CN1600047A - 具有pwm输出的led驱动电路 - Google Patents
具有pwm输出的led驱动电路 Download PDFInfo
- Publication number
- CN1600047A CN1600047A CNA02824219XA CN02824219A CN1600047A CN 1600047 A CN1600047 A CN 1600047A CN A02824219X A CNA02824219X A CN A02824219XA CN 02824219 A CN02824219 A CN 02824219A CN 1600047 A CN1600047 A CN 1600047A
- Authority
- CN
- China
- Prior art keywords
- signal
- led array
- low
- frequency
- led
- 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
- 230000010355 oscillation Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 5
- 238000003491 array Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 8
- 230000004044 response Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008713 feedback mechanism Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2607—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic comprising at least two indicating lamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2696—Mounting of devices using LEDs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/44—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Control Of El Displays (AREA)
- Led Devices (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/012,000 | 2001-12-05 | ||
US10/012,000 US6586890B2 (en) | 2001-12-05 | 2001-12-05 | LED driver circuit with PWM output |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1600047A true CN1600047A (zh) | 2005-03-23 |
CN100446629C CN100446629C (zh) | 2008-12-24 |
Family
ID=21752905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB02824219XA Expired - Lifetime CN100446629C (zh) | 2001-12-05 | 2002-11-15 | 具有pwm输出的led驱动电路 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6586890B2 (zh) |
EP (1) | EP1459599B2 (zh) |
JP (1) | JP4353804B2 (zh) |
CN (1) | CN100446629C (zh) |
AT (1) | ATE387832T1 (zh) |
AU (1) | AU2002348912A1 (zh) |
DE (1) | DE60225333T3 (zh) |
WO (1) | WO2003049505A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101169918B (zh) * | 2006-10-23 | 2010-05-12 | 中华映管股份有限公司 | 驱动发光二极管以及发光二极管串的驱动电路 |
WO2010142057A1 (zh) * | 2009-06-08 | 2010-12-16 | 建兴电子科技股份有限公司 | 发光二极管的驱动装置与驱动方法 |
CN101523978B (zh) * | 2006-11-03 | 2011-04-06 | 奥斯兰姆有限公司 | 用于驱动光源的电路和相关方法 |
CN102026443A (zh) * | 2009-09-18 | 2011-04-20 | 立锜科技股份有限公司 | 平均电流调节器及其驱动电路与平均电流调节方法 |
CN104272872A (zh) * | 2012-05-10 | 2015-01-07 | 皇家飞利浦有限公司 | 具有外部温度补偿的照明控制信号调制器的led驱动器 |
CN105704858A (zh) * | 2010-11-05 | 2016-06-22 | 香港城市大学 | 用于两个或多个并联led灯串的驱动器 |
CN108471650A (zh) * | 2017-02-23 | 2018-08-31 | 法雷奥照明公司 | 用于机动车辆的脉冲式光通量光源的方法和控制模块 |
Families Citing this family (272)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7113541B1 (en) | 1997-08-26 | 2006-09-26 | Color Kinetics Incorporated | Method for software driven generation of multiple simultaneous high speed pulse width modulated signals |
US7127631B2 (en) | 2002-03-28 | 2006-10-24 | Advanced Analogic Technologies, Inc. | Single wire serial interface utilizing count of encoded clock pulses with reset |
DE10225670A1 (de) * | 2002-06-10 | 2003-12-24 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ansteuerschaltung für mindestens einen LED-Strang |
JP2004155392A (ja) * | 2002-11-08 | 2004-06-03 | Anden | 車両用方向指示装置 |
TWI252451B (en) * | 2002-12-20 | 2006-04-01 | Hon Hai Prec Ind Co Ltd | Current adjustment apparatus using PWM |
TWI248598B (en) * | 2002-12-31 | 2006-02-01 | Hon Hai Prec Ind Co Ltd | Driving apparatus of LED |
US20040141329A1 (en) * | 2003-01-20 | 2004-07-22 | Walter Fleischmann | Lighting system for aircraft cabins |
US7116294B2 (en) * | 2003-02-07 | 2006-10-03 | Whelen Engineering Company, Inc. | LED driver circuits |
JP4690323B2 (ja) * | 2003-08-27 | 2011-06-01 | オスラム・シルバニア・インコーポレイテッド | Led自動車用ランプのための駆動回路 |
US6943504B1 (en) | 2003-11-24 | 2005-09-13 | National Semiconductor Corporation | Open loop magnetic boost LED driver system and method |
TWI291311B (en) * | 2003-12-08 | 2007-12-11 | Beyond Innovation Tech Co Ltd | PWM illumination control circuit with low visual noise for LED |
US7538473B2 (en) * | 2004-02-03 | 2009-05-26 | S.C. Johnson & Son, Inc. | Drive circuits and methods for ultrasonic piezoelectric actuators |
US7723899B2 (en) | 2004-02-03 | 2010-05-25 | S.C. Johnson & Son, Inc. | Active material and light emitting device |
WO2005089309A2 (en) * | 2004-03-15 | 2005-09-29 | Color Kinetics Incorporated | Power control methods and apparatus |
US7129652B2 (en) * | 2004-03-26 | 2006-10-31 | Texas Instruments Incorporated | System and method for driving a plurality of loads |
US6972530B1 (en) * | 2004-04-05 | 2005-12-06 | National Semiconductor Corporation | Apparatus and method for transparent dynamic range scaling for open loop LED drivers |
US7307614B2 (en) * | 2004-04-29 | 2007-12-11 | Micrel Inc. | Light emitting diode driver circuit |
US7633463B2 (en) * | 2004-04-30 | 2009-12-15 | Analog Devices, Inc. | Method and IC driver for series connected R, G, B LEDs |
US20050259424A1 (en) | 2004-05-18 | 2005-11-24 | Zampini Thomas L Ii | Collimating and controlling light produced by light emitting diodes |
US7202608B2 (en) * | 2004-06-30 | 2007-04-10 | Tir Systems Ltd. | Switched constant current driving and control circuit |
DE102004039050A1 (de) * | 2004-08-11 | 2006-02-23 | Tenovis Gmbh & Co. Kg | Treiberschaltung zum Betreiben von Lasten mit konstantem Strom, insbesondere Leuchtdioden-Treiberschaltung |
KR101061847B1 (ko) * | 2004-08-20 | 2011-09-02 | 삼성전자주식회사 | 전원 공급 장치 및 백라이트 장치 |
US20060038803A1 (en) * | 2004-08-20 | 2006-02-23 | Semiconductor Components Industries, Llc | LED control method and structure therefor |
WO2006031810A2 (en) | 2004-09-10 | 2006-03-23 | Color Kinetics Incorporated | Power control methods and apparatus for variable loads |
JP4306657B2 (ja) * | 2004-10-14 | 2009-08-05 | ソニー株式会社 | 発光素子駆動装置および表示装置 |
WO2006046207A1 (en) * | 2004-10-27 | 2006-05-04 | Koninklijke Philips Electronics, N.V. | Startup flicker suppression in a dimmable led power supply |
DE602004015617D1 (de) | 2004-11-23 | 2008-09-18 | Dialog Semiconductor Gmbh | Kombinierter exponentieller und linearer RGB LED-Stromsenkender Digital-Analaog-Wandler |
WO2006072929A1 (en) * | 2005-01-06 | 2006-07-13 | Infra-Com Ltd | Communication diode driver circuit |
US7400064B2 (en) * | 2005-04-22 | 2008-07-15 | Texas Instruments Incorporated | DC/DC power converter |
US8016470B2 (en) * | 2007-10-05 | 2011-09-13 | Dental Equipment, Llc | LED-based dental exam lamp with variable chromaticity |
DE202005021665U1 (de) * | 2005-06-20 | 2009-04-02 | Austriamicrosystems Ag | Stromquellenanordnung |
US9497821B2 (en) | 2005-08-08 | 2016-11-15 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US7391335B2 (en) * | 2005-08-18 | 2008-06-24 | Honeywell International, Inc. | Aerospace light-emitting diode (LED)-based lights life and operation monitor compensator |
EP1935073A4 (en) * | 2005-09-20 | 2009-05-20 | Analog Devices Inc | CIRCUIT FOR ATTACKING PARALLEL LED CHAINS CONNECTED IN SERIES |
US20070085786A1 (en) * | 2005-10-14 | 2007-04-19 | Jacky Lin | System and method for driving keypad backlight with balance-dimming capability |
US7872430B2 (en) | 2005-11-18 | 2011-01-18 | Cree, Inc. | Solid state lighting panels with variable voltage boost current sources |
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 |
DE102005061204A1 (de) * | 2005-12-21 | 2007-07-05 | Perkinelmer Elcos Gmbh | Beleuchtungsvorrichtung, Beleuchtungssteuergerät und Beleuchtungssystem |
JP2009526365A (ja) * | 2006-02-10 | 2009-07-16 | フィリップス ソリッド−ステート ライティング ソリューションズ インコーポレイテッド | 負荷当たり単一のスイッチング段を使用した高力率の制御された電力供給のための方法及び装置 |
WO2007104146A1 (en) * | 2006-03-13 | 2007-09-20 | Tir Technology Lp | Adaptive control apparatus and method for a solid-state lighting system |
US7766511B2 (en) | 2006-04-24 | 2010-08-03 | Integrated Illumination Systems | LED light fixture |
EP2027410B1 (en) * | 2006-05-23 | 2014-12-31 | Philips Intellectual Property & Standards GmbH | Automotive lamp module and lighting unit with led lighting element |
JP5525259B2 (ja) * | 2006-06-22 | 2014-06-18 | コーニンクレッカ フィリップス エヌ ヴェ | パルス電流を用いて負荷を駆動させる駆動回路 |
KR100786095B1 (ko) * | 2006-08-10 | 2007-12-21 | 엘지전자 주식회사 | 발광 소자의 구동 시스템 및 그 구동 방법 |
TWI342536B (en) * | 2006-09-11 | 2011-05-21 | Au Optronics Corp | Signal regulator module and related display device |
EP2573925B1 (en) * | 2006-09-13 | 2018-12-26 | Cree, Inc. | Circuit For Supplying Electrical Power |
US7729941B2 (en) | 2006-11-17 | 2010-06-01 | Integrated Illumination Systems, Inc. | Apparatus and method of using lighting systems to enhance brand recognition |
WO2008070519A2 (en) * | 2006-12-01 | 2008-06-12 | Abl Ip Holding Llc | Systems and methods for thermal management of lamps and luminaires using led sources |
US8013538B2 (en) | 2007-01-26 | 2011-09-06 | Integrated Illumination Systems, Inc. | TRI-light |
JP2010521946A (ja) * | 2007-03-13 | 2010-06-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 電源供給回路 |
US8049709B2 (en) | 2007-05-08 | 2011-11-01 | Cree, Inc. | Systems and methods for controlling a solid state lighting panel |
US7863869B1 (en) | 2007-05-16 | 2011-01-04 | National Semiconductor Corporation | Multiple level current regulator |
US7808759B2 (en) * | 2007-06-21 | 2010-10-05 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Methods and apparatuses for performing common mode pulse compensation in an opto-isolator |
US8116055B2 (en) * | 2007-06-21 | 2012-02-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Methods and apparatuses for performing common mode pulse compensation in an opto-isolator |
US8742686B2 (en) | 2007-09-24 | 2014-06-03 | Integrated Illumination Systems, Inc. | Systems and methods for providing an OEM level networked lighting system |
US7622871B2 (en) * | 2007-10-01 | 2009-11-24 | Micrel, Incorporated | Light emitting diode driver circuit with shunt switch |
US7439945B1 (en) | 2007-10-01 | 2008-10-21 | Micrel, Incorporated | Light emitting diode driver circuit with high-speed pulse width modulated current control |
US10655837B1 (en) | 2007-11-13 | 2020-05-19 | Silescent Lighting Corporation | Light fixture assembly having a heat conductive cover with sufficiently large surface area for improved heat dissipation |
US9080760B1 (en) | 2007-11-13 | 2015-07-14 | Daryl Soderman | Light fixture assembly |
US8789980B1 (en) | 2007-11-13 | 2014-07-29 | Silescent Lighting Corporation | Light fixture assembly |
US8534873B1 (en) | 2007-11-13 | 2013-09-17 | Inteltech Corporation | Light fixture assembly |
US7825607B1 (en) * | 2007-11-23 | 2010-11-02 | Zhen Qiu Huang | D-c to d-c converter circuit |
TWI367050B (en) * | 2007-12-12 | 2012-06-21 | Au Optronics Corp | Color control method for led lighting system |
US8118447B2 (en) | 2007-12-20 | 2012-02-21 | Altair Engineering, Inc. | LED lighting apparatus with swivel connection |
US7712918B2 (en) | 2007-12-21 | 2010-05-11 | Altair Engineering , Inc. | Light distribution using a light emitting diode assembly |
US8322881B1 (en) | 2007-12-21 | 2012-12-04 | Appalachian Lighting Systems, Inc. | Lighting fixture |
US8040070B2 (en) | 2008-01-23 | 2011-10-18 | Cree, Inc. | Frequency converted dimming signal generation |
US8915609B1 (en) | 2008-03-20 | 2014-12-23 | Cooper Technologies Company | Systems, methods, and devices for providing a track light and portable light |
WO2009117681A1 (en) | 2008-03-20 | 2009-09-24 | Illumitron International | Illumination device and fixture |
WO2009134885A1 (en) | 2008-04-29 | 2009-11-05 | Ivus Industries, Inc. | Wide voltage, high efficiency led driver circuit |
US7960963B1 (en) | 2008-05-16 | 2011-06-14 | National Semiconductor Corporation | Method and apparatus for power control by frequency spreading |
US8255487B2 (en) | 2008-05-16 | 2012-08-28 | Integrated Illumination Systems, Inc. | Systems and methods for communicating in a lighting network |
US8360599B2 (en) | 2008-05-23 | 2013-01-29 | Ilumisys, Inc. | Electric shock resistant L.E.D. based light |
US7976196B2 (en) | 2008-07-09 | 2011-07-12 | Altair Engineering, Inc. | Method of forming LED-based light and resulting LED-based light |
US7936132B2 (en) * | 2008-07-16 | 2011-05-03 | Iwatt Inc. | LED lamp |
US7946729B2 (en) | 2008-07-31 | 2011-05-24 | Altair Engineering, Inc. | Fluorescent tube replacement having longitudinally oriented LEDs |
US8674626B2 (en) | 2008-09-02 | 2014-03-18 | Ilumisys, Inc. | LED lamp failure alerting system |
US9794990B2 (en) | 2014-09-28 | 2017-10-17 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with improved compatibility with an electrical ballast |
US9879852B2 (en) | 2014-09-28 | 2018-01-30 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US9629211B2 (en) | 2014-09-28 | 2017-04-18 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with improved compatibility with an electrical ballast |
US9939140B2 (en) | 2014-09-28 | 2018-04-10 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US9587817B2 (en) | 2014-09-28 | 2017-03-07 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US10021742B2 (en) | 2014-09-28 | 2018-07-10 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US9781805B2 (en) | 2015-03-10 | 2017-10-03 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US9447929B2 (en) | 2014-09-28 | 2016-09-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US8256924B2 (en) | 2008-09-15 | 2012-09-04 | Ilumisys, Inc. | LED-based light having rapidly oscillating LEDs |
US8653984B2 (en) | 2008-10-24 | 2014-02-18 | Ilumisys, Inc. | Integration of LED lighting control with emergency notification systems |
US8214084B2 (en) | 2008-10-24 | 2012-07-03 | Ilumisys, Inc. | Integration of LED lighting with building controls |
US8444292B2 (en) | 2008-10-24 | 2013-05-21 | Ilumisys, Inc. | End cap substitute for LED-based tube replacement light |
US8901823B2 (en) | 2008-10-24 | 2014-12-02 | Ilumisys, Inc. | Light and light sensor |
US8324817B2 (en) | 2008-10-24 | 2012-12-04 | Ilumisys, Inc. | Light and light sensor |
US7938562B2 (en) | 2008-10-24 | 2011-05-10 | Altair Engineering, Inc. | Lighting including integral communication apparatus |
US8203276B2 (en) * | 2008-11-28 | 2012-06-19 | Lightech Electronic Industries Ltd. | Phase controlled dimming LED driver system and method thereof |
US9167641B2 (en) | 2008-11-28 | 2015-10-20 | Lightech Electronic Industries Ltd. | Phase controlled dimming LED driver system and method thereof |
TW201026153A (en) * | 2008-12-18 | 2010-07-01 | Richtek Technology Corp | Light emitting device driver circuit and method for driving light emitting device |
US8556452B2 (en) | 2009-01-15 | 2013-10-15 | Ilumisys, Inc. | LED lens |
US8362710B2 (en) | 2009-01-21 | 2013-01-29 | Ilumisys, Inc. | Direct AC-to-DC converter for passive component minimization and universal operation of LED arrays |
US8664880B2 (en) | 2009-01-21 | 2014-03-04 | Ilumisys, Inc. | Ballast/line detection circuit for fluorescent replacement lamps |
CA2750560A1 (en) | 2009-01-27 | 2010-08-05 | Led Roadway Lighting Ltd. | Power supply for light emitting diode roadway lighting fixture |
US8585245B2 (en) | 2009-04-23 | 2013-11-19 | Integrated Illumination Systems, Inc. | Systems and methods for sealing a lighting fixture |
US8330381B2 (en) | 2009-05-14 | 2012-12-11 | Ilumisys, Inc. | Electronic circuit for DC conversion of fluorescent lighting ballast |
US8217591B2 (en) * | 2009-05-28 | 2012-07-10 | Cree, Inc. | Power source sensing dimming circuits and methods of operating same |
US8299695B2 (en) | 2009-06-02 | 2012-10-30 | Ilumisys, Inc. | Screw-in LED bulb comprising a base having outwardly projecting nodes |
US7994730B2 (en) * | 2009-06-04 | 2011-08-09 | Apple Inc. | Pulse width modulation (PWM) closed loop LED current driver in an embedded system |
WO2011005579A2 (en) | 2009-06-23 | 2011-01-13 | Altair Engineering, Inc. | Illumination device including leds and a switching power control system |
US8222832B2 (en) | 2009-07-14 | 2012-07-17 | Iwatt Inc. | Adaptive dimmer detection and control for LED lamp |
US8624500B2 (en) | 2009-08-07 | 2014-01-07 | Led Roadway Lighting Ltd | Single-ended primary inductance converter (SEPIC) based power supply for driving multiple strings of light emitting diodes (LEDs) in roadway lighting fixtures |
US8395329B2 (en) * | 2009-09-09 | 2013-03-12 | Bel Fuse (Macao Commercial Offshore) | LED ballast power supply having digital controller |
US8334662B2 (en) | 2009-09-11 | 2012-12-18 | Iwatt Inc. | Adaptive switch mode LED driver |
US8901845B2 (en) | 2009-09-24 | 2014-12-02 | Cree, Inc. | Temperature responsive control for lighting apparatus including light emitting devices providing different chromaticities and related methods |
US9713211B2 (en) | 2009-09-24 | 2017-07-18 | Cree, Inc. | Solid state lighting apparatus with controllable bypass circuits and methods of operation thereof |
US10264637B2 (en) | 2009-09-24 | 2019-04-16 | Cree, Inc. | Solid state lighting apparatus with compensation bypass circuits and methods of operation thereof |
KR101087742B1 (ko) * | 2009-09-25 | 2011-11-30 | 에스엘 주식회사 | 차량용 램프 장치 |
US9285103B2 (en) | 2009-09-25 | 2016-03-15 | Cree, Inc. | Light engines for lighting devices |
US9464801B2 (en) | 2009-09-25 | 2016-10-11 | Cree, Inc. | Lighting device with one or more removable heat sink elements |
US8602579B2 (en) | 2009-09-25 | 2013-12-10 | Cree, Inc. | Lighting devices including thermally conductive housings and related structures |
US9353933B2 (en) * | 2009-09-25 | 2016-05-31 | Cree, Inc. | Lighting device with position-retaining element |
US8777449B2 (en) | 2009-09-25 | 2014-07-15 | Cree, Inc. | Lighting devices comprising solid state light emitters |
US9068719B2 (en) * | 2009-09-25 | 2015-06-30 | Cree, Inc. | Light engines for lighting devices |
US8466628B2 (en) | 2009-10-07 | 2013-06-18 | Lutron Electronics Co., Inc. | Closed-loop load control circuit having a wide output range |
US9217542B2 (en) | 2009-10-20 | 2015-12-22 | Cree, Inc. | Heat sinks and lamp incorporating same |
US9030120B2 (en) * | 2009-10-20 | 2015-05-12 | Cree, Inc. | Heat sinks and lamp incorporating same |
DE102010006865B4 (de) * | 2010-02-04 | 2018-10-11 | Austriamicrosystems Ag | Stromquelle, Stromquellenanordnung und deren Verwendung |
EP2534407A2 (en) | 2010-02-12 | 2012-12-19 | Cree, Inc. | Lighting devices that comprise one or more solid state light emitters |
US9518715B2 (en) | 2010-02-12 | 2016-12-13 | Cree, Inc. | Lighting devices that comprise one or more solid state light emitters |
WO2011100193A1 (en) | 2010-02-12 | 2011-08-18 | Cree, Inc. | Lighting device with heat dissipation elements |
US9175811B2 (en) | 2010-02-12 | 2015-11-03 | Cree, Inc. | Solid state lighting device, and method of assembling the same |
US8773007B2 (en) | 2010-02-12 | 2014-07-08 | Cree, Inc. | Lighting devices that comprise one or more solid state light emitters |
DE102010008275B4 (de) * | 2010-02-17 | 2019-10-10 | Continental Automotive Gmbh | Vorrichtung zur Energieversorgung von mehreren LED-Einheiten |
US8540401B2 (en) | 2010-03-26 | 2013-09-24 | Ilumisys, Inc. | LED bulb with internal heat dissipating structures |
WO2011119921A2 (en) | 2010-03-26 | 2011-09-29 | Altair Engineering, Inc. | Led light with thermoelectric generator |
CA2794512A1 (en) | 2010-03-26 | 2011-09-29 | David L. Simon | Led light tube with dual sided light distribution |
DE102010018865B4 (de) | 2010-04-30 | 2015-11-26 | Austriamicrosystems Ag | Treiberschaltung für Leuchtdioden und Verfahren |
US8698421B2 (en) | 2010-04-30 | 2014-04-15 | Infineon Technologies Austria Ag | Dimmable LED power supply with power factor control |
US8476836B2 (en) | 2010-05-07 | 2013-07-02 | Cree, Inc. | AC driven solid state lighting apparatus with LED string including switched segments |
US8450936B1 (en) | 2010-05-13 | 2013-05-28 | Whelen Engineering Company, Inc. | Dual range power supply |
CA2740631A1 (en) | 2010-05-20 | 2011-11-20 | Rv Lighting | Light emitting diode bulb |
US8232902B2 (en) | 2010-05-28 | 2012-07-31 | Infineon Technologies Ag | Pulse modulation devices and methods |
US8454193B2 (en) | 2010-07-08 | 2013-06-04 | Ilumisys, Inc. | Independent modules for LED fluorescent light tube replacement |
JP2013531350A (ja) | 2010-07-12 | 2013-08-01 | イルミシス,インコーポレイテッド | Led発光管用回路基板取付台 |
US9004715B1 (en) | 2010-09-10 | 2015-04-14 | Emergency Technology, Inc. | Modular structural frame lighting |
US9041294B2 (en) | 2010-09-27 | 2015-05-26 | Semiconductor Components Industries, Llc | Semiconductor component and method |
EP2633227B1 (en) | 2010-10-29 | 2018-08-29 | iLumisys, Inc. | Mechanisms for reducing risk of shock during installation of light tube |
US8870415B2 (en) | 2010-12-09 | 2014-10-28 | Ilumisys, Inc. | LED fluorescent tube replacement light with reduced shock hazard |
US8558482B2 (en) | 2011-02-22 | 2013-10-15 | GRE Alpha Electronics Ltd. Institute Company Limited | Programmable current PWM dimming controller |
US8471501B2 (en) | 2011-02-22 | 2013-06-25 | Solomon Systech Limited | Illumination brightness control apparatus and method |
US8710752B2 (en) | 2011-03-03 | 2014-04-29 | Dialog Semiconductor Inc. | Adaptive switch mode LED system |
US8680787B2 (en) | 2011-03-15 | 2014-03-25 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
US9066381B2 (en) | 2011-03-16 | 2015-06-23 | Integrated Illumination Systems, Inc. | System and method for low level dimming |
US10030863B2 (en) | 2011-04-19 | 2018-07-24 | Cree, Inc. | Heat sink structures, lighting elements and lamps incorporating same, and methods of making same |
US9967940B2 (en) | 2011-05-05 | 2018-05-08 | Integrated Illumination Systems, Inc. | Systems and methods for active thermal management |
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 |
US9839083B2 (en) | 2011-06-03 | 2017-12-05 | Cree, Inc. | Solid state lighting apparatus and circuits including LED segments configured for targeted spectral power distribution and methods of operating the same |
US9055630B1 (en) | 2011-07-21 | 2015-06-09 | Dale B. Stepps | Power control system and method for providing an optimal power level to a designated light assembly |
US8643300B1 (en) | 2011-07-21 | 2014-02-04 | Dale B. Stepps | Power control system and method for providing an optimal power level to a designated light fixture |
US9609720B2 (en) | 2011-07-26 | 2017-03-28 | Hunter Industries, Inc. | Systems and methods for providing power and data to lighting devices |
US20150237700A1 (en) | 2011-07-26 | 2015-08-20 | Hunter Industries, Inc. | Systems and methods to control color and brightness of lighting devices |
US9521725B2 (en) | 2011-07-26 | 2016-12-13 | Hunter Industries, Inc. | Systems and methods for providing power and data to lighting devices |
US8710770B2 (en) | 2011-07-26 | 2014-04-29 | Hunter Industries, Inc. | Systems and methods for providing power and data to lighting devices |
US11917740B2 (en) | 2011-07-26 | 2024-02-27 | Hunter Industries, Inc. | Systems and methods for providing power and data to devices |
US10874003B2 (en) | 2011-07-26 | 2020-12-22 | Hunter Industries, Inc. | Systems and methods for providing power and data to devices |
US8742671B2 (en) | 2011-07-28 | 2014-06-03 | Cree, Inc. | Solid state lighting apparatus and methods using integrated driver circuitry |
US9510413B2 (en) | 2011-07-28 | 2016-11-29 | Cree, Inc. | Solid state lighting apparatus and methods of forming |
WO2013028965A2 (en) | 2011-08-24 | 2013-02-28 | Ilumisys, Inc. | Circuit board mount for led light |
US9326362B2 (en) | 2011-08-31 | 2016-04-26 | Chia-Teh Chen | Two-level LED security light with motion sensor |
US8866392B2 (en) | 2011-08-31 | 2014-10-21 | Chia-Teh Chen | Two-level LED security light with motion sensor |
US8710753B2 (en) | 2011-12-07 | 2014-04-29 | Dialog Semiconductor Inc. | High performance adaptive switched LED driver |
US9554445B2 (en) | 2012-02-03 | 2017-01-24 | Cree, Inc. | Color point and/or lumen output correction device, lighting system with color point and/or lumen output correction, lighting device, and methods of lighting |
US10378749B2 (en) | 2012-02-10 | 2019-08-13 | Ideal Industries Lighting Llc | Lighting device comprising shield element, and shield element |
WO2013131002A1 (en) | 2012-03-02 | 2013-09-06 | Ilumisys, Inc. | Electrical connector header for an led-based light |
WO2013138829A1 (de) | 2012-03-21 | 2013-09-26 | Tridonic Gmbh & Co Kg | Betriebsschaltung für leuchtdioden, mit dimmsignal aus hochfrequent moduliertem impulspakete- signal, mit abgestimmten frequenzen |
US9597420B2 (en) | 2012-05-04 | 2017-03-21 | Biological Illumination, Llc | Radiated energy sterilization device and associated method |
DE102012011049A1 (de) | 2012-06-02 | 2013-12-05 | Diehl Aerospace Gmbh | Leuchtvorrichtung mit einem zumindest eine LED aufweisenden Leuchtmittel |
US9642606B2 (en) | 2012-06-27 | 2017-05-09 | Camplex, Inc. | Surgical visualization system |
US9615728B2 (en) | 2012-06-27 | 2017-04-11 | Camplex, Inc. | Surgical visualization system with camera tracking |
WO2014008463A1 (en) | 2012-07-06 | 2014-01-09 | Ilumisys, Inc. | Power supply assembly for led-based light tube |
US9271367B2 (en) | 2012-07-09 | 2016-02-23 | Ilumisys, Inc. | System and method for controlling operation of an LED-based light |
US8894437B2 (en) | 2012-07-19 | 2014-11-25 | Integrated Illumination Systems, Inc. | Systems and methods for connector enabling vertical removal |
US8816604B2 (en) | 2012-08-03 | 2014-08-26 | Ge Lighting Solutions, Llc. | Dimming control method and apparatus for LED light source |
US9204504B2 (en) | 2012-09-17 | 2015-12-01 | Energy Focus, Inc. | LED lamp system |
US10328276B2 (en) * | 2014-02-14 | 2019-06-25 | Applied Biophotonics Ltd. | Sinusoidal drive system and method for phototherapy |
US11109458B2 (en) | 2012-11-08 | 2021-08-31 | Applied Biophotonics Ltd. | Phototherapy system with dynamic drive for light-emitting diodes |
US9379578B2 (en) | 2012-11-19 | 2016-06-28 | Integrated Illumination Systems, Inc. | Systems and methods for multi-state power management |
US9420665B2 (en) | 2012-12-28 | 2016-08-16 | Integration Illumination Systems, Inc. | Systems and methods for continuous adjustment of reference signal to control chip |
US9485814B2 (en) | 2013-01-04 | 2016-11-01 | Integrated Illumination Systems, Inc. | Systems and methods for a hysteresis based driver using a LED as a voltage reference |
US9313849B2 (en) * | 2013-01-23 | 2016-04-12 | Silescent Lighting Corporation | Dimming control system for solid state illumination source |
US9844113B2 (en) | 2013-01-25 | 2017-12-12 | Dialog Semiconductor Inc. | Adjusting color temperature in a dimmable LED lighting system |
US9030124B2 (en) | 2013-01-30 | 2015-05-12 | North American Lighting, Inc. | Lighting system and method for PWM duty cycle control |
US9782159B2 (en) | 2013-03-13 | 2017-10-10 | Camplex, Inc. | Surgical visualization systems |
US9285084B2 (en) | 2013-03-14 | 2016-03-15 | Ilumisys, Inc. | Diffusers for LED-based lights |
US20140301901A1 (en) * | 2013-03-15 | 2014-10-09 | Biological Illumination, Llc | Photoreactive system for preserving produce |
US9192001B2 (en) | 2013-03-15 | 2015-11-17 | Ambionce Systems Llc. | Reactive power balancing current limited power supply for driving floating DC loads |
TWI523570B (zh) * | 2013-03-27 | 2016-02-21 | Hep Tech Co Ltd | Multi - specification hybrid light - emitting diode driver method |
US9113521B2 (en) | 2013-05-29 | 2015-08-18 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
EP3046458B1 (en) | 2013-09-20 | 2020-10-21 | Camplex, Inc. | Surgical visualization systems |
US9267650B2 (en) | 2013-10-09 | 2016-02-23 | Ilumisys, Inc. | Lens for an LED-based light |
US10164527B2 (en) | 2013-12-13 | 2018-12-25 | Nxp B.V. | Closed-loop boost drivers with responsive switching control |
WO2015112437A1 (en) | 2014-01-22 | 2015-07-30 | Ilumisys, Inc. | Led-based light with addressed leds |
US9410688B1 (en) | 2014-05-09 | 2016-08-09 | Mark Sutherland | Heat dissipating assembly |
US9510400B2 (en) | 2014-05-13 | 2016-11-29 | Ilumisys, Inc. | User input systems for an LED-based light |
US9883567B2 (en) | 2014-08-11 | 2018-01-30 | RAB Lighting Inc. | Device indication and commissioning for a lighting control system |
US10039174B2 (en) | 2014-08-11 | 2018-07-31 | RAB Lighting Inc. | Systems and methods for acknowledging broadcast messages in a wireless lighting control network |
US10531545B2 (en) | 2014-08-11 | 2020-01-07 | RAB Lighting Inc. | Commissioning a configurable user control device for a lighting control system |
US10085328B2 (en) | 2014-08-11 | 2018-09-25 | RAB Lighting Inc. | Wireless lighting control systems and methods |
US9526145B2 (en) | 2014-09-28 | 2016-12-20 | Jiaxing Super Lighting Electric Appliance Co., Lti | LED tube lamp |
CN205961494U (zh) | 2014-09-28 | 2017-02-15 | 嘉兴山蒲照明电器有限公司 | Led直管灯 |
US10560989B2 (en) | 2014-09-28 | 2020-02-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US9756698B2 (en) | 2014-09-28 | 2017-09-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with two operating modes compatible with electrical ballasts |
US9625137B2 (en) | 2014-09-28 | 2017-04-18 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube light with bendable circuit board |
US10502372B2 (en) | 2015-03-10 | 2019-12-10 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US10612731B2 (en) | 2014-09-28 | 2020-04-07 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US9689536B2 (en) | 2015-03-10 | 2017-06-27 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US9521718B2 (en) | 2014-09-28 | 2016-12-13 | Jiaxing Super Lighting Electric Appliance Co., Lti | LED tube lamp having mode switching circuit |
US9795001B2 (en) | 2014-09-28 | 2017-10-17 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with overcurrent and/or overvoltage protection capabilities |
US10054271B2 (en) | 2015-03-10 | 2018-08-21 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US9380653B1 (en) | 2014-10-31 | 2016-06-28 | Dale Stepps | Driver assembly for solid state lighting |
CN205535167U (zh) | 2014-12-05 | 2016-08-31 | 嘉兴山蒲照明电器有限公司 | 具支撑结构的led直管灯 |
EP3226799A4 (en) | 2014-12-05 | 2018-07-25 | Camplex, Inc. | Surgical visualization systems and displays |
US9603210B1 (en) | 2014-12-24 | 2017-03-21 | Sandia Corporation | High speed, high current pulsed driver circuit |
CN105992432B (zh) | 2015-02-05 | 2018-09-04 | 台达电子工业股份有限公司 | 应用于led负载的电源电路 |
USD755414S1 (en) | 2015-02-12 | 2016-05-03 | Tadd, LLC | LED lamp |
US9860959B2 (en) | 2015-02-15 | 2018-01-02 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp compatible with different sources of external driving signal |
USD755415S1 (en) | 2015-03-03 | 2016-05-03 | Tadd, LLC | LED lamp |
US10197225B2 (en) | 2015-03-10 | 2019-02-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US11028973B2 (en) | 2015-03-10 | 2021-06-08 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Led tube lamp |
US10317017B2 (en) | 2015-03-10 | 2019-06-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US11754232B2 (en) | 2015-03-10 | 2023-09-12 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED lamp and power source module thereof related applications |
US9897265B2 (en) | 2015-03-10 | 2018-02-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp having LED light strip |
US9820341B2 (en) | 2015-03-10 | 2017-11-14 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp having mode switching circuit and auxiliary power module |
US9867239B2 (en) | 2015-03-10 | 2018-01-09 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Light emiting diode (LED) tube lamp capable of adapting to different driving environments |
US9801240B2 (en) | 2015-03-10 | 2017-10-24 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Light emitting diode (LED) tube lamp |
US9750096B2 (en) | 2015-03-25 | 2017-08-29 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Dual-Mode LED tube lamp |
WO2016154589A1 (en) | 2015-03-25 | 2016-09-29 | Camplex, Inc. | Surgical visualization systems and displays |
GB2536907A (en) * | 2015-03-30 | 2016-10-05 | Lighting And Illumination Tech Experience Ltd | Controlling power to a load with signals along a power line |
US10070498B2 (en) | 2015-04-14 | 2018-09-04 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp with improved compatibility with electrical ballasts |
US9841174B2 (en) | 2015-04-29 | 2017-12-12 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US10078055B2 (en) | 2015-05-19 | 2018-09-18 | AVID Labs, LLC | LED strobe |
US10228711B2 (en) | 2015-05-26 | 2019-03-12 | Hunter Industries, Inc. | Decoder systems and methods for irrigation control |
US10918030B2 (en) | 2015-05-26 | 2021-02-16 | Hunter Industries, Inc. | Decoder systems and methods for irrigation control |
US10060599B2 (en) | 2015-05-29 | 2018-08-28 | Integrated Illumination Systems, Inc. | Systems, methods and apparatus for programmable light fixtures |
US10030844B2 (en) | 2015-05-29 | 2018-07-24 | Integrated Illumination Systems, Inc. | Systems, methods and apparatus for illumination using asymmetrical optics |
US10161568B2 (en) | 2015-06-01 | 2018-12-25 | Ilumisys, Inc. | LED-based light with canted outer walls |
EP3383247A4 (en) | 2015-11-25 | 2019-06-26 | Camplex, Inc. | SURGICAL VISUALIZATION SYSTEMS AND DISPLAYS |
US11035526B2 (en) | 2015-12-09 | 2021-06-15 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US10337676B2 (en) | 2015-12-09 | 2019-07-02 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
US20170171932A1 (en) | 2015-12-15 | 2017-06-15 | Wangs Alliance Corporation | Led lighting methods and apparatus |
US10941924B2 (en) | 2015-12-15 | 2021-03-09 | Wangs Alliance Corporation | LED lighting methods and apparatus |
US11686459B2 (en) | 2015-12-15 | 2023-06-27 | Wangs Alliance Corporation | LED lighting methods and apparatus |
US10624187B2 (en) | 2016-02-22 | 2020-04-14 | Energizer Brands, Llc | Light emitting diode driver regulated to consume constant battery current input |
US11874449B2 (en) | 2016-04-12 | 2024-01-16 | Jonathan Jacques | Pyramidal wall sections |
DE102016207733A1 (de) * | 2016-05-04 | 2017-11-09 | Bayerische Motoren Werke Aktiengesellschaft | Beleuchtungsvorrichtung |
EP3513627B1 (en) | 2016-09-16 | 2022-09-07 | Lutron Technology Company LLC | Load control device for a light-emitting diode light source having different operating modes |
US20180080616A1 (en) | 2016-09-20 | 2018-03-22 | Putco, Inc. | Light Bar |
US10111294B1 (en) | 2016-09-26 | 2018-10-23 | Aion LED, Inc. | Efficient dynamic light mixing for compact linear LED arrays |
US10375776B2 (en) | 2016-11-30 | 2019-08-06 | Infineon Technologies Ag | Modulated quasi-resonant peak-current-mode control |
KR102345096B1 (ko) * | 2017-03-21 | 2021-12-30 | 현대자동차주식회사 | 전류 제어 장치, 그를 가지는 차량 |
CN110784955B (zh) | 2017-04-07 | 2022-07-05 | 首尔半导体株式会社 | 发光二极管驱动模块、其驱动方法以及包括此的照明装置 |
US10918455B2 (en) * | 2017-05-08 | 2021-02-16 | Camplex, Inc. | Variable light source |
US11812525B2 (en) | 2017-06-27 | 2023-11-07 | Wangs Alliance Corporation | Methods and apparatus for controlling the current supplied to light emitting diodes |
US10595373B2 (en) | 2017-10-31 | 2020-03-17 | Fulham Company Limited | Methods and apparatuses to provide dimming for a light emitting diode system |
EP3562269A1 (en) * | 2018-04-27 | 2019-10-30 | Valeo Iluminacion | Electronic assembly, lighting device and method for manufacturing a lighting device |
RU195776U1 (ru) * | 2019-06-19 | 2020-02-05 | Акционерное общество "Новосибирский приборостроительный завод" | Драйвер для управления яркостью светоизлучателя |
WO2021050397A1 (en) | 2019-09-10 | 2021-03-18 | Hatch Transformers, Inc. | Methods and apparatuses for dimming a constant-voltage output led driver |
US10801714B1 (en) | 2019-10-03 | 2020-10-13 | CarJamz, Inc. | Lighting device |
CN110985903B (zh) | 2019-12-31 | 2020-08-14 | 江苏舒适照明有限公司 | 一种灯模组 |
US11598517B2 (en) | 2019-12-31 | 2023-03-07 | Lumien Enterprise, Inc. | Electronic module group |
US11229097B2 (en) * | 2020-02-27 | 2022-01-18 | Dicon Fiberoptics, Inc. | Method and apparatus for adjusting the rate of change of the brightness of a light emitting diode (LED) light fixture |
CN111503556B (zh) | 2020-04-23 | 2020-11-27 | 江苏舒适照明有限公司 | 一种射灯结构 |
US11883546B2 (en) | 2020-08-28 | 2024-01-30 | Abl Ip Holding Llc | Luminaire with disinfection light exposure and dosage limit control protocol and sensor integration |
US11812532B2 (en) | 2021-05-27 | 2023-11-07 | Wangs Alliance Corporation | Multiplexed segmented lighting lamina |
DE102021117963A1 (de) | 2021-07-12 | 2023-01-12 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zum betreiben eines optoelektronschen bauelements und optoelektronische anordnung |
US11802682B1 (en) | 2022-08-29 | 2023-10-31 | Wangs Alliance Corporation | Modular articulating lighting |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4866430A (en) * | 1986-12-11 | 1989-09-12 | Motorola, Inc. | Low voltage LED driver circuit |
US4988889A (en) * | 1989-07-03 | 1991-01-29 | Self-Powered Lighting, Inc. | Power source for emergency lighting systems |
US5537003A (en) * | 1994-04-08 | 1996-07-16 | Gentex Corporation | Control system for automotive vehicle headlamps and other vehicle equipment |
CA2159842A1 (en) * | 1994-12-05 | 1996-06-06 | Joe A. Ortiz | Diode drive current source |
WO1996026570A1 (fr) * | 1995-02-21 | 1996-08-29 | Hitachi, Ltd. | Appareil et procede de fourniture d'electricite a un vehicule, dispositif a circuits semiconducteurs a utiliser dans ledit appareil et dispositif de cablage commun pour une automobile ou un autre vehicule |
US5856779A (en) * | 1995-06-08 | 1999-01-05 | Friday; Leon L. | Motorcycle brake light enhancement system |
US5765940A (en) * | 1995-10-31 | 1998-06-16 | Dialight Corporation | LED-illuminated stop/tail lamp assembly |
US5912568A (en) * | 1997-03-21 | 1999-06-15 | Lucent Technologies Inc. | Led drive circuit |
US6150771A (en) * | 1997-06-11 | 2000-11-21 | Precision Solar Controls Inc. | Circuit for interfacing between a conventional traffic signal conflict monitor and light emitting diodes replacing a conventional incandescent bulb in the signal |
CN1241318A (zh) * | 1997-08-01 | 2000-01-12 | 皇家菲利浦电子有限公司 | 带全波整流装置的多谐直流-直流变流器 |
FR2772154A1 (fr) * | 1997-12-09 | 1999-06-04 | Motorola Semiconducteurs | Circuit de commande pour la correction du facteur de puissance |
EP0967590A1 (en) * | 1998-06-25 | 1999-12-29 | Hewlett-Packard Company | Optical display device using LEDs and its operating method |
FI106770B (fi) * | 1999-01-22 | 2001-03-30 | Nokia Mobile Phones Ltd | Valaiseva elektroninen laite ja valaisumenetelmä |
DE29919006U1 (de) * | 1999-03-08 | 2000-05-04 | Bebenroth Guenther | Schaltungsanordnung zum Betreiben eines Leuchtkörpers |
DE19930174A1 (de) * | 1999-06-30 | 2001-01-04 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ansteuerschaltung für LED und zugehöriges Betriebsverfahren |
DE60007610T2 (de) * | 1999-07-07 | 2004-11-18 | Koninklijke Philips Electronics N.V. | Sperrwandler als led-treiber |
DE19950135A1 (de) * | 1999-10-18 | 2001-04-19 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ansteuerschaltung für LED und zugehöriges Betriebsverfahren |
JP3445540B2 (ja) * | 1999-11-16 | 2003-09-08 | 常盤電業株式会社 | 電源回路 |
US6362578B1 (en) * | 1999-12-23 | 2002-03-26 | Stmicroelectronics, Inc. | LED driver circuit and method |
MXPA01010039A (es) * | 2000-02-03 | 2002-07-30 | Koninkl Philips Electronics Nv | Ensamble de abastecimiento para un modulo de iluminacion led. |
DE10025821A1 (de) * | 2000-05-25 | 2002-07-25 | Sickinger Monika | Led-Lichtquelle |
-
2001
- 2001-12-05 US US10/012,000 patent/US6586890B2/en not_active Expired - Lifetime
-
2002
- 2002-11-15 EP EP02781532A patent/EP1459599B2/en not_active Expired - Lifetime
- 2002-11-15 CN CNB02824219XA patent/CN100446629C/zh not_active Expired - Lifetime
- 2002-11-15 JP JP2003550561A patent/JP4353804B2/ja not_active Expired - Lifetime
- 2002-11-15 AT AT02781532T patent/ATE387832T1/de not_active IP Right Cessation
- 2002-11-15 WO PCT/IB2002/004798 patent/WO2003049505A1/en active IP Right Grant
- 2002-11-15 AU AU2002348912A patent/AU2002348912A1/en not_active Abandoned
- 2002-11-15 DE DE60225333T patent/DE60225333T3/de not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101169918B (zh) * | 2006-10-23 | 2010-05-12 | 中华映管股份有限公司 | 驱动发光二极管以及发光二极管串的驱动电路 |
CN101523978B (zh) * | 2006-11-03 | 2011-04-06 | 奥斯兰姆有限公司 | 用于驱动光源的电路和相关方法 |
WO2010142057A1 (zh) * | 2009-06-08 | 2010-12-16 | 建兴电子科技股份有限公司 | 发光二极管的驱动装置与驱动方法 |
CN102026443A (zh) * | 2009-09-18 | 2011-04-20 | 立锜科技股份有限公司 | 平均电流调节器及其驱动电路与平均电流调节方法 |
CN102026443B (zh) * | 2009-09-18 | 2014-05-14 | 立锜科技股份有限公司 | 平均电流调节器及其驱动电路与平均电流调节方法 |
CN105704858A (zh) * | 2010-11-05 | 2016-06-22 | 香港城市大学 | 用于两个或多个并联led灯串的驱动器 |
CN105704858B (zh) * | 2010-11-05 | 2018-03-23 | 香港城市大学 | 用于两个或多个并联led灯串的驱动器 |
CN104272872A (zh) * | 2012-05-10 | 2015-01-07 | 皇家飞利浦有限公司 | 具有外部温度补偿的照明控制信号调制器的led驱动器 |
CN104272872B (zh) * | 2012-05-10 | 2017-05-10 | 飞利浦灯具控股公司 | 具有外部温度补偿的照明控制信号调制器的led驱动器 |
CN108471650A (zh) * | 2017-02-23 | 2018-08-31 | 法雷奥照明公司 | 用于机动车辆的脉冲式光通量光源的方法和控制模块 |
Also Published As
Publication number | Publication date |
---|---|
EP1459599B2 (en) | 2012-11-07 |
WO2003049505A1 (en) | 2003-06-12 |
US20030102819A1 (en) | 2003-06-05 |
AU2002348912A1 (en) | 2003-06-17 |
DE60225333T3 (de) | 2013-03-21 |
US6586890B2 (en) | 2003-07-01 |
CN100446629C (zh) | 2008-12-24 |
EP1459599A1 (en) | 2004-09-22 |
DE60225333T2 (de) | 2009-02-26 |
ATE387832T1 (de) | 2008-03-15 |
JP4353804B2 (ja) | 2009-10-28 |
EP1459599B1 (en) | 2008-02-27 |
DE60225333D1 (de) | 2008-04-10 |
JP2005512334A (ja) | 2005-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100446629C (zh) | 具有pwm输出的led驱动电路 | |
US8680787B2 (en) | Load control device for a light-emitting diode light source | |
US8841862B2 (en) | LED driving system and method for variable voltage input | |
US8456097B2 (en) | Modified dimming LED driver | |
CN101959346B (zh) | 用于led灯的自适应调光器检测和控制 | |
US8339053B2 (en) | LED dimming apparatus | |
CN103763842B (zh) | 发光二极管灯 | |
EP2885575B1 (en) | Method and apparatus to control light intensity as voltage fluctuates | |
CN102265706B (zh) | Led点亮装置及前灯用led点亮装置 | |
US7301284B2 (en) | Lighting control circuit for vehicle lighting equipment | |
US8350491B2 (en) | Self adjusting power supply apparatus and method | |
CN101926222A (zh) | 调光信号发生器及产生调光信号的方法 | |
CN105009690A (zh) | 用于可调光led灯的输入电压的抖动的输出电流补偿 | |
US9055638B2 (en) | Lighting device and lighting fixture | |
US9220146B2 (en) | Light emitting diode driver with linearly controlled driving current | |
EP2818026B1 (en) | Lighting device including a drive device configured for dimming light-emitting diodes in response to voltage and temperature | |
WO2015157722A1 (en) | Power conserving method for electric lighting supply | |
CN104427722B (zh) | 点亮装置以及使用该点亮装置的照明设备 | |
US11490476B2 (en) | Solid-state lighting with a luminaire dimming driver | |
US11930571B2 (en) | Solid-state lighting with a luminaire phase-dimming driver | |
Jadhav et al. | LED Dimmer Using PWM Dimming Method for Low-Power Lighting Applications |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHANGHAI DANGOO ELECTRONICS Co.,Ltd. Assignor: Koninklijke Philips Electronics N.V. Contract record no.: 2011990000869 Denomination of invention: LED driver circuit with PWM output Granted publication date: 20081224 License type: Common License Open date: 20050323 Record date: 20110906 |
|
CP01 | Change in the name or title of a patent holder |
Address after: Holland Ian Deho Finn Patentee after: KONINKLIJKE PHILIPS N.V. Address before: Holland Ian Deho Finn Patentee before: Koninklijke Philips Electronics N.V. |
|
CP03 | Change of name, title or address | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170328 Address after: The city of Eindhoven in Holland Patentee after: PHILIPS LIGHTING HOLDING B.V. Address before: Holland Ian Deho Finn Patentee before: KONINKLIJKE PHILIPS N.V. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Eindhoven Patentee after: Signify Holdings Ltd. Address before: The city of Eindhoven in Holland Patentee before: PHILIPS LIGHTING HOLDING B.V. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20081224 |