CN100586159C - 处理视频信号的方法和系统 - Google Patents
处理视频信号的方法和系统 Download PDFInfo
- Publication number
- CN100586159C CN100586159C CN200510113877.2A CN200510113877A CN100586159C CN 100586159 C CN100586159 C CN 100586159C CN 200510113877 A CN200510113877 A CN 200510113877A CN 100586159 C CN100586159 C CN 100586159C
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- China
- Prior art keywords
- surrounding environment
- environment light
- light level
- detected
- screen
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- 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.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
- H04N5/58—Control of contrast or brightness in dependence upon ambient light
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42202—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] environmental sensors, e.g. for detecting temperature, luminosity, pressure, earthquakes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Environmental Sciences (AREA)
- Remote Sensing (AREA)
- Controls And Circuits For Display Device (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Television Receiver Circuits (AREA)
- Image Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (41)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/972,595 | 2004-10-25 | ||
US10/972,595 US7545397B2 (en) | 2004-10-25 | 2004-10-25 | Enhancing contrast |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1767606A CN1767606A (zh) | 2006-05-03 |
CN100586159C true CN100586159C (zh) | 2010-01-27 |
Family
ID=35637376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200510113877.2A Active CN100586159C (zh) | 2004-10-25 | 2005-10-21 | 处理视频信号的方法和系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7545397B2 (zh) |
EP (1) | EP1650963B1 (zh) |
JP (1) | JP2006121713A (zh) |
CN (1) | CN100586159C (zh) |
DE (1) | DE602005012035D1 (zh) |
Families Citing this family (60)
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JP5446216B2 (ja) * | 2008-11-07 | 2014-03-19 | ソニー株式会社 | 表示装置及び電子機器 |
JP5277926B2 (ja) * | 2008-12-15 | 2013-08-28 | ソニー株式会社 | 表示装置及びその駆動方法と電子機器 |
JP5321089B2 (ja) * | 2009-01-26 | 2013-10-23 | セイコーエプソン株式会社 | 画像処理装置、画像表示装置、及び画像処理方法 |
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JP5439811B2 (ja) * | 2008-12-26 | 2014-03-12 | セイコーエプソン株式会社 | 画像処理装置、画像表示装置及び画像処理方法 |
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JP2011099982A (ja) * | 2009-11-05 | 2011-05-19 | Sony Corp | 表示装置及び表示装置の制御方法 |
JP5609080B2 (ja) * | 2009-11-30 | 2014-10-22 | 富士通株式会社 | 画像処理装置、画像表示装置、画像処理プログラム及び画像処理方法 |
JP5582778B2 (ja) * | 2009-12-21 | 2014-09-03 | キヤノン株式会社 | 投射装置、プログラム、及び投射装置の制御方法 |
CN101742084B (zh) * | 2010-01-29 | 2012-05-30 | 昆山锐芯微电子有限公司 | 对比度增强处理方法与处理装置 |
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WO2011103377A1 (en) | 2010-02-22 | 2011-08-25 | Dolby Laboratories Licensing Corporation | System and method for adjusting display based on detected environment |
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CN103971330B (zh) * | 2013-02-05 | 2017-10-20 | 腾讯科技(深圳)有限公司 | 图像增强方法及装置 |
US9165210B1 (en) * | 2014-05-27 | 2015-10-20 | Qualcomm Incorporated | Systems and methods for localized contrast enhancement |
US9525804B2 (en) | 2014-08-30 | 2016-12-20 | Apple Inc. | Multi-band YCbCr noise modeling and noise reduction based on scene metadata |
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CN105592254B (zh) * | 2014-10-21 | 2019-01-08 | 宏碁股份有限公司 | 图像显示方法及电子装置 |
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CN105761267B (zh) * | 2016-03-08 | 2019-08-06 | 重庆邮电大学 | 一种图像处理的方法及装置 |
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-
2004
- 2004-10-25 US US10/972,595 patent/US7545397B2/en active Active
-
2005
- 2005-10-06 DE DE602005012035T patent/DE602005012035D1/de active Active
- 2005-10-06 EP EP05109283A patent/EP1650963B1/en active Active
- 2005-10-21 CN CN200510113877.2A patent/CN100586159C/zh active Active
- 2005-10-24 JP JP2005308796A patent/JP2006121713A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1650963A2 (en) | 2006-04-26 |
CN1767606A (zh) | 2006-05-03 |
EP1650963A3 (en) | 2006-07-26 |
DE602005012035D1 (de) | 2009-02-12 |
US20060088275A1 (en) | 2006-04-27 |
JP2006121713A (ja) | 2006-05-11 |
EP1650963B1 (en) | 2008-12-31 |
US7545397B2 (en) | 2009-06-09 |
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Effective date of registration: 20161031 Address after: American California Patentee after: Trisomy Vision Systems Inc Address before: Massachusetts, USA Patentee before: Bose Corp. |
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Effective date of registration: 20180801 Address after: American California Patentee after: Dolby Lab Licensing Corp. Address before: American California Patentee before: Trisomy Vision Systems Inc |