BR9702871A - Aparelho de controle de brilho - Google Patents

Aparelho de controle de brilho

Info

Publication number
BR9702871A
BR9702871A BR9702871A BR9702871A BR9702871A BR 9702871 A BR9702871 A BR 9702871A BR 9702871 A BR9702871 A BR 9702871A BR 9702871 A BR9702871 A BR 9702871A BR 9702871 A BR9702871 A BR 9702871A
Authority
BR
Brazil
Prior art keywords
control device
brightness control
brightness
control
Prior art date
Application number
BR9702871A
Other languages
English (en)
Inventor
Kwang Ho Park
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of BR9702871A publication Critical patent/BR9702871A/pt

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)
  • Transforming Electric Information Into Light Information (AREA)
  • Details Of Television Scanning (AREA)
BR9702871A 1996-09-13 1997-09-15 Aparelho de controle de brilho BR9702871A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960039687A KR19980020968A (ko) 1996-09-13 1996-09-13 영상표시기기의 휘도조정장치

Publications (1)

Publication Number Publication Date
BR9702871A true BR9702871A (pt) 1999-01-19

Family

ID=19473615

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9702871A BR9702871A (pt) 1996-09-13 1997-09-15 Aparelho de controle de brilho

Country Status (5)

Country Link
US (1) US6072540A (pt)
KR (1) KR19980020968A (pt)
BR (1) BR9702871A (pt)
GB (1) GB2317313B (pt)
ID (1) ID18630A (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100258982B1 (ko) * 1997-12-02 2000-06-15 윤종용 모니터의 화면 휘도 조정부
JPH11191894A (ja) * 1997-12-25 1999-07-13 Toshiba Corp 自動輝度補正装置
KR100364778B1 (ko) * 2000-03-08 2002-12-16 엘지전자 주식회사 화면 표시 장치
GB201901059D0 (en) * 2019-01-25 2019-03-13 Fathom Systems Ltd Underwater camera unit and surface controller

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3757041A (en) * 1971-05-28 1973-09-04 Rca Corp Television special effects control pulsegenerating apparatus
JPS55121778A (en) * 1979-03-13 1980-09-19 Victor Co Of Japan Ltd Automatic controller for sensitivity of television camera
US4301472A (en) * 1980-04-17 1981-11-17 Damox Laboratories, Inc. Video display system with shading circuit for selectively varying intensity of video display
IT8268122A0 (it) * 1982-09-22 1982-09-22 Bpt Spa Apparato per la registrazione su lastre fotografiche di immagini presentate su visualizzatori video
US4901156A (en) * 1986-12-26 1990-02-13 Goldstart Co., Ltd. Automatic brightness limiting circuit
DE3721326A1 (de) * 1987-06-27 1989-01-12 Triumph Adler Ag Ansteuerverfahren fuer eine bildroehre mit unterschiedlich dicker frontscheibe und schaltungsanordnung zur durchfuehrung des verfahrens
US4916365A (en) * 1987-08-31 1990-04-10 Anritsu Corporation Color CRT displaying correction circuit
US4884140A (en) * 1987-11-18 1989-11-28 Goldstar Co., Ltd. Vignetting compensating circuit for a video camera
JPH0258980A (ja) * 1988-08-24 1990-02-28 Mitsubishi Electric Corp 映像表示装置の輝度変調回路
JP2986642B2 (ja) * 1992-05-07 1999-12-06 三菱電機株式会社 ディスプレイモニタ
KR0133447B1 (ko) * 1993-09-07 1998-04-22 구자홍 티브이의 화면크기 변환회로 및 그 방법

Also Published As

Publication number Publication date
GB9719540D0 (en) 1997-11-19
US6072540A (en) 2000-06-06
KR19980020968A (ko) 1998-06-25
GB2317313B (en) 1998-12-30
ID18630A (id) 1998-04-30
MX9706940A (es) 1998-08-30
GB2317313A (en) 1998-03-18

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFERIDO COM BASE NO ART. 8O COMBINADO COM O ART. 13 DA LPI

B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.