DE69414968T2 - Adaptive Videosignalkompression - Google Patents

Adaptive Videosignalkompression

Info

Publication number
DE69414968T2
DE69414968T2 DE69414968T DE69414968T DE69414968T2 DE 69414968 T2 DE69414968 T2 DE 69414968T2 DE 69414968 T DE69414968 T DE 69414968T DE 69414968 T DE69414968 T DE 69414968T DE 69414968 T2 DE69414968 T2 DE 69414968T2
Authority
DE
Germany
Prior art keywords
video signal
signal compression
adaptive video
adaptive
compression
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
DE69414968T
Other languages
English (en)
Other versions
DE69414968D1 (de
Inventor
Rooij Johannes Henricus Jo Van
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69414968D1 publication Critical patent/DE69414968D1/de
Application granted granted Critical
Publication of DE69414968T2 publication Critical patent/DE69414968T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/86—Camera processing pipelines; Components thereof for processing colour signals for controlling the colour saturation of colour signals, e.g. automatic chroma control circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
DE69414968T 1993-10-01 1994-09-30 Adaptive Videosignalkompression Expired - Fee Related DE69414968T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301030A BE1007590A3 (nl) 1993-10-01 1993-10-01 Videosignaalverwerkingsschakeling.

Publications (2)

Publication Number Publication Date
DE69414968D1 DE69414968D1 (de) 1999-01-14
DE69414968T2 true DE69414968T2 (de) 1999-06-17

Family

ID=3887384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69414968T Expired - Fee Related DE69414968T2 (de) 1993-10-01 1994-09-30 Adaptive Videosignalkompression

Country Status (5)

Country Link
US (1) US5555031A (de)
EP (1) EP0647069B1 (de)
JP (1) JPH07177530A (de)
BE (1) BE1007590A3 (de)
DE (1) DE69414968T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3134660B2 (ja) * 1994-04-14 2001-02-13 松下電器産業株式会社 色変換方法および色変換装置
FR2734116B1 (fr) * 1995-05-12 1997-06-13 France Telecom Procede transmission de signaux de television en couleurs et systeme de codage et de decodage pour la mise en oeuvre de ce procede
KR0183795B1 (ko) * 1995-12-28 1999-05-01 김광호 색상 조정 방법 및 장치
EP1763256A3 (de) * 1996-04-12 2007-04-04 Sony Corporation Videokamera, Videosignalverarbeitung, Videosignalkompression, und Videosignalumsetzung
US5798801A (en) * 1996-05-08 1998-08-25 U.S. Philips Corporation Arrangement for providing vivid color in a television signal
US5900952A (en) * 1996-10-15 1999-05-04 Xerox Corporation System for converting color image signals having high-frequency components from RGB to CMY color spaces
JP3852956B2 (ja) * 1997-03-06 2006-12-06 松下電器産業株式会社 ガンマ補正装置
WO1998051089A1 (fr) * 1997-05-07 1998-11-12 Sony Corporation Processeur de signaux d'images, camera video couleur et procede de traitement de signaux d'images
DE19812526C2 (de) * 1998-03-21 2000-07-20 Philips Corp Intellectual Pty Anordnung zur Farbkorrektur von unerlaubten Farben
WO2000040037A1 (fr) * 1998-12-26 2000-07-06 Sony Corporation Dispositif de traitement de signaux video et son procede
US6177962B1 (en) * 1999-06-30 2001-01-23 Thomson Licensing S.A. Apparatus and method for preventing oversaturation of chrominance signals
US6392713B1 (en) 2000-03-06 2002-05-21 Media 100 Inc. Digital processing amplifier
JP2001306054A (ja) * 2000-04-24 2001-11-02 Mitsubishi Electric Corp 表示装置
US6771311B1 (en) * 2000-12-11 2004-08-03 Eastman Kodak Company Automatic color saturation enhancement
EP1380177A1 (de) * 2001-04-11 2004-01-14 Koninklijke Philips Electronics N.V. Bildsignalkontraststeuerung
EP1404116A1 (de) * 2002-09-25 2004-03-31 Dialog Semiconductor GmbH Verfahren einer schnellen Farbsättigungskorrektur
JP2005057748A (ja) * 2003-07-22 2005-03-03 Hitachi Kokusai Electric Inc 色調補正回路及び色調補正方法
JP4774757B2 (ja) 2004-09-17 2011-09-14 株式会社ニコン 画像処理装置、画像処理プログラム、電子カメラ、および画像処理方法
JP4844052B2 (ja) * 2005-08-30 2011-12-21 ソニー株式会社 映像信号処理装置と撮像装置および映像信号処理方法とプログラム
US7773158B2 (en) * 2005-10-12 2010-08-10 Panasonic Corporation Visual processing device, display device, and integrated circuit
CN101288099B (zh) 2005-10-12 2012-11-21 松下电器产业株式会社 视觉处理装置及方法
JP4572159B2 (ja) * 2005-11-07 2010-10-27 株式会社日立国際電気 高輝度圧縮回路、高輝度圧縮処理方法およびテレビジョンカメラ
CN101427559B (zh) 2006-04-19 2011-11-30 松下电器产业株式会社 视觉处理装置、视觉处理方法、显示装置和集成电路
US7903898B2 (en) 2006-04-28 2011-03-08 Panasonic Corporation Visual processing apparatus, visual processing method, program, recording medium, display device, and integrated circuit
US8498332B2 (en) * 2006-09-21 2013-07-30 Qualcomm Incorporated Chroma supression features
JP5211521B2 (ja) * 2007-03-26 2013-06-12 株式会社ニコン 画像処理装置、画像処理方法、画像処理プログラム、およびカメラ
TR201808347T4 (tr) 2014-10-10 2018-07-23 Koninklijke Philips Nv Dinamik erim eşleştirmelerine yönelik doyma işleminin belirtimi.
WO2017158463A1 (en) 2016-03-14 2017-09-21 Koninklijke Philips N.V. Saturation processing specification for dynamic range mappings
CN109348202B (zh) * 2018-08-01 2021-01-08 深圳朗田亩半导体科技有限公司 一种图像饱和度调整方法和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1160001B (de) * 1962-01-31 1963-12-27 Fernseh Gmbh Verfahren zur AEnderung von Farbsignalen hinsichtlich ihrer Farbsaettigung
FR1473134A (fr) * 1966-01-14 1967-03-17 Csf Perfectionnement aux caméras de télévision en couleurs
FR2506549A1 (fr) * 1981-05-22 1982-11-26 Thomson Csf Dispositif de correction des informations couleur fournies par les tubes analyseurs d'une camera en vue d'ameliorer la perception des images
FR2575884B1 (fr) * 1985-01-08 1988-07-08 Thomson Video Equip Dispositif pour reduire la dynamique de trois signaux de couleur representant une image
US4757373A (en) * 1985-11-14 1988-07-12 U.S. Philips Corporation Amplifier circuit operative with an adaptive signal compression
DE3629403C2 (de) * 1986-08-29 1994-09-29 Agfa Gevaert Ag Verfahren zur Korrektur der Farbsättigung bei der elektronischen Bildverarbeitung
DE3629469C2 (de) * 1986-08-29 1994-10-06 Agfa Gevaert Ag Verfahren zur Einstellung der Farbsättigung bei der elektronischen Bildverarbeitung
GB2198008B (en) * 1986-11-21 1990-12-19 British Broadcasting Corp Limiting component video signals
JP2509346B2 (ja) * 1989-10-30 1996-06-19 池上通信機株式会社 カラ―テレビジョン映像処理装置
JPH03201697A (ja) * 1989-12-27 1991-09-03 Matsushita Electric Ind Co Ltd 映像信号補正方法及び映像信号補正装置
DE4203092A1 (de) * 1992-02-04 1993-08-05 Philips Patentverwaltung Verfahren zur kontrastkorrektur

Also Published As

Publication number Publication date
DE69414968D1 (de) 1999-01-14
EP0647069B1 (de) 1998-12-02
US5555031A (en) 1996-09-10
BE1007590A3 (nl) 1995-08-16
JPH07177530A (ja) 1995-07-14
EP0647069A1 (de) 1995-04-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee