CN105633911A - Led装置的保护电路及方法 - Google Patents
Led装置的保护电路及方法 Download PDFInfo
- Publication number
- CN105633911A CN105633911A CN201511024055.7A CN201511024055A CN105633911A CN 105633911 A CN105633911 A CN 105633911A CN 201511024055 A CN201511024055 A CN 201511024055A CN 105633911 A CN105633911 A CN 105633911A
- Authority
- CN
- China
- Prior art keywords
- circuit
- input terminus
- comparer
- protection
- acquisition circuit
- 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
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
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/041—Controlling the light-intensity of the source
- H05B39/044—Controlling the light-intensity of the source continuously
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (11)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511024055.7A CN105633911B (zh) | 2015-12-30 | 2015-12-30 | Led装置的保护电路及方法 |
US15/741,992 US10257908B2 (en) | 2015-12-30 | 2016-12-07 | LED device protection circuit and method thereof |
PCT/CN2016/108861 WO2017114114A1 (en) | 2015-12-30 | 2016-12-07 | Led device protection circuit and method thereof |
EP16880904.4A EP3398235A4 (en) | 2015-12-30 | 2016-12-07 | LED DEVICE PROTECTION CIRCUIT AND CORRESPONDING METHOD |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511024055.7A CN105633911B (zh) | 2015-12-30 | 2015-12-30 | Led装置的保护电路及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105633911A true CN105633911A (zh) | 2016-06-01 |
CN105633911B CN105633911B (zh) | 2018-06-26 |
Family
ID=56048581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201511024055.7A Active CN105633911B (zh) | 2015-12-30 | 2015-12-30 | Led装置的保护电路及方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10257908B2 (zh) |
EP (1) | EP3398235A4 (zh) |
CN (1) | CN105633911B (zh) |
WO (1) | WO2017114114A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017114114A1 (en) * | 2015-12-30 | 2017-07-06 | Sengled Co., Ltd. | Led device protection circuit and method thereof |
CN109640441A (zh) * | 2018-12-14 | 2019-04-16 | 普诚创智(成都)科技有限公司 | 一种Triac开关检测电路 |
WO2021120561A1 (zh) * | 2019-12-16 | 2021-06-24 | 毛昭祺 | 一种可热插拔的led驱动电源及其控制方法 |
EP3552296B1 (de) * | 2016-12-07 | 2023-11-01 | Tridonic GmbH & Co KG | Verfahren zum identifizieren des typs einer einem betriebsgerät für leuchtmittel zugeführten versorgungsspannung |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106329965B (zh) * | 2016-09-12 | 2019-05-21 | 生迪智慧科技有限公司 | 整流电路和调光电路 |
CN114269048A (zh) * | 2021-11-05 | 2022-04-01 | 赛尔富电子有限公司 | 一种控制保护电路 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101795517A (zh) * | 2010-02-08 | 2010-08-04 | 英飞特电子(杭州)有限公司 | 用于前沿和/或后沿调光的pwm斩波led驱动电路 |
CN202488803U (zh) * | 2011-12-15 | 2012-10-10 | 成都芯源系统有限公司 | Led驱动装置及其控制器 |
US20130162175A1 (en) * | 2011-12-26 | 2013-06-27 | Lg Display Co., Ltd. | Drive voltage generation circuit for light emitting diode display device and method for driving the same |
CN103376370A (zh) * | 2012-04-18 | 2013-10-30 | 杭州必易科技有限公司 | 一种检测三端双向交流开关调光器角度的装置及方法 |
CN103762850A (zh) * | 2010-02-09 | 2014-04-30 | 电力集成公司 | 用于开关电源的调光电路的相角测量 |
TW201434345A (zh) * | 2013-02-20 | 2014-09-01 | Cmos Corp E | 驅動模組及其照明裝置 |
CN205565687U (zh) * | 2015-12-30 | 2016-09-07 | 生迪智慧科技有限公司 | Led装置的保护电路 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8344638B2 (en) * | 2008-07-29 | 2013-01-01 | Point Somee Limited Liability Company | Apparatus, system and method for cascaded power conversion |
TWI495389B (zh) * | 2008-09-05 | 2015-08-01 | Eldolab Holding Bv | 以發光二極體為光源之照明系統 |
EP2214456A1 (en) * | 2009-01-22 | 2010-08-04 | Nanker(Guang Zhou)Semiconductor Manufacturing Corp. | LED lamp circuit |
WO2013090945A1 (en) * | 2011-12-16 | 2013-06-20 | Advanced Lighting Technologies, Inc. | Near unity power factor long life low cost led lamp retrofit system and method |
EP3609298A1 (en) * | 2014-11-04 | 2020-02-12 | Signify Holding B.V. | Led lighting system |
CN104619083B (zh) * | 2015-01-15 | 2017-10-20 | 生迪光电科技股份有限公司 | 兼容可控硅的恒压电路、led调光电路及led照明设备 |
CN105101538B (zh) | 2015-07-08 | 2018-10-23 | 浙江生辉照明有限公司 | 可控硅电流保护电路和方法、调光电路及照明设备 |
CN105633911B (zh) | 2015-12-30 | 2018-06-26 | 生迪智慧科技有限公司 | Led装置的保护电路及方法 |
-
2015
- 2015-12-30 CN CN201511024055.7A patent/CN105633911B/zh active Active
-
2016
- 2016-12-07 EP EP16880904.4A patent/EP3398235A4/en not_active Withdrawn
- 2016-12-07 US US15/741,992 patent/US10257908B2/en not_active Expired - Fee Related
- 2016-12-07 WO PCT/CN2016/108861 patent/WO2017114114A1/en active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101795517A (zh) * | 2010-02-08 | 2010-08-04 | 英飞特电子(杭州)有限公司 | 用于前沿和/或后沿调光的pwm斩波led驱动电路 |
CN103762850A (zh) * | 2010-02-09 | 2014-04-30 | 电力集成公司 | 用于开关电源的调光电路的相角测量 |
CN202488803U (zh) * | 2011-12-15 | 2012-10-10 | 成都芯源系统有限公司 | Led驱动装置及其控制器 |
US20130162175A1 (en) * | 2011-12-26 | 2013-06-27 | Lg Display Co., Ltd. | Drive voltage generation circuit for light emitting diode display device and method for driving the same |
CN103376370A (zh) * | 2012-04-18 | 2013-10-30 | 杭州必易科技有限公司 | 一种检测三端双向交流开关调光器角度的装置及方法 |
TW201434345A (zh) * | 2013-02-20 | 2014-09-01 | Cmos Corp E | 驅動模組及其照明裝置 |
CN205565687U (zh) * | 2015-12-30 | 2016-09-07 | 生迪智慧科技有限公司 | Led装置的保护电路 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017114114A1 (en) * | 2015-12-30 | 2017-07-06 | Sengled Co., Ltd. | Led device protection circuit and method thereof |
US10257908B2 (en) | 2015-12-30 | 2019-04-09 | Sengled Co., Ltd. | LED device protection circuit and method thereof |
EP3552296B1 (de) * | 2016-12-07 | 2023-11-01 | Tridonic GmbH & Co KG | Verfahren zum identifizieren des typs einer einem betriebsgerät für leuchtmittel zugeführten versorgungsspannung |
CN109640441A (zh) * | 2018-12-14 | 2019-04-16 | 普诚创智(成都)科技有限公司 | 一种Triac开关检测电路 |
WO2021120561A1 (zh) * | 2019-12-16 | 2021-06-24 | 毛昭祺 | 一种可热插拔的led驱动电源及其控制方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3398235A4 (en) | 2019-02-13 |
US20180206301A1 (en) | 2018-07-19 |
WO2017114114A1 (en) | 2017-07-06 |
US10257908B2 (en) | 2019-04-09 |
EP3398235A1 (en) | 2018-11-07 |
CN105633911B (zh) | 2018-06-26 |
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PB01 | Publication | ||
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protection circuit and method of LED device Effective date of registration: 20191124 Granted publication date: 20180626 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230208 Granted publication date: 20180626 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protection circuit and method of LED device Effective date of registration: 20230210 Granted publication date: 20180626 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2023330000341 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |