DE69900432T2 - Beleuchtungssteuerung einer Hinterbeleuchtung - Google Patents

Beleuchtungssteuerung einer Hinterbeleuchtung

Info

Publication number
DE69900432T2
DE69900432T2 DE69900432T DE69900432T DE69900432T2 DE 69900432 T2 DE69900432 T2 DE 69900432T2 DE 69900432 T DE69900432 T DE 69900432T DE 69900432 T DE69900432 T DE 69900432T DE 69900432 T2 DE69900432 T2 DE 69900432T2
Authority
DE
Germany
Prior art keywords
backlight
lighting control
lighting
control
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 - Fee Related
Application number
DE69900432T
Other languages
English (en)
Other versions
DE69900432D1 (de
Inventor
Richard M Meldrum
Bruce A Pitman
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.)
Honeywell Inc
Original Assignee
Honeywell 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 Honeywell Inc filed Critical Honeywell Inc
Publication of DE69900432D1 publication Critical patent/DE69900432D1/de
Application granted granted Critical
Publication of DE69900432T2 publication Critical patent/DE69900432T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
DE69900432T 1998-12-31 1999-12-24 Beleuchtungssteuerung einer Hinterbeleuchtung Expired - Fee Related DE69900432T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/224,593 US6252355B1 (en) 1998-12-31 1998-12-31 Methods and apparatus for controlling the intensity and/or efficiency of a fluorescent lamp

Publications (2)

Publication Number Publication Date
DE69900432D1 DE69900432D1 (de) 2001-12-13
DE69900432T2 true DE69900432T2 (de) 2002-08-22

Family

ID=22841335

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900432T Expired - Fee Related DE69900432T2 (de) 1998-12-31 1999-12-24 Beleuchtungssteuerung einer Hinterbeleuchtung

Country Status (3)

Country Link
US (1) US6252355B1 (de)
EP (1) EP1017257B1 (de)
DE (1) DE69900432T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6433769B1 (en) * 2000-01-04 2002-08-13 International Business Machines Corporation Compensation circuit for display contrast voltage control
KR100548434B1 (ko) * 2000-10-10 2006-02-02 엘지전자 주식회사 휴대형 컴퓨터의 절전 방법
US6762741B2 (en) * 2000-12-22 2004-07-13 Visteon Global Technologies, Inc. Automatic brightness control system and method for a display device using a logarithmic sensor
DE10129755A1 (de) * 2001-06-20 2003-01-02 Wilken Wilhelm Betriebsgerät für Leuchtstoffröhren mit eingebauter Kühlstelle
KR100723742B1 (ko) * 2002-01-14 2007-05-30 엘지전자 주식회사 시스템내 발열을 이용한 엘시디 밝기 제어 장치 및 그 방법
US6841947B2 (en) 2002-05-14 2005-01-11 Garmin At, Inc. Systems and methods for controlling brightness of an avionics display
EP1574115B1 (de) * 2002-12-11 2008-06-11 Philips Intellectual Property & Standards GmbH Beleuchtungseinheit
US20080100226A1 (en) * 2003-06-27 2008-05-01 Charles Trushell Control Method and Apparatus for Improving the Efficacy of Fluorescent Lamps
US7187139B2 (en) 2003-09-09 2007-03-06 Microsemi Corporation Split phase inverters for CCFL backlight system
US7183727B2 (en) * 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
US7288895B2 (en) * 2003-11-17 2007-10-30 Intel Corporation System to improve display efficiency based on recycling local heat source
US7468722B2 (en) 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
US7112929B2 (en) 2004-04-01 2006-09-26 Microsemi Corporation Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
KR101133752B1 (ko) * 2004-06-04 2012-04-09 삼성전자주식회사 표시 장치용 광원의 구동 장치 및 표시 장치
US7755595B2 (en) * 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
US20080024674A1 (en) * 2006-02-06 2008-01-31 Toshiba America Consumer Products, Llc. Brightness control system and method
US7569998B2 (en) 2006-07-06 2009-08-04 Microsemi Corporation Striking and open lamp regulation for CCFL controller
JP5079360B2 (ja) * 2007-03-15 2012-11-21 ローム株式会社 発光ダイオード駆動装置
US20080258629A1 (en) * 2007-04-20 2008-10-23 Rensselaer Polytechnic Institute Apparatus and method for extracting power from and controlling temperature of a fluorescent lamp
US8093839B2 (en) 2008-11-20 2012-01-10 Microsemi Corporation Method and apparatus for driving CCFL at low burst duty cycle rates
US8585213B2 (en) * 2009-05-28 2013-11-19 Transpacific Image, Llc Projection-type display and control thereof

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961564A (en) 1958-10-02 1960-11-22 Gen Electric Pulsating electric discharge
US3919592A (en) * 1973-11-19 1975-11-11 Lutron Electronics Co High intensity discharge mercury vapor lamp dimming system
US4005332A (en) 1975-07-14 1977-01-25 Xerox Corporation Efficient DC operated fluorescent lamps
US4070570A (en) 1976-06-29 1978-01-24 General Energy Development Corporation Lighting apparatus
JPS5816538A (ja) 1981-07-23 1983-01-31 Nec Corp 半導体装置
US4463284A (en) * 1981-07-28 1984-07-31 Konishiroku Photo Industry Co., Ltd. Method and apparatus for controlling luminous intensity of fluorescent lamp of reproducing apparatus
US4518895A (en) 1983-03-25 1985-05-21 Xerox Corporation Mechanism and method for controlling the temperature and output of a fluorescent lamp
US4533854A (en) 1983-03-25 1985-08-06 Xerox Corporation Mechanism and method for controlling the temperature and output of a fluorescent lamp
US4529912A (en) 1983-03-25 1985-07-16 Xerox Corporation Mechanism and method for controlling the temperature and light output of a fluorescent lamp
US4533853A (en) 1983-03-25 1985-08-06 Xerox Corporation Mechanism and method for controlling the temperature and output of a fluorescent lamp
DE3432675A1 (de) 1984-09-05 1986-03-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Kompakte niederdruckentladungslampe
US5274305A (en) 1991-12-04 1993-12-28 Gte Products Corporation Low pressure mercury discharge lamp with thermostatic control of mercury vapor pressure
US5581157A (en) 1992-05-20 1996-12-03 Diablo Research Corporation Discharge lamps and methods for making discharge lamps
US5272327A (en) * 1992-05-26 1993-12-21 Compaq Computer Corporation Constant brightness liquid crystal display backlight control system
US5416385A (en) * 1993-09-02 1995-05-16 Rockwell International Corp. Means for compact spatial optical integration
US5428265A (en) * 1994-02-28 1995-06-27 Honeywell, Inc. Processor controlled fluorescent lamp dimmer for aircraft liquid crystal display instruments
US5659227A (en) * 1994-07-07 1997-08-19 Canon Kabushiki Kaisha Fluorescent lamp controller and original-document exposing apparatus a having the fluorescent lamp contoller
US5646702A (en) 1994-10-31 1997-07-08 Honeywell Inc. Field emitter liquid crystal display
WO1997003541A1 (en) * 1995-07-10 1997-01-30 Flat Panel Display Co. (Fdp) B.V. Circuit arrangement
US5612593A (en) * 1995-08-30 1997-03-18 Rockwell International Fluorescent tube thermal management system utilizing thermal electric cooler units
US5773926A (en) 1995-11-16 1998-06-30 Matsushita Electric Works Research And Development Laboratory Inc Electrodeless fluorescent lamp with cold spot control
US5990627A (en) * 1996-10-10 1999-11-23 Osram Sylvania, Inc. Hot relight system for electrodeless high intensity discharge lamps
JPH10148808A (ja) * 1996-11-18 1998-06-02 Seiko Epson Corp バックライト装置及びそれを用いた液晶表示装置
US5754013A (en) * 1996-12-30 1998-05-19 Honeywell Inc. Apparatus for providing a nonlinear output in response to a linear input by using linear approximation and for use in a lighting control system
US5909085A (en) * 1997-03-17 1999-06-01 Korry Electronics Co. Hybrid luminosity control system for a fluorescent lamp
US5808418A (en) 1997-11-07 1998-09-15 Honeywell Inc. Control mechanism for regulating the temperature and output of a fluorescent lamp

Also Published As

Publication number Publication date
DE69900432D1 (de) 2001-12-13
US6252355B1 (en) 2001-06-26
EP1017257A1 (de) 2000-07-05
EP1017257B1 (de) 2001-11-07

Similar Documents

Publication Publication Date Title
DE69900432D1 (de) Beleuchtungssteuerung einer Hinterbeleuchtung
DE69804208T2 (de) Helligkeitssteigerer
KR960003475U (ko) 라이팅 리모트콘트롤
DE59803779D1 (de) Einrichtung zur beeinflussung einer beleuchtungseinrichtung
DE10016743B8 (de) Steuervorrichtung zur Verbesserung der Anlaufzeitcharakteristik einer Lichtquelle
ID28978A (id) Ampelas dengan pematangan cahaya asilfosfina oksida
DE69808366D1 (de) Dimmer
DE69835328D1 (de) Schaltung zur Steuerung einer Leuchtstofflampe
DE69942381D1 (de) Steuerungsverfahren der Schaltvorrichtung einer Lampe
DE29812048U1 (de) Endoskop mit einer Leuchteinrichtung
DE19680790T1 (de) Steuerung des Aufleuchtens einer Fahrzeuglampe
DE29706523U1 (de) Beleuchtungs-Steuereinrichtung
DE60022819D1 (de) Zusammenbau einer Leuchtindikator
DE69811975D1 (de) Aufbau einer Lampenvorrichtung
DE29706521U1 (de) Beleuchtungs-Steuereinrichtung
DE29501462U1 (de) Leuchtelement
DE69700066T2 (de) Regelvorrichtung einer Niederdruckleuchtstofflampe
DE29815368U1 (de) Niedervolt-Deckeneinbauleuchte
KR960023796U (ko) 천정 매입형 조명등
DE29722905U1 (de) Lampen-Steuerschaltung
DE29700806U1 (de) Beleuchtung einer Wasserwaage
DE29822640U1 (de) Schuhwerk mit einer Leuchteinrichtung
DE29718774U1 (de) Bausatz zur Erstellung einer Randleistenanordnung
DE29806890U1 (de) Vorrichtung zur Steuerung einer Mehrzahl von Beleuchtungselementen
KR970024533U (ko) 조명장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee