TW200733794A - Circuit arrangement and method of driving a circuit arrangement - Google Patents

Circuit arrangement and method of driving a circuit arrangement

Info

Publication number
TW200733794A
TW200733794A TW095140909A TW95140909A TW200733794A TW 200733794 A TW200733794 A TW 200733794A TW 095140909 A TW095140909 A TW 095140909A TW 95140909 A TW95140909 A TW 95140909A TW 200733794 A TW200733794 A TW 200733794A
Authority
TW
Taiwan
Prior art keywords
circuit arrangement
devices
control
control current
pulse width
Prior art date
Application number
TW095140909A
Other languages
English (en)
Chinese (zh)
Inventor
Patrick Catharina Johannes Gerardus Niessen
Ramon Antoine Wiro Clout
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW200733794A publication Critical patent/TW200733794A/zh

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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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]
    • H05B45/20—Controlling the colour of the light
    • 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]
    • H05B45/20—Controlling the colour of the light
    • H05B45/24—Controlling the colour of the light using electrical feedback from LEDs or from LED modules
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits

Landscapes

  • Led Devices (AREA)
  • Electronic Switches (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Power Conversion In General (AREA)
  • Communication Control (AREA)
  • Selective Calling Equipment (AREA)
TW095140909A 2005-11-08 2006-11-03 Circuit arrangement and method of driving a circuit arrangement TW200733794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05110481 2005-11-08

Publications (1)

Publication Number Publication Date
TW200733794A true TW200733794A (en) 2007-09-01

Family

ID=38023646

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095140909A TW200733794A (en) 2005-11-08 2006-11-03 Circuit arrangement and method of driving a circuit arrangement

Country Status (10)

Country Link
US (1) US7834678B2 (enExample)
EP (1) EP1949764B1 (enExample)
JP (1) JP4975038B2 (enExample)
KR (1) KR20080075163A (enExample)
CN (1) CN101305642B (enExample)
AT (1) ATE505056T1 (enExample)
DE (1) DE602006021218D1 (enExample)
ES (1) ES2364082T3 (enExample)
TW (1) TW200733794A (enExample)
WO (1) WO2007054856A2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422278B (zh) * 2010-05-25 2014-01-01 Optromax Electronics Co Ltd 照明裝置與其光源控制電路
TWI565356B (zh) * 2014-03-07 2017-01-01 安恩科技股份有限公司 具備可調式演色性指數之發光二極體照明裝置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8791645B2 (en) 2006-02-10 2014-07-29 Honeywell International Inc. Systems and methods for controlling light sources
ATE525892T1 (de) 2007-07-23 2011-10-15 Nxp Bv Selbstversorgte led-bypassschalterkonfiguration
WO2009142478A2 (en) * 2008-05-20 2009-11-26 Eldolab Holding B.V. Controller for controlling an led assembly, lighting application and method for controlling an led assembly
WO2010079635A1 (ja) * 2009-01-09 2010-07-15 シャープ株式会社 発光ダイオード駆動回路およびそれを備えた面状照明装置
CN102006699B (zh) * 2009-09-02 2013-04-17 海洋王照明科技股份有限公司 一种警用拍照灯电路
US10117295B2 (en) 2013-01-24 2018-10-30 Cree, Inc. LED lighting apparatus for use with AC-output lighting ballasts
US9871404B2 (en) * 2011-12-12 2018-01-16 Cree, Inc. Emergency lighting devices with LED strings
DE102012201415A1 (de) * 2012-02-01 2013-08-01 Osram Gmbh Schaltungsanordnung, Leuchteinheit für ein Fahrzeug und Verfahren zur Ansteuerung von Halbleiterleuchtelementen
US8415887B1 (en) * 2012-10-20 2013-04-09 Jlj, Inc. Transistor bypass shunts for LED light strings
DE102012223816B3 (de) 2012-12-19 2014-06-12 Continental Automotive Gmbh Einrichtung zur Ansteuerung eines Feldeffekttransistors
US10026574B2 (en) 2013-03-18 2018-07-17 Infineon Technologies Ag Multi-load drive circuit
TWI513367B (zh) * 2014-07-15 2015-12-11 Groups Tech Co Ltd Ｌｅｄ光引擎的電子控制裝置及其應用
CN103926441B (zh) * 2014-04-25 2017-03-22 湖南银河电气有限公司 一种新型分压器
CN110149110B (zh) * 2018-02-11 2020-08-25 陶顺祝 一种电子开关串联结构的驱动电路

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US4743897A (en) * 1985-10-09 1988-05-10 Mitel Corp. LED driver circuit
JPH01104754U (enExample) * 1988-01-06 1989-07-14
JP2991893B2 (ja) * 1993-05-31 1999-12-20 富士通株式会社 発光素子の駆動回路及びこれを用いた光増幅中継器
US6140687A (en) * 1996-11-28 2000-10-31 Matsushita Electric Industrial Co., Ltd. High frequency ring gate MOSFET
US6153980A (en) * 1999-11-04 2000-11-28 Philips Electronics North America Corporation LED array having an active shunt arrangement
DE10018760A1 (de) * 2000-04-15 2001-10-18 Volkswagen Ag Schaltung zur Überwachung der Funktion einer Leuchtdiode
US7202613B2 (en) * 2001-05-30 2007-04-10 Color Kinetics Incorporated Controlled lighting methods and apparatus
DE10103611B4 (de) 2001-01-26 2013-12-19 Insta Elektro Gmbh Schaltungsanordnung zum Betreiben von mehreren Leuchtmitteln
JP2002246886A (ja) * 2001-02-13 2002-08-30 Auto Network Gijutsu Kenkyusho:Kk 半導体回路部品
US20020175826A1 (en) 2001-04-05 2002-11-28 Hutchison Michael C. Traffic signal having electronically reconfigurable LED array
JP3666423B2 (ja) * 2001-07-06 2005-06-29 日本電気株式会社 駆動回路
US20040090403A1 (en) 2002-11-08 2004-05-13 Dynascan Technology Corp. Light-emitting diode display apparatus with low electromagnetic display
US7015825B2 (en) 2003-04-14 2006-03-21 Carpenter Decorating Co., Inc. Decorative lighting system and decorative illumination device
US20050062481A1 (en) 2003-09-19 2005-03-24 Thomas Vaughn Wayside LED signal for railroad and transit applications
DE10358447B3 (de) 2003-12-13 2005-05-25 Insta Elektro Gmbh Beleuchtungseinrichtung
JP4720100B2 (ja) * 2004-04-20 2011-07-13 ソニー株式会社 Ｌｅｄ駆動装置、バックライト光源装置及びカラー液晶表示装置
JP4241487B2 (ja) * 2004-04-20 2009-03-18 ソニー株式会社 Ｌｅｄ駆動装置、バックライト光源装置及びカラー液晶表示装置
US7633463B2 (en) * 2004-04-30 2009-12-15 Analog Devices, Inc. Method and IC driver for series connected R, G, B LEDs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422278B (zh) * 2010-05-25 2014-01-01 Optromax Electronics Co Ltd 照明裝置與其光源控制電路
TWI565356B (zh) * 2014-03-07 2017-01-01 安恩科技股份有限公司 具備可調式演色性指數之發光二極體照明裝置

Also Published As

Publication number Publication date
KR20080075163A (ko) 2008-08-14
EP1949764A2 (en) 2008-07-30
EP1949764B1 (en) 2011-04-06
US7834678B2 (en) 2010-11-16
ES2364082T3 (es) 2011-08-24
CN101305642A (zh) 2008-11-12
ATE505056T1 (de) 2011-04-15
JP2009515405A (ja) 2009-04-09
JP4975038B2 (ja) 2012-07-11
WO2007054856A2 (en) 2007-05-18
CN101305642B (zh) 2010-11-17
WO2007054856A3 (en) 2007-10-11
US20080265981A1 (en) 2008-10-30
DE602006021218D1 (de) 2011-05-19

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