CN101005722A - 发光二极管驱动设备 - Google Patents

发光二极管驱动设备 Download PDF

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Publication number
CN101005722A
CN101005722A CNA2007100044438A CN200710004443A CN101005722A CN 101005722 A CN101005722 A CN 101005722A CN A2007100044438 A CNA2007100044438 A CN A2007100044438A CN 200710004443 A CN200710004443 A CN 200710004443A CN 101005722 A CN101005722 A CN 101005722A
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CN
China
Prior art keywords
emitting diode
voltage
light emitting
circuit
switching element
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.)
Pending
Application number
CNA2007100044438A
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English (en)
Chinese (zh)
Inventor
国松崇
荒川龙太郎
八谷佳明
福井穰
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN101005722A publication Critical patent/CN101005722A/zh
Pending legal-status Critical Current

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    • 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]

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  • Led Devices (AREA)
CNA2007100044438A 2006-01-20 2007-01-22 发光二极管驱动设备 Pending CN101005722A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006012603 2006-01-20
JP2006012603A JP4818738B2 (ja) 2006-01-20 2006-01-20 発光ダイオード駆動装置

Publications (1)

Publication Number Publication Date
CN101005722A true CN101005722A (zh) 2007-07-25

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ID=38284884

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007100044438A Pending CN101005722A (zh) 2006-01-20 2007-01-22 发光二极管驱动设备

Country Status (3)

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US (1) US7638954B2 (enExample)
JP (1) JP4818738B2 (enExample)
CN (1) CN101005722A (enExample)

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CN102367953A (zh) * 2011-08-28 2012-03-07 吴嘉懿 节能光源
CN102473798A (zh) * 2009-08-18 2012-05-23 三垦电气株式会社 Led驱动电路
CN102548120A (zh) * 2010-12-24 2012-07-04 汉能科技股份有限公司 发光二极管驱动电路
CN102612206A (zh) * 2011-01-18 2012-07-25 三垦电气株式会社 Led驱动装置以及led照明装置
CN101652005B (zh) * 2008-08-13 2012-12-26 索尼株式会社 发光二极管驱动设备
CN102891624A (zh) * 2012-09-25 2013-01-23 福州凡普科技有限公司 脉冲功率稳定输出装置
CN102076135B (zh) * 2009-11-25 2013-11-13 登丰微电子股份有限公司 发光二极管电流控制电路、均流器及驱动装置
CN103503577A (zh) * 2011-04-19 2014-01-08 善新新 Led照明系统
WO2014005335A1 (zh) * 2012-07-02 2014-01-09 深圳市华星光电技术有限公司 一种led背光驱动电路、背光模组及液晶显示装置
US8680780B2 (en) 2012-07-02 2014-03-25 Shenzhen China Star Optoelectronics Technology Co., Ltd. LED backlight driving circuit, backlight module, and LCD device
CN103841700A (zh) * 2012-11-26 2014-06-04 欧普照明股份有限公司 一种led驱动系统及半导体照明装置
CN104246348A (zh) * 2012-04-03 2014-12-24 皇家飞利浦有限公司 灯设备和用于操作灯设备的方法
TWI647974B (zh) * 2010-06-28 2019-01-11 英諾系統公司 可調光型ｌｅｄ電源供應器及其控制電流的方法
CN109327933A (zh) * 2018-10-22 2019-02-12 上海炬佑智能科技有限公司 光源驱动电路、光源驱动方法以及飞行时间测距传感器

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TWI362639B (en) * 2007-01-31 2012-04-21 Richtek Technology Corp Backlight control circuit with flexible configuration
DE102008003976A1 (de) * 2008-01-11 2009-07-23 Vastview Technology Inc. Konstantstromregler mit Stromrückkopplung
KR101478558B1 (ko) 2008-02-19 2015-01-02 삼성전자주식회사 Ｌｅｄ 구동 회로 및 그를 구비하는 단말
CN101561125A (zh) * 2008-04-18 2009-10-21 富准精密工业(深圳)有限公司 发光二极管模组
GB2461895A (en) * 2008-07-16 2010-01-20 Elliot Makin Light emitting diode driver
KR101483627B1 (ko) * 2008-07-29 2015-01-19 삼성디스플레이 주식회사 표시 장치
JP2010050336A (ja) * 2008-08-22 2010-03-04 Nec Lighting Ltd 発光素子用の電源装置
JP2012518264A (ja) * 2009-02-17 2012-08-09 ルミネイチャー カンパニー リミテッド 節電型ｌｅｄ照明装置
WO2011052834A1 (ko) * 2009-10-26 2011-05-05 (주)에어텍시스템 정전류 구동 led 모듈 장치
FR2953343B1 (fr) * 2009-12-01 2011-12-16 Inst Nat Sciences Appliq Circuit a composants passifs de pilotage ultrarapide d'un dispositif optoelectronique
US8493000B2 (en) 2010-01-04 2013-07-23 Cooledge Lighting Inc. Method and system for driving light emitting elements
CN102223743B (zh) * 2010-04-16 2014-04-02 北京京东方光电科技有限公司 发光二极管驱动控制电路和方法
US8362711B2 (en) * 2010-05-03 2013-01-29 Ge Investment Co., Ltd. AC LED apparatus
US8519636B2 (en) * 2010-05-03 2013-08-27 Ge Investment Co., Ltd. AC LED apparatus
JP5629191B2 (ja) 2010-05-28 2014-11-19 ルネサスエレクトロニクス株式会社 電源装置
JP5707564B2 (ja) * 2010-07-29 2015-04-30 パナソニックＩｐマネジメント株式会社 Ｌｅｄ点灯装置、ｌｅｄ点灯装置を備える照明器具およびｌｅｄ点灯装置を備える照明システム
JP5241793B2 (ja) * 2010-10-08 2013-07-17 シャープ株式会社 電源装置及び照明装置
JP2012227171A (ja) * 2011-01-18 2012-11-15 Sanken Electric Co Ltd Ｌｅｄ駆動装置及びｌｅｄ照明装置
JP2012174509A (ja) * 2011-02-22 2012-09-10 Panasonic Corp Ｌｅｄ点灯装置、ｌｅｄ点灯装置を備える照明器具
US9374083B2 (en) 2011-03-07 2016-06-21 Rohm Co., Ltd. Switching current control circuit, LED dimmer system, and LED illumination device
WO2012144178A1 (ja) * 2011-04-22 2012-10-26 シャープ株式会社 バックライトシステム
JP5972555B2 (ja) * 2011-07-04 2016-08-17 ローム株式会社 駆動電流生成回路、ｌｅｄ電源モジュール、ｌｅｄランプ
KR102227773B1 (ko) 2014-10-21 2021-03-16 삼성전자주식회사 발광장치
US10285227B2 (en) * 2016-05-18 2019-05-07 Avago Technologies International Sales Pte. Limited Programmable and adaptable interface for dimming light emitting diodes
US11876346B2 (en) 2019-06-26 2024-01-16 Analog Devices, Inc. Continuous wave laser driver with energy recycling
US11075502B2 (en) 2019-08-29 2021-07-27 Analog Devices, Inc. Laser diode driver circuit techniques
CN113453405B (zh) * 2021-07-16 2023-01-13 芯知微(上海)电子科技有限公司 一种led驱动电路及led灯具

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US5381018A (en) * 1993-12-20 1995-01-10 Xerox Corporation Electronic circuit to replace a light emitting diode and a light dependent resistor
JP2001008443A (ja) 1999-06-22 2001-01-12 Tdk Corp 電流駆動回路
KR100520721B1 (ko) * 1999-12-14 2005-10-11 가부시키가이샤 다키온 전원장치 및 ｌｅｄ 램프장치
US6653798B2 (en) * 2000-09-29 2003-11-25 Aerospace Optics, Inc. Voltage dimmable LED display producing multiple colors
US7071762B2 (en) * 2001-01-31 2006-07-04 Koninklijke Philips Electronics N.V. Supply assembly for a led lighting module
US6870148B2 (en) * 2002-09-20 2005-03-22 Mitsubishi Electric Research Laboratories, Inc. LED with controlled capacitive discharge for photo sensing
JP4493916B2 (ja) * 2003-01-08 2010-06-30 三菱電機株式会社 自動車用前照灯
JP4770116B2 (ja) * 2003-12-25 2011-09-14 富士電機株式会社 ランプおよびｌｅｄの駆動回路
JP4060840B2 (ja) * 2004-10-01 2008-03-12 松下電器産業株式会社 発光ダイオード駆動用半導体回路、及びそれを有する発光ダイオード駆動装置

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101652005B (zh) * 2008-08-13 2012-12-26 索尼株式会社 发光二极管驱动设备
CN102473798A (zh) * 2009-08-18 2012-05-23 三垦电气株式会社 Led驱动电路
CN102076135B (zh) * 2009-11-25 2013-11-13 登丰微电子股份有限公司 发光二极管电流控制电路、均流器及驱动装置
TWI647974B (zh) * 2010-06-28 2019-01-11 英諾系統公司 可調光型ｌｅｄ電源供應器及其控制電流的方法
CN102548120A (zh) * 2010-12-24 2012-07-04 汉能科技股份有限公司 发光二极管驱动电路
CN102548120B (zh) * 2010-12-24 2015-06-24 汉能科技股份有限公司 发光二极管驱动电路
CN102612206A (zh) * 2011-01-18 2012-07-25 三垦电气株式会社 Led驱动装置以及led照明装置
TWI468076B (zh) * 2011-01-18 2015-01-01 Sanken Electric Co Ltd LED driver and LED lighting device
US9113519B2 (en) 2011-01-18 2015-08-18 Sanken Electric Co., Ltd. LED driving apparatus and LED lighting apparatus
CN102612206B (zh) * 2011-01-18 2015-07-15 三垦电气株式会社 Led驱动装置以及led照明装置
CN103503577A (zh) * 2011-04-19 2014-01-08 善新新 Led照明系统
CN102367953A (zh) * 2011-08-28 2012-03-07 吴嘉懿 节能光源
CN104246348A (zh) * 2012-04-03 2014-12-24 皇家飞利浦有限公司 灯设备和用于操作灯设备的方法
WO2014005335A1 (zh) * 2012-07-02 2014-01-09 深圳市华星光电技术有限公司 一种led背光驱动电路、背光模组及液晶显示装置
US8680780B2 (en) 2012-07-02 2014-03-25 Shenzhen China Star Optoelectronics Technology Co., Ltd. LED backlight driving circuit, backlight module, and LCD device
CN102891624A (zh) * 2012-09-25 2013-01-23 福州凡普科技有限公司 脉冲功率稳定输出装置
CN102891624B (zh) * 2012-09-25 2015-01-07 吴槐 脉冲功率稳定输出装置
CN103841700B (zh) * 2012-11-26 2016-06-15 欧普照明股份有限公司 一种led驱动系统及半导体照明装置
CN103841700A (zh) * 2012-11-26 2014-06-04 欧普照明股份有限公司 一种led驱动系统及半导体照明装置
CN109327933A (zh) * 2018-10-22 2019-02-12 上海炬佑智能科技有限公司 光源驱动电路、光源驱动方法以及飞行时间测距传感器

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US20070170874A1 (en) 2007-07-26
US7638954B2 (en) 2009-12-29
JP4818738B2 (ja) 2011-11-16
JP2007194478A (ja) 2007-08-02

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Open date: 20070725