FR2198333B1 - - Google Patents
Info
- Publication number
- FR2198333B1 FR2198333B1 FR7331118A FR7331118A FR2198333B1 FR 2198333 B1 FR2198333 B1 FR 2198333B1 FR 7331118 A FR7331118 A FR 7331118A FR 7331118 A FR7331118 A FR 7331118A FR 2198333 B1 FR2198333 B1 FR 2198333B1
- Authority
- FR
- France
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8594772A JPS5537146B2 (US06521211-20030218-C00004.png) | 1972-08-28 | 1972-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2198333A1 FR2198333A1 (US06521211-20030218-C00004.png) | 1974-03-29 |
| FR2198333B1 true FR2198333B1 (US06521211-20030218-C00004.png) | 1978-02-17 |
Family
ID=13872945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7331118A Expired FR2198333B1 (US06521211-20030218-C00004.png) | 1972-08-28 | 1973-08-28 |
Country Status (10)
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129016A (ja) * | 1974-09-05 | 1976-03-11 | Sharp Kk | Terebijonjuzokiniokeru jidokodoseigenkairo |
| US4012775A (en) * | 1975-04-28 | 1977-03-15 | Thomson Csf Laboratories, Inc. | System for stabilizing cathode ray tube operation |
| US4070691A (en) * | 1975-04-28 | 1978-01-24 | Thomson-Csf Laboratories, Inc. | Stabilizing system for cathode ray tube |
| US3971067A (en) * | 1975-05-23 | 1976-07-20 | Rca Corporation | Automatic beam current limiter |
| US4091419A (en) * | 1976-06-22 | 1978-05-23 | Rhee Dennis W | Combination contrast/brightness control for a television receiver |
| JPS5553978A (en) * | 1978-10-17 | 1980-04-19 | Sony Corp | Automatic luminance adjusting device for television picture receiver |
| US4209808A (en) * | 1979-03-26 | 1980-06-24 | Rca Corporation | Stabilized automatic brightness control network in a video signal processing system including an automatic kinescope beam current limiter |
| JPS56107674A (en) * | 1980-01-31 | 1981-08-26 | Sony Corp | Gradation correcting device of video signal |
| JPS575859A (en) * | 1980-06-13 | 1982-01-12 | Shinzo Sato | High temperature electrolytic nitriding method |
| US4376288A (en) * | 1981-08-27 | 1983-03-08 | Rca Corporation | Signal gain control with DC compensation |
| US4516152A (en) * | 1983-05-23 | 1985-05-07 | Rca Corporation | Video signal processor with automatic kinescope white balance and beam current limiter control systems |
| JPS60169557A (ja) * | 1984-02-10 | 1985-09-03 | Sato Shinji | 超厚層窒化を施行した，鉄鋼製品並に材料 |
| JPH0628419B2 (ja) * | 1984-06-21 | 1994-04-13 | ソニー株式会社 | 画像調整装置 |
| GB8521019D0 (en) * | 1985-08-22 | 1986-10-01 | Rank Pullin Controls Ltd | Imaging apparatus |
| JPS6318782A (ja) * | 1986-07-10 | 1988-01-26 | Sony Corp | 感光録画装置におけるコントラスト補償回路 |
| US4901156A (en) * | 1986-12-26 | 1990-02-13 | Goldstart Co., Ltd. | Automatic brightness limiting circuit |
| US4855864A (en) * | 1988-07-22 | 1989-08-08 | Zenith Electronics Corporation | High voltage shutdown circuit with brightness tracking |
| US5134490A (en) * | 1989-04-18 | 1992-07-28 | Thomson Consumer Electronics, Inc. | Beam current limiter with brightness control threshold extension |
| US4947253A (en) * | 1989-04-18 | 1990-08-07 | Rca Licensing Corporation | Brightness modulator for closed loop compensation of black level |
| US5021885A (en) * | 1989-07-07 | 1991-06-04 | Samsung Electronics Co., Ltd. | Automatic brightness limiter |
| FR2651080A1 (fr) * | 1989-08-18 | 1991-02-22 | Hewlett Packard France Sa | Dispositif de commande de gain pour moniteur video |
| JP2971552B2 (ja) * | 1990-10-15 | 1999-11-08 | 日本電気ホームエレクトロニクス株式会社 | ディスプレイ装置 |
| JPH04326056A (ja) * | 1991-04-25 | 1992-11-16 | Olympus Optical Co Ltd | 超音波顕微鏡 |
| US5200829A (en) * | 1991-12-16 | 1993-04-06 | Thomson Consumer Electronics, Inc. | Contrast beam current limiting arrangement with secondary brightness beam current limiting provisions |
| KR970000851B1 (ko) * | 1992-09-01 | 1997-01-20 | 마쯔시다덴기산교 가부시기가이샤 | 영상신호처리장치 |
| JPH0827535A (ja) * | 1994-07-18 | 1996-01-30 | Shinzo Sato | 窒素含有超耐熱軽金属材料および窒素含有超強剛軽金属 材料並びにそれらの製造方法 |
| KR970005942B1 (ko) * | 1994-09-16 | 1997-04-22 | 엘지전자 주식회사 | 모니터의 휘도 자동보정장치 |
| US6411306B1 (en) * | 1997-11-14 | 2002-06-25 | Eastman Kodak Company | Automatic luminance and contrast adustment for display device |
| JP2001326877A (ja) * | 2000-05-18 | 2001-11-22 | Mitsubishi Electric Corp | ビデオプロジェクタのビーム電流制限回路 |
| TW548964B (en) * | 2001-01-24 | 2003-08-21 | Koninkl Philips Electronics Nv | Window brightness enhancement for LCD display |
| US7277135B1 (en) * | 2004-07-23 | 2007-10-02 | National Semiconductor Corporation | Video display signal brightness control circuit |
| TW201445975A (zh) * | 2013-05-27 | 2014-12-01 | Compal Electronics Inc | 視訊處理裝置及方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3009989A (en) * | 1959-04-01 | 1961-11-21 | Rca Corp | Television brightness and control circuit |
| US3535444A (en) * | 1968-05-13 | 1970-10-20 | Rca Corp | Noise immune video circuits |
| GB1240732A (en) * | 1968-06-20 | 1971-07-28 | Pye Ltd | Improvements in or relating to television receivers |
| US3622696A (en) * | 1969-04-01 | 1971-11-23 | Motorola Inc | Automatic contrast control for a television receiver |
| US3735029A (en) * | 1971-04-09 | 1973-05-22 | D Sunstein | Method and apparatus for maintaining the beam current of an image-display device within controlled limits |
| GB1400427A (en) * | 1971-11-08 | 1975-07-16 | Rca Corp | Video signal processing apparatus |
-
1972
- 1972-08-28 JP JP8594772A patent/JPS5537146B2/ja not_active Expired
-
1973
- 1973-08-24 GB GB4023373A patent/GB1434205A/en not_active Expired
- 1973-08-27 CA CA179,658A patent/CA1023843A/en not_active Expired
- 1973-08-28 IT IT28288/73A patent/IT993079B/it active
- 1973-08-28 ES ES418284A patent/ES418284A1/es not_active Expired
- 1973-08-28 FR FR7331118A patent/FR2198333B1/fr not_active Expired
- 1973-08-28 BR BR6628/73A patent/BR7306628D0/pt unknown
- 1973-08-28 DE DE2343338A patent/DE2343338C3/de not_active Expired
- 1973-08-28 US US392201A patent/US3873767A/en not_active Expired - Lifetime
- 1973-08-28 NL NL7311853A patent/NL7311853A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| BR7306628D0 (pt) | 1974-07-11 |
| JPS5537146B2 (US06521211-20030218-C00004.png) | 1980-09-26 |
| JPS4941023A (US06521211-20030218-C00004.png) | 1974-04-17 |
| CA1023843A (en) | 1978-01-03 |
| AU5970273A (en) | 1975-03-06 |
| FR2198333A1 (US06521211-20030218-C00004.png) | 1974-03-29 |
| US3873767A (en) | 1975-03-25 |
| IT993079B (it) | 1975-09-30 |
| DE2343338B2 (de) | 1977-12-22 |
| DE2343338A1 (de) | 1974-03-21 |
| GB1434205A (en) | 1976-05-05 |
| DE2343338C3 (de) | 1978-08-24 |
| ES418284A1 (es) | 1976-03-16 |
| NL7311853A (US06521211-20030218-C00004.png) | 1974-03-04 |
