MY124395A - Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture - Google Patents

Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture

Info

Publication number
MY124395A
MY124395A MYPI99002718A MYPI9902718A MY124395A MY 124395 A MY124395 A MY 124395A MY PI99002718 A MYPI99002718 A MY PI99002718A MY PI9902718 A MYPI9902718 A MY PI9902718A MY 124395 A MY124395 A MY 124395A
Authority
MY
Malaysia
Prior art keywords
digital video
video capture
discharge lamps
reducing flicker
lamps during
Prior art date
Application number
MYPI99002718A
Other languages
English (en)
Inventor
Ronald D Smith
Gregory W Starr
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of MY124395A publication Critical patent/MY124395A/en

Links

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
    • H04N23/70—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
    • 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

Landscapes

  • 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)
MYPI99002718A 1998-07-28 1999-06-29 Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture MY124395A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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 (1)

Publication Number Publication Date
MY124395A true MY124395A (en) 2006-06-30

Family

ID=22409005

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI99002718A MY124395A (en) 1998-07-28 1999-06-29 Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture

Country Status (10)

Country Link
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=)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6421097B1 (en) * 1998-07-31 2002-07-16 Intel Corporation Method and apparatus for reducing flicker in a video image sequence
JP3370979B2 (ja) * 2000-09-08 2003-01-27 三菱電機株式会社 撮像装置および自動レベル調整方法
JP4608766B2 (ja) * 2000-11-27 2011-01-12 ソニー株式会社 固体撮像素子の駆動方法、及びカメラ
JP4416959B2 (ja) 2001-04-26 2010-02-17 富士通マイクロエレクトロニクス株式会社 Ｘｙアドレス型固体撮像装置のフリッカノイズ低減方法
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
US20030090587A1 (en) * 2001-10-30 2003-05-15 Hofer Gregory V. Method and apparatus for auto-focus control in the presence of artificial illumination
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
SE525331C2 (sv) * 2002-12-23 2005-02-01 Unipower Ab Mätmetod för bestämning av riktning till flimmerstörkälla
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

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827119A (en) * 1988-01-28 1989-05-02 Eastman Kodak Company Illuminant discriminator
KR930005751B1 (ko) * 1990-07-04 1993-06-24 삼성전자 주식회사 Ccd 칼라 카메라용 플리커 방지회로
JPH04237271A (ja) * 1991-01-21 1992-08-25 Fuji Photo Film Co Ltd 撮像装置
JP2995887B2 (ja) 1991-03-27 1999-12-27 松下電器産業株式会社 フリッカー補正回路
JP3188978B2 (ja) 1991-09-04 2001-07-16 株式会社ニコン カメラの測光装置
JP3170588B2 (ja) * 1992-10-08 2001-05-28 日本オプネクスト株式会社 光受信器の試験方法
JPH06209427A (ja) 1993-01-11 1994-07-26 Matsushita Electric Ind Co Ltd 固体撮像装置
KR0148450B1 (ko) * 1994-04-08 1998-11-16 가나이 쯔또무 촬상장치 및 그 제어방법
US5548398A (en) * 1994-11-22 1996-08-20 Eastman Kodak Company Illuminant discriminator providing detection of high efficiency illumination
ATE172832T1 (de) * 1995-06-26 1998-11-15 Phase One Denmark A S Verfahren und system zur aufnahme digitaler kamerabilder
JPH0965198A (ja) 1995-08-29 1997-03-07 Rhythm Watch Co Ltd 撮像装置
US5925875A (en) * 1996-04-26 1999-07-20 Lockheed Martin Ir Imaging Systems Apparatus and method for compensating for fixed pattern noise in planar arrays
KR970072970A (ko) * 1996-04-30 1997-11-07 이대원 프레임 메모리를 이용한 고감도 카메라
JPH10136267A (ja) 1996-09-05 1998-05-22 Seiko Epson Corp 画像入力方法および画像入力装置

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
KR100381532B1 (ko) 2003-04-26
US6771305B2 (en) 2004-08-03
KR20010072073A (ko) 2001-07-31
JP2002521974A (ja) 2002-07-16
DE19983408B4 (de) 2007-01-18

Similar Documents

Publication Publication Date Title
MY124395A (en) Method and apparatus for reducing flicker effects from discharge lamps during pipelined digital video capture
US10397470B2 (en) Image capture using display device as light source
TW200520551A (en) Method for determining photographic environment and imaging apparatus
JP3375557B2 (ja) 映像信号処理装置
TW200512655A (en) Method and apparatus for controlling dynamic image capturing rate of an optical mouse
CN101080933A (zh) 使音频与延迟的视频同步
CN101582992B (zh) 闪烁消除系统及消除闪烁的方法
TW200516507A (en) System and method for automatic correction of illumination noise caused by ambient light
SE0103286D0 (sv) An optical sensor device and a method of controlling its exposure time
EP0801496A3 (en) Color image pickup apparatus
JPWO2017217135A1 (ja) 画像処理装置、画像処理方法およびプログラム
US11252340B1 (en) Motion detection system with flicker compensation
TW341744B (en) Process for imaging points of a video picture and associated apparatus
JPH07298130A (ja) 撮像装置
JP2000023003A (ja) ビデオカメラ装置
JP2000032352A (ja) ビデオカメラ装置
WO2005032114A3 (en) System and method for efficiently performing an inverse telecine procedure
JPH04309076A (ja) フリッカー低減方法および装置
JP3063674B2 (ja) フリッカ防止装置
CN1547076A (zh) 一种数字亮度增益与曝光时间协同工作的自动曝光方法
JPH02306777A (ja) 撮像装置における商用電源周波数フリツカ除去回路
CN100480831C (zh) 一种判别室内50Hz/60Hz光照环境的装置
JPH05219462A (ja) 放電管点灯回路
JPH04130866A (ja) 照明用螢光灯を備えた電子的撮像装置
JP2001268531A (ja) テレビ電話装置