CN100576880C - 图像显示装置 - Google Patents
图像显示装置 Download PDFInfo
- Publication number
- CN100576880C CN100576880C CN200510052578A CN200510052578A CN100576880C CN 100576880 C CN100576880 C CN 100576880C CN 200510052578 A CN200510052578 A CN 200510052578A CN 200510052578 A CN200510052578 A CN 200510052578A CN 100576880 C CN100576880 C CN 100576880C
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- tonal gradation
- brightness
- correction unit
- histogram
- picture signal
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- 238000000034 method Methods 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims description 34
- 238000011088 calibration curve Methods 0.000 claims description 20
- 238000004458 analytical method Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 230000001915 proofreading effect Effects 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 14
- 239000011159 matrix material Substances 0.000 description 8
- 230000009466 transformation Effects 0.000 description 8
- 102100040605 1,2-dihydroxy-3-keto-5-methylthiopentene dioxygenase Human genes 0.000 description 7
- 101000966793 Homo sapiens 1,2-dihydroxy-3-keto-5-methylthiopentene dioxygenase Proteins 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 101100175610 Oryza sativa subsp. japonica AGPL3 gene Proteins 0.000 description 3
- 101150071362 apl3 gene Proteins 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 101150014847 APL2 gene Proteins 0.000 description 2
- 101150009107 APL4 gene Proteins 0.000 description 2
- 101100175606 Oryza sativa subsp. japonica AGPL2 gene Proteins 0.000 description 2
- 101100175614 Oryza sativa subsp. japonica AGPL4 gene Proteins 0.000 description 2
- 101150080600 apl5 gene Proteins 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
- H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004272691A JP4277773B2 (ja) | 2004-09-21 | 2004-09-21 | 映像表示装置 |
JP2004272691 | 2004-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1753455A CN1753455A (zh) | 2006-03-29 |
CN100576880C true CN100576880C (zh) | 2009-12-30 |
Family
ID=34420315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200510052578A Active CN100576880C (zh) | 2004-09-21 | 2005-02-25 | 图像显示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7369183B2 (zh) |
JP (1) | JP4277773B2 (zh) |
CN (1) | CN100576880C (zh) |
GB (2) | GB2418316B (zh) |
Families Citing this family (75)
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JP4648071B2 (ja) * | 2005-04-28 | 2011-03-09 | 株式会社日立製作所 | 映像表示装置及び映像信号の色飽和度制御方法 |
TW200701179A (en) * | 2005-06-17 | 2007-01-01 | Mitac Technology Corp | Method of adjusting brightness and system using the same |
JP4854252B2 (ja) * | 2005-09-30 | 2012-01-18 | キヤノン株式会社 | 画像処理方法および画像処理装置 |
KR100808493B1 (ko) * | 2005-12-28 | 2008-03-03 | 엠텍비젼 주식회사 | 렌즈 셰이딩 보상 장치, 보상 방법 및 이를 이용한 이미지프로세서 |
JP2007311889A (ja) * | 2006-05-16 | 2007-11-29 | Sony Corp | 画像補正回路、画像補正方法および画像表示装置 |
JP4198720B2 (ja) * | 2006-05-17 | 2008-12-17 | Necエレクトロニクス株式会社 | 表示装置、表示パネルドライバ、及び表示パネルの駆動方法 |
US8369645B2 (en) * | 2006-05-17 | 2013-02-05 | Sony Corporation | Image correction circuit, image correction method and image display |
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KR101244912B1 (ko) * | 2006-05-29 | 2013-03-18 | 삼성전자주식회사 | 디지털 영상 처리기에서 감마 보정 장치 및 방법 |
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US7920755B2 (en) | 2006-06-26 | 2011-04-05 | Genesis Microchip Inc. | Video content detector |
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KR101216176B1 (ko) * | 2006-06-30 | 2012-12-28 | 엘지디스플레이 주식회사 | 유기발광다이오드 표시장치 및 그의 구동방법 |
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KR101320653B1 (ko) | 2006-08-11 | 2013-10-22 | 엘지디스플레이 주식회사 | 표시장치 및 그 구동방법 |
JP5135790B2 (ja) * | 2006-12-26 | 2013-02-06 | ソニー株式会社 | ピーク輝度レベル制御装置、自発光表示装置、電子機器、ピーク輝度レベル制御方法及びコンピュータプログラム |
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KR100836433B1 (ko) * | 2007-02-05 | 2008-06-09 | 삼성에스디아이 주식회사 | 유기 전계 발광표시장치 및 그 구동방법 |
KR100836423B1 (ko) * | 2007-02-05 | 2008-06-09 | 삼성에스디아이 주식회사 | 유기 전계 발광표시장치 및 그 구동방법 |
KR100836432B1 (ko) * | 2007-02-05 | 2008-06-09 | 삼성에스디아이 주식회사 | 유기 전계 발광표시장치 및 그 구동방법 |
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JP4305540B2 (ja) * | 2007-03-22 | 2009-07-29 | 村田機械株式会社 | 画像処理装置 |
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JP5076650B2 (ja) * | 2007-06-01 | 2012-11-21 | 株式会社ニコン | 撮像装置および画像処理プログラム |
WO2008149904A1 (ja) | 2007-06-05 | 2008-12-11 | Olympus Corporation | 画像信号処理装置および画像信号処理プログラム |
US20100201667A1 (en) * | 2007-06-18 | 2010-08-12 | Bongsun Lee | Method and system for display characterization and content calibration |
CN101355712B (zh) * | 2007-07-27 | 2011-09-21 | 佛山市顺德区顺达电脑厂有限公司 | 信号量测方法以及系统 |
JP5023024B2 (ja) * | 2007-09-06 | 2012-09-12 | ミツミ電機株式会社 | 色補正回路及びこれを用いた画像表示装置 |
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TWI484820B (zh) * | 2008-05-08 | 2015-05-11 | Univ Nat Chunghsing | A image correction circuit, and a display device including the image correction circuit |
JP5084615B2 (ja) * | 2008-06-03 | 2012-11-28 | 三菱電機株式会社 | 画像表示装置 |
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JP4427595B1 (ja) * | 2008-09-17 | 2010-03-10 | 株式会社東芝 | 映像処理装置及び映像処理方法 |
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CN102694958B (zh) | 2012-02-10 | 2013-12-18 | 华为终端有限公司 | 一种确定图像色相的方法和无线手持设备 |
JP6046473B2 (ja) * | 2012-12-10 | 2016-12-14 | シナプティクス・ジャパン合同会社 | パネル表示装置、表示パネルドライバ、及び、表示装置の動作方法 |
JP6243629B2 (ja) * | 2013-05-29 | 2017-12-06 | キヤノン株式会社 | 画像処理装置及び方法、及び撮像装置 |
JP6347957B2 (ja) * | 2014-01-17 | 2018-06-27 | シナプティクス・ジャパン合同会社 | 表示装置、表示パネルドライバ、及び、表示パネルの駆動方法 |
TWI567707B (zh) | 2014-08-08 | 2017-01-21 | 明基電通股份有限公司 | 影像調整方法及其顯示器 |
JP6525543B2 (ja) * | 2014-10-21 | 2019-06-05 | キヤノン株式会社 | 画像処装置および画像処理方法、並びにプログラム |
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KR102122165B1 (ko) * | 2017-02-15 | 2020-06-11 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 하이 다이내믹 레인지 이미지들에 대한 톤 곡선 매핑 |
JP2019004281A (ja) * | 2017-06-14 | 2019-01-10 | オリンパス株式会社 | 画像処理装置 |
US11113999B2 (en) * | 2018-09-03 | 2021-09-07 | Chongqing Hkc Optoelectronics Technology Co., Ltd. | Data processing method, display device, and computer-readable storage medium |
CN110890046B (zh) * | 2018-09-10 | 2023-11-07 | 京东方智慧物联科技有限公司 | 显示设备的亮度-灰阶曲线的调制方法、装置及电子设备 |
JP7239460B2 (ja) * | 2019-12-24 | 2023-03-14 | パナソニック液晶ディスプレイ株式会社 | 画像処理装置、及び、液晶表示装置 |
JP7185656B2 (ja) * | 2020-03-30 | 2022-12-07 | Tvs Regza株式会社 | 映像信号処理装置および映像信号処理方法 |
CN113015006B (zh) * | 2020-06-04 | 2022-10-14 | 海信视像科技股份有限公司 | 显示设备及显示方法 |
CN112565915B (zh) * | 2020-06-04 | 2023-05-05 | 海信视像科技股份有限公司 | 显示设备和显示方法 |
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US4805016A (en) * | 1986-08-25 | 1989-02-14 | Kabushiki Kaisha Toshiba | Endoscopic system for converting primary color images into hue, saturation and intensity images |
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JP3891928B2 (ja) | 2002-12-16 | 2007-03-14 | 株式会社日立製作所 | 表示装置 |
TWI245557B (en) * | 2003-09-11 | 2005-12-11 | Matsushita Electric Ind Co Ltd | Image compensation apparatus and method for the same |
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2004
- 2004-09-21 JP JP2004272691A patent/JP4277773B2/ja active Active
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2005
- 2005-02-23 GB GB0503723A patent/GB2418316B/en active Active
- 2005-02-23 GB GB0618853A patent/GB2429598B/en active Active
- 2005-02-24 US US11/063,752 patent/US7369183B2/en active Active
- 2005-02-25 CN CN200510052578A patent/CN100576880C/zh active Active
Patent Citations (1)
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US4805016A (en) * | 1986-08-25 | 1989-02-14 | Kabushiki Kaisha Toshiba | Endoscopic system for converting primary color images into hue, saturation and intensity images |
Also Published As
Publication number | Publication date |
---|---|
JP4277773B2 (ja) | 2009-06-10 |
GB2418316B (en) | 2007-01-31 |
JP2006093753A (ja) | 2006-04-06 |
GB0503723D0 (en) | 2005-03-30 |
US20060061842A1 (en) | 2006-03-23 |
GB2418316A (en) | 2006-03-22 |
GB0618853D0 (en) | 2006-11-01 |
US7369183B2 (en) | 2008-05-06 |
GB2429598A (en) | 2007-02-28 |
CN1753455A (zh) | 2006-03-29 |
GB2429598B (en) | 2007-08-29 |
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