JP6072793B2 - フリッカの少ないｌｅｄ光源 - Google Patents

フリッカの少ないｌｅｄ光源 Download PDF

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Publication number
JP6072793B2
JP6072793B2 JP2014524471A JP2014524471A JP6072793B2 JP 6072793 B2 JP6072793 B2 JP 6072793B2 JP 2014524471 A JP2014524471 A JP 2014524471A JP 2014524471 A JP2014524471 A JP 2014524471A JP 6072793 B2 JP6072793 B2 JP 6072793B2
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Japan
Prior art keywords
light emitting
emitting diode
switch
terminals
terminal
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JP2014524471A
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Japanese (ja)
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JP2014527719A (ja
JP2014527719A5 (enExample
Inventor
テオ ヘリット ザイルマン
テオ ヘリット ザイルマン
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Signify Holding BV
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Signify Holding BV
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Publication of JP2014527719A5 publication Critical patent/JP2014527719A5/ja
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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]
    • H05B45/20—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]
    • H05B45/20—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]
    • H05B45/40—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

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
JP2014524471A 2011-08-08 2012-08-02 フリッカの少ないｌｅｄ光源 Active JP6072793B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161521061P 2011-08-08 2011-08-08
US61/521,061 2011-08-08
PCT/IB2012/053958 WO2013021320A1 (en) 2011-08-08 2012-08-02 Led light source with reduced flicker

Publications (3)

Publication Number Publication Date
JP2014527719A JP2014527719A (ja) 2014-10-16
JP2014527719A5 JP2014527719A5 (enExample) 2015-09-10
JP6072793B2 true JP6072793B2 (ja) 2017-02-01

Family

ID=47046649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014524471A Active JP6072793B2 (ja) 2011-08-08 2012-08-02 フリッカの少ないｌｅｄ光源

Country Status (9)

Country Link
US (1) US9148924B2 (enExample)
EP (1) EP2742775B1 (enExample)
JP (1) JP6072793B2 (enExample)
CN (1) CN103718648B (enExample)
BR (1) BR112014002777A2 (enExample)
DK (1) DK2742775T3 (enExample)
ES (1) ES2708694T3 (enExample)
RU (1) RU2597326C2 (enExample)
WO (1) WO2013021320A1 (enExample)

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US20140265885A1 (en) * 2013-03-12 2014-09-18 Cree, Inc. Multiple power outputs generated from a single current source
US9332605B2 (en) 2013-06-07 2016-05-03 Texas Instruments Incorporated Lighting system
DE102013107499A1 (de) * 2013-07-15 2015-01-15 RIVA GmbH Lighting Vorrichtung und Verfahren zum direkten Betreiben einer Mehrzahl von Leuchtdioden an einer pulsierenden Gleichspannung
DE112014005132B4 (de) 2013-12-06 2025-01-16 Cree Lighting USA LLC (n.d.Ges.d. Staates Delaware) Für gezielte spektrale energieverteilung eingerichtete festkörper-beleuchtungsvorrichtung und schaltkreise, die led-segmente einschliessen, und verfahren zum betreiben derselben
JP6207771B2 (ja) * 2014-05-30 2017-10-04 フィリップス ライティング ホールディング ビー ヴィ 電流源により給電されるｌｅｄ照明回路
CN105188183B (zh) * 2014-06-19 2018-08-10 欧司朗有限公司 一种照明装置
JP6493857B2 (ja) * 2015-03-09 2019-04-03 パナソニックＩｐマネジメント株式会社 点灯装置及び照明器具
EP3607804B1 (en) * 2017-04-05 2020-08-05 Signify Holding B.V. Led lighting driver and drive method
FR3066674B1 (fr) * 2017-05-19 2021-09-03 Valeo Vision Source de courant partagee par plusieurs emetteurs de lumiere
CN107959991B (zh) * 2017-10-23 2020-05-05 扬州艾笛森光电有限公司 一种调光驱动电路

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JP2000259993A (ja) * 1999-03-08 2000-09-22 Nippon Signal Co Ltd:The Ｌｅｄ灯器信号装置
JP2004327152A (ja) * 2003-04-23 2004-11-18 Toshiba Lighting & Technology Corp Ｌｅｄ点灯装置およびｌｅｄ照明器具
US7496297B2 (en) * 2003-06-10 2009-02-24 Koninklijke Philips Electronics, N.V. LED system for illumination and data transmission
KR100674867B1 (ko) * 2005-05-18 2007-01-30 삼성전기주식회사 과전류/과전압 보호 기능을 갖는 직류-직류 컨버터 및 이를구비한 ｌｅｄ 구동회로
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JP2007258227A (ja) * 2006-03-20 2007-10-04 Stanley Electric Co Ltd Ｌｅｄ駆動回路
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JP5256623B2 (ja) * 2007-02-28 2013-08-07 東芝ライテック株式会社 照明装置
US7560677B2 (en) * 2007-03-13 2009-07-14 Renaissance Lighting, Inc. Step-wise intensity control of a solid state lighting system
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US7531971B2 (en) * 2007-05-14 2009-05-12 Tpo Displays Corp. Backlight units and display devices
JP2009004483A (ja) * 2007-06-20 2009-01-08 Sharp Corp 発光ダイオード駆動回路
US8203283B2 (en) 2007-07-23 2012-06-19 Nxp B.V. Light emitting diode (LED) arrangement with bypass driving
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JP5513829B2 (ja) * 2009-10-01 2014-06-04 パナソニック株式会社 電流駆動回路
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Also Published As

Publication number Publication date
CN103718648A (zh) 2014-04-09
BR112014002777A2 (pt) 2017-02-21
EP2742775B1 (en) 2018-11-28
ES2708694T3 (es) 2019-04-10
US9148924B2 (en) 2015-09-29
CN103718648B (zh) 2016-10-19
US20140210367A1 (en) 2014-07-31
JP2014527719A (ja) 2014-10-16
RU2014108990A (ru) 2015-09-20
EP2742775A1 (en) 2014-06-18
RU2597326C2 (ru) 2016-09-10
DK2742775T3 (en) 2019-02-18
WO2013021320A1 (en) 2013-02-14

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