CN1406450A - 带有电调节色彩平衡的led光源 - Google Patents
带有电调节色彩平衡的led光源 Download PDFInfo
- Publication number
- CN1406450A CN1406450A CN01805639A CN01805639A CN1406450A CN 1406450 A CN1406450 A CN 1406450A CN 01805639 A CN01805639 A CN 01805639A CN 01805639 A CN01805639 A CN 01805639A CN 1406450 A CN1406450 A CN 1406450A
- Authority
- CN
- China
- Prior art keywords
- led
- light
- light source
- color
- light output
- 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
- 238000005259 measurement Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims description 7
- 230000010354 integration Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 7
- 239000003086 colorant Substances 0.000 abstract description 6
- 230000004044 response Effects 0.000 abstract description 4
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
- G01J1/28—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
- G01J1/30—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors
- G01J1/32—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors adapted for automatic variation of the measured or reference value
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/463—Colour matching
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/465—Measurement of colour; Colour measuring devices, e.g. colorimeters taking into account the colour perception of the eye; using tristimulus detection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
- G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- 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]
- H05B45/20—Controlling the colour 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]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- 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
- H05B45/32—Pulse-control circuits
-
- 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]
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
- F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/749,154 | 2000-12-27 | ||
US09/749,154 US6495964B1 (en) | 1998-12-18 | 2000-12-27 | LED luminaire with electrically adjusted color balance using photodetector |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1406450A true CN1406450A (zh) | 2003-03-26 |
CN100393177C CN100393177C (zh) | 2008-06-04 |
Family
ID=25012501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018056393A Expired - Lifetime CN100393177C (zh) | 2000-12-27 | 2001-12-12 | 带有电调节色彩平衡的led光源 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6495964B1 (zh) |
EP (1) | EP1348319B1 (zh) |
JP (1) | JP4094952B2 (zh) |
CN (1) | CN100393177C (zh) |
DE (1) | DE60111421T2 (zh) |
WO (1) | WO2002052902A2 (zh) |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101154338B (zh) * | 2006-09-26 | 2010-10-13 | 三星电子株式会社 | 基于led的光学系统及其老化补偿的方法 |
CN101184355B (zh) * | 2007-12-06 | 2011-03-16 | 哈尔滨师范大学 | 三基色led光源合成白光的方法 |
CN101288341B (zh) * | 2005-10-17 | 2011-08-03 | 电灯专利信托有限公司 | 发出混色光的光源以及控制这种光源的色度坐标的方法 |
CN102203495A (zh) * | 2008-10-24 | 2011-09-28 | 克利公司 | 用于颜色混合的阵列布局 |
US8115417B2 (en) | 2007-11-23 | 2012-02-14 | Boe Technology Group Co., Ltd. | Color management system and method for LED backlights |
CN102640565A (zh) * | 2009-09-16 | 2012-08-15 | 电子研究私人有限公司 | 一种led显示系统 |
CN102791061A (zh) * | 2011-05-20 | 2012-11-21 | 英飞凌科技奥地利有限公司 | 包括颜色监控的led驱动器 |
CN103098546A (zh) * | 2010-09-01 | 2013-05-08 | 奥斯兰姆施尔凡尼亚公司 | 使用调制频率检测技术的led控制 |
US8698171B2 (en) | 2005-01-10 | 2014-04-15 | Cree, Inc. | Solid state lighting component |
CN101772988B (zh) * | 2007-08-06 | 2014-11-26 | 赤多尼科阿特可两合股份有限公司 | 发光控制装置和方法 |
US9335006B2 (en) | 2006-04-18 | 2016-05-10 | Cree, Inc. | Saturated yellow phosphor converted LED and blue converted red LED |
CN105874880A (zh) * | 2013-09-23 | 2016-08-17 | 欧司朗Oled股份有限公司 | 光电子器件设备和用于运行光电子器件的方法 |
US9786811B2 (en) | 2011-02-04 | 2017-10-10 | Cree, Inc. | Tilted emission LED array |
US9793247B2 (en) | 2005-01-10 | 2017-10-17 | Cree, Inc. | Solid state lighting component |
US10295147B2 (en) | 2006-11-09 | 2019-05-21 | Cree, Inc. | LED array and method for fabricating same |
CN110998256A (zh) * | 2017-07-24 | 2020-04-10 | 奥斯兰姆施尔凡尼亚公司 | 用于园艺应用的辐照度控制器材 |
US10842016B2 (en) | 2011-07-06 | 2020-11-17 | Cree, Inc. | Compact optically efficient solid state light source with integrated thermal management |
US11791442B2 (en) | 2007-10-31 | 2023-10-17 | Creeled, Inc. | Light emitting diode package and method for fabricating same |
Families Citing this family (302)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030133292A1 (en) | 1999-11-18 | 2003-07-17 | Mueller George G. | Methods and apparatus for generating and modulating white light illumination conditions |
US7139617B1 (en) * | 1999-07-14 | 2006-11-21 | Color Kinetics Incorporated | Systems and methods for authoring lighting sequences |
US7353071B2 (en) * | 1999-07-14 | 2008-04-01 | Philips Solid-State Lighting Solutions, Inc. | Method and apparatus for authoring and playing back lighting sequences |
US6777891B2 (en) | 1997-08-26 | 2004-08-17 | Color Kinetics, Incorporated | Methods and apparatus for controlling devices in a networked lighting system |
US7014336B1 (en) | 1999-11-18 | 2006-03-21 | Color Kinetics Incorporated | Systems and methods for generating and modulating illumination conditions |
US20040052076A1 (en) | 1997-08-26 | 2004-03-18 | Mueller George G. | Controlled lighting methods and apparatus |
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 |
US6806659B1 (en) | 1997-08-26 | 2004-10-19 | Color Kinetics, Incorporated | Multicolored LED lighting method and apparatus |
US20080140231A1 (en) * | 1999-07-14 | 2008-06-12 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for authoring and playing back lighting sequences |
US6227674B1 (en) * | 1999-11-23 | 2001-05-08 | Rosco Incorporated | Oval, constant radius convex mirror assembly |
US7049761B2 (en) | 2000-02-11 | 2006-05-23 | Altair Engineering, Inc. | Light tube and power supply circuit |
US7550935B2 (en) | 2000-04-24 | 2009-06-23 | Philips Solid-State Lighting Solutions, Inc | Methods and apparatus for downloading lighting programs |
US7303300B2 (en) | 2000-09-27 | 2007-12-04 | Color Kinetics Incorporated | Methods and systems for illuminating household products |
US7038399B2 (en) * | 2001-03-13 | 2006-05-02 | Color Kinetics Incorporated | Methods and apparatus for providing power to lighting devices |
US6630801B2 (en) * | 2001-10-22 | 2003-10-07 | Lümileds USA | Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes |
JP4526755B2 (ja) * | 2002-06-27 | 2010-08-18 | サンデン株式会社 | 車両用空調装置 |
EP1579734A1 (en) * | 2002-12-20 | 2005-09-28 | Koninklijke Philips Electronics N.V. | Sensing light emitted from multiple light sources |
JP2005150774A (ja) * | 2002-12-27 | 2005-06-09 | Casio Comput Co Ltd | 照明装置及び撮像装置 |
US7569802B1 (en) | 2003-03-20 | 2009-08-04 | Patrick Mullins | Photosensor control unit for a lighting module |
US20040188593A1 (en) * | 2003-03-20 | 2004-09-30 | Patrick Mullins | Photosensor control unit |
EP3416460B1 (en) * | 2003-05-05 | 2022-10-19 | Signify North America Corporation | Lighting unit |
US20070001177A1 (en) * | 2003-05-08 | 2007-01-04 | Koninklijke Philips Electronics N.V. | Integrated light-emitting diode system |
US6858993B2 (en) * | 2003-06-20 | 2005-02-22 | World Innotel Co., Ltd. | Driving means for driving light sources in various illuminating pattern and luminous shoes applied thereof |
US7825574B2 (en) | 2003-09-24 | 2010-11-02 | Osram Gesellschaft mit beschränkter Haftung | High-efficiency led-based illumination system with improved color rendering |
JP4805829B2 (ja) | 2003-09-24 | 2011-11-02 | パテント−トロイハント−ゲゼルシヤフト フユール エレクトリツシエ グリユーラムペン ミツト ベシユレンクテル ハフツング | 定義された色温度を有する白色発光led |
WO2005052751A2 (en) | 2003-11-20 | 2005-06-09 | Color Kinetics Incorporated | Light system manager |
CN100370610C (zh) * | 2003-11-21 | 2008-02-20 | 政齐科技股份有限公司 | 发光二极管光源结构 |
US6894442B1 (en) * | 2003-12-18 | 2005-05-17 | Agilent Technologies, Inc. | Luminary control system |
US7026769B2 (en) * | 2003-12-18 | 2006-04-11 | Joon Chok Lee | Luminary control system adapted for reproducing the color of a known light source |
US7385481B2 (en) * | 2004-01-08 | 2008-06-10 | Lumination Llc | Method and apparatus for tri-color rail signal system with control |
US6969955B2 (en) * | 2004-01-29 | 2005-11-29 | Axis Technologies, Inc. | Method and apparatus for dimming control of electronic ballasts |
EP1568934B1 (de) * | 2004-02-28 | 2012-05-30 | TRUMPF Medizin Systeme GmbH + Co. KG | Operationsleuchte |
EP1568938B1 (de) * | 2004-02-28 | 2006-09-27 | TRUMPF Kreuzer Medizin Systeme GmbH + Co. KG | Operationsleuchte |
EP1568936A1 (de) * | 2004-02-28 | 2005-08-31 | TRUMPF Kreuzer Medizin Systeme GmbH + Co. KG | Operationsleuchte und Verfahren zur Ausleuchtung einer Operationsstelle |
US7348949B2 (en) * | 2004-03-11 | 2008-03-25 | Avago Technologies Ecbu Ip Pte Ltd | Method and apparatus for controlling an LED based light system |
US7358706B2 (en) * | 2004-03-15 | 2008-04-15 | Philips Solid-State Lighting Solutions, Inc. | Power factor correction control methods and apparatus |
US7354172B2 (en) | 2004-03-15 | 2008-04-08 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for controlled lighting based on a reference gamut |
US20050259424A1 (en) | 2004-05-18 | 2005-11-24 | Zampini Thomas L Ii | Collimating and controlling light produced by light emitting diodes |
US20060000963A1 (en) * | 2004-06-30 | 2006-01-05 | Ng Kee Y | Light source calibration |
US7333011B2 (en) * | 2004-07-06 | 2008-02-19 | Honeywell International Inc. | LED-based luminaire utilizing optical feedback color and intensity control scheme |
DE102004038199A1 (de) | 2004-08-05 | 2006-03-16 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | LED mit niedriger Farbtemperatur |
WO2006012737A1 (en) * | 2004-08-06 | 2006-02-09 | Tir Systems Ltd. | Lighting system including photonic emission and detection using light-emitting elements |
EP1782527B1 (de) * | 2004-08-26 | 2009-09-30 | ABB Schweiz AG | Vorrichtung zur speisung von hilfsbetriebeeinrichtungen für ein kraftstoffelektrisch angetriebenes fahrzeug |
WO2006031810A2 (en) | 2004-09-10 | 2006-03-23 | Color Kinetics Incorporated | Power control methods and apparatus for variable loads |
US7759622B2 (en) * | 2004-09-10 | 2010-07-20 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Methods and apparatus for regulating the drive currents of a plurality of light emitters |
DE102004045515A1 (de) * | 2004-09-20 | 2006-03-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Beleuchtungssystem mit mindestens zwei Lichtquellen und Verfahren zum Betreiben eines derartigen Beleuchtungssystems |
WO2006033031A2 (en) | 2004-09-24 | 2006-03-30 | Koninklijke Philips Electronics N.V. | Illumination system |
EP1647763A1 (de) * | 2004-10-12 | 2006-04-19 | Scanatron Technics AG | Operations- und Untersuchungsleuchte mit optimierter LED-Lichtquelle |
CN101124853B (zh) * | 2004-10-12 | 2011-07-13 | 皇家飞利浦电子股份有限公司 | 发光装置的反馈和控制方法及系统 |
JP4988586B2 (ja) * | 2004-11-19 | 2012-08-01 | 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 | セグメント化された光センサ上の画像マッピングによる光学的フィードバックを備えるled照明装置 |
EP1815719B1 (en) * | 2004-11-19 | 2010-03-31 | Koninklijke Philips Electronics N.V. | A feedback control system for controlling the light output of a led unit |
EP1825717B1 (en) * | 2004-11-23 | 2014-01-08 | Koninklijke Philips N.V. | Apparatus and method for controlling colour and colour temperature of light generated by a digitally controlled luminaire |
US20070273290A1 (en) * | 2004-11-29 | 2007-11-29 | Ian Ashdown | Integrated Modular Light Unit |
US20100096993A1 (en) * | 2004-11-29 | 2010-04-22 | Ian Ashdown | Integrated Modular Lighting Unit |
JP4593257B2 (ja) * | 2004-12-09 | 2010-12-08 | Nec液晶テクノロジー株式会社 | 照明装置、液晶表示装置,携帯端末装置およびその制御方法 |
EP1828821A2 (en) * | 2004-12-16 | 2007-09-05 | Koninklijke Philips Electronics N.V. | A feedback controlled illumination system having an array of leds, and a detector among the leds |
WO2006071628A2 (en) * | 2004-12-20 | 2006-07-06 | Color Kinetics Incorporated | Color management methods and apparatus for lighting |
FR2880406B1 (fr) * | 2005-01-06 | 2008-06-13 | Ece Soc Par Actions Simplifiee | Dispositif de signalisation lumineux |
US7474059B1 (en) * | 2005-03-31 | 2009-01-06 | Lumenergi, Inc. | Fluorescent ballast with fiber optic and IR control |
US8016470B2 (en) | 2007-10-05 | 2011-09-13 | Dental Equipment, Llc | LED-based dental exam lamp with variable chromaticity |
EP1891837A2 (en) * | 2005-05-27 | 2008-02-27 | Koninklijke Philips Electronics N.V. | Controlling an arrangement of semiconductors emitting light of distinct colors |
KR101176531B1 (ko) * | 2005-05-31 | 2012-08-24 | 삼성전자주식회사 | 백라이트 시스템 및 이를 채용한 액정표시장치 |
US8896216B2 (en) * | 2005-06-28 | 2014-11-25 | Seoul Viosys Co., Ltd. | Illumination system |
EP1905102B1 (en) | 2005-06-28 | 2018-08-29 | Seoul Viosys Co., Ltd | Light emitting device for ac power operation |
EP1900258A1 (en) * | 2005-06-29 | 2008-03-19 | Koninklijke Philips Electronics N.V. | Control system for controlling the light output of a led luminaire |
KR20080038317A (ko) * | 2005-06-30 | 2008-05-06 | 코닌클리즈케 필립스 일렉트로닉스 엔.브이. | 루미네어의 출력을 제어하는 방법 및 시스템 |
US7312430B2 (en) * | 2005-07-01 | 2007-12-25 | Avago Technologies Ecbuip Pte Ltd | System, display apparatus and method for providing controlled illumination using internal reflection |
ATE554634T1 (de) * | 2005-07-14 | 2012-05-15 | Koninkl Philips Electronics Nv | Farbpunktkontrollsystem |
DE102005036275A1 (de) * | 2005-08-02 | 2007-02-08 | Berchtold Holding Gmbh | Operationsleuchte |
EP1922905B1 (en) * | 2005-08-17 | 2012-07-04 | Koninklijke Philips Electronics N.V. | Digitally controlled luminaire system |
KR20070024235A (ko) * | 2005-08-26 | 2007-03-02 | 삼성전자주식회사 | 백라이트 유닛, 이를 포함하는 표시장치 그리고 백라이트유닛의 제어방법 |
TWI391600B (zh) * | 2005-09-27 | 2013-04-01 | Koninkl Philips Electronics Nv | 發光二極體之照明燈具 |
TWI263754B (en) * | 2005-10-05 | 2006-10-11 | Coretronic Corp | A LED (light-emitting diode) backlight module |
US7765792B2 (en) | 2005-10-21 | 2010-08-03 | Honeywell International Inc. | System for particulate matter sensor signal processing |
EP1781071B1 (en) * | 2005-10-27 | 2007-06-13 | ALCATEL Transport Solution Deutschland GmbH | Control of the luminous intensity of power LEDs by using the photoelectric effect characteristics of said power LEDs |
JP4944424B2 (ja) * | 2005-10-31 | 2012-05-30 | アバゴ・テクノロジーズ・ジェネラル・アイピー(シンガポール)プライベート・リミテッド | 照明システム |
ATE532000T1 (de) * | 2005-11-14 | 2011-11-15 | Trumpf Medizin Systeme Gmbh & Co Kg | Operationsleuchte |
WO2007061758A1 (en) * | 2005-11-18 | 2007-05-31 | Cree, Inc. | Tiles for solid state lighting |
US8278846B2 (en) | 2005-11-18 | 2012-10-02 | Cree, Inc. | Systems and methods for calibrating solid state lighting panels |
US7926300B2 (en) | 2005-11-18 | 2011-04-19 | Cree, Inc. | Adaptive adjustment of light output of solid state lighting panels |
US7872430B2 (en) | 2005-11-18 | 2011-01-18 | Cree, Inc. | Solid state lighting panels with variable voltage boost current sources |
US8514210B2 (en) | 2005-11-18 | 2013-08-20 | Cree, Inc. | Systems and methods for calibrating solid state lighting panels using combined light output measurements |
JP2007148095A (ja) * | 2005-11-29 | 2007-06-14 | Sharp Corp | 液晶表示装置 |
GB0524909D0 (en) * | 2005-12-06 | 2006-01-11 | Enfis Ltd | Improved LED array |
TWI293543B (en) * | 2005-12-07 | 2008-02-11 | Ind Tech Res Inst | Illumination brightness and color control system and method thereof |
EP1979726B1 (en) * | 2006-01-19 | 2013-11-06 | Philips Intellectual Property & Standards GmbH | Color-controlled illumination device |
FR2896944B1 (fr) | 2006-01-31 | 2008-05-02 | Commissariat Energie Atomique | Dispositif d'emission de lumiere avec controle chromatique |
JP2007214053A (ja) * | 2006-02-10 | 2007-08-23 | Sharp Corp | 光源モジュール、光源システム及び液晶表示装置 |
US7511437B2 (en) | 2006-02-10 | 2009-03-31 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for high power factor controlled power delivery using a single switching stage per load |
US8159150B2 (en) * | 2006-04-21 | 2012-04-17 | Koninklijke Philips Electronics N.V. | Method and apparatus for light intensity control |
US7766511B2 (en) | 2006-04-24 | 2010-08-03 | Integrated Illumination Systems | LED light fixture |
DE102006020839B4 (de) * | 2006-05-04 | 2009-02-19 | Austriamicrosystems Ag | Schaltungsanordnung und Verfahren zur Steuerung mindestens zweier Lichtquellen |
TWI308468B (en) * | 2006-05-05 | 2009-04-01 | Ind Tech Res Inst | Backlight system and method for controlling brightness thereof |
CN101443834B (zh) * | 2006-05-24 | 2012-06-20 | 松下电器产业株式会社 | 色温度补正装置及显示装置 |
EP2033235B1 (en) | 2006-05-26 | 2017-06-21 | Cree, Inc. | Solid state light emitting device |
WO2007142947A2 (en) * | 2006-05-31 | 2007-12-13 | Cree Led Lighting Solutions, Inc. | Lighting device with color control, and method of lighting |
EP2033278B1 (en) * | 2006-05-31 | 2019-04-10 | Cree, Inc. | Lighting device and method of lighting |
CN101479966B (zh) * | 2006-06-28 | 2012-04-18 | 皇家飞利浦电子股份有限公司 | 用于对发光设备的光发射进行调制的方法和设备 |
US7973759B2 (en) * | 2006-07-06 | 2011-07-05 | Industrial Technology Research Institute | System and method for driving light emitters of backlight module using current mixing |
US20080012820A1 (en) * | 2006-07-11 | 2008-01-17 | Chun-Chieh Yang | System and method for achieving desired operation illumination condition for light emitters |
DE102006040393B4 (de) * | 2006-08-29 | 2018-11-22 | Dr. Mach Gmbh & Co. Kg | LED-Operationsleuchte |
US10379277B2 (en) * | 2006-09-13 | 2019-08-13 | Ideal Industries Lighting Llc | Lighting device |
US7513671B2 (en) * | 2006-09-18 | 2009-04-07 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Efficient solid state light source for generating light in a limited region of the color space |
DE202007007054U1 (de) * | 2006-11-15 | 2007-07-26 | Trumpf Kreuzer Medizin Systeme Gmbh + Co. Kg | System mit einer Operationsleuchte und mit einer Kamera |
US7745769B2 (en) * | 2006-11-15 | 2010-06-29 | Ecolivegreen Corp. | System for adjusting a light source by sensing ambient illumination |
US7729941B2 (en) | 2006-11-17 | 2010-06-01 | Integrated Illumination Systems, Inc. | Apparatus and method of using lighting systems to enhance brand recognition |
KR20080061686A (ko) * | 2006-12-28 | 2008-07-03 | 삼성전자주식회사 | 백라이트 어셈블리와 이의 구동 방법 그리고 이를 구비하는액정 표시 장치 |
US8013538B2 (en) | 2007-01-26 | 2011-09-06 | Integrated Illumination Systems, Inc. | TRI-light |
US8456388B2 (en) * | 2007-02-14 | 2013-06-04 | Cree, Inc. | Systems and methods for split processor control in a solid state lighting panel |
JP5010949B2 (ja) * | 2007-03-07 | 2012-08-29 | 株式会社ジャパンディスプレイイースト | 有機el表示装置 |
US8076920B1 (en) | 2007-03-12 | 2011-12-13 | Cirrus Logic, Inc. | Switching power converter and control system |
US7667408B2 (en) * | 2007-03-12 | 2010-02-23 | Cirrus Logic, Inc. | Lighting system with lighting dimmer output mapping |
US8018171B1 (en) | 2007-03-12 | 2011-09-13 | Cirrus Logic, Inc. | Multi-function duty cycle modifier |
US7804256B2 (en) | 2007-03-12 | 2010-09-28 | Cirrus Logic, Inc. | Power control system for current regulated light sources |
US20080252664A1 (en) * | 2007-04-11 | 2008-10-16 | Zhi-Xian Huang | Device and Method for Driving Light-Emitting Diodes |
TWI377529B (en) * | 2007-04-13 | 2012-11-21 | Novatek Microelectronics Corp | Luminance compensation device and method thereof for backlight module |
DE102007018224A1 (de) | 2007-04-16 | 2008-10-23 | Schott Ag | LED-Leuchte mit stabilisiertem Lichtstrom und stabilisierter Lichtfarbe |
US7554473B2 (en) | 2007-05-02 | 2009-06-30 | Cirrus Logic, Inc. | Control system using a nonlinear delta-sigma modulator with nonlinear process modeling |
WO2008135927A1 (en) | 2007-05-02 | 2008-11-13 | Koninklijke Philips Electronics N.V. | Solid-state lighting device |
WO2008137984A1 (en) | 2007-05-08 | 2008-11-13 | Cree Led Lighting Solutions, Inc. | Lighting devices and methods for lighting |
TWI403803B (zh) * | 2007-05-14 | 2013-08-01 | Au Optronics Corp | 背光模組之校正方法 |
US7712917B2 (en) * | 2007-05-21 | 2010-05-11 | Cree, Inc. | Solid state lighting panels with limited color gamut and methods of limiting color gamut in solid state lighting panels |
EP2152365A2 (en) | 2007-05-25 | 2010-02-17 | Koninklijke Philips Electronics N.V. | A lighting system for creating a biological effect |
US8102127B2 (en) | 2007-06-24 | 2012-01-24 | Cirrus Logic, Inc. | Hybrid gas discharge lamp-LED lighting system |
US8044899B2 (en) * | 2007-06-27 | 2011-10-25 | Hong Kong Applied Science and Technology Research Institute Company Limited | Methods and apparatus for backlight calibration |
US7888888B2 (en) * | 2007-07-11 | 2011-02-15 | Industrial Technology Research Institute | Light source apparatus and driving apparatus thereof |
US8791631B2 (en) | 2007-07-19 | 2014-07-29 | Quarkstar Llc | Light emitting device |
US8259057B2 (en) * | 2007-07-31 | 2012-09-04 | Hewlett-Packard Development Company, L.P. | Liquid crystal display |
US20090033612A1 (en) * | 2007-07-31 | 2009-02-05 | Roberts John K | Correction of temperature induced color drift in solid state lighting displays |
CN101766056B (zh) * | 2007-08-02 | 2013-05-22 | Nxp股份有限公司 | 具有多个发光器件的电子设备 |
US8829820B2 (en) * | 2007-08-10 | 2014-09-09 | Cree, Inc. | Systems and methods for protecting display components from adverse operating conditions |
US8587217B2 (en) * | 2007-08-24 | 2013-11-19 | Cirrus Logic, Inc. | Multi-LED control |
CN101802571A (zh) * | 2007-09-11 | 2010-08-11 | 皇家飞利浦电子股份有限公司 | 环境光补偿传感器和过程 |
US8742686B2 (en) | 2007-09-24 | 2014-06-03 | Integrated Illumination Systems, Inc. | Systems and methods for providing an OEM level networked lighting system |
US8866410B2 (en) * | 2007-11-28 | 2014-10-21 | Cree, Inc. | Solid state lighting devices and methods of manufacturing the same |
US7804697B2 (en) | 2007-12-11 | 2010-09-28 | Cirrus Logic, Inc. | History-independent noise-immune modulated transformer-coupled gate control signaling method and apparatus |
US8823630B2 (en) * | 2007-12-18 | 2014-09-02 | Cree, Inc. | Systems and methods for providing color management control in a lighting panel |
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 |
JP2011512001A (ja) * | 2008-01-17 | 2011-04-14 | 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 | 光強度制御のための方法及び装置 |
US8576589B2 (en) | 2008-01-30 | 2013-11-05 | Cirrus Logic, Inc. | Switch state controller with a sense current generated operating voltage |
US8008898B2 (en) | 2008-01-30 | 2011-08-30 | Cirrus Logic, Inc. | Switching regulator with boosted auxiliary winding supply |
US8022683B2 (en) | 2008-01-30 | 2011-09-20 | Cirrus Logic, Inc. | Powering a power supply integrated circuit with sense current |
US8350499B2 (en) * | 2008-02-06 | 2013-01-08 | C. Crane Company, Inc. | High efficiency power conditioning circuit for lighting device |
EP2243334A2 (en) * | 2008-02-07 | 2010-10-27 | Nxp B.V. | Multi-core light engine architecture |
US7726974B2 (en) | 2008-03-20 | 2010-06-01 | Illumitron International | Magnetic power and data coupling for LED lighting |
US9179509B2 (en) * | 2008-04-24 | 2015-11-03 | Google Inc. | Light emitting diode assembly |
US8487547B2 (en) * | 2008-04-24 | 2013-07-16 | Cypress Semiconductor Corporation | Lighting assembly, circuits and methods |
CN101577994B (zh) * | 2008-05-06 | 2012-09-05 | 旭丽电子(广州)有限公司 | 用于校正照明设备的光感测装置与感测方法 |
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 |
US7863831B2 (en) * | 2008-06-12 | 2011-01-04 | 3M Innovative Properties Company | AC illumination apparatus with amplitude partitioning |
US8008902B2 (en) | 2008-06-25 | 2011-08-30 | Cirrus Logic, Inc. | Hysteretic buck converter having dynamic thresholds |
US20100007588A1 (en) * | 2008-07-09 | 2010-01-14 | Adaptive Micro Systems Llc | System and method for led degradation and temperature compensation |
US7976196B2 (en) | 2008-07-09 | 2011-07-12 | Altair Engineering, Inc. | Method of forming LED-based light and resulting LED-based light |
US8212491B2 (en) | 2008-07-25 | 2012-07-03 | Cirrus Logic, Inc. | Switching power converter control with triac-based leading edge dimmer compatibility |
US8330434B2 (en) | 2008-07-25 | 2012-12-11 | Cirrus Logic, Inc. | Power supply that determines energy consumption and outputs a signal indicative of energy consumption |
US8344707B2 (en) | 2008-07-25 | 2013-01-01 | Cirrus Logic, Inc. | Current sensing in a switching power converter |
US7946729B2 (en) | 2008-07-31 | 2011-05-24 | Altair Engineering, Inc. | Fluorescent tube replacement having longitudinally oriented LEDs |
US8487546B2 (en) * | 2008-08-29 | 2013-07-16 | Cirrus Logic, Inc. | LED lighting system with accurate current control |
US8674626B2 (en) | 2008-09-02 | 2014-03-18 | Ilumisys, Inc. | LED lamp failure alerting system |
US9509525B2 (en) | 2008-09-05 | 2016-11-29 | Ketra, Inc. | Intelligent illumination device |
US8773336B2 (en) | 2008-09-05 | 2014-07-08 | Ketra, Inc. | Illumination devices and related systems and methods |
US10210750B2 (en) | 2011-09-13 | 2019-02-19 | Lutron Electronics Co., Inc. | System and method of extending the communication range in a visible light communication system |
US9276766B2 (en) | 2008-09-05 | 2016-03-01 | Ketra, Inc. | Display calibration systems and related methods |
US8256924B2 (en) | 2008-09-15 | 2012-09-04 | Ilumisys, Inc. | LED-based light having rapidly oscillating LEDs |
US8222872B1 (en) | 2008-09-30 | 2012-07-17 | Cirrus Logic, Inc. | Switching power converter with selectable mode auxiliary power supply |
US8179110B2 (en) | 2008-09-30 | 2012-05-15 | Cirrus Logic Inc. | Adjustable constant current source with continuous conduction mode (“CCM”) and discontinuous conduction mode (“DCM”) operation |
TWI380004B (en) * | 2008-10-20 | 2012-12-21 | Ind Tech Res Inst | Light source detection and control system |
US7938562B2 (en) | 2008-10-24 | 2011-05-10 | Altair Engineering, Inc. | Lighting including integral communication apparatus |
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 |
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 |
US7972028B2 (en) * | 2008-10-31 | 2011-07-05 | Future Electronics Inc. | System, method and tool for optimizing generation of high CRI white light, and an optimized combination of light emitting diodes |
US8288954B2 (en) * | 2008-12-07 | 2012-10-16 | Cirrus Logic, Inc. | Primary-side based control of secondary-side current for a transformer |
US8362707B2 (en) * | 2008-12-12 | 2013-01-29 | Cirrus Logic, Inc. | Light emitting diode based lighting system with time division ambient light feedback response |
US8299722B2 (en) | 2008-12-12 | 2012-10-30 | Cirrus Logic, Inc. | Time division light output sensing and brightness adjustment for different spectra of light emitting diodes |
DE102008064149A1 (de) * | 2008-12-19 | 2010-07-01 | Osram Opto Semiconductors Gmbh | Optoelektronische Vorrichtung |
US7994863B2 (en) * | 2008-12-31 | 2011-08-09 | Cirrus Logic, Inc. | Electronic system having common mode voltage range enhancement |
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 |
GB0901810D0 (en) * | 2009-02-05 | 2009-03-11 | Marl Internat Ltd | Improvements in and relating to lighting systems for train units |
US8115375B1 (en) | 2009-02-23 | 2012-02-14 | Lednovation, Inc. | Chromaticity tuned solid state lighting apparatus |
US8576406B1 (en) | 2009-02-25 | 2013-11-05 | Physical Optics Corporation | Luminaire illumination system and method |
US8598793B2 (en) | 2011-05-12 | 2013-12-03 | Ledengin, Inc. | Tuning of emitter with multiple LEDs to a single color bin |
US8384097B2 (en) | 2009-04-08 | 2013-02-26 | Ledengin, Inc. | Package for multiple light emitting diodes |
US8585245B2 (en) | 2009-04-23 | 2013-11-19 | Integrated Illumination Systems, Inc. | Systems and methods for sealing a lighting fixture |
US8680771B2 (en) | 2009-04-30 | 2014-03-25 | Cirrus Logic, Inc. | Controller customization system with phase cut angle communication customization data encoding |
US8330381B2 (en) | 2009-05-14 | 2012-12-11 | Ilumisys, Inc. | Electronic circuit for DC conversion of fluorescent lighting ballast |
US8299695B2 (en) | 2009-06-02 | 2012-10-30 | Ilumisys, Inc. | Screw-in LED bulb comprising a base having outwardly projecting nodes |
WO2011005579A2 (en) | 2009-06-23 | 2011-01-13 | Altair Engineering, Inc. | Illumination device including leds and a switching power control system |
US8963535B1 (en) | 2009-06-30 | 2015-02-24 | Cirrus Logic, Inc. | Switch controlled current sensing using a hall effect sensor |
US8198874B2 (en) | 2009-06-30 | 2012-06-12 | Cirrus Logic, Inc. | Switching power converter with current sensing transformer auxiliary power supply |
US8248145B2 (en) | 2009-06-30 | 2012-08-21 | Cirrus Logic, Inc. | Cascode configured switching using at least one low breakdown voltage internal, integrated circuit switch to control at least one high breakdown voltage external switch |
US8212493B2 (en) * | 2009-06-30 | 2012-07-03 | Cirrus Logic, Inc. | Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter |
JP5538785B2 (ja) * | 2009-09-14 | 2014-07-02 | ローム株式会社 | 照明装置 |
US9155174B2 (en) | 2009-09-30 | 2015-10-06 | Cirrus Logic, Inc. | Phase control dimming compatible lighting systems |
US9178415B1 (en) | 2009-10-15 | 2015-11-03 | Cirrus Logic, Inc. | Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter |
US8334656B2 (en) * | 2009-11-03 | 2012-12-18 | Msi, Llc | Replaceable lighting unit with adjustable output intensity and optional capability for reporting usage information, and method of operating same |
US8654483B2 (en) | 2009-11-09 | 2014-02-18 | Cirrus Logic, Inc. | Power system having voltage-based monitoring for over current protection |
DE102009057124A1 (de) * | 2009-12-08 | 2011-06-09 | Sennheiser Electronic Gmbh & Co. Kg | Anzeigen-LED-Einheit und Verfahren zum Steuern von Anzeigen-LEDs |
TWI384159B (zh) * | 2009-12-25 | 2013-02-01 | Ability Entpr Co Ltd | 校準光源的方法 |
US8540401B2 (en) | 2010-03-26 | 2013-09-24 | Ilumisys, Inc. | LED bulb with internal heat dissipating structures |
US8541958B2 (en) | 2010-03-26 | 2013-09-24 | Ilumisys, 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 |
US9345095B2 (en) | 2010-04-08 | 2016-05-17 | Ledengin, Inc. | Tunable multi-LED emitter module |
US8858022B2 (en) | 2011-05-05 | 2014-10-14 | Ledengin, Inc. | Spot TIR lens system for small high-power emitter |
EP2380619A1 (en) * | 2010-04-22 | 2011-10-26 | Philips Intellectual Property & Standards GmbH | Illumination system for influencing the mental state of a person |
US9089024B2 (en) | 2010-05-11 | 2015-07-21 | Arkalumen Inc. | Methods and apparatus for changing a DC supply voltage applied to a lighting circuit |
US9086435B2 (en) | 2011-05-10 | 2015-07-21 | Arkalumen Inc. | Circuits for sensing current levels within a lighting apparatus incorporating a voltage converter |
US8454193B2 (en) | 2010-07-08 | 2013-06-04 | Ilumisys, Inc. | Independent modules for LED fluorescent light tube replacement |
CA2803267A1 (en) | 2010-07-12 | 2012-01-19 | Ilumisys, Inc. | Circuit board mount for led light tube |
US8729811B2 (en) | 2010-07-30 | 2014-05-20 | Cirrus Logic, Inc. | Dimming multiple lighting devices by alternating energy transfer from a magnetic storage element |
US9173261B2 (en) | 2010-07-30 | 2015-10-27 | Wesley L. Mokry | Secondary-side alternating energy transfer control with inverted reference and LED-derived power supply |
JP2012043603A (ja) * | 2010-08-18 | 2012-03-01 | Sharp Corp | 照明装置 |
USRE49454E1 (en) | 2010-09-30 | 2023-03-07 | Lutron Technology Company Llc | Lighting control system |
US9386668B2 (en) | 2010-09-30 | 2016-07-05 | Ketra, Inc. | Lighting control system |
WO2012058556A2 (en) | 2010-10-29 | 2012-05-03 | Altair Engineering, 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 |
US9192009B2 (en) | 2011-02-14 | 2015-11-17 | Arkalumen Inc. | Lighting apparatus and method for detecting reflected light from local objects |
CA2867678C (en) | 2011-03-16 | 2016-06-14 | Arkalumen Inc. | Lighting apparatus and methods for controlling lighting apparatus using ambient light levels |
US9066381B2 (en) | 2011-03-16 | 2015-06-23 | Integrated Illumination Systems, Inc. | System and method for low level dimming |
US8823289B2 (en) | 2011-03-24 | 2014-09-02 | Cirrus Logic, Inc. | Color coordination of electronic light sources with dimming and temperature responsiveness |
US8939604B2 (en) | 2011-03-25 | 2015-01-27 | Arkalumen Inc. | Modular LED strip lighting apparatus |
US9967940B2 (en) | 2011-05-05 | 2018-05-08 | Integrated Illumination Systems, Inc. | Systems and methods for active thermal management |
US9060400B2 (en) | 2011-07-12 | 2015-06-16 | Arkalumen Inc. | Control apparatus incorporating a voltage converter for controlling lighting apparatus |
US8928240B2 (en) | 2011-08-16 | 2015-01-06 | Abl Ip Holding Llc | Method and system for driving organic LED's |
WO2013028965A2 (en) | 2011-08-24 | 2013-02-28 | Ilumisys, Inc. | Circuit board mount for led light |
US8928249B2 (en) | 2011-08-25 | 2015-01-06 | Abl Ip Holding Llc | Reducing lumen variability over a range of color temperatures of an output of tunable-white LED lighting devices |
WO2013071181A2 (en) | 2011-11-11 | 2013-05-16 | Cirrus Logic, Inc. | Color mixing of electronic light sources with correlation between phase-cut dimmer angle and predetermined black body radiation function |
EP3367445B1 (en) | 2011-11-23 | 2020-07-29 | Quarkstar LLC | Light-emitting devices providing asymmetrical propagation of light |
WO2013131002A1 (en) | 2012-03-02 | 2013-09-06 | Ilumisys, Inc. | Electrical connector header for an led-based light |
US11032884B2 (en) | 2012-03-02 | 2021-06-08 | Ledengin, Inc. | Method for making tunable multi-led emitter module |
TWM443813U (en) * | 2012-03-06 | 2012-12-21 | Winsky Technology Ltd | Illumination device |
US9897284B2 (en) | 2012-03-28 | 2018-02-20 | Ledengin, Inc. | LED-based MR16 replacement lamp |
JP5896816B2 (ja) * | 2012-04-10 | 2016-03-30 | キヤノン株式会社 | 照明装置、その制御方法、およびバックライト装置 |
US9167656B2 (en) | 2012-05-04 | 2015-10-20 | Abl Ip Holding Llc | Lifetime correction for aging of LEDs in tunable-white LED lighting devices |
US9204503B1 (en) | 2012-07-03 | 2015-12-01 | Philips International, B.V. | Systems and methods for dimming multiple lighting devices by alternating transfer from a magnetic storage element |
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 |
US9915410B2 (en) | 2012-09-13 | 2018-03-13 | Quarkstar Llc | Light-emitting devices with reflective elements |
CN104756264B (zh) | 2012-09-13 | 2019-06-18 | 夸克星有限责任公司 | 具有远程散射元件和全内反射提取器元件的发光设备 |
US9554435B2 (en) * | 2012-09-21 | 2017-01-24 | Texas Instruments Incorporated | LED drive apparatus, systems and methods |
US9320113B2 (en) * | 2012-10-05 | 2016-04-19 | Koninklijke Philips N.V. | Method of self-calibrating a lighting device and a lighting device performing the method |
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 |
US8902426B2 (en) | 2013-01-31 | 2014-12-02 | Hewlett-Packard Development Company, L.P. | Control of light-emitting diodes and sensors |
US9683710B2 (en) | 2013-03-07 | 2017-06-20 | Quarkstar Llc | Illumination device with multi-color light-emitting elements |
US9752757B2 (en) | 2013-03-07 | 2017-09-05 | Quarkstar Llc | Light-emitting device with light guide for two way illumination |
US9285084B2 (en) | 2013-03-14 | 2016-03-15 | Ilumisys, Inc. | Diffusers for LED-based lights |
US10811576B2 (en) | 2013-03-15 | 2020-10-20 | Quarkstar Llc | Color tuning of light-emitting devices |
US9234801B2 (en) | 2013-03-15 | 2016-01-12 | Ledengin, Inc. | Manufacturing method for LED emitter with high color consistency |
EP3017659B1 (en) * | 2013-07-02 | 2018-01-10 | Philips Lighting Holding B.V. | Methods and apparatus for lifetime extension of led-based lighting units |
US9578724B1 (en) * | 2013-08-20 | 2017-02-21 | Ketra, Inc. | Illumination device and method for avoiding flicker |
US9769899B2 (en) | 2014-06-25 | 2017-09-19 | Ketra, Inc. | Illumination device and age compensation method |
US9332598B1 (en) | 2013-08-20 | 2016-05-03 | Ketra, Inc. | Interference-resistant compensation for illumination devices having multiple emitter modules |
US9247605B1 (en) | 2013-08-20 | 2016-01-26 | Ketra, Inc. | Interference-resistant compensation for illumination devices |
USRE48955E1 (en) | 2013-08-20 | 2022-03-01 | Lutron Technology Company Llc | Interference-resistant compensation for illumination devices having multiple emitter modules |
US9360174B2 (en) | 2013-12-05 | 2016-06-07 | Ketra, Inc. | Linear LED illumination device with improved color mixing |
USRE48956E1 (en) | 2013-08-20 | 2022-03-01 | Lutron Technology Company Llc | Interference-resistant compensation for illumination devices using multiple series of measurement intervals |
US9651632B1 (en) | 2013-08-20 | 2017-05-16 | Ketra, Inc. | Illumination device and temperature calibration method |
US9237620B1 (en) | 2013-08-20 | 2016-01-12 | Ketra, Inc. | Illumination device and temperature compensation method |
US9345097B1 (en) | 2013-08-20 | 2016-05-17 | Ketra, Inc. | Interference-resistant compensation for illumination devices using multiple series of measurement intervals |
US9736895B1 (en) | 2013-10-03 | 2017-08-15 | Ketra, Inc. | Color mixing optics for LED illumination device |
US9267650B2 (en) | 2013-10-09 | 2016-02-23 | Ilumisys, Inc. | Lens for an LED-based light |
WO2015085062A2 (en) * | 2013-12-05 | 2015-06-11 | Ketra, Inc. | Linear led illumination device with improved color mixing |
WO2015112437A1 (en) | 2014-01-22 | 2015-07-30 | Ilumisys, Inc. | Led-based light with addressed leds |
US9406654B2 (en) | 2014-01-27 | 2016-08-02 | Ledengin, Inc. | Package for high-power LED devices |
US9510400B2 (en) | 2014-05-13 | 2016-11-29 | Ilumisys, Inc. | User input systems for an LED-based light |
US9557214B2 (en) | 2014-06-25 | 2017-01-31 | Ketra, Inc. | Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time |
US9736903B2 (en) | 2014-06-25 | 2017-08-15 | Ketra, Inc. | Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LED |
US9392663B2 (en) | 2014-06-25 | 2016-07-12 | Ketra, Inc. | Illumination device and method for controlling an illumination device over changes in drive current and temperature |
US10161786B2 (en) | 2014-06-25 | 2018-12-25 | Lutron Ketra, Llc | Emitter module for an LED illumination device |
US9510416B2 (en) | 2014-08-28 | 2016-11-29 | Ketra, Inc. | LED illumination device and method for accurately controlling the intensity and color point of the illumination device over time |
US9392660B2 (en) | 2014-08-28 | 2016-07-12 | Ketra, Inc. | LED illumination device and calibration method for accurately characterizing the emission LEDs and photodetector(s) included within the LED illumination device |
EP3224874B1 (en) | 2014-11-26 | 2019-04-24 | LedEngin, Inc. | Compact emitter for warm dimming and color tunable lamp |
US20160178832A1 (en) * | 2014-12-22 | 2016-06-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module, transparent display panel and transparent display apparatus |
US9237612B1 (en) | 2015-01-26 | 2016-01-12 | Ketra, Inc. | Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature |
US9485813B1 (en) | 2015-01-26 | 2016-11-01 | Ketra, Inc. | Illumination device and method for avoiding an over-power or over-current condition in a power converter |
US9237623B1 (en) | 2015-01-26 | 2016-01-12 | Ketra, Inc. | Illumination device and method for determining a maximum lumens that can be safely produced by the illumination device to achieve a target chromaticity |
EP3065508B1 (en) * | 2015-03-06 | 2018-02-28 | Nxp B.V. | Methods of controlling RGBW lamps, RGBW lamps and controller therefor |
US10225904B2 (en) | 2015-05-05 | 2019-03-05 | Arkalumen, Inc. | Method and apparatus for controlling a lighting module based on a constant current level from a power source |
US9775211B2 (en) | 2015-05-05 | 2017-09-26 | Arkalumen Inc. | Circuit and apparatus for controlling a constant current DC driver output |
US9992836B2 (en) | 2015-05-05 | 2018-06-05 | Arkawmen Inc. | Method, system and apparatus for activating a lighting module using a buffer load module |
US10568180B2 (en) | 2015-05-05 | 2020-02-18 | Arkalumen Inc. | Method and apparatus for controlling a lighting module having a plurality of LED groups |
US9992829B2 (en) | 2015-05-05 | 2018-06-05 | Arkalumen Inc. | Control apparatus and system for coupling a lighting module to a constant current DC driver |
US10030844B2 (en) | 2015-05-29 | 2018-07-24 | Integrated Illumination Systems, Inc. | Systems, methods and apparatus for illumination using asymmetrical optics |
US10060599B2 (en) | 2015-05-29 | 2018-08-28 | Integrated Illumination Systems, Inc. | Systems, methods and apparatus for programmable light fixtures |
US10161568B2 (en) | 2015-06-01 | 2018-12-25 | Ilumisys, Inc. | LED-based light with canted outer walls |
CN110140209A (zh) * | 2016-03-08 | 2019-08-16 | 因西亚瓦(控股)有限公司 | 间接带隙发光器件 |
US10123386B1 (en) | 2017-09-08 | 2018-11-06 | Samsung Electronics Co., Ltd. | Lighting apparatus |
US10362654B2 (en) | 2017-09-08 | 2019-07-23 | Samsung Electronics Co., Ltd. | Lighting apparatus |
USD857979S1 (en) | 2018-03-05 | 2019-08-27 | Intellytech Llc | Foldable light emitting mat |
US10575374B2 (en) | 2018-03-09 | 2020-02-25 | Ledengin, Inc. | Package for flip-chip LEDs with close spacing of LED chips |
USD857980S1 (en) | 2018-04-05 | 2019-08-27 | Intellytech Llc | Foldable light emitting mat |
US11272599B1 (en) | 2018-06-22 | 2022-03-08 | Lutron Technology Company Llc | Calibration procedure for a light-emitting diode light source |
US10801714B1 (en) | 2019-10-03 | 2020-10-13 | CarJamz, Inc. | Lighting device |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3760174A (en) * | 1972-05-31 | 1973-09-18 | Westinghouse Electric Corp | Programmable light source |
US4810937A (en) * | 1986-04-28 | 1989-03-07 | Karel Havel | Multicolor optical device |
US5150174A (en) * | 1991-03-25 | 1992-09-22 | Eaton Corporation | Photoelectric color sensor |
US5268828A (en) * | 1991-04-19 | 1993-12-07 | Takiron Co., Ltd. | Illuminant display device |
US5301090A (en) * | 1992-03-16 | 1994-04-05 | Aharon Z. Hed | Luminaire |
US5471052A (en) * | 1993-10-25 | 1995-11-28 | Eaton Corporation | Color sensor system using a secondary light receiver |
US5851063A (en) * | 1996-10-28 | 1998-12-22 | General Electric Company | Light-emitting diode white light source |
US5783909A (en) * | 1997-01-10 | 1998-07-21 | Relume Corporation | Maintaining LED luminous intensity |
KR19990062405A (ko) * | 1997-12-03 | 1999-07-26 | 홍성표 | 발광 다이오드의 구동회로 및 구동방법 |
US6095661A (en) * | 1998-03-19 | 2000-08-01 | Ppt Vision, Inc. | Method and apparatus for an L.E.D. flashlight |
US6445139B1 (en) * | 1998-12-18 | 2002-09-03 | Koninklijke Philips Electronics N.V. | Led luminaire with electrically adjusted color balance |
US6127783A (en) | 1998-12-18 | 2000-10-03 | Philips Electronics North America Corp. | LED luminaire with electronically adjusted color balance |
DE19909950A1 (de) * | 1999-03-06 | 2000-09-07 | Mannesmann Vdo Ag | Vorrichtung zum Anzeigen einer Meldung mit einer Leuchtdiode |
-
2000
- 2000-12-27 US US09/749,154 patent/US6495964B1/en not_active Expired - Lifetime
-
2001
- 2001-12-12 DE DE60111421T patent/DE60111421T2/de not_active Expired - Lifetime
- 2001-12-12 CN CNB018056393A patent/CN100393177C/zh not_active Expired - Lifetime
- 2001-12-12 WO PCT/IB2001/002539 patent/WO2002052902A2/en active IP Right Grant
- 2001-12-12 EP EP01272187A patent/EP1348319B1/en not_active Expired - Lifetime
- 2001-12-12 JP JP2002553873A patent/JP4094952B2/ja not_active Expired - Lifetime
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9793247B2 (en) | 2005-01-10 | 2017-10-17 | Cree, Inc. | Solid state lighting component |
US8698171B2 (en) | 2005-01-10 | 2014-04-15 | Cree, Inc. | Solid state lighting component |
US9076940B2 (en) | 2005-01-10 | 2015-07-07 | Cree, Inc. | Solid state lighting component |
CN101288341B (zh) * | 2005-10-17 | 2011-08-03 | 电灯专利信托有限公司 | 发出混色光的光源以及控制这种光源的色度坐标的方法 |
US9335006B2 (en) | 2006-04-18 | 2016-05-10 | Cree, Inc. | Saturated yellow phosphor converted LED and blue converted red LED |
CN101154338B (zh) * | 2006-09-26 | 2010-10-13 | 三星电子株式会社 | 基于led的光学系统及其老化补偿的方法 |
US10295147B2 (en) | 2006-11-09 | 2019-05-21 | Cree, Inc. | LED array and method for fabricating same |
CN101772988B (zh) * | 2007-08-06 | 2014-11-26 | 赤多尼科阿特可两合股份有限公司 | 发光控制装置和方法 |
US11791442B2 (en) | 2007-10-31 | 2023-10-17 | Creeled, Inc. | Light emitting diode package and method for fabricating same |
US8115417B2 (en) | 2007-11-23 | 2012-02-14 | Boe Technology Group Co., Ltd. | Color management system and method for LED backlights |
CN101184355B (zh) * | 2007-12-06 | 2011-03-16 | 哈尔滨师范大学 | 三基色led光源合成白光的方法 |
US9484329B2 (en) | 2008-10-24 | 2016-11-01 | Cree, Inc. | Light emitter array layout for color mixing |
US9425172B2 (en) | 2008-10-24 | 2016-08-23 | Cree, Inc. | Light emitter array |
CN102203495A (zh) * | 2008-10-24 | 2011-09-28 | 克利公司 | 用于颜色混合的阵列布局 |
CN102640565A (zh) * | 2009-09-16 | 2012-08-15 | 电子研究私人有限公司 | 一种led显示系统 |
CN103098546B (zh) * | 2010-09-01 | 2016-08-17 | 奥斯兰姆施尔凡尼亚公司 | 使用调制频率检测技术的led控制 |
CN103098546A (zh) * | 2010-09-01 | 2013-05-08 | 奥斯兰姆施尔凡尼亚公司 | 使用调制频率检测技术的led控制 |
US9786811B2 (en) | 2011-02-04 | 2017-10-10 | Cree, Inc. | Tilted emission LED array |
CN102791061A (zh) * | 2011-05-20 | 2012-11-21 | 英飞凌科技奥地利有限公司 | 包括颜色监控的led驱动器 |
US10842016B2 (en) | 2011-07-06 | 2020-11-17 | Cree, Inc. | Compact optically efficient solid state light source with integrated thermal management |
CN105874880A (zh) * | 2013-09-23 | 2016-08-17 | 欧司朗Oled股份有限公司 | 光电子器件设备和用于运行光电子器件的方法 |
CN110998256A (zh) * | 2017-07-24 | 2020-04-10 | 奥斯兰姆施尔凡尼亚公司 | 用于园艺应用的辐照度控制器材 |
Also Published As
Publication number | Publication date |
---|---|
EP1348319A2 (en) | 2003-10-01 |
JP2004517445A (ja) | 2004-06-10 |
EP1348319B1 (en) | 2005-06-08 |
JP4094952B2 (ja) | 2008-06-04 |
CN100393177C (zh) | 2008-06-04 |
US6495964B1 (en) | 2002-12-17 |
WO2002052902A3 (en) | 2002-10-31 |
WO2002052902A2 (en) | 2002-07-04 |
DE60111421T2 (de) | 2006-03-16 |
DE60111421D1 (de) | 2005-07-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100393177C (zh) | 带有电调节色彩平衡的led光源 | |
EP1321012B1 (en) | Led luminaire | |
EP1056993B1 (en) | Led luminaire | |
CN1053312C (zh) | 图象投影设备及其中使用的灯控制系统 | |
CN100456354C (zh) | 光源驱动装置、光源系统以及改善光源均匀发光的方法 | |
CN100451763C (zh) | 使用多个光传感器调整用于显示器的直亮式背光 | |
CN100490595C (zh) | 发光二极管控制装置 | |
CN1662949A (zh) | 用于电子显示器的基于led的白光背照 | |
CN1629711A (zh) | 适于再现已知光源颜色的光控制系统 | |
CN101331798A (zh) | 照明设备和用于控制照明设备的方法 | |
WO2009113055A2 (en) | A color controller for a luminaire | |
CN1776518A (zh) | 移动通信终端的内置闪光驱动装置 | |
US11497097B2 (en) | Control of dynamic brightness of light-emitting diode array | |
US11229097B2 (en) | Method and apparatus for adjusting the rate of change of the brightness of a light emitting diode (LED) light fixture | |
JP2010064878A (ja) | エレベータ用押しボタンスイッチ |
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 | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Holland Ian Deho Finn Patentee after: KONINKLIJKE PHILIPS ELECTRONICS N.V. Address before: Holland Ian Deho Finn Patentee before: KONINKLIJKE PHILIPS ELECTRONICS N.V. |
|
CP01 | Change in the name or title of a patent holder | ||
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. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170313 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: 20080604 |