CN1146225C - 用于在流水线式数字视频捕获期间减少来自放电灯的闪变效应的方法和设备 - Google Patents

用于在流水线式数字视频捕获期间减少来自放电灯的闪变效应的方法和设备 Download PDF

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Publication number
CN1146225C
CN1146225C CNB998089257A CN99808925A CN1146225C CN 1146225 C CN1146225 C CN 1146225C CN B998089257 A CNB998089257 A CN B998089257A CN 99808925 A CN99808925 A CN 99808925A CN 1146225 C CN1146225 C CN 1146225C
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China
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frequency
discharge lamp
lamp according
generated time
effect
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Expired - Fee Related
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CNB998089257A
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English (en)
Chinese (zh)
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CN1315110A (zh
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R��D��ʷ��˹
R·D·史密斯
G·W·斯塔尔
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Intel Corp
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Intel Corp
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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
    • 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
    • H04N23/745—Detection of flicker frequency or suppression of flicker wherein the flicker is caused by illumination, e.g. due to fluorescent tube illumination or pulsed LED illumination

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Facsimile Image Signal Circuits (AREA)
CNB998089257A 1998-07-28 1999-06-24 用于在流水线式数字视频捕获期间减少来自放电灯的闪变效应的方法和设备 Expired - Fee Related CN1146225C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/123,496 1998-07-28
US09/123,496 US6501518B2 (en) 1998-07-28 1998-07-28 Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture

Publications (2)

Publication Number Publication Date
CN1315110A CN1315110A (zh) 2001-09-26
CN1146225C true CN1146225C (zh) 2004-04-14

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CNB998089257A Expired - Fee Related CN1146225C (zh) 1998-07-28 1999-06-24 用于在流水线式数字视频捕获期间减少来自放电灯的闪变效应的方法和设备

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US (2) US6501518B2 (https=)
JP (1) JP4195197B2 (https=)
KR (1) KR100381532B1 (https=)
CN (1) CN1146225C (https=)
AU (1) AU4832599A (https=)
DE (1) DE19983408B4 (https=)
GB (1) GB2354663B (https=)
MY (1) MY124395A (https=)
TW (1) TW403852B (https=)
WO (1) WO2000007363A1 (https=)

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JP4337353B2 (ja) * 2002-03-25 2009-09-30 セイコーエプソン株式会社 フリッカ検出装置、フリッカ補正装置、撮像装置、フリッカ検出プログラムおよびフリッカ補正プログラム
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JP3826904B2 (ja) * 2003-07-08 2006-09-27 ソニー株式会社 撮像装置およびフリッカ低減方法
JP4106554B2 (ja) * 2003-09-08 2008-06-25 ソニー株式会社 撮影環境判定方法および撮像装置
US20050237394A1 (en) * 2004-04-21 2005-10-27 Behnam Katiblan Flicker detection for image sensing devices
US7538799B2 (en) * 2005-01-14 2009-05-26 Freescale Semiconductor, Inc. System and method for flicker detection in digital imaging
US7683948B2 (en) * 2005-03-31 2010-03-23 Freescale Semiconductor, Inc. System and method for bad pixel replacement in image processing
JP4377840B2 (ja) * 2005-03-31 2009-12-02 イーストマン コダック カンパニー デジタルカメラ
JP4756960B2 (ja) * 2005-09-02 2011-08-24 キヤノン株式会社 撮像装置及びその制御方法、コンピュータプログラム及び記憶媒体
US7777787B2 (en) 2005-10-17 2010-08-17 Nokia Corporation Preventing flicker effects in video electronic devices
US8068148B2 (en) * 2006-01-05 2011-11-29 Qualcomm Incorporated Automatic flicker correction in an image capture device
TWI306572B (en) * 2006-02-15 2009-02-21 Pixart Imaging Inc Light pointing device and light tracking receiver having function selection key and system using the same
TWI311883B (en) * 2006-05-10 2009-07-01 Novatek Microelectronics Corp Flicker frequency detection method and device
US7667740B2 (en) * 2006-07-28 2010-02-23 Hewlett-Packard Development Company, L.P. Elimination of modulated light effects in rolling shutter CMOS sensor images
US7847834B2 (en) * 2007-11-19 2010-12-07 Omnivision Technologies, Inc. Light source frequency detection circuit using bipolar transistor
KR101164193B1 (ko) * 2008-12-22 2012-07-11 한국전자통신연구원 복수 개의 적외선 신호 좌표를 구별하여 추적하는 방법 및 시스템
DE112010004379T5 (de) * 2009-11-13 2012-11-29 Steven Donald Edelson Überwachungs- und Kamerasystem und Verfahren
US9088727B2 (en) * 2011-04-06 2015-07-21 Pelco, Inc. Spatially-varying flicker detection
CN103108132B (zh) * 2011-11-15 2016-06-15 慧荣科技股份有限公司 抗闪烁摄录装置与摄录方法
JP5814865B2 (ja) * 2012-06-20 2015-11-17 株式会社 日立産業制御ソリューションズ 撮像装置
US9106839B2 (en) * 2013-04-05 2015-08-11 Google Inc. Automatic location-based camera frame rate settings
FR3009469B1 (fr) * 2013-07-31 2016-11-25 Morpho Procede de synchronisation de plusieurs cameras d'un systeme de prise de vues, notamment un systeme de prise de vues stereoscopique et systeme de prise de vues pour la mise en œuvre dudit procede.
EP2950523A1 (en) * 2014-05-28 2015-12-02 Thomson Licensing Method of estimating flicker on recorded video by camcorder
CN104378628B (zh) * 2014-11-28 2018-04-24 广东中星电子有限公司 一种检测图像闪烁条纹的方法
DE102020202400A1 (de) * 2020-02-25 2021-08-26 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Optoelektronische sensorvorrichtung, detektor und elektronisches gerät sowie verfahren zum betreiben einer derartigen sensorvorrichtung bzw. eines derartigen detektors
KR102790004B1 (ko) * 2020-10-12 2025-04-03 삼성전자주식회사 주파수 도메인을 이용한 이미지 센서의 검사 방법 및 이를 수행하는 검사 시스템
CN112887629B (zh) * 2021-01-27 2022-08-23 维沃移动通信有限公司 频率检测方法、装置、电子设备及存储介质
US12581202B2 (en) * 2024-06-21 2026-03-17 Unify Medical, Inc. Methods and apparatuses for imaging under pulse-width modulated illumination

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Publication number Publication date
GB2354663B (en) 2002-10-23
TW403852B (en) 2000-09-01
CN1315110A (zh) 2001-09-26
GB2354663A (en) 2001-03-28
AU4832599A (en) 2000-02-21
JP4195197B2 (ja) 2008-12-10
GB0101335D0 (en) 2001-03-07
US20030090566A1 (en) 2003-05-15
US6501518B2 (en) 2002-12-31
DE19983408T1 (de) 2001-06-28
WO2000007363A1 (en) 2000-02-10
US20020131491A1 (en) 2002-09-19
KR100381532B1 (ko) 2003-04-26
US6771305B2 (en) 2004-08-03
MY124395A (en) 2006-06-30
KR20010072073A (ko) 2001-07-31
JP2002521974A (ja) 2002-07-16
DE19983408B4 (de) 2007-01-18

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