FR2474265A1 - Circuit de reglage automatique de luminosite pour un tube cathodique - Google Patents

Circuit de reglage automatique de luminosite pour un tube cathodique Download PDF

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Publication number
FR2474265A1
FR2474265A1 FR8101161A FR8101161A FR2474265A1 FR 2474265 A1 FR2474265 A1 FR 2474265A1 FR 8101161 A FR8101161 A FR 8101161A FR 8101161 A FR8101161 A FR 8101161A FR 2474265 A1 FR2474265 A1 FR 2474265A1
Authority
FR
France
Prior art keywords
circuit
rgb
reference signal
level
signal
Prior art date
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.)
Granted
Application number
FR8101161A
Other languages
English (en)
French (fr)
Other versions
FR2474265B1 (US07122547-20061017-C00032.png
Inventor
Takashi Okada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of FR2474265A1 publication Critical patent/FR2474265A1/fr
Application granted granted Critical
Publication of FR2474265B1 publication Critical patent/FR2474265B1/fr
Granted legal-status Critical Current

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)
FR8101161A 1980-01-23 1981-01-22 Circuit de reglage automatique de luminosite pour un tube cathodique Granted FR2474265A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP666780A JPS56104585A (en) 1980-01-23 1980-01-23 Automatic luminance adjusting device of picture tube

Publications (2)

Publication Number Publication Date
FR2474265A1 true FR2474265A1 (fr) 1981-07-24
FR2474265B1 FR2474265B1 (US07122547-20061017-C00032.png) 1983-07-18

Family

ID=11644718

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8101161A Granted FR2474265A1 (fr) 1980-01-23 1981-01-22 Circuit de reglage automatique de luminosite pour un tube cathodique

Country Status (8)

Country Link
US (1) US4356508A (US07122547-20061017-C00032.png)
JP (1) JPS56104585A (US07122547-20061017-C00032.png)
AU (1) AU541001B2 (US07122547-20061017-C00032.png)
CA (1) CA1156374A (US07122547-20061017-C00032.png)
DE (1) DE3102157C3 (US07122547-20061017-C00032.png)
FR (1) FR2474265A1 (US07122547-20061017-C00032.png)
GB (1) GB2070398B (US07122547-20061017-C00032.png)
NL (1) NL192763C (US07122547-20061017-C00032.png)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5036387A (en) * 1983-07-11 1991-07-30 Kabushiki Kaisha Toshiba Color television receiver
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
US4554578A (en) * 1984-03-02 1985-11-19 Rca Corporation Error compensated control system in a video signal processor
US4599642A (en) * 1984-03-02 1986-07-08 Rca Corporation Video signal processor with bias error compensation
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
EP0421428B1 (en) * 1989-10-03 1995-08-23 Sharp Kabushiki Kaisha Sampled video signal generating device for improving deviation based on difference of circuit characteristics among channels
JP2598327B2 (ja) * 1989-10-03 1997-04-09 シャープ株式会社 映像信号処理装置
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2158543A1 (US07122547-20061017-C00032.png) * 1971-11-01 1973-06-15 Tektronix Inc

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670100A (en) * 1971-03-29 1972-06-13 Telemation Automatic reference level set for television cameras
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 (en) * 1976-08-20 1981-09-01 George H. Kam Apparatus for adjusting operating conditions of a cathode ray tube
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2158543A1 (US07122547-20061017-C00032.png) * 1971-11-01 1973-06-15 Tektronix Inc

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/78 *

Also Published As

Publication number Publication date
GB2070398A (en) 1981-09-03
NL8100285A (nl) 1981-08-17
AU541001B2 (en) 1984-12-13
DE3102157C3 (de) 1994-09-15
DE3102157C2 (US07122547-20061017-C00032.png) 1994-09-15
JPS56104585A (en) 1981-08-20
JPS6317271B2 (US07122547-20061017-C00032.png) 1988-04-13
AU6635781A (en) 1981-07-30
CA1156374A (en) 1983-11-01
FR2474265B1 (US07122547-20061017-C00032.png) 1983-07-18
NL192763C (nl) 1998-01-06
GB2070398B (en) 1983-12-21
NL192763B (nl) 1997-09-01
DE3102157A1 (de) 1981-12-10
US4356508A (en) 1982-10-26

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