CN102948257B - 用于照明元件测试的故障保护电流源 - Google Patents

用于照明元件测试的故障保护电流源 Download PDF

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Publication number
CN102948257B
CN102948257B CN201180029223.5A CN201180029223A CN102948257B CN 102948257 B CN102948257 B CN 102948257B CN 201180029223 A CN201180029223 A CN 201180029223A CN 102948257 B CN102948257 B CN 102948257B
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China
Prior art keywords
current
processor
voltage
output
control signal
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Expired - Fee Related
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CN201180029223.5A
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English (en)
Chinese (zh)
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CN102948257A (zh
Inventor
J·N·休莱特
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Vektrex Electronic Systems Inc
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Vektrex Electronic Systems Inc
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Publication of CN102948257A publication Critical patent/CN102948257A/zh
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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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Dc-Dc Converters (AREA)
  • Emergency Protection Circuit Devices (AREA)
CN201180029223.5A 2010-04-14 2011-04-14 用于照明元件测试的故障保护电流源 Expired - Fee Related CN102948257B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US28287010P 2010-04-14 2010-04-14
US61/282,870 2010-04-14
US13/086,313 2011-04-13
US13/086,313 US8503145B2 (en) 2010-04-14 2011-04-13 Fault protected current source for lighting element testing
PCT/US2011/032528 WO2011130535A1 (en) 2010-04-14 2011-04-14 Fault protected current source for lighting element testing

Publications (2)

Publication Number Publication Date
CN102948257A CN102948257A (zh) 2013-02-27
CN102948257B true CN102948257B (zh) 2014-07-02

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CN201180029223.5A Expired - Fee Related CN102948257B (zh) 2010-04-14 2011-04-14 用于照明元件测试的故障保护电流源

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Country Link
US (1) US8503145B2 (enExample)
EP (1) EP2559323B1 (enExample)
JP (1) JP5889871B2 (enExample)
CN (1) CN102948257B (enExample)
WO (1) WO2011130535A1 (enExample)

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EP2600694B1 (en) * 2011-11-30 2013-11-20 Vossloh-Schwabe Deutschland GmbH LED driver circuit with constant power safe operating area
US9549440B2 (en) 2012-05-29 2017-01-17 Vektrex Electronic Systems, Inc. Solid-state auxiliary lamp
EP2739119B1 (en) * 2012-11-30 2015-08-19 Dialog Semiconductor GmbH Short circuit detection for lighting circuits
WO2014204871A1 (en) 2013-06-19 2014-12-24 Dialog Semiconductor Inc. Led driver with comprehensive fault protections
US10141739B1 (en) * 2015-05-26 2018-11-27 The Watt Stopper, Inc. System for distributing DC power to and controlling building devices
US10093232B2 (en) 2015-09-16 2018-10-09 Truck-Lite Co., Llc Telematics road ready system
US10388161B2 (en) 2015-09-16 2019-08-20 Truck-Lite Co., Llc Telematics road ready system with user interface
US10065563B2 (en) * 2015-09-16 2018-09-04 Truck-Lite Co. Llc Light emitting diode failure detection system for a vehicle
US20190268675A1 (en) 2017-03-15 2019-08-29 Scott Troutman Telematics Road Ready System including a Bridge Integrator Unit
TWI720196B (zh) * 2017-05-10 2021-03-01 力智電子股份有限公司 直流對直流控制器及其控制方法
CN109462910A (zh) * 2018-09-21 2019-03-12 上海亚明照明有限公司 适用于led灯具的监测系统、方法、存储介质及电子终端
CN112086945B (zh) * 2020-08-05 2022-04-01 广东美的白色家电技术创新中心有限公司 一种过压保护电路以及电子设备
KR20220131063A (ko) * 2021-03-19 2022-09-27 에스케이하이닉스 주식회사 저전압 강하 레귤레이터
KR102350618B1 (ko) * 2021-05-31 2022-01-13 유정구 통합 led모듈 검사장치

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CN101207953A (zh) * 2006-12-21 2008-06-25 钰瀚科技股份有限公司 发光二极管驱动器以及驱动系统
CN101271343A (zh) * 2007-03-19 2008-09-24 株式会社理光 电源装置,使用该电源装置的led装置及电子设备
CN101505561A (zh) * 2008-02-05 2009-08-12 崇贸科技股份有限公司 发光二极管驱动器的控制电路及其离线控制电路

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JP4400880B2 (ja) 2004-10-05 2010-01-20 株式会社小糸製作所 車両用灯具の点灯制御回路
JP4468316B2 (ja) * 2006-02-15 2010-05-26 株式会社日立製作所 電源装置の過電流検出回路及び過電流検出方法
JP2007236126A (ja) * 2006-03-02 2007-09-13 Sharp Corp 電源装置およびこれを用いた電子機器
DE602006019969D1 (de) * 2006-10-27 2011-03-17 Airbus Operations Gmbh Lichtüberwachungssystem und Verfahren zum Betrieb eines solchen Systems
US8405321B2 (en) 2007-07-26 2013-03-26 Rohm Co., Ltd. Drive unit, smoothing circuit, DC/DC converter
US7756173B2 (en) * 2008-06-20 2010-07-13 Alfrey Anthony J Laser diode driver with adaptive compliance voltage
JP2010074956A (ja) * 2008-09-18 2010-04-02 Fuji Xerox Co Ltd 電源装置および画像形成装置
US8035315B2 (en) * 2008-12-22 2011-10-11 Freescale Semiconductor, Inc. LED driver with feedback calibration
US7986108B2 (en) * 2009-05-08 2011-07-26 Himax Analogic, Inc. LED driver and start-up feedback circuit therein
JP2011035134A (ja) * 2009-07-31 2011-02-17 Sanyo Electric Co Ltd 発光素子駆動回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101207953A (zh) * 2006-12-21 2008-06-25 钰瀚科技股份有限公司 发光二极管驱动器以及驱动系统
CN101271343A (zh) * 2007-03-19 2008-09-24 株式会社理光 电源装置,使用该电源装置的led装置及电子设备
CN101505561A (zh) * 2008-02-05 2009-08-12 崇贸科技股份有限公司 发光二极管驱动器的控制电路及其离线控制电路

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Nurnberg, Germany.Series SSP120,SSP240,SSP320 Programmable Power Supplies.《SSP-KONSTANTER 32N Series SSP120,SSP240,SSP320 Programmable Power Supplies》.2005,P1-92.
Nurnberg, Germany.Series SSP120,SSP240,SSP320 Programmable Power Supplies.《SSP-KONSTANTER 32N Series SSP120,SSP240,SSP320 Programmable Power Supplies》.2005,P1-92. *

Also Published As

Publication number Publication date
JP2013524768A (ja) 2013-06-17
WO2011130535A1 (en) 2011-10-20
EP2559323A1 (en) 2013-02-20
US20110254530A1 (en) 2011-10-20
JP5889871B2 (ja) 2016-03-22
US8503145B2 (en) 2013-08-06
EP2559323B1 (en) 2018-05-23
CN102948257A (zh) 2013-02-27

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Granted publication date: 20140702