FI881500A - Justeringsanordning foer ytterligare foerstaerkning av en televisionsmottagare. - Google Patents
Justeringsanordning foer ytterligare foerstaerkning av en televisionsmottagare. Download PDFInfo
- Publication number
- FI881500A FI881500A FI881500A FI881500A FI881500A FI 881500 A FI881500 A FI 881500A FI 881500 A FI881500 A FI 881500A FI 881500 A FI881500 A FI 881500A FI 881500 A FI881500 A FI 881500A
- Authority
- FI
- Finland
- Prior art keywords
- televisionsmottagare
- justeringsanordning
- foerstaerkning
- ytterligare
- foer
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
- Controls And Circuits For Display Device (AREA)
- Picture Signal Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/034,444 US4799107A (en) | 1987-04-06 | 1987-04-06 | Auxiliary gain control apparatus for a television receiver |
US3444487 | 1987-04-06 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI881500A0 FI881500A0 (fi) | 1988-03-30 |
FI881500A true FI881500A (fi) | 1988-10-07 |
FI87504B FI87504B (fi) | 1992-09-30 |
FI87504C FI87504C (fi) | 1993-01-11 |
Family
ID=21876457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI881500A FI87504C (fi) | 1987-04-06 | 1988-03-30 | Anordning vid ett system foer behandling av videosignal |
Country Status (8)
Country | Link |
---|---|
US (1) | US4799107A (fi) |
EP (1) | EP0286386B1 (fi) |
JP (1) | JP2640116B2 (fi) |
KR (1) | KR960003034B1 (fi) |
CA (1) | CA1262569A (fi) |
DE (1) | DE3888002T2 (fi) |
ES (1) | ES2050155T3 (fi) |
FI (1) | FI87504C (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6266423B1 (en) * | 1998-04-15 | 2001-07-24 | Aphex Systems, Ltd. | Microphone output limiter |
US6327708B1 (en) | 1998-09-15 | 2001-12-04 | True Image, L.L.C. | System of absolute measurement for radiological image luminance control |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3928867A (en) * | 1974-05-10 | 1975-12-23 | Gen Electric | Television receiver with picture level control |
US4090216A (en) * | 1976-05-26 | 1978-05-16 | Gte Sylvania Incorporated | Ambient light contrast and color control circuit |
US4511921A (en) * | 1982-06-16 | 1985-04-16 | Rca Corporation | Television receiver with manual and selectively disabled automatic picture control |
US4451849A (en) * | 1982-06-23 | 1984-05-29 | Rca Corporation | Plural operating mode ambient light responsive television picture control |
US4589022A (en) * | 1983-11-28 | 1986-05-13 | General Electric Company | Brightness control system for CRT video display |
US4633320A (en) * | 1984-03-08 | 1986-12-30 | Rca Corporation | Video signal processor with automatic kinescope beam current limiter |
US4573069A (en) * | 1984-03-29 | 1986-02-25 | Rca Corporation | Chrominance fine gain control in a digital television receiver |
-
1987
- 1987-04-06 US US07/034,444 patent/US4799107A/en not_active Expired - Lifetime
-
1988
- 1988-03-30 FI FI881500A patent/FI87504C/fi not_active IP Right Cessation
- 1988-03-31 CA CA000563173A patent/CA1262569A/en not_active Expired
- 1988-04-04 KR KR1019880003775A patent/KR960003034B1/ko not_active IP Right Cessation
- 1988-04-05 JP JP63084964A patent/JP2640116B2/ja not_active Expired - Fee Related
- 1988-04-06 DE DE3888002T patent/DE3888002T2/de not_active Expired - Fee Related
- 1988-04-06 ES ES88303076T patent/ES2050155T3/es not_active Expired - Lifetime
- 1988-04-06 EP EP88303076A patent/EP0286386B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI87504B (fi) | 1992-09-30 |
FI87504C (fi) | 1993-01-11 |
FI881500A0 (fi) | 1988-03-30 |
JP2640116B2 (ja) | 1997-08-13 |
EP0286386B1 (en) | 1994-03-02 |
DE3888002T2 (de) | 1994-09-08 |
CA1262569A (en) | 1989-10-31 |
KR880013399A (ko) | 1988-11-30 |
EP0286386A2 (en) | 1988-10-12 |
ES2050155T3 (es) | 1994-05-16 |
JPS63263883A (ja) | 1988-10-31 |
EP0286386A3 (en) | 1989-11-08 |
KR960003034B1 (ko) | 1996-03-02 |
DE3888002D1 (de) | 1994-04-07 |
US4799107A (en) | 1989-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: RCA LICENSING CORPORATION |