CA1219355A - Brightness control network in a video signal processor with ac coupled output stages - Google Patents

Brightness control network in a video signal processor with ac coupled output stages

Info

Publication number
CA1219355A
CA1219355A CA000454388A CA454388A CA1219355A CA 1219355 A CA1219355 A CA 1219355A CA 000454388 A CA000454388 A CA 000454388A CA 454388 A CA454388 A CA 454388A CA 1219355 A CA1219355 A CA 1219355A
Authority
CA
Canada
Prior art keywords
signal
video
image
brightness
video 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.)
Expired
Application number
CA000454388A
Other languages
English (en)
French (fr)
Inventor
Robert L. Rodgers, Iii
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.)
RCA Corp
Original Assignee
RCA 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24121351&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1219355(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA1219355A publication Critical patent/CA1219355A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Receiver Circuits (AREA)
CA000454388A 1983-05-31 1984-05-15 Brightness control network in a video signal processor with ac coupled output stages Expired CA1219355A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US532,333 1983-05-31
US06/532,333 US4598316A (en) 1983-05-31 1983-05-31 Brightness control network in a video signal processor with AC coupled output stages

Publications (1)

Publication Number Publication Date
CA1219355A true CA1219355A (en) 1987-03-17

Family

ID=24121351

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000454388A Expired CA1219355A (en) 1983-05-31 1984-05-15 Brightness control network in a video signal processor with ac coupled output stages

Country Status (6)

Country Link
US (1) US4598316A (en, 2012)
EP (1) EP0127439B2 (en, 2012)
JP (1) JPS605693A (en, 2012)
KR (1) KR920002545B1 (en, 2012)
CA (1) CA1219355A (en, 2012)
DE (1) DE3479279D1 (en, 2012)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599651A (en) * 1984-11-28 1986-07-08 Rca Corporation Pulse amplifier in a brightness control system
US4599641A (en) * 1984-11-28 1986-07-08 Rca Corporation Brightness control apparatus for a video signal processing system
US4698681A (en) * 1985-09-11 1987-10-06 Zenith Electronics Corporation Dual intensity video circuit
JPS63273127A (ja) * 1987-04-30 1988-11-10 Nec Home Electronics Ltd 印字デ−タ表示装置
JPH03101379A (ja) * 1989-09-13 1991-04-26 Matsushita Electric Ind Co Ltd 輝度回路
KR970000851B1 (ko) * 1992-09-01 1997-01-20 마쯔시다덴기산교 가부시기가이샤 영상신호처리장치
US5546048A (en) * 1992-09-04 1996-08-13 Hitachi, Ltd. Amplifier and display apparatus employing the same
US5767921A (en) * 1996-05-06 1998-06-16 Winbond Electronics Corp. Method and apparatus for gradually adjusting color components of digital video data
US5969762A (en) * 1997-02-26 1999-10-19 Thomson Consumer Electronics, Inc. Video signal driver including a cascode transistor
JP2002176371A (ja) * 2000-12-07 2002-06-21 Alps Electric Co Ltd Ｕｈｆテレビジョンチューナの高周波増幅回路
KR100449744B1 (ko) * 2002-10-21 2004-09-22 삼성전자주식회사 영상 처리 장치에서의 화면 밝기 제어 방법 및 장치
US7423697B1 (en) * 2004-12-16 2008-09-09 Cirrus Logic, Inc. Method and apparatus for AC coupling a signal while restoring DC levels
WO2009069814A1 (ja) * 2007-11-30 2009-06-04 Nec Corporation 光受信回路および信号処理方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL285640A (en, 2012) * 1961-11-20
US3499104A (en) * 1966-06-13 1970-03-03 Rca Corp Video output stage employing stacked high voltage and low voltage transistors
DE2030500B2 (de) * 1970-06-20 1975-05-15 Graetz Kg, 5990 Altena Schaltungsanordnung zur Helligkeitseinstellung bei Farbfernsehempfängern
JPS49131539A (en, 2012) * 1973-04-19 1974-12-17
JPS5544470Y2 (en, 2012) * 1974-08-16 1980-10-18
US4091419A (en) * 1976-06-22 1978-05-23 Rhee Dennis W Combination contrast/brightness control for a television receiver
US4135200A (en) * 1977-05-12 1979-01-16 Rca Corporation Brightness control circuit with predictable brightness control range
JPS5512791A (en) * 1978-07-14 1980-01-29 Nec Corp Semiconductor device
JPS6050112B2 (ja) * 1978-11-15 1985-11-06 株式会社日立製作所 色信号出力回路
US4204221A (en) * 1979-01-31 1980-05-20 Rca Corporation Predictably biased kinescope driver arrangement in a video signal processing system
JPS5628569A (en) † 1979-08-17 1981-03-20 Sony Corp Video signal processing circuit
DE3048486A1 (de) * 1980-12-22 1982-07-22 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur ansteuerung von farbfernsehbildroehren
JPS586689A (ja) * 1981-07-06 1983-01-14 Hitachi Ltd カラ−テレビ受像機

Also Published As

Publication number Publication date
DE3479279D1 (en) 1989-09-07
JPH0356514B2 (en, 2012) 1991-08-28
KR920002545B1 (ko) 1992-03-27
EP0127439B2 (en) 1993-03-10
KR840009190A (ko) 1984-12-24
EP0127439A1 (en) 1984-12-05
EP0127439B1 (en) 1989-08-02
US4598316A (en) 1986-07-01
JPS605693A (ja) 1985-01-12

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Legal Events

Date Code Title Description
MKEX Expiry