (en) 2003-01-21
DE69314837D1 (de) 1997-12-04
ES2108159T3 (es) 1997-12-16

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