CN103190062B - 基于三端双向可控硅开关调光器的占空因子探测 - Google Patents
基于三端双向可控硅开关调光器的占空因子探测 Download PDFInfo
- Publication number
- CN103190062B CN103190062B CN201180053471.3A CN201180053471A CN103190062B CN 103190062 B CN103190062 B CN 103190062B CN 201180053471 A CN201180053471 A CN 201180053471A CN 103190062 B CN103190062 B CN 103190062B
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- Prior art keywords
- circuit
- thyristor switch
- light modulator
- voltage
- output
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 claims abstract description 46
- 238000000034 method Methods 0.000 claims description 17
- 238000012546 transfer Methods 0.000 claims description 11
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- 238000006243 chemical reaction Methods 0.000 claims 3
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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]
- H05B45/10—Controlling the intensity of the light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
-
- 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]
- H05B45/375—Switched mode power supply [SMPS] using buck topology
-
- 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]
- H05B45/385—Switched mode power supply [SMPS] using flyback 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41026910P | 2010-11-04 | 2010-11-04 | |
US61/410,269 | 2010-11-04 | ||
US13/194,531 | 2011-07-29 | ||
US13/194,531 US8716957B2 (en) | 2010-07-30 | 2011-07-29 | Powering high-efficiency lighting devices from a triac-based dimmer |
PCT/US2011/058884 WO2012061454A2 (en) | 2010-11-04 | 2011-11-02 | Duty factor probing of a triac-based dimmer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103190062A CN103190062A (zh) | 2013-07-03 |
CN103190062B true CN103190062B (zh) | 2016-08-31 |
Family
ID=44983739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180053471.3A Expired - Fee Related CN103190062B (zh) | 2010-11-04 | 2011-11-02 | 基于三端双向可控硅开关调光器的占空因子探测 |
Country Status (4)
Country | Link |
---|---|
US (2) | US8941316B2 (zh) |
EP (2) | EP2741586A1 (zh) |
CN (1) | CN103190062B (zh) |
WO (1) | WO2012061454A2 (zh) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7667408B2 (en) | 2007-03-12 | 2010-02-23 | Cirrus Logic, Inc. | Lighting system with lighting dimmer output mapping |
US7288902B1 (en) | 2007-03-12 | 2007-10-30 | Cirrus Logic, Inc. | Color variations in a dimmable lighting device with stable color temperature light sources |
US8947016B2 (en) | 2010-07-30 | 2015-02-03 | Cirrus Logic, Inc. | Transformer-isolated LED lighting circuit with secondary-side dimming control |
EP2599202B1 (en) | 2010-07-30 | 2014-03-19 | Cirrus Logic, Inc. | Powering high-efficiency lighting devices from a triac-based dimmer |
US8536799B1 (en) | 2010-07-30 | 2013-09-17 | Cirrus Logic, Inc. | Dimmer detection |
US8729811B2 (en) | 2010-07-30 | 2014-05-20 | Cirrus Logic, Inc. | Dimming multiple lighting devices by alternating energy transfer from a magnetic storage element |
US8847515B2 (en) | 2010-08-24 | 2014-09-30 | Cirrus Logic, Inc. | Multi-mode dimmer interfacing including attach state control |
US9307601B2 (en) | 2010-08-17 | 2016-04-05 | Koninklijke Philips N.V. | Input voltage sensing for a switching power converter and a triac-based dimmer |
EP2741586A1 (en) * | 2010-11-04 | 2014-06-11 | Cirrus Logic, Inc. | Duty factor probing of a triac-based dimmer |
EP2681969B1 (en) * | 2010-11-16 | 2019-01-09 | Philips Lighting Holding B.V. | Trailing edge dimmer compatibility with dimmer high resistance prediction |
US20120161665A1 (en) * | 2010-12-23 | 2012-06-28 | Tom William Thornton | Precision light control apparatus and methods |
TW201230869A (en) * | 2011-01-05 | 2012-07-16 | Advanpower Internat Ltd | Smart dimmable power supply apparatus for energy saving lamp and method for the same |
US20120229052A1 (en) * | 2011-03-08 | 2012-09-13 | Ching-Nan Yang | Automatic lighting system |
US20120248993A1 (en) * | 2011-04-01 | 2012-10-04 | Lei Yueh Enterprise Co., Ltd. | Method and Apparatus of Converting Output of Triac Dimmer to Control Operations of LED Lighting |
US8866392B2 (en) * | 2011-08-31 | 2014-10-21 | Chia-Teh Chen | Two-level LED security light with motion sensor |
US8710754B2 (en) * | 2011-09-12 | 2014-04-29 | Juno Manufacturing Llc | Dimmable LED light fixture having adjustable color temperature |
EP2745623B1 (en) * | 2011-10-12 | 2017-08-02 | Dialog Semiconductor GmbH | Driver circuits for solid state light bulb assemblies |
CN103947289B (zh) * | 2011-11-14 | 2017-03-01 | 皇家飞利浦有限公司 | 用于对固态照明设备的最大输出驱动电压进行控制的系统和方法 |
US9167662B2 (en) | 2012-02-29 | 2015-10-20 | Cirrus Logic, Inc. | Mixed load current compensation for LED lighting |
EP2645815A1 (en) * | 2012-03-27 | 2013-10-02 | Koninklijke Philips N.V. | LED lighting system |
EP2699057B1 (en) | 2012-08-14 | 2018-01-10 | Silergy Corp. | Led controller circuit |
US9184661B2 (en) | 2012-08-27 | 2015-11-10 | Cirrus Logic, Inc. | Power conversion with controlled capacitance charging including attach state control |
US9155162B2 (en) | 2012-09-14 | 2015-10-06 | Lutron Electronics Co., Inc. | Two-wire dimmer with improved zero-cross detection |
US9250669B2 (en) | 2012-09-14 | 2016-02-02 | Lutron Electronics Co., Inc. | Power measurement in a two-wire load control device |
US9496844B1 (en) | 2013-01-25 | 2016-11-15 | Koninklijke Philips N.V. | Variable bandwidth filter for dimmer phase angle measurements |
WO2014152933A1 (en) | 2013-03-14 | 2014-09-25 | Cirrus Logic, Inc. | Controlled electronic system power dissipation via an auxiliary-power dissipation circuit |
US9282598B2 (en) | 2013-03-15 | 2016-03-08 | Koninklijke Philips N.V. | System and method for learning dimmer characteristics |
JP6103478B2 (ja) * | 2013-03-22 | 2017-03-29 | 東芝ライテック株式会社 | 電源回路及び照明装置 |
US9369116B2 (en) * | 2013-06-07 | 2016-06-14 | Texas Instruments Incorporated | Leading-edge phase-cut dimmer detector |
KR101702387B1 (ko) * | 2013-08-02 | 2017-02-03 | 주식회사 르코어테크놀러지 | Led 구동 집적회로 및 그 구동 방법 |
US9543845B2 (en) * | 2013-10-15 | 2017-01-10 | Power Integrations, Inc. | Generating a control signal based on leading edge dimming detection for maintaining input current of a power converter |
US9621062B2 (en) | 2014-03-07 | 2017-04-11 | Philips Lighting Holding B.V. | Dimmer output emulation with non-zero glue voltage |
US9277611B2 (en) | 2014-03-17 | 2016-03-01 | Terralux, Inc. | LED driver with high dimming compatibility without the use of bleeders |
US9215772B2 (en) * | 2014-04-17 | 2015-12-15 | Philips International B.V. | Systems and methods for minimizing power dissipation in a low-power lamp coupled to a trailing-edge dimmer |
CN103904897B (zh) * | 2014-04-17 | 2016-08-24 | 矽力杰半导体技术(杭州)有限公司 | 开关电源控制电路、开关电源、前沿检测电路和方法 |
KR102206282B1 (ko) | 2014-09-05 | 2021-01-22 | 서울반도체 주식회사 | 발광소자 구동회로 및 조명장치 |
FR3026490B1 (fr) | 2014-09-30 | 2016-12-23 | Sagem Defense Securite | Procede d'identification de l'existence d'une panne, procede d'identification d'un equipement relais en panne, procede d'identification du type de panne et systeme d'alimentation associe |
US9455636B2 (en) * | 2014-12-16 | 2016-09-27 | Stmicroelectronics S.R.L. | Control method and device employing primary side regulation in a quasi-resonant AC/DC flyback converter |
US9788378B2 (en) * | 2015-02-10 | 2017-10-10 | Cree, Inc. | LED luminaire |
JP6562352B2 (ja) * | 2015-09-10 | 2019-08-21 | パナソニックIpマネジメント株式会社 | 調光装置 |
NL2015923B1 (en) * | 2015-12-08 | 2017-06-28 | Eldolab Holding Bv | LED driver. |
US20190053340A1 (en) * | 2017-08-11 | 2019-02-14 | Noir Lighting, Inc. | Systems and methods for lighting automation and control |
WO2019123618A1 (ja) * | 2017-12-21 | 2019-06-27 | 東芝キヤリア株式会社 | ゼロクロス検出装置および電力変換装置 |
CN111567146B (zh) | 2018-01-02 | 2022-09-23 | 昕诺飞控股有限公司 | 照明驱动器、照明系统和控制方法 |
JP2021002983A (ja) | 2019-06-24 | 2021-01-07 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US11419191B2 (en) * | 2020-03-18 | 2022-08-16 | Xiamen Eco Lighting Co. Ltd. | Self-adaptive illuminating device and method thereof |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319301A (en) * | 1984-08-15 | 1994-06-07 | Michael Callahan | Inductorless controlled transition and other light dimmers |
US5321350A (en) * | 1989-03-07 | 1994-06-14 | Peter Haas | Fundamental frequency and period detector |
US5770928A (en) * | 1995-11-02 | 1998-06-23 | Nsi Corporation | Dimming control system with distributed command processing |
CN1536751A (zh) * | 2003-04-04 | 2004-10-13 | 电灯专利信托有限公司 | 用于驱动容性负载的接口电路 |
CN1770948A (zh) * | 2004-10-21 | 2006-05-10 | 电灯专利信托有限公司 | 具有有效电流测量的灯驱动电路和灯驱动方法 |
US7184937B1 (en) * | 2005-07-14 | 2007-02-27 | The United States Of America As Represented By The Secretary Of The Army | Signal repetition-rate and frequency-drift estimator using proportional-delayed zero-crossing techniques |
CN101171890A (zh) * | 2005-05-09 | 2008-04-30 | 皇家飞利浦电子股份有限公司 | 使用双向可控硅调光器进行调光的方法和电路 |
Family Cites Families (94)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523128A (en) | 1982-12-10 | 1985-06-11 | Honeywell Inc. | Remote control of dimmable electronic gas discharge lamp ballasts |
US5055746A (en) | 1990-08-13 | 1991-10-08 | Electronic Ballast Technology, Incorporated | Remote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreases |
FR2671930B1 (fr) | 1991-01-21 | 1993-04-16 | Legrand Sa | Gradateur de courant pour charge de puissance, avec pertes de filtrage reduites. |
US5430635A (en) | 1993-12-06 | 1995-07-04 | Bertonee, Inc. | High power factor electronic transformer system for gaseous discharge tubes |
US5691605A (en) | 1995-03-31 | 1997-11-25 | Philips Electronics North America | Electronic ballast with interface circuitry for multiple dimming inputs |
US6043635A (en) | 1996-05-17 | 2000-03-28 | Echelon Corporation | Switched leg power supply |
DE19632282A1 (de) * | 1996-08-09 | 1998-02-19 | Holzer Walter Prof Dr H C Ing | Verfahren und Einrichtung zur Helligkeitssteuerung von Leuchtstofflampen |
US6111368A (en) | 1997-09-26 | 2000-08-29 | Lutron Electronics Co., Inc. | System for preventing oscillations in a fluorescent lamp ballast |
US6091205A (en) | 1997-10-02 | 2000-07-18 | Lutron Electronics Co., Inc. | Phase controlled dimming system with active filter for preventing flickering and undesired intensity changes |
US6046550A (en) * | 1998-06-22 | 2000-04-04 | Lutron Electronics Co., Inc. | Multi-zone lighting control system |
US6433525B2 (en) | 2000-05-03 | 2002-08-13 | Intersil Americas Inc. | Dc to DC converter method and circuitry |
DE60122727T2 (de) | 2000-05-12 | 2007-09-13 | 02 Micro International Ltd. | Intregrierte schaltung zur lampenerwärmung und dimmersteuerung |
EP1164819B1 (en) | 2000-06-15 | 2004-02-11 | City University of Hong Kong | Dimmable electronic ballast |
US7038399B2 (en) | 2001-03-13 | 2006-05-02 | Color Kinetics Incorporated | Methods and apparatus for providing power to lighting devices |
US6510995B2 (en) | 2001-03-16 | 2003-01-28 | Koninklijke Philips Electronics N.V. | RGB LED based light driver using microprocessor controlled AC distributed power system |
US6900599B2 (en) | 2001-03-22 | 2005-05-31 | International Rectifier Corporation | Electronic dimming ballast for cold cathode fluorescent lamp |
US6407514B1 (en) | 2001-03-29 | 2002-06-18 | General Electric Company | Non-synchronous control of self-oscillating resonant converters |
US6577512B2 (en) | 2001-05-25 | 2003-06-10 | Koninklijke Philips Electronics N.V. | Power supply for LEDs |
IL147578A (en) | 2002-01-10 | 2006-06-11 | Lightech Electronics Ind Ltd | Lamp transformer for use with an electronic dimmer and method for use thereof for reducing acoustic noise |
KR100481444B1 (ko) | 2002-03-18 | 2005-04-11 | 원 호 이 | 에너지 절약형 조도 조절기 |
US6940733B2 (en) | 2002-08-22 | 2005-09-06 | Supertex, Inc. | Optimal control of wide conversion ratio switching converters |
US6865093B2 (en) | 2003-05-27 | 2005-03-08 | Power Integrations, Inc. | Electronic circuit control element with tap element |
US7733678B1 (en) | 2004-03-19 | 2010-06-08 | Marvell International Ltd. | Power factor correction boost converter with continuous, discontinuous, or critical mode selection |
CA2536307C (en) | 2004-05-19 | 2015-07-07 | Goeken Group Corp. | Dynamic snubbing for led lighting converter |
US20060022648A1 (en) | 2004-08-02 | 2006-02-02 | Green Power Technologies Ltd. | Method and control circuitry for improved-performance switch-mode converters |
US7812576B2 (en) | 2004-09-24 | 2010-10-12 | Marvell World Trade Ltd. | Power factor control systems and methods |
US7180250B1 (en) | 2005-01-25 | 2007-02-20 | Henry Michael Gannon | Triac-based, low voltage AC dimmer |
US7746005B2 (en) | 2005-01-28 | 2010-06-29 | Koninklijke Philips Electronics N.V. | Circuit arrangement and method for the operation of a high-pressure gas discharge lamp |
US7081722B1 (en) | 2005-02-04 | 2006-07-25 | Kimlong Huynh | Light emitting diode multiphase driver circuit and method |
US7102902B1 (en) | 2005-02-17 | 2006-09-05 | Ledtronics, Inc. | Dimmer circuit for LED |
US7242150B2 (en) * | 2005-05-12 | 2007-07-10 | Lutron Electronics Co., Inc. | Dimmer having a power supply monitoring circuit |
CN100576965C (zh) | 2005-11-11 | 2009-12-30 | 王际 | Led驱动电路与控制方法 |
CN101379887B (zh) | 2005-12-20 | 2012-10-31 | 皇家飞利浦电子股份有限公司 | 控制提供到电子器件的电流的方法和装置 |
US8558470B2 (en) | 2006-01-20 | 2013-10-15 | Point Somee Limited Liability Company | Adaptive current regulation for solid state lighting |
US8441210B2 (en) | 2006-01-20 | 2013-05-14 | Point Somee Limited Liability Company | Adaptive current regulation for solid state lighting |
US7902769B2 (en) * | 2006-01-20 | 2011-03-08 | Exclara, Inc. | Current regulator for modulating brightness levels of solid state lighting |
US7656103B2 (en) | 2006-01-20 | 2010-02-02 | Exclara, Inc. | Impedance matching circuit for current regulation of solid state lighting |
US20080018261A1 (en) | 2006-05-01 | 2008-01-24 | Kastner Mark A | LED power supply with options for dimming |
US7443146B2 (en) | 2006-05-23 | 2008-10-28 | Intersil Americas Inc. | Auxiliary turn-on mechanism for reducing conduction loss in body-diode of low side MOSFET of coupled-inductor DC-DC converter |
JP4661736B2 (ja) * | 2006-08-28 | 2011-03-30 | パナソニック電工株式会社 | 調光器 |
GB0617393D0 (en) | 2006-09-04 | 2006-10-11 | Lutron Electronics Co | Variable load circuits for use with lighting control devices |
US7864546B2 (en) | 2007-02-13 | 2011-01-04 | Akros Silicon Inc. | DC-DC converter with communication across an isolation pathway |
US7928662B2 (en) | 2006-12-18 | 2011-04-19 | Microsemi Corp.—Analog Mixed Signal Group Ltd. | Voltage range extender mechanism |
US7667408B2 (en) | 2007-03-12 | 2010-02-23 | Cirrus Logic, Inc. | Lighting system with lighting dimmer output mapping |
US7288902B1 (en) | 2007-03-12 | 2007-10-30 | Cirrus Logic, Inc. | Color variations in a dimmable lighting device with stable color temperature light sources |
US7804256B2 (en) | 2007-03-12 | 2010-09-28 | Cirrus Logic, Inc. | Power control system for current regulated light sources |
US7554473B2 (en) | 2007-05-02 | 2009-06-30 | Cirrus Logic, Inc. | Control system using a nonlinear delta-sigma modulator with nonlinear process modeling |
JP5169170B2 (ja) | 2007-11-26 | 2013-03-27 | 株式会社リコー | 降圧型スイッチングレギュレータ |
GB0800755D0 (en) | 2008-01-16 | 2008-02-27 | Melexis Nv | Improvements in and relating to low power lighting |
JP2009170240A (ja) | 2008-01-16 | 2009-07-30 | Sharp Corp | Ledの調光装置 |
US8040070B2 (en) | 2008-01-23 | 2011-10-18 | Cree, Inc. | Frequency converted dimming signal generation |
US8274241B2 (en) | 2008-02-06 | 2012-09-25 | C. Crane Company, Inc. | Light emitting diode lighting device |
US8102167B2 (en) | 2008-03-25 | 2012-01-24 | Microsemi Corporation | Phase-cut dimming circuit |
US7759881B1 (en) | 2008-03-31 | 2010-07-20 | Cirrus Logic, Inc. | LED lighting system with a multiple mode current control dimming strategy |
US8829812B2 (en) * | 2008-04-04 | 2014-09-09 | Koninklijke Philips N.V. | Dimmable lighting system |
WO2009140525A1 (en) | 2008-05-15 | 2009-11-19 | Marko Cencur | Method for dimming non-linear loads using an ac phase control scheme and a universal dimmer using the method |
US8212492B2 (en) | 2008-06-13 | 2012-07-03 | Queen's University At Kingston | Electronic ballast with high power factor |
US8125798B2 (en) | 2008-07-01 | 2012-02-28 | Active-Semi, Inc. | Constant current and voltage controller in a three-pin package operating in critical conduction mode |
US7936132B2 (en) | 2008-07-16 | 2011-05-03 | Iwatt Inc. | LED lamp |
US8212491B2 (en) | 2008-07-25 | 2012-07-03 | Cirrus Logic, Inc. | Switching power converter control with triac-based leading edge dimmer compatibility |
US8487546B2 (en) | 2008-08-29 | 2013-07-16 | Cirrus Logic, Inc. | LED lighting system with accurate current control |
US8228002B2 (en) * | 2008-09-05 | 2012-07-24 | Lutron Electronics Co., Inc. | Hybrid light source |
JP5211959B2 (ja) | 2008-09-12 | 2013-06-12 | 株式会社リコー | Dc−dcコンバータ |
CN101686587B (zh) * | 2008-09-25 | 2015-01-28 | 皇家飞利浦电子股份有限公司 | 用于向led阵列提供可变功率的驱动器 |
US9167641B2 (en) | 2008-11-28 | 2015-10-20 | Lightech Electronic Industries Ltd. | Phase controlled dimming LED driver system and method thereof |
US8288954B2 (en) | 2008-12-07 | 2012-10-16 | Cirrus Logic, Inc. | Primary-side based control of secondary-side current for a transformer |
US8310171B2 (en) * | 2009-03-13 | 2012-11-13 | Led Specialists Inc. | Line voltage dimmable constant current LED driver |
EP2257124B1 (en) | 2009-05-29 | 2018-01-24 | Silergy Corp. | Circuit for connecting a low current lighting circuit to a dimmer |
US8222832B2 (en) | 2009-07-14 | 2012-07-17 | Iwatt Inc. | Adaptive dimmer detection and control for LED lamp |
US8390214B2 (en) | 2009-08-19 | 2013-03-05 | Albeo Technologies, Inc. | LED-based lighting power supplies with power factor correction and dimming control |
US8492987B2 (en) | 2009-10-07 | 2013-07-23 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
US8736191B2 (en) | 2009-10-14 | 2014-05-27 | National Semiconductor Corporation | Dimmer decoder with adjustable filter for use with LED drivers |
US8686668B2 (en) | 2009-10-26 | 2014-04-01 | Koninklijke Philips N.V. | Current offset circuits for phase-cut power control |
US8203277B2 (en) | 2009-10-26 | 2012-06-19 | Light-Based Technologies Incorporated | Efficient electrically isolated light sources |
US8283875B2 (en) | 2009-10-26 | 2012-10-09 | Light-Based Technologies Incorporated | Holding current circuits for phase-cut power control |
WO2011056068A2 (en) | 2009-11-05 | 2011-05-12 | Eldolab Holding B.V. | Led driver for powering an led unit from a electronic transformer |
WO2011084525A1 (en) | 2009-12-16 | 2011-07-14 | Exclara, Inc. | Adaptive current regulation for solid state lighting |
TWI434611B (zh) | 2010-02-25 | 2014-04-11 | Richtek Technology Corp | 具有電壓調整功能之led陣列控制電路及其驅動電路與方法 |
JP5031865B2 (ja) | 2010-03-23 | 2012-09-26 | シャープ株式会社 | Led駆動回路、led照明灯具、led照明機器、及びled照明システム |
CN102238774B (zh) | 2010-04-30 | 2016-06-01 | 奥斯兰姆有限公司 | 导通角获取方法和装置,以及led驱动方法和装置 |
US8508147B2 (en) | 2010-06-01 | 2013-08-13 | United Power Research Technology Corp. | Dimmer circuit applicable for LED device and control method thereof |
US8569972B2 (en) | 2010-08-17 | 2013-10-29 | Cirrus Logic, Inc. | Dimmer output emulation |
EP2599202B1 (en) | 2010-07-30 | 2014-03-19 | Cirrus Logic, Inc. | Powering high-efficiency lighting devices from a triac-based dimmer |
US8947016B2 (en) | 2010-07-30 | 2015-02-03 | Cirrus Logic, Inc. | Transformer-isolated LED lighting circuit with secondary-side dimming control |
US8729811B2 (en) | 2010-07-30 | 2014-05-20 | Cirrus Logic, Inc. | Dimming multiple lighting devices by alternating energy transfer from a magnetic storage element |
US8536799B1 (en) | 2010-07-30 | 2013-09-17 | Cirrus Logic, Inc. | Dimmer detection |
US8847515B2 (en) | 2010-08-24 | 2014-09-30 | Cirrus Logic, Inc. | Multi-mode dimmer interfacing including attach state control |
US8531131B2 (en) | 2010-09-22 | 2013-09-10 | Osram Sylvania Inc. | Auto-sensing switching regulator to drive a light source through a current regulator |
WO2012061784A2 (en) | 2010-11-04 | 2012-05-10 | Cirrus Logic, Inc. | Switching power converter input voltage approximate zero crossing determination |
EP2741586A1 (en) | 2010-11-04 | 2014-06-11 | Cirrus Logic, Inc. | Duty factor probing of a triac-based dimmer |
EP2681969B1 (en) | 2010-11-16 | 2019-01-09 | Philips Lighting Holding B.V. | Trailing edge dimmer compatibility with dimmer high resistance prediction |
JP5666268B2 (ja) | 2010-11-26 | 2015-02-12 | ルネサスエレクトロニクス株式会社 | 半導体集積回路およびその動作方法 |
JP5834236B2 (ja) | 2011-05-12 | 2015-12-16 | パナソニックIpマネジメント株式会社 | 固体光源点灯装置およびそれを用いた照明器具 |
US9178444B2 (en) | 2011-12-14 | 2015-11-03 | Cirrus Logic, Inc. | Multi-mode flyback control for a switching power converter |
-
2011
- 2011-11-02 EP EP20140156490 patent/EP2741586A1/en not_active Withdrawn
- 2011-11-02 WO PCT/US2011/058884 patent/WO2012061454A2/en active Application Filing
- 2011-11-02 US US13/287,257 patent/US8941316B2/en not_active Expired - Fee Related
- 2011-11-02 EP EP11781723.9A patent/EP2636135B1/en not_active Not-in-force
- 2011-11-02 CN CN201180053471.3A patent/CN103190062B/zh not_active Expired - Fee Related
-
2014
- 2014-12-04 US US14/560,330 patent/US9504111B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319301A (en) * | 1984-08-15 | 1994-06-07 | Michael Callahan | Inductorless controlled transition and other light dimmers |
US5321350A (en) * | 1989-03-07 | 1994-06-14 | Peter Haas | Fundamental frequency and period detector |
US5770928A (en) * | 1995-11-02 | 1998-06-23 | Nsi Corporation | Dimming control system with distributed command processing |
CN1536751A (zh) * | 2003-04-04 | 2004-10-13 | 电灯专利信托有限公司 | 用于驱动容性负载的接口电路 |
CN1770948A (zh) * | 2004-10-21 | 2006-05-10 | 电灯专利信托有限公司 | 具有有效电流测量的灯驱动电路和灯驱动方法 |
CN101171890A (zh) * | 2005-05-09 | 2008-04-30 | 皇家飞利浦电子股份有限公司 | 使用双向可控硅调光器进行调光的方法和电路 |
US7184937B1 (en) * | 2005-07-14 | 2007-02-27 | The United States Of America As Represented By The Secretary Of The Army | Signal repetition-rate and frequency-drift estimator using proportional-delayed zero-crossing techniques |
Also Published As
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EP2636135A2 (en) | 2013-09-11 |
US8941316B2 (en) | 2015-01-27 |
CN103190062A (zh) | 2013-07-03 |
WO2012061454A2 (en) | 2012-05-10 |
WO2012061454A3 (en) | 2012-08-23 |
EP2741586A1 (en) | 2014-06-11 |
US9504111B2 (en) | 2016-11-22 |
US20150084535A1 (en) | 2015-03-26 |
EP2636135B1 (en) | 2017-01-11 |
US20120112651A1 (en) | 2012-05-10 |
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