DE69124290T2 - Bildverarbeitungsgerät - Google Patents
BildverarbeitungsgerätInfo
- Publication number
- DE69124290T2 DE69124290T2 DE69124290T DE69124290T DE69124290T2 DE 69124290 T2 DE69124290 T2 DE 69124290T2 DE 69124290 T DE69124290 T DE 69124290T DE 69124290 T DE69124290 T DE 69124290T DE 69124290 T2 DE69124290 T2 DE 69124290T2
- Authority
- DE
- Germany
- Prior art keywords
- image processing
- processing device
- image
- processing
- 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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
- H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
-
- 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
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
-
- 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
- H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2153598A JPH0445671A (ja) | 1990-06-12 | 1990-06-12 | テレビジョン信号の輪郭強調回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69124290D1 DE69124290D1 (de) | 1997-03-06 |
DE69124290T2 true DE69124290T2 (de) | 1997-05-07 |
Family
ID=15565990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69124290T Expired - Fee Related DE69124290T2 (de) | 1990-06-12 | 1991-06-11 | Bildverarbeitungsgerät |
Country Status (5)
Country | Link |
---|---|
US (1) | US5268759A (de) |
EP (1) | EP0461996B1 (de) |
JP (1) | JPH0445671A (de) |
KR (1) | KR100195319B1 (de) |
DE (1) | DE69124290T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5767987A (en) * | 1994-09-26 | 1998-06-16 | Ricoh Corporation | Method and apparatus for combining multiple image scans for enhanced resolution |
EP0801862B1 (de) * | 1995-10-20 | 2001-01-10 | Koninklijke Philips Electronics N.V. | Datenfilterung |
US5914725A (en) * | 1996-03-07 | 1999-06-22 | Powertv, Inc. | Interpolation of pixel values and alpha values in a computer graphics display device |
JP2004159067A (ja) * | 2002-11-06 | 2004-06-03 | Sanyo Electric Co Ltd | 垂直シャープネス装置及びそれを備えたtv受像機 |
TWI338514B (en) * | 2006-01-20 | 2011-03-01 | Au Optronics Corp | Image processing method for enhancing contrast |
US7375573B2 (en) * | 2006-05-25 | 2008-05-20 | Micron Technology, Inc. | De-emphasis system and method for coupling digital signals through capacitively loaded lines |
JP4139430B1 (ja) * | 2007-04-27 | 2008-08-27 | シャープ株式会社 | 画像処理装置及び方法、画像表示装置及び方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57184381A (en) * | 1981-05-08 | 1982-11-13 | Canon Inc | Video signal processor |
JPS6053349B2 (ja) * | 1981-06-19 | 1985-11-25 | 株式会社日立製作所 | 画像処理プロセツサ |
JPS5956204A (ja) * | 1982-09-25 | 1984-03-31 | Victor Co Of Japan Ltd | 記録再生装置 |
US4511922A (en) * | 1982-10-21 | 1985-04-16 | Rca Corporation | Digital television system with truncation error correction |
JPS59103648A (ja) * | 1982-12-06 | 1984-06-15 | 株式会社東芝 | X線撮像装置 |
GB8315373D0 (en) * | 1983-06-03 | 1983-07-06 | Indep Broadcasting Authority | Downsampling and prefilter implementation in television systems |
US4677461A (en) * | 1984-07-26 | 1987-06-30 | Mitsubishi Denki Kabushiki Kaisha | Contour detecting filter |
JPH0738217B2 (ja) * | 1985-04-18 | 1995-04-26 | ファナック株式会社 | 空間積和演算装置 |
GB2183118B (en) * | 1985-11-19 | 1989-10-04 | Sony Corp | Image signal processing |
JPH0754966B2 (ja) * | 1985-12-09 | 1995-06-07 | 株式会社日立製作所 | 輪郭補正回路 |
US4839726A (en) * | 1987-07-31 | 1989-06-13 | Fairchild Weston Systems, Inc. | Video enhancement method and system |
JPS6439185A (en) * | 1987-08-04 | 1989-02-09 | Victor Company Of Japan | Enhancing circuit |
US5043814A (en) * | 1989-10-06 | 1991-08-27 | North American Philips Corporation | Adaptive ghost cancellation circuit |
-
1990
- 1990-06-12 JP JP2153598A patent/JPH0445671A/ja active Pending
-
1991
- 1991-05-28 KR KR1019910008691A patent/KR100195319B1/ko not_active IP Right Cessation
- 1991-06-05 US US07/710,334 patent/US5268759A/en not_active Expired - Lifetime
- 1991-06-11 EP EP91401551A patent/EP0461996B1/de not_active Expired - Lifetime
- 1991-06-11 DE DE69124290T patent/DE69124290T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69124290D1 (de) | 1997-03-06 |
KR100195319B1 (ko) | 1999-06-15 |
KR920001918A (ko) | 1992-01-30 |
US5268759A (en) | 1993-12-07 |
EP0461996A3 (en) | 1992-03-18 |
EP0461996B1 (de) | 1997-01-22 |
EP0461996A2 (de) | 1991-12-18 |
JPH0445671A (ja) | 1992-02-14 |
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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 |