NL192763C - Automatische helderheidsinstelschakeling voor een televisieweergeefinrichting. - Google Patents
Automatische helderheidsinstelschakeling voor een televisieweergeefinrichting. Download PDFInfo
- Publication number
- NL192763C NL192763C NL8100285A NL8100285A NL192763C NL 192763 C NL192763 C NL 192763C NL 8100285 A NL8100285 A NL 8100285A NL 8100285 A NL8100285 A NL 8100285A NL 192763 C NL192763 C NL 192763C
- Authority
- NL
- Netherlands
- Prior art keywords
- signal
- circuit
- current
- level
- coupled
- 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
- H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
-
- 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
- H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals
-
- 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
- H04N9/73—Colour balance circuits, e.g. white balance circuits or colour temperature control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Processing Of Color Television Signals (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP666780A JPS56104585A (en) | 1980-01-23 | 1980-01-23 | Automatic luminance adjusting device of picture tube |
JP666780 | 1980-01-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8100285A NL8100285A (nl) | 1981-08-17 |
NL192763B NL192763B (nl) | 1997-09-01 |
NL192763C true NL192763C (nl) | 1998-01-06 |
Family
ID=11644718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8100285A NL192763C (nl) | 1980-01-23 | 1981-01-21 | Automatische helderheidsinstelschakeling voor een televisieweergeefinrichting. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4356508A (fr) |
JP (1) | JPS56104585A (fr) |
AU (1) | AU541001B2 (fr) |
CA (1) | CA1156374A (fr) |
DE (1) | DE3102157C3 (fr) |
FR (1) | FR2474265A1 (fr) |
GB (1) | GB2070398B (fr) |
NL (1) | NL192763C (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5036387A (en) * | 1983-07-11 | 1991-07-30 | Kabushiki Kaisha Toshiba | Color television receiver |
JPS6018086A (ja) * | 1983-07-11 | 1985-01-30 | Toshiba Corp | カラ−テレビジヨン受像機 |
JPS6018087A (ja) * | 1983-07-11 | 1985-01-30 | Toshiba Corp | カラ−テレビジヨン受像機 |
JPS6043989A (ja) * | 1983-08-20 | 1985-03-08 | Matsushita Electric Ind Co Ltd | 自動ホワイトバランス調整装置 |
US4599642A (en) * | 1984-03-02 | 1986-07-08 | Rca Corporation | Video signal processor with bias error compensation |
US4554578A (en) * | 1984-03-02 | 1985-11-19 | Rca Corporation | Error compensated control system in a video signal processor |
US4694330A (en) * | 1984-08-21 | 1987-09-15 | Sony Corporation | Color correction circuit |
US4631576A (en) * | 1984-11-13 | 1986-12-23 | Hazeltine Corporation | Nonuniformity correction system for color CRT display |
JPH0695765B2 (ja) * | 1985-02-14 | 1994-11-24 | ソニー株式会社 | 自動ホワイトバランス調整回路付カラー表示装置 |
GB8521019D0 (en) * | 1985-08-22 | 1986-10-01 | Rank Pullin Controls Ltd | Imaging apparatus |
JPS62268291A (ja) * | 1986-05-16 | 1987-11-20 | Sony Corp | 色温度自動調整回路 |
US4947253A (en) * | 1989-04-18 | 1990-08-07 | Rca Licensing Corporation | Brightness modulator for closed loop compensation of black level |
US5134490A (en) * | 1989-04-18 | 1992-07-28 | Thomson Consumer Electronics, Inc. | Beam current limiter with brightness control threshold extension |
JP2598327B2 (ja) * | 1989-10-03 | 1997-04-09 | シャープ株式会社 | 映像信号処理装置 |
EP0421428B1 (fr) * | 1989-10-03 | 1995-08-23 | Sharp Kabushiki Kaisha | Dispositif de génération d'un signal vidéo échantillonné pour l'amélioration de la déviation basée sur la différence des caractéristiques de circuit entre les canaux |
JP3033587B2 (ja) * | 1989-11-10 | 2000-04-17 | ソニー株式会社 | 自動画質調整装置 |
GB9124071D0 (en) * | 1991-11-13 | 1992-01-02 | Thomson Consumer Electronics | Crt bias compensation |
JPH0574999U (ja) * | 1992-03-19 | 1993-10-12 | 関東自動車工業株式会社 | コンソールボックスドアのヒンジ装置 |
CN102446500B (zh) * | 2010-10-04 | 2014-03-05 | 宏碁股份有限公司 | 图像显示方法以及图像显示系统 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3670100A (en) * | 1971-03-29 | 1972-06-13 | Telemation | Automatic reference level set for television cameras |
US3760099A (en) * | 1971-11-01 | 1973-09-18 | Tektronix Inc | Video amplifier for a color television apparatus |
US3800079A (en) * | 1972-12-18 | 1974-03-26 | Ibm | Compensation for a scanning system |
US4012775A (en) * | 1975-04-28 | 1977-03-15 | Thomson Csf Laboratories, Inc. | System for stabilizing cathode ray tube operation |
US3970777A (en) * | 1975-06-09 | 1976-07-20 | Minnesota Mining And Manufacturing Company | Apparatus for adjusting video pedestal and peak white level |
CA1108285A (fr) * | 1976-08-20 | 1981-09-01 | George H. Kam | Appareil de reglage des conditions de fonctionnement d'un tube a rayons cathodiques |
US4126814A (en) * | 1976-12-09 | 1978-11-21 | Rca Corporation | Electron gun control system |
JPS6050112B2 (ja) * | 1978-11-15 | 1985-11-06 | 株式会社日立製作所 | 色信号出力回路 |
US4203131A (en) * | 1979-01-31 | 1980-05-13 | Rca Corporation | Predictable automatic brightness control circuit in a video signal image reproducing system |
-
1980
- 1980-01-23 JP JP666780A patent/JPS56104585A/ja active Granted
-
1981
- 1981-01-16 CA CA000368694A patent/CA1156374A/fr not_active Expired
- 1981-01-20 AU AU66357/81A patent/AU541001B2/en not_active Expired
- 1981-01-21 NL NL8100285A patent/NL192763C/nl not_active IP Right Cessation
- 1981-01-21 GB GB8101810A patent/GB2070398B/en not_active Expired
- 1981-01-22 FR FR8101161A patent/FR2474265A1/fr active Granted
- 1981-01-23 DE DE3102157A patent/DE3102157C3/de not_active Expired - Lifetime
- 1981-01-27 US US06/228,977 patent/US4356508A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4356508A (en) | 1982-10-26 |
DE3102157A1 (de) | 1981-12-10 |
NL192763B (nl) | 1997-09-01 |
GB2070398B (en) | 1983-12-21 |
JPS56104585A (en) | 1981-08-20 |
JPS6317271B2 (fr) | 1988-04-13 |
DE3102157C3 (de) | 1994-09-15 |
FR2474265B1 (fr) | 1983-07-18 |
GB2070398A (en) | 1981-09-03 |
AU6635781A (en) | 1981-07-30 |
FR2474265A1 (fr) | 1981-07-24 |
CA1156374A (fr) | 1983-11-01 |
NL8100285A (nl) | 1981-08-17 |
DE3102157C2 (fr) | 1994-09-15 |
AU541001B2 (en) | 1984-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 20010121 |