GB8325688D0 - Circuit for improving the contrast of a video image - Google Patents
Circuit for improving the contrast of a video imageInfo
- Publication number
- GB8325688D0 GB8325688D0 GBGB8325688.3A GB8325688A GB8325688D0 GB 8325688 D0 GB8325688 D0 GB 8325688D0 GB 8325688 A GB8325688 A GB 8325688A GB 8325688 D0 GB8325688 D0 GB 8325688D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- contrast
- improving
- circuit
- video image
- video
- 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.)
- Ceased
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8216300A FR2629658B1 (en) | 1982-09-28 | 1982-09-28 | CIRCUIT FOR IMPROVING THE CONTRAST OF A VIDEO IMAGE, PARTICULARLY A PART OF THE IMAGE |
Publications (1)
Publication Number | Publication Date |
---|---|
GB8325688D0 true GB8325688D0 (en) | 2009-09-09 |
Family
ID=9277807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB8325688.3A Ceased GB8325688D0 (en) | 1982-09-28 | 1983-09-26 | Circuit for improving the contrast of a video image |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3334898A1 (en) |
FR (1) | FR2629658B1 (en) |
GB (1) | GB8325688D0 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2648302A1 (en) * | 1989-06-09 | 1990-12-14 | Peugeot | Method of processing a video composite signal of a scene to be examined |
US5065443A (en) * | 1989-12-04 | 1991-11-12 | Allen-Bradley Company, Inc. | Image processor with illumination variation compensation |
FR2674049B1 (en) * | 1991-03-12 | 1993-05-28 | Thomson Csf | METHOD OF INCREASING THE CONTRAST OF A GENERATOR OF SYNTHETIC IMAGES, AND GENERATOR OF IMPLEMENTATION. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1241869B (en) * | 1962-05-12 | 1967-06-08 | Fernseh Gmbh | Circuit arrangement to improve the detail perceptibility of a television picture |
FR1481969A (en) * | 1966-01-14 | 1967-05-26 | Device for increasing the contrast of a television picture | |
DE2229674C3 (en) * | 1972-06-19 | 1979-02-15 | Robert Bosch Gmbh, 7000 Stuttgart | Circuit arrangement for increasing the contrast |
FR2406922A1 (en) * | 1977-10-21 | 1979-05-18 | Thomson Csf | VIDEO CONTRAST EXPANSION DEVICE AND SYSTEM INCLUDING SUCH A DEVICE |
-
1982
- 1982-09-28 FR FR8216300A patent/FR2629658B1/en not_active Expired - Lifetime
-
1983
- 1983-09-26 GB GBGB8325688.3A patent/GB8325688D0/en not_active Ceased
- 1983-09-27 DE DE19833334898 patent/DE3334898A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2629658B1 (en) | 1990-10-05 |
DE3334898A1 (en) | 1989-12-28 |
FR2629658A1 (en) | 1989-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |