JP7612890B2 - 周囲光補正画像の誤差を最小化する方法及び画像キャプチャ装置 - Google Patents

周囲光補正画像の誤差を最小化する方法及び画像キャプチャ装置 Download PDF

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JP7612890B2
JP7612890B2 JP2023554860A JP2023554860A JP7612890B2 JP 7612890 B2 JP7612890 B2 JP 7612890B2 JP 2023554860 A JP2023554860 A JP 2023554860A JP 2023554860 A JP2023554860 A JP 2023554860A JP 7612890 B2 JP7612890 B2 JP 7612890B2
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JP2024509246A5 (https=
JP2024509246A (ja
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ミシェル ヨセフ アグネス アッセルマン
マシヴァナン ダモダラン
ヤニク パルリアン ジュリアン ブールキン
ジョナサン アランブラ パレロ
リエコ フェルハーフェン
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Koninklijke Philips NV
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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
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
    • G06T7/248—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments involving reference images or patches
    • 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
    • H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10141—Special mode during image acquisition
    • G06T2207/10152—Varying illumination
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30168—Image quality inspection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30241—Trajectory

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
JP2023554860A 2021-03-11 2022-01-26 周囲光補正画像の誤差を最小化する方法及び画像キャプチャ装置 Active JP7612890B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21161944.0A EP4057217A1 (en) 2021-03-11 2021-03-11 A method and image capturing apparatus for minimising error in ambient light corrected images
EP21161944.0 2021-03-11
PCT/EP2022/051735 WO2022189060A1 (en) 2021-03-11 2022-01-26 A method and image capturing apparatus for minimising error in ambient light corrected images

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JP2024509246A JP2024509246A (ja) 2024-02-29
JP2024509246A5 JP2024509246A5 (https=) 2024-05-01
JP7612890B2 true JP7612890B2 (ja) 2025-01-14

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US (1) US12526534B2 (https=)
EP (2) EP4057217A1 (https=)
JP (1) JP7612890B2 (https=)
CN (1) CN116964621A (https=)
WO (1) WO2022189060A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4057218A1 (en) 2021-03-11 2022-09-14 Koninklijke Philips N.V. A method and image capturing apparatus

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WO2004010711A1 (ja) 2002-07-18 2004-01-29 Sony Corporation 撮像データ処理方法、および撮像データ処理装置、並びにコンピュータ・プログラム
US20040080623A1 (en) 2002-08-15 2004-04-29 Dixon Cleveland Motion clutter suppression for image-subtracting cameras
US20070263099A1 (en) 2006-05-09 2007-11-15 Pixim Inc. Ambient Light Rejection In Digital Video Images
US20200265258A1 (en) 2018-02-08 2020-08-20 Genetec Inc. Systems and methods for locating a retroreflective object in a digital image

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KR0154920B1 (ko) * 1994-12-30 1998-11-16 배순훈 동영상 부호화 장치에 있어서 움직임 추정기
JP3840129B2 (ja) * 2002-03-15 2006-11-01 株式会社東芝 動きベクトル検出方法と装置、補間画像作成方法と装置及び画像表示システム
JP2003304443A (ja) 2002-04-10 2003-10-24 Nikon Corp 画像処理装置および画像処理方法
KR20050012766A (ko) * 2002-05-30 2005-02-02 코닌클리케 필립스 일렉트로닉스 엔.브이. 현재 모션 벡터 추정을 위한 유닛 및 모션 벡터 추정 방법
DE102004017145B4 (de) * 2004-04-07 2006-02-16 Micronas Gmbh Verfahren und Vorrichtung zur Ermittlung von Bewegungvektoren, die Bildbereichen eines Bildes zugeordnet sind
US7359564B2 (en) 2004-10-29 2008-04-15 Microsoft Corporation Method and system for cancellation of ambient light using light frequency
US7697836B2 (en) * 2006-10-25 2010-04-13 Zoran Corporation Control of artificial lighting of a scene to reduce effects of motion in the scene on an image being acquired
JP2010239267A (ja) 2009-03-30 2010-10-21 Fujifilm Corp 撮像装置、周辺減光補正制御方法およびプログラム
US8289300B2 (en) * 2009-07-17 2012-10-16 Microsoft Corporation Ambient correction in rolling image capture system
US9232150B2 (en) * 2014-03-12 2016-01-05 Apple Inc. System and method for estimating an ambient light condition using an image sensor
JP6638652B2 (ja) 2014-08-27 2020-01-29 ソニー株式会社 撮像装置および撮像装置の制御方法
US20160232672A1 (en) * 2015-02-06 2016-08-11 Qualcomm Incorporated Detecting motion regions in a scene using ambient-flash-ambient images
WO2018199902A1 (en) * 2017-04-24 2018-11-01 Hewlett-Packard Development Company, L.P. Ambient light color compensation
GB2568924B (en) 2017-11-30 2022-07-20 Apical Ltd Method of flicker reduction
EP3820134A1 (en) 2019-11-06 2021-05-12 Koninklijke Philips N.V. A system for performing ambient light image correction
EP3869781A1 (en) 2020-02-20 2021-08-25 Koninklijke Philips N.V. Determining intensity distributions in imaging

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
WO2004010711A1 (ja) 2002-07-18 2004-01-29 Sony Corporation 撮像データ処理方法、および撮像データ処理装置、並びにコンピュータ・プログラム
US20040080623A1 (en) 2002-08-15 2004-04-29 Dixon Cleveland Motion clutter suppression for image-subtracting cameras
US20070263099A1 (en) 2006-05-09 2007-11-15 Pixim Inc. Ambient Light Rejection In Digital Video Images
US20200265258A1 (en) 2018-02-08 2020-08-20 Genetec Inc. Systems and methods for locating a retroreflective object in a digital image

Also Published As

Publication number Publication date
EP4057217A1 (en) 2022-09-14
EP4305589A1 (en) 2024-01-17
US20240107178A1 (en) 2024-03-28
EP4305589B1 (en) 2024-07-03
US12526534B2 (en) 2026-01-13
CN116964621A (zh) 2023-10-27
JP2024509246A (ja) 2024-02-29
WO2022189060A1 (en) 2022-09-15

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