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 PDFInfo
- 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
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)
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)
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)
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 |
-
2011
- 2011-11-10 CA CA2857527A patent/CA2857527A1/en not_active Abandoned
- 2011-11-10 CN CN201180076237.2A patent/CN104025712B/zh not_active Expired - Fee Related
- 2011-11-10 WO PCT/CN2011/082056 patent/WO2013067704A1/en active Application Filing
- 2011-11-10 EP EP11875405.0A patent/EP2777365A4/en not_active Withdrawn
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 |