GB2475127A - Dimmable lighting system for LEDs - Google Patents

Dimmable lighting system for LEDs Download PDF

Info

Publication number
GB2475127A
GB2475127A GB1016908A GB201016908A GB2475127A GB 2475127 A GB2475127 A GB 2475127A GB 1016908 A GB1016908 A GB 1016908A GB 201016908 A GB201016908 A GB 201016908A GB 2475127 A GB2475127 A GB 2475127A
Authority
GB
United Kingdom
Prior art keywords
dimmer
circuit
setpoint
current
setpoint value
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.)
Withdrawn
Application number
GB1016908A
Other languages
English (en)
Other versions
GB201016908D0 (en
Inventor
Andro Veltman
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.)
Lemnis Lighting Patents Holding BV
Original Assignee
Lemnis Lighting Patents Holding BV
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 Lemnis Lighting Patents Holding BV filed Critical Lemnis Lighting Patents Holding BV
Publication of GB201016908D0 publication Critical patent/GB201016908D0/en
Publication of GB2475127A publication Critical patent/GB2475127A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H05B33/0839—
    • H05B33/0845—
    • 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
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
GB1016908A 2009-10-07 2010-10-07 Dimmable lighting system for LEDs Withdrawn GB2475127A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24948309P 2009-10-07 2009-10-07

Publications (2)

Publication Number Publication Date
GB201016908D0 GB201016908D0 (en) 2010-11-24
GB2475127A true GB2475127A (en) 2011-05-11

Family

ID=43304213

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1016908A Withdrawn GB2475127A (en) 2009-10-07 2010-10-07 Dimmable lighting system for LEDs

Country Status (7)

Country Link
EP (1) EP2486776A2 (https=)
JP (3) JP5935063B2 (https=)
KR (1) KR20120082912A (https=)
CN (1) CN102648664B (https=)
GB (1) GB2475127A (https=)
TW (1) TW201129253A (https=)
WO (1) WO2011042510A2 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8179058B1 (en) * 2011-05-13 2012-05-15 Lumenpulse Lighting, Inc. Determine a setting of a TRIAC dimmer through induced relaxation oscillation
BR112014018602A8 (pt) * 2012-02-01 2017-07-11 Koninklijke Philips Nv Dispositivo de condução para conduzir uma carga, método de condução para conduzir uma carga e aparelho de iluminação
EP2665338B1 (en) * 2012-05-18 2020-07-08 Silergy Corp. A control circuit for a phase-out dimmer and a method of controlling a phase-cut dimmer
JP2013243069A (ja) * 2012-05-22 2013-12-05 Shihen Tech Corp 照明用直流電源装置および照明用器具
KR101433160B1 (ko) * 2012-10-10 2014-08-26 세영정보통신(주) 블록형 led모듈
EP2741587B1 (fr) * 2012-12-04 2017-07-19 Hager Controls SAS Dispositif variateur de l'intensité de la lumière dans des charges lumineuses
DE112013005846T5 (de) * 2012-12-07 2015-08-20 Panasonic Intellectual Property Management Co., Ltd. Ansteuerschaltung, Beleuchtungsquelle und Beleuchtungsbaugruppe
WO2014159456A1 (en) * 2013-03-12 2014-10-02 Power Integrations, Inc. Integrated current controller for maintaining holding current of a dimmer circuit
US9089012B2 (en) 2013-05-24 2015-07-21 Terralux, Inc. Secondary-side sensing of phase-dimming signal
US9648676B2 (en) 2013-11-19 2017-05-09 Power Integrations, Inc. Bleeder circuit emulator for a power converter
CN104052953B (zh) * 2014-06-16 2017-04-12 苏州佳世达电通有限公司 显示器及其控制方法
US11206718B2 (en) 2017-07-07 2021-12-21 Signify Holding B.V. Lighting driver, lighting circuit and drive method
CN108495411B (zh) * 2018-04-04 2023-12-05 天津安健致远国际贸易有限公司 鞋灯控制电路及闪光鞋
CN115643657B (zh) * 2022-10-08 2024-09-03 深圳拓邦股份有限公司 一种灯具调光方法、存储介质及计算机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080180036A1 (en) * 2007-01-31 2008-07-31 Lighting Science Group Corporation Method and apparatus for operating a light emitting diode with a dimmer
WO2009121956A1 (en) * 2008-04-04 2009-10-08 Lemnis Lighting Patent Holding B.V. Dimmer triggering circuit, dimmer system and dimmable device
WO2010146529A1 (en) * 2009-06-18 2010-12-23 Koninklijke Philips Electronics N.V. Power interface with leds for a triac dimmer
US20100327773A1 (en) * 2009-06-30 2010-12-30 Wei Gu Method and system for dimming an offline led driver

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646162B2 (ja) * 1986-01-23 1994-06-15 矢崎総業株式会社 車両用電子メ−タの調光制御装置
JPH1145785A (ja) * 1997-07-28 1999-02-16 Matsushita Electric Works Ltd 調光器
EP1752022A1 (en) * 2004-05-19 2007-02-14 Polybrite International, Inc. Dimming circuit for led lighting device with means for holding triac in conduction
US7102902B1 (en) * 2005-02-17 2006-09-05 Ledtronics, Inc. Dimmer circuit for LED
JP4744966B2 (ja) * 2005-07-26 2011-08-10 パナソニック電工株式会社 発光ダイオード用直流電源装置およびそれを用いる照明器具
WO2007026170A2 (en) * 2005-09-03 2007-03-08 E-Light Limited Improvements to lighting systems
JP2007095635A (ja) * 2005-09-30 2007-04-12 Yamaguchi Univ 表示ディスプレイにおける照明装置の調光制御を行う方法及び装置
CN101001497B (zh) * 2006-01-12 2011-07-27 普诚科技股份有限公司 萤光灯调光系统、控制装置及其方法
US7902769B2 (en) * 2006-01-20 2011-03-08 Exclara, Inc. Current regulator for modulating brightness levels of solid state lighting
DE102006028670B4 (de) * 2006-06-22 2018-10-25 Tridonic Gmbh & Co Kg Dimmbares Betriebsgerät mit interner Dimmkennlinie, Verfahren zur Kompensation von Toleranzen von durch ein Betriebsgerät angesteuerten Leuchtdioden und Verfahren zur Konfiguration eines Betriebsgeräts für Leuchtmittel
CN200976693Y (zh) * 2006-11-14 2007-11-14 叶道福 旋转调光器
US7667408B2 (en) * 2007-03-12 2010-02-23 Cirrus Logic, Inc. Lighting system with lighting dimmer output mapping
CN101184353B (zh) * 2007-10-24 2011-05-11 李舒 无线电遥控地址可编程双向通信数字灯光控制系统
JP4687735B2 (ja) * 2008-03-24 2011-05-25 東芝ライテック株式会社 電源装置及び照明器具

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080180036A1 (en) * 2007-01-31 2008-07-31 Lighting Science Group Corporation Method and apparatus for operating a light emitting diode with a dimmer
WO2009121956A1 (en) * 2008-04-04 2009-10-08 Lemnis Lighting Patent Holding B.V. Dimmer triggering circuit, dimmer system and dimmable device
WO2010146529A1 (en) * 2009-06-18 2010-12-23 Koninklijke Philips Electronics N.V. Power interface with leds for a triac dimmer
US20100327773A1 (en) * 2009-06-30 2010-12-30 Wei Gu Method and system for dimming an offline led driver

Also Published As

Publication number Publication date
JP2016146358A (ja) 2016-08-12
JP6541606B2 (ja) 2019-07-10
JP2019091727A (ja) 2019-06-13
WO2011042510A2 (en) 2011-04-14
JP2013507729A (ja) 2013-03-04
CN102648664B (zh) 2015-04-22
CN102648664A (zh) 2012-08-22
GB201016908D0 (en) 2010-11-24
TW201129253A (en) 2011-08-16
WO2011042510A3 (en) 2012-02-02
JP6921138B2 (ja) 2021-08-18
EP2486776A2 (en) 2012-08-15
JP5935063B2 (ja) 2016-06-15
KR20120082912A (ko) 2012-07-24

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)