JP2022533175A5 - - Google Patents

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Publication number
JP2022533175A5
JP2022533175A5 JP2021568617A JP2021568617A JP2022533175A5 JP 2022533175 A5 JP2022533175 A5 JP 2022533175A5 JP 2021568617 A JP2021568617 A JP 2021568617A JP 2021568617 A JP2021568617 A JP 2021568617A JP 2022533175 A5 JP2022533175 A5 JP 2022533175A5
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JP
Japan
Prior art keywords
led
electrically connected
led string
led driver
string
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.)
Granted
Application number
JP2021568617A
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English (en)
Japanese (ja)
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JP2022533175A (ja
JP7503078B2 (ja
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Priority claimed from US16/414,963 external-priority patent/US10841998B1/en
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Publication of JP2022533175A publication Critical patent/JP2022533175A/ja
Publication of JP2022533175A5 publication Critical patent/JP2022533175A5/ja
Application granted granted Critical
Publication of JP7503078B2 publication Critical patent/JP7503078B2/ja
Active legal-status Critical Current
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JP2021568617A 2019-05-17 2020-05-15 Led照明器具のための共有電源トポロジ Active JP7503078B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/414,963 2019-05-17
US16/414,963 US10841998B1 (en) 2019-05-17 2019-05-17 Shared power topology for LED luminaires
PCT/EP2020/063697 WO2020234183A1 (en) 2019-05-17 2020-05-15 Shared power topology for led luminaires

Publications (3)

Publication Number Publication Date
JP2022533175A JP2022533175A (ja) 2022-07-21
JP2022533175A5 true JP2022533175A5 (https=) 2023-05-19
JP7503078B2 JP7503078B2 (ja) 2024-06-19

Family

ID=70738581

Family Applications (1)

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JP2021568617A Active JP7503078B2 (ja) 2019-05-17 2020-05-15 Led照明器具のための共有電源トポロジ

Country Status (5)

Country Link
US (2) US10841998B1 (https=)
EP (1) EP3970453B1 (https=)
JP (1) JP7503078B2 (https=)
CN (1) CN113841466B (https=)
WO (1) WO2020234183A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10841998B1 (en) * 2019-05-17 2020-11-17 Signify Holding B.V. Shared power topology for LED luminaires
WO2023012113A1 (en) 2021-08-03 2023-02-09 Signify Holding B.V. Redundant lighting driver system
CN114596821B (zh) * 2022-05-09 2022-08-16 惠科股份有限公司 控制电路、控制方法和显示装置
US12108503B2 (en) 2022-12-20 2024-10-01 Electronic Theatre Controls, Inc. Independent lighting control
US12538406B2 (en) 2022-12-20 2026-01-27 Electronic Theatre Controls, Inc. Independent lighting control

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011143510A1 (en) * 2010-05-12 2011-11-17 Lynk Labs, Inc. Led lighting system
JP2005310571A (ja) * 2004-04-22 2005-11-04 Nec Saitama Ltd カメラ機能付き携帯型電子機器
US7075252B1 (en) 2005-04-12 2006-07-11 Eaton Corporation LED driver circuit
JP2009545115A (ja) * 2006-07-26 2009-12-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 機能不全時に電気素子を非活性化する装置及び方法
US7520072B2 (en) 2007-05-09 2009-04-21 William Yu Exit signs with and without emergency lighting
US20080295371A1 (en) * 2007-05-30 2008-12-04 Georgiana Hsu Exit sign illuminated by color LEDs
WO2009064682A2 (en) * 2007-11-16 2009-05-22 Allegro Microsystems, Inc. Electronic circuits for driving series connected light emitting diode strings
US9226343B2 (en) 2007-11-30 2015-12-29 Nuwave, Llc Apparatus, system, method and computer program product for precise multistage programmable induction cooktop
CN201282580Y (zh) * 2008-09-28 2009-07-29 张荣民 大功率led驱动电路
JP4985669B2 (ja) 2009-02-05 2012-07-25 株式会社デンソー 発光ダイオード駆動回路
KR100922336B1 (ko) * 2009-02-17 2009-10-21 서철식 Led 조명 장치
US8564155B2 (en) * 2009-05-06 2013-10-22 Polar Semiconductor, Inc. Multiple output power supply
CN102032521B (zh) 2009-09-24 2013-08-07 富准精密工业(深圳)有限公司 发光二极管灯具
CN101674693B (zh) 2009-10-01 2012-07-18 英飞特电子(杭州)有限公司 一种适用于led驱动器的多路恒流控制电路
CN102606966A (zh) * 2011-01-25 2012-07-25 西安翌阳新能源技术工程有限公司 一种led发光装置
FR2974671B1 (fr) * 2011-04-28 2013-04-12 Saint Gobain Module a diodes électroluminescentes et vitrage lumineux avec un tel module a diodes
JP6532677B2 (ja) * 2011-05-19 2019-06-19 シグニファイ ホールディング ビー ヴィ 光発生装置
US20120306387A1 (en) 2011-05-31 2012-12-06 Microsemi Corporation Led driver arrangement with multiple current mirrors
US9875697B2 (en) 2011-08-30 2018-01-23 Magnachip Semiconductor, Ltd. Parallel constant current LED driving units for driving a LED string and method of performing the same
SG189603A1 (en) * 2011-11-04 2013-05-31 Opulent Electronics Internat Pte Ltd System for driving a plurality of high powered led units
US9660535B2 (en) 2011-11-11 2017-05-23 Microchip Technology Incorporated Method and system to dynamically position a switch mode power supply output voltage
TWI439170B (zh) * 2012-04-12 2014-05-21 Richtek Technology Corp 可改善led裝置的使用率的驅動電路及相關的定電流調節器
CN202647362U (zh) * 2012-04-20 2013-01-02 甄钊伟 一种彩色led灯饰
JP2013225449A (ja) * 2012-04-23 2013-10-31 Sharp Corp 照明装置
CN102802328B (zh) * 2012-09-05 2015-09-09 英飞特电子(杭州)股份有限公司 一种led光源的恒流驱动器及led灯具
ITPD20120410A1 (it) * 2012-12-27 2014-06-28 Automotive Lighting Italia Spa Circuito di pilotaggio di sorgenti luminose e fanale automobilistico provvisto di detto circuito di pilotaggio di sorgenti luminose
CN104075166B (zh) * 2013-03-26 2016-08-24 钰瀚科技股份有限公司 驱动数种颜色的发光二极管串的装置
CN103247279B (zh) 2013-05-13 2015-07-01 深圳市华星光电技术有限公司 一种发光半导体光源驱动电路及背光模组
RU2673249C2 (ru) 2013-11-25 2018-11-23 Филипс Лайтинг Холдинг Б.В. Способ управления устройством освещения, средство управления освещением и система освещения
CN104717784B (zh) * 2013-12-13 2018-09-14 台达电子企业管理(上海)有限公司 光源驱动电路
CA2875014A1 (en) 2013-12-17 2015-06-17 Ephesus Lighting, Inc. Lens structure for high intensity led fixture
JP6238166B2 (ja) * 2013-12-20 2017-11-29 パナソニックIpマネジメント株式会社 発光ユニット及び照明装置
KR20160017816A (ko) 2014-08-06 2016-02-17 삼성디스플레이 주식회사 광원 장치, 이의 구동 방법 및 이를 갖는 표시 장치
JP6332629B2 (ja) * 2014-09-11 2018-05-30 岩崎電気株式会社 Led電源及びled照明装置
DE102015104973B3 (de) * 2015-03-31 2016-08-18 Varroc Lighting Systems, s.r.o. Anordnung und Verfahren zur Ansteuerung von mehreren in einer Reihenschaltung angeordneten Leuchtdioden
CN107683630B (zh) 2015-04-23 2020-11-10 港大科桥有限公司 Ac-dc单个电感器多个输出led驱动器
CN104869711A (zh) * 2015-05-15 2015-08-26 西交利物浦大学 一种谐振型大功率多路输出led驱动电源
CN105323923B (zh) 2015-10-27 2018-11-30 浙江生辉照明有限公司 Led智能控制电路及led照明装置
CN106922069B (zh) * 2015-12-25 2023-05-16 四川新力光源股份有限公司 一种防电源故障灯箱
WO2017117195A1 (en) 2015-12-28 2017-07-06 Ephesus Lighting, Inc. System and method for control of an illumination device
CN109076681B (zh) 2016-03-08 2020-04-17 伊顿智能动力有限公司 用于互连照明装置的控制器
JP6757579B2 (ja) * 2016-03-18 2020-09-23 ローム株式会社 発光素子駆動装置、発光装置、車両
EP3443813A4 (en) * 2016-04-11 2019-11-20 Eaton Intelligent Power Limited Fail-safe led system
WO2018069464A1 (de) * 2016-10-13 2018-04-19 Elmos Semiconductor Aktiengesellschaft Led-beleuchtungsvorrichtung, insbesondere für fahrzeuge
US9717123B1 (en) 2016-10-17 2017-07-25 Integrated Silicon Solution, Inc. Audible noise reduction method for multiple LED channel systems
US9924574B1 (en) 2016-10-28 2018-03-20 Uledo Llc. Method and apparatus for controlling light output from a LED lamp
WO2018166856A1 (en) * 2017-03-14 2018-09-20 Lumileds Holding B.V. Led lighting circuit
CN108811221B (zh) * 2017-04-26 2020-08-04 嘉兴海拉灯具有限公司 一种led驱动装置、驱动方法及led灯具
US10334676B2 (en) 2017-05-17 2019-06-25 Eaton Intelligent Power Limited LED luminaire with constant current per-module control
US11812525B2 (en) * 2017-06-27 2023-11-07 Wangs Alliance Corporation Methods and apparatus for controlling the current supplied to light emitting diodes
US10455672B2 (en) 2017-08-23 2019-10-22 Eaton Intelligent Power Limited Time-based lighting control
US10841998B1 (en) * 2019-05-17 2020-11-17 Signify Holding B.V. Shared power topology for LED luminaires
US11985175B2 (en) 2020-03-25 2024-05-14 Snap Inc. Virtual interaction session to facilitate time limited augmented reality based communication between multiple users

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