JP2005509340A5 - - Google Patents

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Publication number
JP2005509340A5
JP2005509340A5 JP2003541261A JP2003541261A JP2005509340A5 JP 2005509340 A5 JP2005509340 A5 JP 2005509340A5 JP 2003541261 A JP2003541261 A JP 2003541261A JP 2003541261 A JP2003541261 A JP 2003541261A JP 2005509340 A5 JP2005509340 A5 JP 2005509340A5
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JP
Japan
Prior art keywords
video frame
dynamic contrast
triggering
receiving
reception
Prior art date
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.)
Granted
Application number
JP2003541261A
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English (en)
Japanese (ja)
Other versions
JP4420385B2 (ja
JP2005509340A (ja
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Publication date
Application filed filed Critical
Priority claimed from PCT/US2002/034414 external-priority patent/WO2003039137A1/en
Publication of JP2005509340A publication Critical patent/JP2005509340A/ja
Publication of JP2005509340A5 publication Critical patent/JP2005509340A5/ja
Application granted granted Critical
Publication of JP4420385B2 publication Critical patent/JP4420385B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2003541261A 2001-11-01 2002-10-28 動的コントラスト改善方法 Expired - Lifetime JP4420385B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33763401P 2001-11-01 2001-11-01
PCT/US2002/034414 WO2003039137A1 (en) 2001-11-01 2002-10-28 Method for dynamic contrast improvement

Publications (3)

Publication Number Publication Date
JP2005509340A JP2005509340A (ja) 2005-04-07
JP2005509340A5 true JP2005509340A5 (https=) 2006-01-05
JP4420385B2 JP4420385B2 (ja) 2010-02-24

Family

ID=23321343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003541261A Expired - Lifetime JP4420385B2 (ja) 2001-11-01 2002-10-28 動的コントラスト改善方法

Country Status (7)

Country Link
US (1) US7064794B2 (https=)
EP (1) EP1446944A4 (https=)
JP (1) JP4420385B2 (https=)
KR (1) KR20050040849A (https=)
CN (1) CN100382568C (https=)
MX (1) MXPA04004197A (https=)
WO (1) WO2003039137A1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040255338A1 (en) * 2003-06-13 2004-12-16 Apple Computer, Inc. Interface for sending synchronized audio and video data
US7668099B2 (en) * 2003-06-13 2010-02-23 Apple Inc. Synthesis of vertical blanking signal
TWI234398B (en) * 2003-11-20 2005-06-11 Sunplus Technology Co Ltd Automatic contrast limiting circuit by spatial domain infinite impulse response filter and method thereof
US8922594B2 (en) 2005-06-15 2014-12-30 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with high frequency contrast enhancement
US9083969B2 (en) 2005-08-12 2015-07-14 Sharp Laboratories Of America, Inc. Methods and systems for independent view adjustment in multiple-view displays
US8947465B2 (en) 2004-12-02 2015-02-03 Sharp Laboratories Of America, Inc. Methods and systems for display-mode-dependent brightness preservation
US7515160B2 (en) 2006-07-28 2009-04-07 Sharp Laboratories Of America, Inc. Systems and methods for color preservation with image tone scale corrections
US8913089B2 (en) 2005-06-15 2014-12-16 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with frequency-specific gain
US7605872B2 (en) * 2005-06-20 2009-10-20 Mediatek Inc. Video contrast adjusting method and system
CN100407765C (zh) * 2005-09-07 2008-07-30 逐点半导体（上海）有限公司 图像对比度增强装置及增强方法
SG138579A1 (en) * 2006-06-26 2008-01-28 Genesis Microchip Inc Universal, highly configurable video and graphic measurement device
US7881547B2 (en) 2006-07-28 2011-02-01 Genesis Microchip Inc. Video window detector
US9330630B2 (en) 2008-08-30 2016-05-03 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with rate change control
US8284232B2 (en) * 2009-01-30 2012-10-09 Hewlett-Packard Development Company, L.P. Equalization of video streams
KR101120700B1 (ko) * 2010-09-02 2012-03-29 삼성메디슨 주식회사 컬러 도플러 모드 영상을 제공하는 초음파 시스템 및 방법
US9338389B2 (en) 2011-10-20 2016-05-10 Dolby Laboratories Licensing Corporation Method and system for video equalization

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2575885B1 (fr) 1985-01-04 1987-02-20 Thomson Csf Renforcateur de contraste pour images video
US4628362A (en) * 1985-05-02 1986-12-09 American Dynamics Corporation Combined video AGC and digitizing circuit
JP2521183Y2 (ja) 1987-09-29 1996-12-25 ソニー株式会社 ディジタル信号処理回路
US4829381A (en) * 1988-04-18 1989-05-09 Polaroid Corporation System and method for electronic image enhancement by dynamic pixel transformation
US5099330A (en) 1988-10-28 1992-03-24 Casio Computer Co., Ltd. Contrast control based on mean and deviation values
US5162902A (en) 1991-12-16 1992-11-10 Thomson Consumer Electronics, Inc. Non-linear luminance signal processor responsive to average picture level (APL) of displayed image
US5191420A (en) 1991-12-16 1993-03-02 Thomson Consumer Electronics, Inc. Video system with feedback controlled "white stretch" processing and brightness compensation
SG63564A1 (en) 1992-05-22 1999-03-30 Thomson Consumer Electronics Non-linear video signal processor employing picture element analysis
EP0613294B1 (en) 1993-02-24 1998-10-28 Matsushita Electric Industrial Co., Ltd. Gradation correction device and image sensing device therewith
US5550556A (en) 1993-11-01 1996-08-27 Multivideo Labs, Inc. Transmitting data and commands to display monitors
US5777590A (en) 1995-08-25 1998-07-07 S3, Incorporated Grayscale shading for liquid crystal display panels
JP3130266B2 (ja) 1996-03-09 2001-01-31 三星電子株式会社 平均分離ヒストグラム等化を用いる映像改善方法及びその回路
JP2951910B2 (ja) 1997-03-18 1999-09-20 松下電器産業株式会社 撮像装置の階調補正装置及び階調補正方法
US6075574A (en) * 1998-05-22 2000-06-13 Ati Technologies, Inc Method and apparatus for controlling contrast of images
EP0963112B1 (en) 1998-06-02 2004-04-21 Deutsche Thomson-Brandt Gmbh Method and apparatus for dynamic contrast improvement in video pictures
EP0963111A1 (en) * 1998-06-02 1999-12-08 Deutsche Thomson-Brandt Gmbh Method and apparatus for dynamic contrast improvement in video pictures

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