DE60131949D1 - Verfahren und Vorrichtung für Grauwertänderungen - Google Patents
Verfahren und Vorrichtung für GrauwertänderungenInfo
- Publication number
- DE60131949D1 DE60131949D1 DE60131949T DE60131949T DE60131949D1 DE 60131949 D1 DE60131949 D1 DE 60131949D1 DE 60131949 T DE60131949 T DE 60131949T DE 60131949 T DE60131949 T DE 60131949T DE 60131949 D1 DE60131949 D1 DE 60131949D1
- Authority
- DE
- Germany
- Prior art keywords
- gray value
- value changes
- changes
- gray
- value
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/843—Demosaicing, e.g. interpolating colour pixel values
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14625—Optical elements or arrangements associated with the device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/50—Control of the SSIS exposure
- H04N25/57—Control of the dynamic range
- H04N25/58—Control of the dynamic range involving two or more exposures
- H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
- H04N25/585—Control of the dynamic range involving two or more exposures acquired simultaneously with pixels having different sensitivities within the sensor, e.g. fast or slow pixels or pixels having different sizes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
- H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
- H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
- H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Color Television Image Signal Generators (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Processing (AREA)
- Solid State Image Pick-Up Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US718991 | 2000-11-21 | ||
US09/718,991 US7068396B1 (en) | 2000-11-21 | 2000-11-21 | Method and apparatus for performing tone scale modifications on a sparsely sampled extended dynamic range digital image |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60131949D1 true DE60131949D1 (de) | 2008-01-31 |
DE60131949T2 DE60131949T2 (de) | 2008-12-11 |
Family
ID=24888367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60131949T Expired - Lifetime DE60131949T2 (de) | 2000-11-21 | 2001-11-12 | Verfahren und Vorrichtung zur Durchführung von Tonwertskalenmodifikationen |
Country Status (4)
Country | Link |
---|---|
US (1) | US7068396B1 (de) |
EP (1) | EP1209900B1 (de) |
JP (1) | JP4246428B2 (de) |
DE (1) | DE60131949T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7623168B2 (en) * | 2000-07-13 | 2009-11-24 | Eastman Kodak Company | Method and apparatus to extend the effective dynamic range of an image sensing device |
EP2381688B1 (de) | 2001-01-09 | 2014-06-25 | Sony Corporation | Bildaufnahmevorrichtung |
JP4228699B2 (ja) * | 2001-01-09 | 2009-02-25 | ソニー株式会社 | 撮像装置、および撮像素子 |
EP1393296A4 (de) | 2001-06-08 | 2008-09-03 | Univ Southern California | Bildeditierung mit grossem dynamikumfang |
US20050212936A1 (en) * | 2004-03-25 | 2005-09-29 | Eastman Kodak Company | Extended dynamic range image sensor with fixed pattern noise reduction |
US7440139B2 (en) * | 2005-01-13 | 2008-10-21 | Xerox Corporation | Systems and methods for controlling a tone reproduction curve using error diffusion |
US20090016571A1 (en) * | 2007-03-30 | 2009-01-15 | Louis Tijerina | Blur display for automotive night vision systems with enhanced form perception from low-resolution camera images |
US8199384B2 (en) * | 2007-06-11 | 2012-06-12 | Sony Corporation | Method of compensating the color tone differences between two images of the same scene |
US8330768B2 (en) * | 2007-07-27 | 2012-12-11 | Sharp Laboratories Of America, Inc. | Apparatus and method for rendering high dynamic range images for standard dynamic range display |
WO2010073582A1 (ja) * | 2008-12-22 | 2010-07-01 | パナソニック株式会社 | 画像拡大装置、方法、集積回路及びプログラム |
US8541856B2 (en) * | 2010-12-08 | 2013-09-24 | Omnivision Technologies, Inc. | Optical touch-screen imager |
US8391598B2 (en) * | 2011-01-05 | 2013-03-05 | Aptina Imaging Corporation | Methods for performing local tone mapping |
US9852531B2 (en) * | 2014-07-11 | 2017-12-26 | Samsung Electronics Co., Ltd. | Electronic apparatus and method for controlling the same |
US11303912B2 (en) * | 2018-04-18 | 2022-04-12 | Qualcomm Incorporated | Decoded picture buffer management and dynamic range adjustment |
US11301973B2 (en) * | 2020-03-30 | 2022-04-12 | Arm Limited | Tone mapping method |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3971065A (en) | 1975-03-05 | 1976-07-20 | Eastman Kodak Company | Color imaging array |
US4667092A (en) | 1982-12-28 | 1987-05-19 | Nec Corporation | Solid-state image device with resin lens and resin contact layer |
US4731671A (en) | 1985-05-06 | 1988-03-15 | Eastman Kodak Company | Contrast adjustment in digital image processing method employing histogram normalization |
US4945406A (en) | 1988-11-07 | 1990-07-31 | Eastman Kodak Company | Apparatus and accompanying methods for achieving automatic color balancing in a film to video transfer system |
US5012333A (en) | 1989-01-05 | 1991-04-30 | Eastman Kodak Company | Interactive dynamic range adjustment system for printing digital images |
US5189511A (en) | 1990-03-19 | 1993-02-23 | Eastman Kodak Company | Method and apparatus for improving the color rendition of hardcopy images from electronic cameras |
US5221848A (en) | 1992-04-30 | 1993-06-22 | Eastman Kodak Company | High dynamic range film digitizer and method of operating the same |
US5300381A (en) | 1992-09-24 | 1994-04-05 | Eastman Kodak Company | Color image reproduction of scenes with preferential tone mapping |
US5418565A (en) | 1994-02-15 | 1995-05-23 | Eastman Kodak Company | CFA compatible resolution reduction in a single sensor electronic camera |
US6040858A (en) | 1994-11-18 | 2000-03-21 | Canon Kabushiki Kaisha | Method and apparatus for expanding the dynamic range of sensed color images |
US5652621A (en) | 1996-02-23 | 1997-07-29 | Eastman Kodak Company | Adaptive color plane interpolation in single sensor color electronic camera |
JPH1042182A (ja) * | 1996-07-26 | 1998-02-13 | Canon Inc | 撮像装置 |
US5822453A (en) | 1996-12-10 | 1998-10-13 | Eastman Kodak Company | Method for estimating and adjusting digital image contrast |
US6473199B1 (en) | 1998-12-18 | 2002-10-29 | Eastman Kodak Company | Correcting exposure and tone scale of digital images captured by an image capture device |
US6275605B1 (en) * | 1999-01-18 | 2001-08-14 | Eastman Kodak Company | Method for adjusting the tone scale of a digital image |
US6580835B1 (en) * | 1999-06-02 | 2003-06-17 | Eastman Kodak Company | Method for enhancing the edge contrast of a digital image |
US6594388B1 (en) * | 2000-05-25 | 2003-07-15 | Eastman Kodak Company | Color image reproduction of scenes with preferential color mapping and scene-dependent tone scaling |
US6636646B1 (en) * | 2000-07-20 | 2003-10-21 | Eastman Kodak Company | Digital image processing method and for brightness adjustment of digital images |
-
2000
- 2000-11-21 US US09/718,991 patent/US7068396B1/en not_active Expired - Lifetime
-
2001
- 2001-11-12 EP EP01204296A patent/EP1209900B1/de not_active Expired - Lifetime
- 2001-11-12 DE DE60131949T patent/DE60131949T2/de not_active Expired - Lifetime
- 2001-11-21 JP JP2001356070A patent/JP4246428B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2002209151A (ja) | 2002-07-26 |
JP4246428B2 (ja) | 2009-04-02 |
US7068396B1 (en) | 2006-06-27 |
EP1209900A2 (de) | 2002-05-29 |
EP1209900B1 (de) | 2007-12-19 |
DE60131949T2 (de) | 2008-12-11 |
EP1209900A3 (de) | 2004-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |