HK94294A - Video signal processor for selectable video input signals - Google Patents
Video signal processor for selectable video input signalsInfo
- Publication number
- HK94294A HK94294A HK94294A HK94294A HK94294A HK 94294 A HK94294 A HK 94294A HK 94294 A HK94294 A HK 94294A HK 94294 A HK94294 A HK 94294A HK 94294 A HK94294 A HK 94294A
- Authority
- HK
- Hong Kong
- Prior art keywords
- signal processor
- input signals
- selectable
- video signal
- video
- Prior art date
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
- H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
-
- 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
- H04N9/641—Multi-purpose receivers, e.g. for auxiliary information
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/780,014 US4660084A (en) | 1985-09-25 | 1985-09-25 | Television receiver with selectable video input signals |
Publications (1)
Publication Number | Publication Date |
---|---|
HK94294A true HK94294A (en) | 1994-09-16 |
Family
ID=25118292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK94294A HK94294A (en) | 1985-09-25 | 1994-09-08 | Video signal processor for selectable video input signals |
Country Status (9)
Country | Link |
---|---|
US (1) | US4660084A (fi) |
JP (1) | JP2574149B2 (fi) |
KR (1) | KR940003049B1 (fi) |
CA (1) | CA1257379A (fi) |
DE (1) | DE3632486A1 (fi) |
FR (1) | FR2587863B1 (fi) |
GB (1) | GB2181021B (fi) |
HK (1) | HK94294A (fi) |
SG (1) | SG23992G (fi) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS645569U (fi) * | 1987-06-26 | 1989-01-12 | ||
US4965669A (en) * | 1989-04-12 | 1990-10-23 | Rca Licensing Corporation | Apparatus for digitally controlling the D.C. value of a processed signal |
KR930007260A (ko) * | 1991-09-16 | 1993-04-22 | 강진구 | Tv/ttx 콘트라스트 및 브라이트 공통 제어방법 및 회로 |
JPH0822057B2 (ja) * | 1992-04-21 | 1996-03-04 | 松下電器産業株式会社 | テレビジョン信号処理方法および処理装置 |
US5390020A (en) * | 1992-09-14 | 1995-02-14 | Eastman Kodak Company | Video amplifier stabilization for CRT printing |
DE69322034T2 (de) * | 1992-09-17 | 1999-04-01 | Thomson Consumer Electronics, Inc., Indianapolis, Ind. | Fernsehempfänger mit mehreren Eingängen und kombinierter Klemmung und Abtrennung der Synchronisationssignale |
US5343255A (en) * | 1992-09-17 | 1994-08-30 | Thomson Consumer Electronics, Inc. | Video processing circuit with IF AGC loop, auxiliary video clamp and shared reference voltage source formed on common integrated circuit |
US5361101A (en) * | 1993-11-19 | 1994-11-01 | Zenith Electronics Corporation | Preamplifier for multimedia display |
JP3683969B2 (ja) * | 1996-02-20 | 2005-08-17 | 株式会社東芝 | マルチメディアテレビ受像装置 |
US7636130B2 (en) | 2003-10-22 | 2009-12-22 | Darwin Chang | Television with automatic input switching |
US20090102971A1 (en) * | 2006-03-08 | 2009-04-23 | Westinghouse Digital Electronics, Llc | Method and apparatus for automatic startup and shutdown including automatic source switching |
US20080218634A1 (en) * | 2007-03-07 | 2008-09-11 | Westinghouse Digital Electronics, Llc | Method and apparatus for automatic startup and shutdown including automatic source switching |
US7995792B2 (en) * | 2007-10-01 | 2011-08-09 | Shenzhen Tcl New Technology Ltd | Parental monitoring method using periodic image sampling |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3371160A (en) * | 1964-01-31 | 1968-02-27 | Rca Corp | Television circuit for non-additively combining a pair of video signals |
GB1413496A (en) * | 1972-10-16 | 1975-11-12 | United Leeds Hospitals | Television equipment |
US4301474A (en) * | 1980-04-14 | 1981-11-17 | Tektronix, Inc. | Residual clamp error compensation circuit |
JPS5762680A (en) * | 1980-10-03 | 1982-04-15 | Nippon Telegr & Teleph Corp <Ntt> | Display controller |
DE3274610D1 (en) * | 1981-09-01 | 1987-01-15 | Nec Corp | Signal processing unit |
JPS5875989A (ja) * | 1981-10-30 | 1983-05-07 | Matsushita Electric Ind Co Ltd | 文字放送受信装置 |
US4414572A (en) * | 1982-03-15 | 1983-11-08 | Rca Corporation | Clamp for line-alternate signals |
JPS6090985U (ja) * | 1983-11-29 | 1985-06-21 | 日本電気ホームエレクトロニクス株式会社 | 文字放送受信機 |
-
1985
- 1985-09-25 US US06/780,014 patent/US4660084A/en not_active Expired - Fee Related
-
1986
- 1986-09-10 CA CA000517924A patent/CA1257379A/en not_active Expired
- 1986-09-19 JP JP61223487A patent/JP2574149B2/ja not_active Expired - Fee Related
- 1986-09-19 GB GB8622663A patent/GB2181021B/en not_active Expired
- 1986-09-24 DE DE19863632486 patent/DE3632486A1/de active Granted
- 1986-09-24 FR FR868613355A patent/FR2587863B1/fr not_active Expired - Fee Related
- 1986-09-25 KR KR1019860008047A patent/KR940003049B1/ko not_active IP Right Cessation
-
1992
- 1992-03-06 SG SG239/92A patent/SG23992G/en unknown
-
1994
- 1994-09-08 HK HK94294A patent/HK94294A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4660084A (en) | 1987-04-21 |
JPS6276886A (ja) | 1987-04-08 |
GB8622663D0 (en) | 1986-10-22 |
KR940003049B1 (ko) | 1994-04-11 |
FR2587863B1 (fr) | 1990-10-12 |
DE3632486A1 (de) | 1987-04-02 |
GB2181021B (en) | 1989-09-13 |
GB2181021A (en) | 1987-04-08 |
CA1257379A (en) | 1989-07-11 |
JP2574149B2 (ja) | 1997-01-22 |
FR2587863A1 (fr) | 1987-03-27 |
SG23992G (en) | 1992-05-15 |
KR870003652A (ko) | 1987-04-18 |
DE3632486C2 (fi) | 1993-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20040919 |