KR100381532B1 - 파이프라인 방식의 디지털 비디오 포착 동안에 방전램프로부터 플리커 영향을 감소시키기 위한 방법 및 장치 - Google Patents

파이프라인 방식의 디지털 비디오 포착 동안에 방전램프로부터 플리커 영향을 감소시키기 위한 방법 및 장치 Download PDF

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KR100381532B1
KR100381532B1 KR10-2001-7001151A KR20017001151A KR100381532B1 KR 100381532 B1 KR100381532 B1 KR 100381532B1 KR 20017001151 A KR20017001151 A KR 20017001151A KR 100381532 B1 KR100381532 B1 KR 100381532B1
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frequency
capture
integration period
row
control unit
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KR20010072073A (ko
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스미스로날드디.
스타그레고리더블유.
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인텔 코오퍼레이션
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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)
KR10-2001-7001151A 1998-07-28 1999-06-24 파이프라인 방식의 디지털 비디오 포착 동안에 방전램프로부터 플리커 영향을 감소시키기 위한 방법 및 장치 Expired - Fee Related KR100381532B1 (ko)

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
KR20010072073A KR20010072073A (ko) 2001-07-31
KR100381532B1 true KR100381532B1 (ko) 2003-04-26

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KR10-2001-7001151A Expired - Fee Related KR100381532B1 (ko) 1998-07-28 1999-06-24 파이프라인 방식의 디지털 비디오 포착 동안에 방전램프로부터 플리커 영향을 감소시키기 위한 방법 및 장치

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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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US7187405B2 (en) * 2001-10-02 2007-03-06 Avago Technologies General Ip (Singapore) Pte. Ltd. Automatic flicker frequency detection device and method
US7239345B1 (en) * 2001-10-12 2007-07-03 Worldscape, Inc. Camera arrangements with backlighting detection and methods of using same
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US6989860B2 (en) * 2001-10-30 2006-01-24 Hewlett-Packard Development Company, L.P. Method and apparatus for auto-exposure control in the presence of artificial illumination
US7009642B2 (en) * 2001-10-30 2006-03-07 Hewlett-Packard Development Company, L.P. Method and apparatus for detecting the presence of artificial illumination in a scene
JP3823314B2 (ja) * 2001-12-18 2006-09-20 ソニー株式会社 撮像信号処理装置及びフリッカ検出方法
JP2003198932A (ja) * 2001-12-27 2003-07-11 Sharp Corp フリッカ補正装置およびフリッカ補正方法、並びにフリッカ補正プログラムを記録した記録媒体
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
JP2004112742A (ja) * 2002-07-25 2004-04-08 Fujitsu Ltd 画像歪みを抑制したイメージセンサ
KR100460755B1 (ko) * 2002-10-10 2004-12-14 매그나칩 반도체 유한회사 이미지센서의 화소배열부 및 그를 포함하는 이미지센서 및이미지센서의 플리커 잡음 제거방법
US7126639B2 (en) * 2002-10-29 2006-10-24 Hewlett-Packard Development Company, L.P. Digital camera printing user interface responsive to location
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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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KR920003789A (ko) * 1990-07-04 1992-02-29 김정배 Ccd 칼라카메라용 플리커방지회로
JPH04237271A (ja) * 1991-01-21 1992-08-25 Fuji Photo Film Co Ltd 撮像装置
KR970072970A (ko) * 1996-04-30 1997-11-07 이대원 프레임 메모리를 이용한 고감도 카메라
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KR920003789A (ko) * 1990-07-04 1992-02-29 김정배 Ccd 칼라카메라용 플리커방지회로
JPH04237271A (ja) * 1991-01-21 1992-08-25 Fuji Photo Film Co Ltd 撮像装置
US5847756A (en) * 1994-04-08 1998-12-08 Hitachi, Ltd. Image pickup apparatus and method of controlling the same
KR970072970A (ko) * 1996-04-30 1997-11-07 이대원 프레임 메모리를 이용한 고감도 카메라

Also Published As

Publication number Publication date
GB2354663B (en) 2002-10-23
TW403852B (en) 2000-09-01
CN1315110A (zh) 2001-09-26
CN1146225C (zh) 2004-04-14
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
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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