PL2744303T3 - Układ oświetleniowy, w szczególności ze źródłami światła led - Google Patents

Układ oświetleniowy, w szczególności ze źródłami światła led

Info

Publication number
PL2744303T3
PL2744303T3 PL13196531T PL13196531T PL2744303T3 PL 2744303 T3 PL2744303 T3 PL 2744303T3 PL 13196531 T PL13196531 T PL 13196531T PL 13196531 T PL13196531 T PL 13196531T PL 2744303 T3 PL2744303 T3 PL 2744303T3
Authority
PL
Poland
Prior art keywords
light sources
led light
lighting circuit
lighting
circuit
Prior art date
Application number
PL13196531T
Other languages
English (en)
Inventor
Andrea Englaro
Stefano Marchesin
Matteo Iellina
Original Assignee
Marelli Automotive Lighting Italy S.p.A.
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 Marelli Automotive Lighting Italy S.p.A. filed Critical Marelli Automotive Lighting Italy S.p.A.
Publication of PL2744303T3 publication Critical patent/PL2744303T3/pl

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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • 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
    • 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
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
PL13196531T 2012-12-12 2013-12-10 Układ oświetleniowy, w szczególności ze źródłami światła led PL2744303T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000376A ITPD20120376A1 (it) 2012-12-12 2012-12-12 Circuito di illuminazione, in particolare con sorgenti luminose a led
EP13196531.1A EP2744303B1 (en) 2012-12-12 2013-12-10 Lighting circuit, in particular with LED light sources

Publications (1)

Publication Number Publication Date
PL2744303T3 true PL2744303T3 (pl) 2021-09-06

Family

ID=47722352

Family Applications (1)

Application Number Title Priority Date Filing Date
PL13196531T PL2744303T3 (pl) 2012-12-12 2013-12-10 Układ oświetleniowy, w szczególności ze źródłami światła led

Country Status (6)

Country Link
US (1) US9554429B2 (pl)
EP (1) EP2744303B1 (pl)
CN (1) CN103874286B (pl)
ES (1) ES2864770T3 (pl)
IT (1) ITPD20120376A1 (pl)
PL (1) PL2744303T3 (pl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPD20120260A1 (it) * 2012-09-07 2014-03-08 Automotive Lighting Italia Spa Circuito di pilotaggio di sorgenti luminose
DE102017222461A1 (de) * 2016-12-22 2018-06-28 Autosystems America Inc. Konstantstrom-leistungstreiberschaltung für eine automobilleuchtenbaugruppe
JP7101463B2 (ja) * 2017-09-07 2022-07-15 ローム株式会社 発光素子駆動装置、半導体装置、発光装置及び液晶表示装置
TWI641289B (zh) * 2017-09-12 2018-11-11 光寶科技股份有限公司 指示燈裝置及其光源驅動方法
CN110972349B (zh) * 2018-09-27 2021-09-10 Sl株式会社 车辆用灯具的辉度控制装置及方法
CN113727487B (zh) * 2020-10-22 2023-06-23 杰华特微电子股份有限公司 多路led灯串的驱动方法及驱动电路

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5525451B2 (ja) * 2007-11-16 2014-06-18 アレグロ・マイクロシステムズ・エルエルシー 複数の直列接続された発光ダイオード列を駆動するための電子回路
JP4380761B2 (ja) * 2007-12-10 2009-12-09 サンケン電気株式会社 発光素子駆動装置及び電子機器
US8115414B2 (en) * 2008-03-12 2012-02-14 Freescale Semiconductor, Inc. LED driver with segmented dynamic headroom control
TWI501697B (zh) * 2009-11-12 2015-09-21 Green Solution Tech Co Ltd 發光二極體電流控制電路、均流器及驅動裝置
KR101696749B1 (ko) * 2010-01-25 2017-01-17 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 갖는 표시장치
CN102065601B (zh) * 2010-03-23 2014-03-12 成都芯源系统有限公司 驱动多串发光二极管的装置、方法及其液晶显示设备
CN102783253B (zh) * 2010-04-09 2014-08-20 三菱化学株式会社 调光装置和led照明系统
CN101956935A (zh) * 2010-07-30 2011-01-26 深圳市华星光电技术有限公司 背光模组以及液晶显示装置
US10178716B2 (en) * 2010-11-08 2019-01-08 Nxp B.V. LED driver circuit and method
US20120306399A1 (en) * 2010-11-22 2012-12-06 Cristiano Bazzani Projector system with single input, multiple output dc-dc converter
US8664884B2 (en) * 2011-01-12 2014-03-04 Green Solution Technology Co., Ltd. LED driving circuit and feedback control circuit thereof
US8890435B2 (en) * 2011-03-11 2014-11-18 Ilumi Solutions, Inc. Wireless lighting control system
KR20130069516A (ko) * 2011-12-16 2013-06-26 서울반도체 주식회사 Ｌｅｄ 구동장치

Also Published As

Publication number Publication date
US20140159576A1 (en) 2014-06-12
CN103874286A (zh) 2014-06-18
EP2744303A1 (en) 2014-06-18
US9554429B2 (en) 2017-01-24
EP2744303B1 (en) 2021-01-27
CN103874286B (zh) 2019-01-11
ITPD20120376A1 (it) 2014-06-13
ES2864770T3 (es) 2021-10-14

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