DE69110987D1 - Farbdifferenz verdichter. - Google Patents
Farbdifferenz verdichter.Info
- Publication number
- DE69110987D1 DE69110987D1 DE69110987T DE69110987T DE69110987D1 DE 69110987 D1 DE69110987 D1 DE 69110987D1 DE 69110987 T DE69110987 T DE 69110987T DE 69110987 T DE69110987 T DE 69110987T DE 69110987 D1 DE69110987 D1 DE 69110987D1
- Authority
- DE
- Germany
- Prior art keywords
- compressors
- color difference
- color
- difference
- difference compressors
- 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 - Fee Related
Links
Classifications
-
- 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
- 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
-
- 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
- H04N25/135—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements
- H04N25/136—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements using complementary colours
-
- 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
- H04N23/86—Camera processing pipelines; Components thereof for processing colour signals for controlling the colour saturation of colour signals, e.g. automatic chroma control circuits
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Processing Of Color Television Signals (AREA)
- Color Television Image Signal Generators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/481,001 US5077602A (en) | 1990-02-15 | 1990-02-15 | Color difference compressor |
PCT/US1991/000795 WO1991012695A1 (en) | 1990-02-15 | 1991-02-06 | Color difference compressor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69110987D1 true DE69110987D1 (de) | 1995-08-10 |
DE69110987T2 DE69110987T2 (de) | 1996-04-04 |
Family
ID=23910193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69110987T Expired - Fee Related DE69110987T2 (de) | 1990-02-15 | 1991-02-06 | Farbdifferenz verdichter. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5077602A (de) |
EP (1) | EP0469119B1 (de) |
JP (1) | JPH04505544A (de) |
DE (1) | DE69110987T2 (de) |
WO (1) | WO1991012695A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343243A (en) * | 1992-01-07 | 1994-08-30 | Ricoh Company, Ltd. | Digital video camera |
US6040858A (en) * | 1994-11-18 | 2000-03-21 | Canon Kabushiki Kaisha | Method and apparatus for expanding the dynamic range of sensed color images |
US6856347B1 (en) * | 1996-10-30 | 2005-02-15 | Mustek Systems, Inc. | Photic image processing method |
JP4446674B2 (ja) * | 2003-03-31 | 2010-04-07 | 株式会社メガチップス | 画像処理装置及び撮像装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4038685A (en) * | 1975-03-31 | 1977-07-26 | Rca Corporation | Apparatus for automatic gamma control of television color signals |
GB1579738A (en) * | 1977-07-04 | 1980-11-26 | Kodak Ltd | Colour picture reproduction system |
US4464723A (en) * | 1981-12-31 | 1984-08-07 | Rca Corporation | Digital gain control system |
JPS59123387A (ja) * | 1982-12-29 | 1984-07-17 | Canon Inc | 撮像装置 |
US4862251A (en) * | 1984-04-09 | 1989-08-29 | Corporate Communications Consultants, Inc. | Color correction system and method |
GB8414450D0 (en) * | 1984-06-06 | 1984-07-11 | Motorola Inc | Saturation control circuit |
JPS6116371A (ja) * | 1984-07-03 | 1986-01-24 | Toshiba Corp | デジタルフルオログラフイ装置 |
JPH06101807B2 (ja) * | 1984-08-10 | 1994-12-12 | ソニー株式会社 | 撮像信号の圧縮回路 |
DE3446821A1 (de) * | 1984-12-21 | 1986-06-26 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltung zur weisskompression eines viedeosignals |
US4814861A (en) * | 1985-07-10 | 1989-03-21 | Canon Kabushiki Kaisha | Signal processing apparatus with independent gain control for chrominance and color signals |
US4754321A (en) * | 1986-10-07 | 1988-06-28 | Zenith Electronics Corporation | Integratable color correction circuit |
JPS63215274A (ja) * | 1987-03-04 | 1988-09-07 | Sony Corp | 固体撮像装置のクランプ回路 |
US4962417A (en) * | 1988-05-12 | 1990-10-09 | Rca Licensing Corporation | Chroma overload detector using a differential amplifier |
-
1990
- 1990-02-15 US US07/481,001 patent/US5077602A/en not_active Expired - Lifetime
-
1991
- 1991-02-06 WO PCT/US1991/000795 patent/WO1991012695A1/en active IP Right Grant
- 1991-02-06 EP EP91904570A patent/EP0469119B1/de not_active Expired - Lifetime
- 1991-02-06 DE DE69110987T patent/DE69110987T2/de not_active Expired - Fee Related
- 1991-02-06 JP JP3504927A patent/JPH04505544A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69110987T2 (de) | 1996-04-04 |
WO1991012695A1 (en) | 1991-08-22 |
EP0469119A1 (de) | 1992-02-05 |
JPH04505544A (ja) | 1992-09-24 |
EP0469119B1 (de) | 1995-07-05 |
US5077602A (en) | 1991-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |