KR20070091208A - 자동 백색 밸런스 제어 - Google Patents

자동 백색 밸런스 제어 Download PDF

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Publication number
KR20070091208A
KR20070091208A KR1020077016705A KR20077016705A KR20070091208A KR 20070091208 A KR20070091208 A KR 20070091208A KR 1020077016705 A KR1020077016705 A KR 1020077016705A KR 20077016705 A KR20077016705 A KR 20077016705A KR 20070091208 A KR20070091208 A KR 20070091208A
Authority
KR
South Korea
Prior art keywords
white
curve
color
domains
color space
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.)
Withdrawn
Application number
KR1020077016705A
Other languages
English (en)
Korean (ko)
Inventor
윌렘 제이. 디하안
Original Assignee
코닌클리케 필립스 일렉트로닉스 엔.브이.
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 코닌클리케 필립스 일렉트로닉스 엔.브이. filed Critical 코닌클리케 필립스 일렉트로닉스 엔.브이.
Publication of KR20070091208A publication Critical patent/KR20070091208A/ko
Withdrawn legal-status Critical Current

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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
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Image Signal Generators (AREA)
  • Processing Of Color Television Signals (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
KR1020077016705A 2004-12-22 2005-12-19 자동 백색 밸런스 제어 Withdrawn KR20070091208A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04106888.3 2004-12-22
EP04106888 2004-12-22

Publications (1)

Publication Number Publication Date
KR20070091208A true KR20070091208A (ko) 2007-09-07

Family

ID=36423589

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077016705A Withdrawn KR20070091208A (ko) 2004-12-22 2005-12-19 자동 백색 밸런스 제어

Country Status (7)

Country Link
US (1) US20090244316A1 (https=)
EP (1) EP1832108A2 (https=)
JP (1) JP2008526075A (https=)
KR (1) KR20070091208A (https=)
CN (1) CN101088297A (https=)
TW (1) TW200701799A (https=)
WO (1) WO2006067724A2 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5761946B2 (ja) 2010-09-02 2015-08-12 キヤノン株式会社 画像処理装置、画像処理方法及び記憶媒体
US9030575B2 (en) * 2011-10-12 2015-05-12 Apple Inc. Transformations and white point constraint solutions for a novel chromaticity space
US8854709B1 (en) * 2013-05-08 2014-10-07 Omnivision Technologies, Inc. Automatic white balance based on dynamic mapping
CN105409211B (zh) * 2013-08-26 2018-07-10 英特尔公司 用于图像处理的带皮肤色调校正的自动白平衡
KR102211862B1 (ko) 2014-04-09 2021-02-03 삼성전자주식회사 이미지 센서 및 이를 포함하는 이미지 센서 시스템
CN105472365B (zh) * 2015-12-30 2017-09-26 浙江宇视科技有限公司 一种自动白平衡的方法和装置
CN114025145B (zh) * 2019-11-22 2024-08-09 Oppo广东移动通信有限公司 一种自动白平衡的补偿方法、终端以及计算机存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2751297B2 (ja) * 1989-01-24 1998-05-18 ソニー株式会社 オートホワイトバランス回路
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
JPH07162890A (ja) * 1993-12-08 1995-06-23 Matsushita Electric Ind Co Ltd ホワイトバランス調整装置
JP3469305B2 (ja) * 1994-04-13 2003-11-25 富士写真フイルム株式会社 ビデオカメラのホワイトバランス装置
US5995142A (en) * 1996-02-04 1999-11-30 Sony Corporation Automatic white balance control system for a color video camera
JPH11220739A (ja) * 1997-11-30 1999-08-10 Sony Corp ビデオカメラ装置
JP3754425B2 (ja) * 2003-04-22 2006-03-15 富士写真フイルム株式会社 ビデオカメラ

Also Published As

Publication number Publication date
WO2006067724A3 (en) 2006-12-21
WO2006067724A2 (en) 2006-06-29
US20090244316A1 (en) 2009-10-01
TW200701799A (en) 2007-01-01
EP1832108A2 (en) 2007-09-12
CN101088297A (zh) 2007-12-12
JP2008526075A (ja) 2008-07-17

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