JP2020507180A5 - - Google Patents

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Publication number
JP2020507180A5
JP2020507180A5 JP2019539792A JP2019539792A JP2020507180A5 JP 2020507180 A5 JP2020507180 A5 JP 2020507180A5 JP 2019539792 A JP2019539792 A JP 2019539792A JP 2019539792 A JP2019539792 A JP 2019539792A JP 2020507180 A5 JP2020507180 A5 JP 2020507180A5
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JP
Japan
Prior art keywords
current
circuit
expected
pulse
pulse current
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JP2019539792A
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English (en)
Japanese (ja)
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JP7163292B2 (ja
JP2020507180A (ja
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Priority claimed from PCT/EP2018/051497 external-priority patent/WO2018134422A1/en
Publication of JP2020507180A publication Critical patent/JP2020507180A/ja
Publication of JP2020507180A5 publication Critical patent/JP2020507180A5/ja
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Publication of JP7163292B2 publication Critical patent/JP7163292B2/ja
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JP2019539792A 2017-01-23 2018-01-23 調光可能なパルス駆動されるｌｅｄライトストリングの健全性状態を判断するためのシステム及び方法 Active JP7163292B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762449559P 2017-01-23 2017-01-23
US62/449,559 2017-01-23
EP17154914.0 2017-02-07
EP17154914 2017-02-07
PCT/EP2018/051497 WO2018134422A1 (en) 2017-01-23 2018-01-23 System, and method for determining a health status of a dimmable pulsed led light string

Publications (3)

Publication Number Publication Date
JP2020507180A JP2020507180A (ja) 2020-03-05
JP2020507180A5 true JP2020507180A5 (https=) 2021-03-04
JP7163292B2 JP7163292B2 (ja) 2022-10-31

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ID=61094464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019539792A Active JP7163292B2 (ja) 2017-01-23 2018-01-23 調光可能なパルス駆動されるｌｅｄライトストリングの健全性状態を判断するためのシステム及び方法

Country Status (4)

Country Link
US (1) US11470702B2 (https=)
EP (1) EP3571896B1 (https=)
JP (1) JP7163292B2 (https=)
CN (1) CN110178445B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112387695A (zh) * 2020-10-14 2021-02-23 北京北方华创微电子装备有限公司 超声波清洗装置、半导体设备及其控制方法
CN115107832A (zh) * 2022-08-09 2022-09-27 中车唐山机车车辆有限公司 列车前照灯控制方法、车载终端、控制系统及存储介质
GB2624624A (en) * 2022-11-16 2024-05-29 Visive Group Ltd Apparatus and method

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Publication number Priority date Publication date Assignee Title
GB2135540A (en) 1983-02-17 1984-08-30 Pa Consulting Services Lamp failure alarm
DE3927888A1 (de) 1989-08-24 1991-02-28 Philips Patentverwaltung Wechselrichteranordnung
JPH03110797U (https=) * 1990-02-27 1991-11-13
GB0103888D0 (en) 2001-02-16 2001-04-04 Raynesway Construction Souther Road lighting system
JP3882773B2 (ja) 2003-04-03 2007-02-21 ソニー株式会社 画像表示装置、駆動回路装置および発光ダイオードの不良検出方法
DE102004025909A1 (de) 2004-05-27 2005-12-22 Infineon Technologies Ag Stromversorgungsanordnung zur Stromversorgung einer Last
JP4157106B2 (ja) 2005-03-29 2008-09-24 株式会社ナナオ 液晶表示装置および液晶表示装置の寿命予測方法
EP1750486B2 (en) 2005-07-29 2018-08-15 OSRAM GmbH A multiple-cell LED arrangement, related cell and manufacturing process
TWI356366B (en) 2006-10-19 2012-01-11 Richtek Technology Corp Backlight control circuit
JP2010052630A (ja) * 2008-08-29 2010-03-11 Koito Mfg Co Ltd 車両用灯具の調光制御システム
JP5233904B2 (ja) * 2009-08-18 2013-07-10 サンケン電気株式会社 Ｌｅｄ駆動回路
JP5625287B2 (ja) 2009-08-21 2014-11-19 カシオ計算機株式会社 光源装置、投影装置、投影方法及びプログラム
WO2011084525A1 (en) 2009-12-16 2011-07-14 Exclara, Inc. Adaptive current regulation for solid state lighting
IT1399835B1 (it) 2010-03-23 2013-05-03 St Microelectronics Srl Metodo automatico per rilevare condizioni di corto circuito e di circuito aperto sull'uscita di un driver led
JP5749465B2 (ja) 2010-09-07 2015-07-15 ローム株式会社 発光素子の駆動回路、それを用いた発光装置および電子機器
WO2013014580A1 (en) 2011-07-22 2013-01-31 Koninklijke Philips Electronics N.V. Light emitting diode driver with non-destructive circuit for indicating fault or outage of light emitting diode load
JP2014019171A (ja) * 2012-07-12 2014-02-03 Yamaha Motor Co Ltd 方向指示器及びそれを備えた鞍乗型車両用方向指示装置
EP2739119B1 (en) 2012-11-30 2015-08-19 Dialog Semiconductor GmbH Short circuit detection for lighting circuits
ITBO20120674A1 (it) 2012-12-17 2014-06-18 Schneider Electric Ind Italia S P A Gruppo per il rilievo dell'emissione luminosa di sorgenti di illuminazione di emergenza, particolarmente del tipo a led
WO2014118658A1 (en) 2013-01-29 2014-08-07 Koninklijke Philips N.V. A method of controlling a lighting system and a lighting system
JP6160955B2 (ja) 2013-07-10 2017-07-12 パナソニックＩｐマネジメント株式会社 発光ダイオード駆動装置、それを備えた車両用照明装置および車両
JP6234154B2 (ja) 2013-10-15 2017-11-22 三菱電機株式会社 光源制御装置及び光源制御方法
JP6337649B2 (ja) * 2014-06-30 2018-06-06 レシップホールディングス株式会社 Ｌｅｄランプユニットおよび車両用ランプ装置
JP6544674B2 (ja) 2015-03-02 2019-07-17 パナソニックＩｐマネジメント株式会社 点灯装置、前照灯装置及び車両

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