CA2857527A1 - Device for failure protection in lighting devices having light emitting diodes - Google Patents

Device for failure protection in lighting devices having light emitting diodes Download PDF

Info

Publication number
CA2857527A1
CA2857527A1 CA2857527A CA2857527A CA2857527A1 CA 2857527 A1 CA2857527 A1 CA 2857527A1 CA 2857527 A CA2857527 A CA 2857527A CA 2857527 A CA2857527 A CA 2857527A CA 2857527 A1 CA2857527 A1 CA 2857527A1
Authority
CA
Canada
Prior art keywords
lighting device
protection device
switch
voltage
fault
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.)
Abandoned
Application number
CA2857527A
Other languages
English (en)
French (fr)
Inventor
Gang Yao
Hongshan TAO
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.)
General Electric Co
Original Assignee
General Electric Co
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
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2857527A1 publication Critical patent/CA2857527A1/en
Abandoned legal-status Critical Current

Links

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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • 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]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
CA2857527A 2011-11-10 2011-11-10 Device for failure protection in lighting devices having light emitting diodes Abandoned CA2857527A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/082056 WO2013067704A1 (en) 2011-11-10 2011-11-10 Device for failure protection in lighting devices having light emitting diodes

Publications (1)

Publication Number Publication Date
CA2857527A1 true CA2857527A1 (en) 2013-05-16

Family

ID=48288465

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2857527A Abandoned CA2857527A1 (en) 2011-11-10 2011-11-10 Device for failure protection in lighting devices having light emitting diodes

Country Status (4)

Country Link
EP (1) EP2777365A4 (zh)
CN (1) CN104025712B (zh)
CA (1) CA2857527A1 (zh)
WO (1) WO2013067704A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107466488B (zh) 2015-03-30 2019-12-10 飞利浦照明控股有限公司 隔离驱动器
CN105870896B (zh) * 2016-05-20 2019-01-25 上海晶丰明源半导体股份有限公司 一种输出短路保护电路、负载驱动系统及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0752804B1 (en) * 1995-07-05 1999-12-01 MAGNETEK S.p.A. Supply circuit for discharge lamps with means for preheating the electrodes
US6274987B1 (en) * 1996-05-08 2001-08-14 Magnetek, Inc. Power sensing lamp protection circuit for ballasts driving gas discharge lamps
JPH11103021A (ja) * 1997-09-26 1999-04-13 Seiko Instruments Inc 保護回路および保護回路を用いた電子回路
US6480043B2 (en) * 1999-05-24 2002-11-12 Semiconductor Components Industries Llc Circuit and method for protecting a switching power supply from a fault condition
US6580593B2 (en) * 2001-03-14 2003-06-17 Power Integrations, Inc. Method and apparatus for fault condition protection of a switched mode power supply
US20030112573A1 (en) * 2001-12-13 2003-06-19 Daniel Perez Method and apparatus for preventing overload in a circuit
KR20110059789A (ko) * 2008-09-23 2011-06-03 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 자동 리셋 기능을 가진 전원 장치, 예컨대 ｌｅｄ 구동기용 전류 제한 제어
JP2010129612A (ja) * 2008-11-25 2010-06-10 Panasonic Electric Works Co Ltd 点灯装置
CN101917809B (zh) * 2010-08-24 2013-11-13 成都芯源系统有限公司 驱动多个发光元件的驱动器、驱动方法以及显示设备

Also Published As

Publication number Publication date
WO2013067704A1 (en) 2013-05-16
CN104025712A (zh) 2014-09-03
EP2777365A1 (en) 2014-09-17
EP2777365A4 (en) 2015-12-02
CN104025712B (zh) 2016-12-21

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20160909

FZDE Discontinued

Effective date: 20201008