DE68924459D1 - Verfahren und Vorichtung zur Chromaeinstellung. - Google Patents

Verfahren und Vorichtung zur Chromaeinstellung.

Info

Publication number
DE68924459D1
DE68924459D1 DE68924459T DE68924459T DE68924459D1 DE 68924459 D1 DE68924459 D1 DE 68924459D1 DE 68924459 T DE68924459 T DE 68924459T DE 68924459 T DE68924459 T DE 68924459T DE 68924459 D1 DE68924459 D1 DE 68924459D1
Authority
DE
Germany
Prior art keywords
chroma adjustment
chroma
adjustment
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 - Lifetime
Application number
DE68924459T
Other languages
English (en)
Other versions
DE68924459T2 (de
Inventor
Kenji Saito
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.)
Fujifilm Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE68924459D1 publication Critical patent/DE68924459D1/de
Publication of DE68924459T2 publication Critical patent/DE68924459T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • H04N23/85—Camera processing pipelines; Components thereof for processing colour signals for matrixing
    • 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
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
DE68924459T 1988-08-30 1989-07-27 Verfahren und Vorichtung zur Chromaeinstellung. Expired - Lifetime DE68924459T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63216105A JPH0263394A (ja) 1988-08-30 1988-08-30 彩度調整方法及び装置

Publications (2)

Publication Number Publication Date
DE68924459D1 true DE68924459D1 (de) 1995-11-09
DE68924459T2 DE68924459T2 (de) 1996-03-07

Family

ID=16683322

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68924459T Expired - Lifetime DE68924459T2 (de) 1988-08-30 1989-07-27 Verfahren und Vorichtung zur Chromaeinstellung.

Country Status (5)

Country Link
US (1) US5010393A (de)
EP (1) EP0356711B1 (de)
JP (1) JPH0263394A (de)
KR (1) KR960008992B1 (de)
DE (1) DE68924459T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5153713A (en) * 1986-02-21 1992-10-06 Canon Kabushiki Kaisha Color temperature information forming device
US5255077A (en) * 1989-09-29 1993-10-19 Canon Kabushiki Kaisha White balance control based upon magnitude of flicker
US5589879A (en) 1993-03-26 1996-12-31 Fuji Photo Film Co., Ltd. Performing white balance correction on integrated divided areas of which average color is substantially white
US7123293B1 (en) * 1998-01-07 2006-10-17 Fuji Photo Film Co., Ltd. Image processing method to compensate for color differences due to a type of image sensing device
US20040123961A1 (en) * 1998-10-19 2004-07-01 Huang Sunny En Liung Collapsible auto shade
KR100350789B1 (ko) * 1999-03-04 2002-08-28 엘지전자 주식회사 이미지 검색시스템의 분위기 칼라 자동추출 및 원래 칼라 조정방법
US7190394B2 (en) * 2002-06-04 2007-03-13 Micron Technology, Inc. Method for statistical analysis of images for automatic white balance of color channel gains for image sensors

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919515B2 (ja) * 1978-03-07 1984-05-07 ソニー株式会社 ホワイトバランス調整回路
JPS59123387A (ja) * 1982-12-29 1984-07-17 Canon Inc 撮像装置
JPS61269484A (ja) * 1985-05-24 1986-11-28 Fuji Photo Film Co Ltd カラ−ビデオカメラの自動ホワイトバランス調整装置
US4814861A (en) * 1985-07-10 1989-03-21 Canon Kabushiki Kaisha Signal processing apparatus with independent gain control for chrominance and color signals
US4739393A (en) * 1985-11-05 1988-04-19 Sanyo Electric Co., Ltd. Circuit for performing white balance correction using two color temperature sensors
US4739392A (en) * 1986-01-07 1988-04-19 Victor Company Of Japan, Ltd. White balance adjusting apparatus having a plurality of standard color references automatically selected by the detected color temperature
JPS62287790A (ja) * 1986-06-06 1987-12-14 Hitachi Ltd ビデオカメラの自動ホワイトバランス回路
US4883360A (en) * 1987-08-13 1989-11-28 Fuji Photo Film Co., Ltd. Method and apparatus for automatically adjusting white balance
JP2618908B2 (ja) * 1987-08-13 1997-06-11 富士写真フイルム株式会社 自動白バランス調整方法及び装置
JPH0817497B2 (ja) * 1987-08-27 1996-02-21 キヤノン株式会社 自動ホワイト・バランス補正装置
JPH0787588B2 (ja) * 1987-12-29 1995-09-20 富士写真フイルム株式会社 自動白バランス調整方法及び装置
JPH0828877B2 (ja) * 1988-07-18 1996-03-21 富士写真フイルム株式会社 自動白バランス調整方法及び装置

Also Published As

Publication number Publication date
KR900016794A (ko) 1990-11-14
DE68924459T2 (de) 1996-03-07
EP0356711B1 (de) 1995-10-04
EP0356711A3 (de) 1992-07-08
JPH0263394A (ja) 1990-03-02
KR960008992B1 (ko) 1996-07-10
US5010393A (en) 1991-04-23
EP0356711A2 (de) 1990-03-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP