JP6131483B2 - 発光ダイオードチップ駆動方法および駆動装置 - Google Patents

発光ダイオードチップ駆動方法および駆動装置 Download PDF

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Publication number
JP6131483B2
JP6131483B2 JP2016504460A JP2016504460A JP6131483B2 JP 6131483 B2 JP6131483 B2 JP 6131483B2 JP 2016504460 A JP2016504460 A JP 2016504460A JP 2016504460 A JP2016504460 A JP 2016504460A JP 6131483 B2 JP6131483 B2 JP 6131483B2
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JP
Japan
Prior art keywords
emitting diode
light emitting
diode chip
voltage
current
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.)
Expired - Fee Related
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JP2016504460A
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English (en)
Japanese (ja)
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JP2016519837A (ja
Inventor
銘鋒 林
銘鋒 林
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.)
HEP Tech Co Ltd
Original Assignee
HEP Tech 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
Priority claimed from CN201310104692.XA external-priority patent/CN104080222B/zh
Priority claimed from CN 201320146694 external-priority patent/CN203219563U/zh
Application filed by HEP Tech Co Ltd filed Critical HEP Tech Co Ltd
Publication of JP2016519837A publication Critical patent/JP2016519837A/ja
Application granted granted Critical
Publication of JP6131483B2 publication Critical patent/JP6131483B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules

Landscapes

  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP2016504460A 2013-03-28 2014-03-19 発光ダイオードチップ駆動方法および駆動装置 Expired - Fee Related JP6131483B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201310104692.XA CN104080222B (zh) 2013-03-28 2013-03-28 多规格混用的发光二极管芯片驱动方法
CN201320146694.0 2013-03-28
CN 201320146694 CN203219563U (zh) 2013-03-28 2013-03-28 多规格混用的发光二极管芯片驱动装置
CN201310104692.X 2013-03-28
PCT/CN2014/000290 WO2014154020A1 (zh) 2013-03-28 2014-03-19 多规格混用的发光二极管芯片驱动方法及驱动装置

Publications (2)

Publication Number Publication Date
JP2016519837A JP2016519837A (ja) 2016-07-07
JP6131483B2 true JP6131483B2 (ja) 2017-05-24

Family

ID=51622426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016504460A Expired - Fee Related JP6131483B2 (ja) 2013-03-28 2014-03-19 発光ダイオードチップ駆動方法および駆動装置

Country Status (2)

Country Link
JP (1) JP6131483B2 (zh)
WO (1) WO2014154020A1 (zh)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129652B2 (en) * 2004-03-26 2006-10-31 Texas Instruments Incorporated System and method for driving a plurality of loads
CN100580603C (zh) * 2006-07-21 2010-01-13 晨星半导体股份有限公司 电源供应装置及提供电压的方法
WO2010035168A1 (en) * 2008-09-23 2010-04-01 Koninklijke Philips Electronics, N.V. Current limiting controlling for power supply, e.g. led driver, having automatic reset
CN201639494U (zh) * 2009-09-24 2010-11-17 许哲维 电源供应装置
US8502476B2 (en) * 2009-10-16 2013-08-06 Samsung Electronics Co., Ltd Method and apparatus for controlling power consumption of light source in mobile projector
JP4975083B2 (ja) * 2009-11-06 2012-07-11 三菱電機株式会社 光源点灯装置および照明装置
JP2012029360A (ja) * 2010-07-20 2012-02-09 Dsp Oyo Gijutsu Kenkyusho:Kk 電源回路およびｌｅｄ照明装置
JP5371914B2 (ja) * 2010-09-03 2013-12-18 三菱電機株式会社 ヘッドランプ用ｌｅｄ点灯装置および検査方法
BR112013029231A2 (pt) * 2011-05-18 2017-04-18 Koninklijke Philips Nv circuito acionador de retromontagem de led, retromontagem de lâmpada de led, sistema de iluminação de led e método para operar um circuito acionador de retromontagem de led
JP2012256545A (ja) * 2011-06-09 2012-12-27 Sharp Corp 光源駆動装置、光源装置、プロジェクタ、及び制御方法
CN102421222A (zh) * 2011-09-01 2012-04-18 上海恒兆节能科技有限公司 Led发光模组与驱动电源构成的自适应系统
CN202713716U (zh) * 2012-06-27 2013-01-30 厦门普为光电科技有限公司 外置led灯具电源一拖二智能判断负载可调光电路
CN203206526U (zh) * 2013-02-08 2013-09-18 东林科技股份有限公司 定功率的发光二极管照明装置
CN203206527U (zh) * 2013-02-08 2013-09-18 东林科技股份有限公司 稳定功率电源供应装置
CN203219563U (zh) * 2013-03-28 2013-09-25 东林科技股份有限公司 多规格混用的发光二极管芯片驱动装置

Also Published As

Publication number Publication date
JP2016519837A (ja) 2016-07-07
WO2014154020A1 (zh) 2014-10-02

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