TR25041A - RESIM KONTROLüNE UYARLANMIS PARLAKLIK SEVIYESI KOTROLU. - Google Patents
RESIM KONTROLüNE UYARLANMIS PARLAKLIK SEVIYESI KOTROLU.Info
- Publication number
- TR25041A TR25041A TR90/1026A TR102690A TR25041A TR 25041 A TR25041 A TR 25041A TR 90/1026 A TR90/1026 A TR 90/1026A TR 102690 A TR102690 A TR 102690A TR 25041 A TR25041 A TR 25041A
- Authority
- TR
- Turkey
- Prior art keywords
- kotrol
- brightness level
- picture control
- level
- contrast
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
-
- 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
- H04N5/59—Control of contrast or brightness in dependence upon beam current of cathode ray tube
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transplanting Machines (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/438,930 US4982287A (en) | 1989-11-01 | 1989-11-01 | Control of brightness level adapted to control of contrast |
Publications (1)
Publication Number | Publication Date |
---|---|
TR25041A true TR25041A (tr) | 1992-09-01 |
Family
ID=23742624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TR90/1026A TR25041A (tr) | 1989-11-01 | 1990-10-31 | RESIM KONTROLüNE UYARLANMIS PARLAKLIK SEVIYESI KOTROLU. |
Country Status (15)
Country | Link |
---|---|
US (1) | US4982287A (tr) |
EP (1) | EP0425993B1 (tr) |
JP (1) | JP2899680B2 (tr) |
KR (1) | KR100205492B1 (tr) |
CN (1) | CN1035149C (tr) |
AT (1) | ATE152872T1 (tr) |
CA (1) | CA2026340C (tr) |
DE (1) | DE69030638T2 (tr) |
ES (1) | ES2101684T3 (tr) |
FI (1) | FI98678C (tr) |
MY (1) | MY105993A (tr) |
PT (1) | PT95681B (tr) |
RU (1) | RU2130235C1 (tr) |
SG (1) | SG119128A1 (tr) |
TR (1) | TR25041A (tr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5134490A (en) * | 1989-04-18 | 1992-07-28 | Thomson Consumer Electronics, Inc. | Beam current limiter with brightness control threshold extension |
KR920007607B1 (ko) * | 1989-09-01 | 1992-09-08 | 삼성전자 주식회사 | 디지탈 텔레비젼 수상기에 있어서 콘트라스트 조정회로 |
US5125046A (en) * | 1990-07-26 | 1992-06-23 | Ronald Siwoff | Digitally enhanced imager for the visually impaired |
US5847773A (en) * | 1991-08-30 | 1998-12-08 | Thomson Consumer Electronics, Inc. | Video system including apparatus for deactivating an automatic control arrangement |
JPH0594146A (ja) * | 1991-10-02 | 1993-04-16 | Mitsubishi Electric Corp | 輝度制御回路 |
US5191420A (en) * | 1991-12-16 | 1993-03-02 | Thomson Consumer Electronics, Inc. | Video system with feedback controlled "white stretch" processing and brightness compensation |
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 |
DE69333238D1 (de) * | 1992-11-17 | 2003-11-13 | Koninkl Philips Electronics Nv | Wiedergabeanordnung mit einer Korrekturschaltung und Korrekturschaltung zum Gebrauch in einer solchen Anordnung |
US5446483A (en) * | 1993-04-19 | 1995-08-29 | Advanced Micro Devices, Inc. | Variable speed controller for an electronic display |
JPH06311396A (ja) * | 1993-04-27 | 1994-11-04 | Mitsubishi Electric Corp | 映像回路 |
JP3267061B2 (ja) * | 1994-08-29 | 2002-03-18 | 松下電器産業株式会社 | Abl回路とacl回路と輝度・色差信号処理回路とテレビジョン受像機 |
KR970005942B1 (ko) * | 1994-09-16 | 1997-04-22 | 엘지전자 주식회사 | 모니터의 휘도 자동보정장치 |
KR0179844B1 (ko) * | 1995-10-06 | 1999-05-01 | 문정환 | 티브이의 화면 모서리 부분의 밝기 조정회로 |
KR100382629B1 (ko) * | 2000-10-05 | 2003-05-09 | 오승현 | 표시 장치에 표시되는 색을 보정하기 위한 장치, 방법 및프로그램을 기록한 기록매체 |
KR100497395B1 (ko) * | 2003-06-30 | 2005-06-23 | 삼성전자주식회사 | 화질을 자동으로 설정하는 방법 |
CN100405455C (zh) * | 2004-02-23 | 2008-07-23 | 鸿富锦精密工业(深圳)有限公司 | 亮度及对比度调整装置及方法 |
JP4387220B2 (ja) * | 2004-02-24 | 2009-12-16 | 株式会社日立製作所 | 映像表示方法及びその装置 |
US7605872B2 (en) * | 2005-06-20 | 2009-10-20 | Mediatek Inc. | Video contrast adjusting method and system |
US9681062B2 (en) | 2011-09-26 | 2017-06-13 | Magna Electronics Inc. | Vehicle camera image quality improvement in poor visibility conditions by contrast amplification |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US3804981A (en) * | 1971-11-08 | 1974-04-16 | Rca Corp | Brightness control |
GB1407272A (en) * | 1972-10-17 | 1975-09-24 | Tektronix Inc | Brightness and contrast control circuit |
US4126884A (en) * | 1977-05-05 | 1978-11-21 | Rca Corporation | Kinescope beam current limiter employing automatic sequential control of image contrast and brightness to limit beam current |
US4654717A (en) * | 1985-05-20 | 1987-03-31 | Rca Corporation | Cathode-ray tube arc-over protection for digital data in television display apparatus |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4944120U (tr) * | 1972-07-20 | 1974-04-18 | ||
US3928867A (en) * | 1974-05-10 | 1975-12-23 | Gen Electric | Television receiver with picture level control |
US3961361A (en) * | 1975-05-23 | 1976-06-01 | Rca Corporation | Gain control arrangement useful in a television signal processing system |
US4091419A (en) * | 1976-06-22 | 1978-05-23 | Rhee Dennis W | Combination contrast/brightness control for a television receiver |
US4506292A (en) * | 1982-06-14 | 1985-03-19 | Motorola, Inc. | Video driver circuit and method for automatic gray scale adjustment and elimination of contrast tracking errors |
JPS5986974A (ja) * | 1982-11-11 | 1984-05-19 | Sharp Corp | 自動輝度制限回路 |
JPS6043981A (ja) * | 1983-08-22 | 1985-03-08 | Sony Corp | ビ−ム電流制限回路 |
JPS62281575A (ja) * | 1986-05-29 | 1987-12-07 | Mitsubishi Electric Corp | コントラスト・ブライトネス調整回路 |
JPS6348979A (ja) * | 1986-08-19 | 1988-03-01 | Fuji Photo Film Co Ltd | Crtのコントラスト調整装置 |
-
1989
- 1989-11-01 US US07/438,930 patent/US4982287A/en not_active Expired - Lifetime
-
1990
- 1990-09-27 CA CA002026340A patent/CA2026340C/en not_active Expired - Fee Related
- 1990-10-04 MY MYPI90001728A patent/MY105993A/en unknown
- 1990-10-24 SG SG1996001998A patent/SG119128A1/en unknown
- 1990-10-24 ES ES90120377T patent/ES2101684T3/es not_active Expired - Lifetime
- 1990-10-24 AT AT90120377T patent/ATE152872T1/de not_active IP Right Cessation
- 1990-10-24 DE DE69030638T patent/DE69030638T2/de not_active Expired - Lifetime
- 1990-10-24 EP EP90120377A patent/EP0425993B1/en not_active Expired - Lifetime
- 1990-10-25 FI FI905264A patent/FI98678C/fi not_active IP Right Cessation
- 1990-10-25 PT PT95681A patent/PT95681B/pt not_active IP Right Cessation
- 1990-10-25 JP JP2286054A patent/JP2899680B2/ja not_active Expired - Lifetime
- 1990-10-31 TR TR90/1026A patent/TR25041A/tr unknown
- 1990-10-31 CN CN90108763A patent/CN1035149C/zh not_active Expired - Lifetime
- 1990-10-31 RU SU4831483A patent/RU2130235C1/ru active
- 1990-11-01 KR KR1019900017662A patent/KR100205492B1/ko not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US3804981A (en) * | 1971-11-08 | 1974-04-16 | Rca Corp | Brightness control |
GB1407272A (en) * | 1972-10-17 | 1975-09-24 | Tektronix Inc | Brightness and contrast control circuit |
US4126884A (en) * | 1977-05-05 | 1978-11-21 | Rca Corporation | Kinescope beam current limiter employing automatic sequential control of image contrast and brightness to limit beam current |
US4654717A (en) * | 1985-05-20 | 1987-03-31 | Rca Corporation | Cathode-ray tube arc-over protection for digital data in television display apparatus |
Also Published As
Publication number | Publication date |
---|---|
PT95681B (pt) | 1998-07-31 |
EP0425993A3 (en) | 1992-03-04 |
FI98678C (fi) | 1997-07-25 |
EP0425993A2 (en) | 1991-05-08 |
PT95681A (pt) | 1992-05-29 |
EP0425993B1 (en) | 1997-05-07 |
KR910011062A (ko) | 1991-06-29 |
ATE152872T1 (de) | 1997-05-15 |
RU2130235C1 (ru) | 1999-05-10 |
MY105993A (en) | 1995-02-28 |
CA2026340C (en) | 1994-09-13 |
CA2026340A1 (en) | 1991-05-02 |
DE69030638T2 (de) | 1997-09-04 |
US4982287A (en) | 1991-01-01 |
ES2101684T3 (es) | 1997-07-16 |
FI905264A0 (fi) | 1990-10-25 |
JP2899680B2 (ja) | 1999-06-02 |
SG119128A1 (en) | 2006-02-28 |
CN1051477A (zh) | 1991-05-15 |
KR100205492B1 (ko) | 1999-07-01 |
FI98678B (fi) | 1997-04-15 |
CN1035149C (zh) | 1997-06-11 |
DE69030638D1 (de) | 1997-06-12 |
JPH03169179A (ja) | 1991-07-22 |
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