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DE602007011557D1 - Beleuchtungsvorrichtung und Vorrichtung zur Helligkeitsregelung dafür - Google Patents

Beleuchtungsvorrichtung und Vorrichtung zur Helligkeitsregelung dafür

Info

Publication number
DE602007011557D1
DE602007011557D1 DE602007011557T DE602007011557T DE602007011557D1 DE 602007011557 D1 DE602007011557 D1 DE 602007011557D1 DE 602007011557 T DE602007011557 T DE 602007011557T DE 602007011557 T DE602007011557 T DE 602007011557T DE 602007011557 D1 DE602007011557 D1 DE 602007011557D1
Authority
DE
Germany
Prior art keywords
luminance
switching
light source
led light
detecting circuit
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.)
Active
Application number
DE602007011557T
Other languages
English (en)
Inventor
Rong-Tsung Lin
Yi-Sheng Lin
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.)
Macroblock Inc
Original Assignee
Macroblock 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 Macroblock Inc filed Critical Macroblock Inc
Publication of DE602007011557D1 publication Critical patent/DE602007011557D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
  • Television Receiver Circuits (AREA)
DE602007011557T 2006-11-24 2007-01-12 Beleuchtungsvorrichtung und Vorrichtung zur Helligkeitsregelung dafür Active DE602007011557D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2006101452533A CN100521839C (zh) 2006-11-24 2006-11-24 照明装置及其亮度切换装置

Publications (1)

Publication Number Publication Date
DE602007011557D1 true DE602007011557D1 (de) 2011-02-10

Family

ID=38977033

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007011557T Active DE602007011557D1 (de) 2006-11-24 2007-01-12 Beleuchtungsvorrichtung und Vorrichtung zur Helligkeitsregelung dafür

Country Status (5)

Country Link
EP (2) EP2299778B1 (de)
CN (1) CN100521839C (de)
AT (1) ATE493866T1 (de)
DE (1) DE602007011557D1 (de)
ES (2) ES2389087T3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101620371B (zh) * 2008-07-02 2011-03-30 比亚迪股份有限公司 摄像头测试装置
CN102014539B (zh) * 2009-09-08 2013-08-21 群康科技(深圳)有限公司 背光控制电路
WO2011041817A2 (de) * 2009-10-07 2011-04-14 Tridonic Gmbh & Co. Kg Verfahren zur ansteuerung von leuchtmittelbetriebsgeräten
CN102137532B (zh) * 2010-01-21 2014-08-20 顺鹏科技股份有限公司 一种led驱动控制装置及其控制方法
WO2011143957A1 (zh) * 2010-05-20 2011-11-24 Feng Lin 一种调光驱动方法、装置和调光灯
CN102264175A (zh) * 2010-05-26 2011-11-30 马士科技有限公司 一种可分级调光的发光二极管灯调光装置
KR101124478B1 (ko) * 2010-06-25 2012-03-19 엘에스산전 주식회사 엘이디 조명의 조도 자동 제어장치
WO2012061769A2 (en) 2010-11-04 2012-05-10 Cirrus Logic, Inc. Controlled power dissipation in a switch path in a lighting system
US9497850B2 (en) 2010-11-04 2016-11-15 Koninklijke Philips N.V. Controlled power dissipation in a lighting system
KR101216677B1 (ko) 2011-04-14 2012-12-28 서영석 Ｌｅｄ조명용 ａｃ－ｄｃ컨버터의 제어기
US9520794B2 (en) 2012-07-25 2016-12-13 Philips Lighting Holding B.V Acceleration of output energy provision for a load during start-up of a switching power converter
CN103068123A (zh) * 2012-12-25 2013-04-24 生迪光电科技股份有限公司 一种可调节光照强度的led灯
CN103260310B (zh) * 2013-05-14 2015-04-15 辉芒微电子（深圳）有限公司 一种led调光驱动电路
CN104421777A (zh) * 2013-09-02 2015-03-18 海洋王（东莞）照明科技有限公司 灯具调光装置及照明灯具

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6344641B1 (en) 1999-08-11 2002-02-05 Agilent Technologies, Inc. System and method for on-chip calibration of illumination sources for an integrated circuit display
US6970811B1 (en) * 2000-03-22 2005-11-29 Hewlett-Packard Development Company, L.P. Hardware modeling of LED relative brightness
US6608614B1 (en) * 2000-06-22 2003-08-19 Rockwell Collins, Inc. Led-based LCD backlight with extended color space
FR2854252B1 (fr) * 2003-04-25 2005-08-05 Thales Sa Dispositif d'asservissement de parametres photo colorimetriques pour boite a lumiere a leds colorees
DE102004045515A1 (de) * 2004-09-20 2006-03-30 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Beleuchtungssystem mit mindestens zwei Lichtquellen und Verfahren zum Betreiben eines derartigen Beleuchtungssystems
JP2006303016A (ja) * 2005-04-18 2006-11-02 Rohm Co Ltd 照明装置及びこれを用いた表示装置

Also Published As

Publication number Publication date
EP2299778A1 (de) 2011-03-23
EP1926350A1 (de) 2008-05-28
ATE493866T1 (de) 2011-01-15
EP1926350B1 (de) 2010-12-29
CN101193474A (zh) 2008-06-04
ES2355987T3 (es) 2011-04-01
ES2389087T3 (es) 2012-10-23
CN100521839C (zh) 2009-07-29
EP2299778B1 (de) 2012-06-27

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