JP2008526075A - 自動ホワイトバランス制御 - Google Patents

自動ホワイトバランス制御 Download PDF

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Publication number
JP2008526075A
JP2008526075A JP2007547750A JP2007547750A JP2008526075A JP 2008526075 A JP2008526075 A JP 2008526075A JP 2007547750 A JP2007547750 A JP 2007547750A JP 2007547750 A JP2007547750 A JP 2007547750A JP 2008526075 A JP2008526075 A JP 2008526075A
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JP
Japan
Prior art keywords
finite
white
domains
blackbody radiation
color
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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.)
Pending
Application number
JP2007547750A
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English (en)
Japanese (ja)
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JP2008526075A5 (https=
Inventor
ハーン ヴィレム ジェイ デ
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 NV
Koninklijke Philips Electronics NV
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Publication date
Application filed by Koninklijke Philips NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2008526075A publication Critical patent/JP2008526075A/ja
Publication of JP2008526075A5 publication Critical patent/JP2008526075A5/ja
Pending legal-status Critical Current

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    • 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

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  • 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)
JP2007547750A 2004-12-22 2005-12-19 自動ホワイトバランス制御 Pending JP2008526075A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04106888 2004-12-22
PCT/IB2005/054304 WO2006067724A2 (en) 2004-12-22 2005-12-19 Automatic white balance control

Publications (2)

Publication Number Publication Date
JP2008526075A true JP2008526075A (ja) 2008-07-17
JP2008526075A5 JP2008526075A5 (https=) 2009-02-12

Family

ID=36423589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007547750A Pending JP2008526075A (ja) 2004-12-22 2005-12-19 自動ホワイトバランス制御

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02194792A (ja) * 1989-01-24 1990-08-01 Sony Corp オートホワイトバランス回路
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
JPH07284118A (ja) * 1994-04-13 1995-10-27 Fuji Photo Film Co Ltd ビデオカメラのホワイトバランス装置
JP2003319406A (ja) * 2003-04-22 2003-11-07 Fuji Photo Film Co Ltd ビデオカメラ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02194792A (ja) * 1989-01-24 1990-08-01 Sony Corp オートホワイトバランス回路
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
JPH07284118A (ja) * 1994-04-13 1995-10-27 Fuji Photo Film Co Ltd ビデオカメラのホワイトバランス装置
JP2003319406A (ja) * 2003-04-22 2003-11-07 Fuji Photo Film Co Ltd 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
KR20070091208A (ko) 2007-09-07

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