EP2498579A3 - Contrôleurs, systèmes et procédés pour le contrôle de gradation des sources lumineuses - Google Patents

Contrôleurs, systèmes et procédés pour le contrôle de gradation des sources lumineuses Download PDF

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Publication number
EP2498579A3
EP2498579A3 EP12156751.5A EP12156751A EP2498579A3 EP 2498579 A3 EP2498579 A3 EP 2498579A3 EP 12156751 A EP12156751 A EP 12156751A EP 2498579 A3 EP2498579 A3 EP 2498579A3
Authority
EP
European Patent Office
Prior art keywords
dimming
control
light source
led light
controllers
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.)
Withdrawn
Application number
EP12156751.5A
Other languages
German (de)
English (en)
Other versions
EP2498579A2 (fr
Inventor
Yung Lin Lin
Ching-Chuan Kuo
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.)
O2Micro Inc
Original Assignee
O2Micro 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
Priority claimed from US13/042,349 external-priority patent/US8508150B2/en
Application filed by O2Micro Inc filed Critical O2Micro Inc
Publication of EP2498579A2 publication Critical patent/EP2498579A2/fr
Publication of EP2498579A3 publication Critical patent/EP2498579A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/185—Controlling the light source by remote control via power line carrier transmission

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP12156751.5A 2011-03-07 2012-02-23 Contrôleurs, systèmes et procédés pour le contrôle de gradation des sources lumineuses Withdrawn EP2498579A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/042,349 US8508150B2 (en) 2008-12-12 2011-03-07 Controllers, systems and methods for controlling dimming of light sources

Publications (2)

Publication Number Publication Date
EP2498579A2 EP2498579A2 (fr) 2012-09-12
EP2498579A3 true EP2498579A3 (fr) 2013-11-13

Family

ID=45656565

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12156751.5A Withdrawn EP2498579A3 (fr) 2011-03-07 2012-02-23 Contrôleurs, systèmes et procédés pour le contrôle de gradation des sources lumineuses

Country Status (6)

Country Link
EP (1) EP2498579A3 (fr)
JP (1) JP6104511B2 (fr)
CN (1) CN102685975B (fr)
BR (1) BR102012005134A2 (fr)
IN (1) IN2012DE00358A (fr)
TW (1) TWI483647B (fr)

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TW201306659A (zh) * 2011-07-20 2013-02-01 Yu-Sheng Suo 可自動及手動調光方法及其裝置（二）
TWM452547U (zh) * 2012-07-27 2013-05-01 Excelliance Mos Corp 電壓轉換裝置
US9118249B2 (en) 2012-07-27 2015-08-25 Excelliance Mos Corporation Power conversion apparatus
WO2014065389A1 (fr) 2012-10-25 2014-05-01 Semiconductor Energy Laboratory Co., Ltd. Système de commande centrale
TW201419934A (zh) * 2012-11-02 2014-05-16 Unity Opto Technology Co Ltd Ｌｅｄ驅動電路
TWI492660B (zh) 2013-01-10 2015-07-11 碩頡科技股份有限公司 發光二極體負載驅動裝置
TWI504310B (zh) * 2013-02-07 2015-10-11 Hep Tech Co Ltd Dimming light emitting diode lighting system and its driving device and driving method
CN103987148A (zh) * 2013-02-08 2014-08-13 东林科技股份有限公司 可调光的发光二极管照明系统及其驱动装置与驱动方法
TWM477112U (en) * 2013-06-19 2014-04-21 Wintek Corp Illumination device power control module
JP6176567B2 (ja) * 2013-07-09 2017-08-09 パナソニックＩｐマネジメント株式会社 点灯装置
EP2830395B1 (fr) * 2013-07-24 2017-09-13 Dialog Semiconductor GmbH Détection d'événements de commutateur de réseau pour des ensembles à DEL
CN105025615B (zh) * 2014-04-29 2017-11-10 杨金新 控制开关调光的发光二极管驱动系统及使用其的调光方法
ES2834633T3 (es) * 2014-10-10 2021-06-18 Xiaohua Luo Dispositivo de cómputo y unidad de accionamiento de LED activada por señal de flanco de cable de alimentación
CN104717802B (zh) * 2015-01-12 2017-09-26 上海阿卡得电子有限公司 多段调光控制信号形成电路
CN104780688B (zh) * 2015-04-20 2017-11-17 无锡硅动力微电子股份有限公司 开关调光的led调光电路和led调光电路芯片
TWI578846B (zh) * 2015-08-31 2017-04-11 Chih Min Liu Control system of light emitting device
GB2546623A (en) * 2016-01-25 2017-07-26 O2Micro Inc System and method for driving light source
CN107306464A (zh) * 2016-04-21 2017-10-31 上海俪德照明科技股份有限公司 一种led灯的调光方法、调光系统以及一种led灯
JP6805808B2 (ja) * 2016-12-26 2020-12-23 セイコーエプソン株式会社 発光制御回路、光源装置、及び、電子機器
US11191143B2 (en) 2017-05-27 2021-11-30 Yu-Lin Lee Driver system
CN107690837B (zh) * 2017-09-08 2021-07-23 刘远芳 直调调光装置及对应的直调调光照明系统及直调调光方法
TWI687132B (zh) 2018-05-03 2020-03-01 李玉麟 驅動裝置
CN109413794B (zh) * 2018-09-20 2021-07-02 佛山贝玛照明科技有限公司 一种具有可替换功能的遥控器控制装置
TWI734324B (zh) * 2019-05-28 2021-07-21 聚眾聯合科技股份有限公司 光源調整系統

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2031942A2 (fr) * 2007-08-28 2009-03-04 Topco Technologies Corp. Module de contrôle de charge
US20110133665A1 (en) * 2009-12-09 2011-06-09 Mei-Yueh Huang Luminance adjusting device

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CN1719963A (zh) * 2004-07-08 2006-01-11 皇家飞利浦电子股份有限公司 一种调光装置
JP5231030B2 (ja) * 2007-08-20 2013-07-10 三菱電機株式会社 点灯装置及び点灯状態表示装置及び照明器具
US7759881B1 (en) * 2008-03-31 2010-07-20 Cirrus Logic, Inc. LED lighting system with a multiple mode current control dimming strategy
CN101621878A (zh) * 2008-07-03 2010-01-06 林焕博 一种调光驱动装置及方法
CN101657050B (zh) * 2008-08-22 2012-10-03 晶宏半导体股份有限公司 发光二极管增亮驱动装置
US8044608B2 (en) * 2008-12-12 2011-10-25 O2Micro, Inc Driving circuit with dimming controller for driving light sources
US8076867B2 (en) * 2008-12-12 2011-12-13 O2Micro, Inc. Driving circuit with continuous dimming function for driving light sources
JP5190390B2 (ja) * 2009-01-27 2013-04-24 三菱電機株式会社 発光素子点灯制御装置
CN101854759B (zh) * 2009-03-31 2011-07-06 凹凸电子（武汉）有限公司 对光源进行电能控制的驱动电路和方法及系统
TW201044915A (en) * 2009-06-03 2010-12-16 Richtek Technology Corp AC power line controlled light emitting device dimming circuit and method thereof
CN101707836B (zh) * 2009-11-12 2013-05-01 英飞特电子（杭州）股份有限公司 一种通过电源开关调光的电路
CN201611973U (zh) * 2010-03-26 2010-10-20 浙江亚宝光电科技有限公司 Led灯条模组无级调光器
CN101902861B (zh) * 2010-08-10 2013-09-11 友达光电股份有限公司 发光二极管驱动方法及驱动电路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2031942A2 (fr) * 2007-08-28 2009-03-04 Topco Technologies Corp. Module de contrôle de charge
US20110133665A1 (en) * 2009-12-09 2011-06-09 Mei-Yueh Huang Luminance adjusting device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SUPERTEX INC: "Closed Loop LED Driver with Enhanced PWM Dimming", DATA SHEET, 31 December 2009 (2009-12-31), CA, 94089, US, pages 1 - 12, XP002714011 *
TEXAS INSTRUMENT: "Driving High-Current LEDs", APPLICATION REPORT, 31 January 2007 (2007-01-31), pages 1 - 8, XP002714012 *

Also Published As

Publication number Publication date
BR102012005134A2 (pt) 2016-07-19
TW201238397A (en) 2012-09-16
JP2012186165A (ja) 2012-09-27
CN102685975B (zh) 2014-11-12
JP6104511B2 (ja) 2017-03-29
TWI483647B (zh) 2015-05-01
EP2498579A2 (fr) 2012-09-12
IN2012DE00358A (fr) 2015-04-10
CN102685975A (zh) 2012-09-19

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