CA2672214C - Lighting system using multiple colored light emitting sources and diffuser element - Google Patents

Lighting system using multiple colored light emitting sources and diffuser element Download PDF

Info

Publication number
CA2672214C
CA2672214C CA2672214A CA2672214A CA2672214C CA 2672214 C CA2672214 C CA 2672214C CA 2672214 A CA2672214 A CA 2672214A CA 2672214 A CA2672214 A CA 2672214A CA 2672214 C CA2672214 C CA 2672214C
Authority
CA
Canada
Prior art keywords
light
radiation
light emitting
down conversion
phosphor
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.)
Active
Application number
CA2672214A
Other languages
English (en)
French (fr)
Other versions
CA2672214A1 (en
Inventor
Nadarajah Narendran
Yimin Gu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rensselaer Polytechnic Institute
Original Assignee
Rensselaer Polytechnic Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rensselaer Polytechnic Institute filed Critical Rensselaer Polytechnic Institute
Publication of CA2672214A1 publication Critical patent/CA2672214A1/en
Application granted granted Critical
Publication of CA2672214C publication Critical patent/CA2672214C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/12—Combinations of only three kinds of elements
    • F21V13/14—Combinations of only three kinds of elements the elements being filters or photoluminescent elements, reflectors and refractors
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F21V5/004—Refractors for light sources using microoptical elements for redirecting or diffusing light using microlenses
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/06—Optical design with parabolic curvature
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • F21V9/32—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • F21V9/38—Combination of two or more photoluminescent elements of different materials
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • F21V9/45—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity by adjustment of photoluminescent elements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8516—Wavelength conversion means having a non-uniform spatial arrangement or non-uniform concentration, e.g. patterned wavelength conversion layer or wavelength conversion layer with a concentration gradient
    • 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
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
    • 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]
    • 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
    • F21Y2115/30—Semiconductor lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00—Assemblies consisting of a plurality of semiconductor or other solid state devices
    • H01L25/03—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10D, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes
    • H01L25/04—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10D, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
    • H01L25/075—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10D, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00
    • H01L25/0753—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10D, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00 the devices being arranged next to each other
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8515—Wavelength conversion means not being in contact with the bodies
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/855—Optical field-shaping means, e.g. lenses
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/882—Scattering means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Led Device Packages (AREA)
  • Planar Illumination Modules (AREA)
CA2672214A 2006-12-20 2007-05-29 Lighting system using multiple colored light emitting sources and diffuser element Active CA2672214C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/642,089 2006-12-20
US11/642,089 US7837348B2 (en) 2004-05-05 2006-12-20 Lighting system using multiple colored light emitting sources and diffuser element
PCT/US2007/012693 WO2008079161A1 (en) 2006-12-20 2007-05-29 Lighting system using multiple colored light-emitting sources and deffuser element

Publications (2)

Publication Number Publication Date
CA2672214A1 CA2672214A1 (en) 2008-07-03
CA2672214C true CA2672214C (en) 2016-08-09

Family

ID=38819806

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2672214A Active CA2672214C (en) 2006-12-20 2007-05-29 Lighting system using multiple colored light emitting sources and diffuser element

Country Status (7)

Country Link
US (5) US7837348B2 (enExample)
EP (2) EP3531007A1 (enExample)
JP (2) JP2010514209A (enExample)
KR (1) KR101460484B1 (enExample)
CN (1) CN101563793B (enExample)
CA (1) CA2672214C (enExample)
WO (1) WO2008079161A1 (enExample)

Families Citing this family (157)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7999455B2 (en) * 2006-11-13 2011-08-16 Research Triangle Institute Luminescent device including nanofibers and light stimulable particles disposed on a surface of or at least partially within the nanofibers
US7837348B2 (en) 2004-05-05 2010-11-23 Rensselaer Polytechnic Institute Lighting system using multiple colored light emitting sources and diffuser element
EP1969633B1 (en) 2005-12-22 2018-08-29 Cree, Inc. Lighting device
JP2009524247A (ja) * 2006-01-20 2009-06-25 クリー エル イー ディー ライティング ソリューションズ インコーポレイテッド ルミファー膜を空間的に分離することにより固体光発光素子におけるスペクトル内容をシフトすること
US8441179B2 (en) 2006-01-20 2013-05-14 Cree, Inc. Lighting devices having remote lumiphors that are excited by lumiphor-converted semiconductor excitation sources
WO2007122543A2 (en) * 2006-04-26 2007-11-01 Philips Intellectual Property & Standards Gmbh Light delivery device with improved conversion element
US7846391B2 (en) 2006-05-22 2010-12-07 Lumencor, Inc. Bioanalytical instrumentation using a light source subsystem
JP5036819B2 (ja) 2006-09-18 2012-09-26 クリー インコーポレイテッド 照明装置、照明アセンブリー、取付体、および、これらを用いる方法
US8827507B2 (en) 2006-09-21 2014-09-09 Cree, Inc. Lighting assemblies, methods of installing same, and methods of replacing lights
WO2008061084A1 (en) 2006-11-14 2008-05-22 Cree Led Lighting Solutions, Inc. Lighting assemblies and components for lighting assemblies
EP2095014B1 (en) 2006-11-14 2017-05-10 Cree, Inc. Light engine assemblies
US7889421B2 (en) 2006-11-17 2011-02-15 Rensselaer Polytechnic Institute High-power white LEDs and manufacturing method thereof
US20080198572A1 (en) 2007-02-21 2008-08-21 Medendorp Nicholas W LED lighting systems including luminescent layers on remote reflectors
JP5446861B2 (ja) * 2007-04-17 2014-03-19 株式会社ニコン 照明装置、プロジェクタ、およびカメラ
US7967480B2 (en) 2007-05-03 2011-06-28 Cree, Inc. Lighting fixture
BRPI0811560A8 (pt) 2007-05-07 2016-08-23 Cree Led Lighting Solutions Inc Acessórios de iluminação e dispositivos de iluminação
US7999283B2 (en) * 2007-06-14 2011-08-16 Cree, Inc. Encapsulant with scatterer to tailor spatial emission pattern and color uniformity in light emitting diodes
US7942556B2 (en) * 2007-06-18 2011-05-17 Xicato, Inc. Solid state illumination device
US8098375B2 (en) 2007-08-06 2012-01-17 Lumencor, Inc. Light emitting diode illumination system
US7810956B2 (en) * 2007-08-23 2010-10-12 Koninklijke Philips Electronics N.V. Light source including reflective wavelength-converting layer
US11114594B2 (en) * 2007-08-24 2021-09-07 Creeled, Inc. Light emitting device packages using light scattering particles of different size
US9151884B2 (en) * 2008-02-01 2015-10-06 3M Innovative Properties Company Fluorescent volume light source with active chromphore
JP4609501B2 (ja) * 2008-02-25 2011-01-12 ソニー株式会社 光源装置ならびに表示装置
US8916890B2 (en) * 2008-03-19 2014-12-23 Cree, Inc. Light emitting diodes with light filters
JP4952632B2 (ja) * 2008-03-28 2012-06-13 豊田合成株式会社 発光装置及びそれに用いられるレンズ
JP5632826B2 (ja) * 2008-04-03 2014-11-26 コーニンクレッカ フィリップス エヌ ヴェ 改良型白色発光装置
US9287469B2 (en) * 2008-05-02 2016-03-15 Cree, Inc. Encapsulation for phosphor-converted white light emitting diode
WO2009137053A1 (en) 2008-05-06 2009-11-12 Qd Vision, Inc. Optical components, systems including an optical component, and devices
US9207385B2 (en) 2008-05-06 2015-12-08 Qd Vision, Inc. Lighting systems and devices including same
EP2297762B1 (en) 2008-05-06 2017-03-15 Samsung Electronics Co., Ltd. Solid state lighting devices including quantum confined semiconductor nanoparticles
KR20110028307A (ko) * 2008-05-29 2011-03-17 크리 인코포레이티드 근거리장 영역 혼합을 갖는 광원
US9074751B2 (en) * 2008-06-20 2015-07-07 Seoul Semiconductor Co., Ltd. Lighting apparatus
AT10865U1 (de) * 2008-06-27 2009-11-15 Zumtobel Lighting Gmbh Strahler und stromschienensystem mit einem solchen strahler
JP5571889B2 (ja) * 2008-08-29 2014-08-13 株式会社東芝 発光装置及び照明装置
US20100110657A1 (en) * 2008-11-05 2010-05-06 Visteon Global Technologies, Inc. Instrument Panel And Gauge With Ultraviolet Indicia
US9052416B2 (en) 2008-11-18 2015-06-09 Cree, Inc. Ultra-high efficacy semiconductor light emitting devices
US8853712B2 (en) 2008-11-18 2014-10-07 Cree, Inc. High efficacy semiconductor light emitting devices employing remote phosphor configurations
US7923741B1 (en) 2009-01-05 2011-04-12 Lednovation, Inc. Semiconductor lighting device with reflective remote wavelength conversion
US8242462B2 (en) 2009-01-23 2012-08-14 Lumencor, Inc. Lighting design of high quality biomedical devices
US7828453B2 (en) * 2009-03-10 2010-11-09 Nepes Led Corporation Light emitting device and lamp-cover structure containing luminescent material
CN102482576B (zh) 2009-04-09 2016-03-09 皇家飞利浦电子股份有限公司 用于激光应用的灯
CN102483220A (zh) * 2009-04-15 2012-05-30 研究三角协会 受激发光装置
CN102803129B (zh) 2009-04-28 2016-08-03 Qd视光有限公司 光学材料、光学部件和方法
US8337030B2 (en) 2009-05-13 2012-12-25 Cree, Inc. Solid state lighting devices having remote luminescent material-containing element, and lighting methods
WO2010143093A1 (en) * 2009-06-04 2010-12-16 Koninklijke Philips Electronics N.V. Efficient light emitting device and method for manufacturing such a device
US8217567B2 (en) 2009-06-11 2012-07-10 Cree, Inc. Hot light emitting diode (LED) lighting systems
US8547009B2 (en) * 2009-07-10 2013-10-01 Cree, Inc. Lighting structures including diffuser particles comprising phosphor host materials
KR20120062773A (ko) 2009-08-14 2012-06-14 큐디 비젼, 인크. 조명 장치, 조명 장치용 광학 요소, 및 방법
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
US8602579B2 (en) 2009-09-25 2013-12-10 Cree, Inc. Lighting devices including thermally conductive housings and related structures
EP2480816A1 (en) 2009-09-25 2012-08-01 Cree, Inc. Lighting device with low glare and high light level uniformity
US9285103B2 (en) * 2009-09-25 2016-03-15 Cree, Inc. Light engines for lighting devices
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
KR101791580B1 (ko) 2009-10-17 2017-10-30 삼성전자주식회사 광학 요소, 이를 포함한 제품, 및 그 제조 방법
JP2011091158A (ja) * 2009-10-21 2011-05-06 Olympus Corp 光源装置、電子画像取得装置、電子画像観察装置、内視鏡装置、カプセル内視鏡装置
ITMC20090223A1 (it) * 2009-10-29 2011-04-30 Maurizio Mezzanotti Lampada di illuminazione a led.
USD673322S1 (en) 2009-11-19 2012-12-25 Cree, Inc. Light engine for a lighting device
JP2013513237A (ja) * 2009-12-03 2013-04-18 リサーチ・トライアングル・インスティチュート 反射ナノファイバー照明デバイス
US8466611B2 (en) 2009-12-14 2013-06-18 Cree, Inc. Lighting device with shaped remote phosphor
US8882284B2 (en) * 2010-03-03 2014-11-11 Cree, Inc. LED lamp or bulb with remote phosphor and diffuser configuration with enhanced scattering properties
US8646949B2 (en) * 2010-03-03 2014-02-11 LumenFlow Corp. Constrained folded path resonant white light scintillator
CN102792094B (zh) 2010-03-11 2015-12-16 伦斯莱尔工艺研究院 基于散射光子提取的灯具
CN102237469A (zh) * 2010-04-29 2011-11-09 展晶科技(深圳)有限公司 发光二极管的封装结构
US8476836B2 (en) 2010-05-07 2013-07-02 Cree, Inc. AC driven solid state lighting apparatus with LED string including switched segments
US8294168B2 (en) * 2010-06-04 2012-10-23 Samsung Electronics Co., Ltd. Light source module using quantum dots, backlight unit employing the light source module, display apparatus, and illumination apparatus
KR101718066B1 (ko) * 2010-06-04 2017-03-20 삼성전자 주식회사 양자점을 이용한 광원모듈, 이를 채용한 백라이트장치, 디스플레이장치, 및 조명장치
DE102010038659A1 (de) * 2010-07-29 2012-02-02 Osram Ag Lichteinheit
KR101742615B1 (ko) * 2010-09-20 2017-06-01 엘지이노텍 주식회사 발광 소자 패키지 및 발광 모듈
US9074750B2 (en) * 2010-09-28 2015-07-07 Singapore Health Services Pte. Ltd. Light source
US9648673B2 (en) 2010-11-05 2017-05-09 Cree, Inc. Lighting device with spatially segregated primary and secondary emitters
US8466436B2 (en) 2011-01-14 2013-06-18 Lumencor, Inc. System and method for metered dosage illumination in a bioanalysis or other system
US8389957B2 (en) 2011-01-14 2013-03-05 Lumencor, Inc. System and method for metered dosage illumination in a bioanalysis or other system
KR101241511B1 (ko) * 2011-03-22 2013-03-11 엘지이노텍 주식회사 광 변환 부재 및 이를 포함하는 표시장치
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
JP6012936B2 (ja) * 2011-06-13 2016-10-25 オリンパス株式会社 照明装置
US10203088B2 (en) * 2011-06-27 2019-02-12 Cree, Inc. Direct and back view LED lighting system
US9845921B2 (en) 2011-07-08 2017-12-19 Philips Lighting Holding B.V. Glowing luminaire housing with phosphor
WO2013006970A1 (en) * 2011-07-11 2013-01-17 Raytheon Company Compact light homogenizer
US8742671B2 (en) 2011-07-28 2014-06-03 Cree, Inc. Solid state lighting apparatus and methods using integrated driver circuitry
US20140347842A1 (en) * 2011-10-07 2014-11-27 Cymtec Ltd Radiation generating apparatus and a method of generating radiation
WO2013057656A2 (en) * 2011-10-20 2013-04-25 Koninklijke Philips Electronics N.V. Lighting unit comprising a lamp shade
CN104024726B (zh) * 2011-10-26 2016-05-18 皇家飞利浦有限公司 发光装置
US20140328049A1 (en) * 2011-12-16 2014-11-06 Koninklike Philips N.V. Optical arrangement with diffractive optics
CN103219450A (zh) * 2012-01-19 2013-07-24 南亚光电股份有限公司 固态照明系统
US9642515B2 (en) 2012-01-20 2017-05-09 Lumencor, Inc. Solid state continuous white light source
KR101427121B1 (ko) * 2012-02-10 2014-08-07 주식회사 지앤씨 발광 다이오드 조명 기기
US20150233536A1 (en) * 2012-04-17 2015-08-20 Soraa, Inc. Phosphor-coated element in a lamp cavity
US9217561B2 (en) 2012-06-15 2015-12-22 Lumencor, Inc. Solid state light source for photocuring
US8870428B2 (en) * 2012-06-20 2014-10-28 Energy Focus, Inc. Elongated LED lighting arrangement
TW201411892A (zh) * 2012-09-14 2014-03-16 隆達電子股份有限公司 發光二極體
US10344950B2 (en) 2012-11-28 2019-07-09 Signify Holding B.V. Light emitting arrangement with controlled spectral properties and angular distribution
US9366396B2 (en) 2013-01-30 2016-06-14 Cree, Inc. Optical waveguide and lamp including same
US9581751B2 (en) 2013-01-30 2017-02-28 Cree, Inc. Optical waveguide and lamp including same
US9291320B2 (en) 2013-01-30 2016-03-22 Cree, Inc. Consolidated troffer
US9690029B2 (en) 2013-01-30 2017-06-27 Cree, Inc. Optical waveguides and luminaires incorporating same
US9869432B2 (en) 2013-01-30 2018-01-16 Cree, Inc. Luminaires using waveguide bodies and optical elements
US9625638B2 (en) 2013-03-15 2017-04-18 Cree, Inc. Optical waveguide body
WO2014120671A1 (en) * 2013-01-30 2014-08-07 Cree, Inc. Consolidated troffer
US9442243B2 (en) 2013-01-30 2016-09-13 Cree, Inc. Waveguide bodies including redirection features and methods of producing same
US9565782B2 (en) 2013-02-15 2017-02-07 Ecosense Lighting Inc. Field replaceable power supply cartridge
US10379278B2 (en) * 2013-03-15 2019-08-13 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire outdoor and/or enclosed structure LED luminaire having outward illumination
US9798072B2 (en) 2013-03-15 2017-10-24 Cree, Inc. Optical element and method of forming an optical element
US10209429B2 (en) 2013-03-15 2019-02-19 Cree, Inc. Luminaire with selectable luminous intensity pattern
US9645303B2 (en) 2013-03-15 2017-05-09 Cree, Inc. Luminaires utilizing edge coupling
US9366799B2 (en) 2013-03-15 2016-06-14 Cree, Inc. Optical waveguide bodies and luminaires utilizing same
US9920901B2 (en) 2013-03-15 2018-03-20 Cree, Inc. LED lensing arrangement
US10436970B2 (en) 2013-03-15 2019-10-08 Ideal Industries Lighting Llc Shaped optical waveguide bodies
US10502899B2 (en) * 2013-03-15 2019-12-10 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire
US10400984B2 (en) 2013-03-15 2019-09-03 Cree, Inc. LED light fixture and unitary optic member therefor
TW201438936A (zh) * 2013-04-03 2014-10-16 Hon Hai Prec Ind Co Ltd 車燈系統
CN203478109U (zh) * 2013-07-22 2014-03-12 欧司朗有限公司 用于多个光源的光学结构
US9736895B1 (en) * 2013-10-03 2017-08-15 Ketra, Inc. Color mixing optics for LED illumination device
WO2015101535A1 (en) * 2014-01-02 2015-07-09 Koninklijke Philips N.V. Light emitting device comprising releasable wavelength converter
KR20150093012A (ko) * 2014-02-06 2015-08-17 엘지이노텍 주식회사 조명 부재 및 이를 이용하는 조명 장치
US12372219B2 (en) * 2014-05-30 2025-07-29 Cree Lighting Usa Llc LED luminaire with a cavity, finned interior, and a curved outer wall extending from a surface on which the light source is mounted
US10477636B1 (en) 2014-10-28 2019-11-12 Ecosense Lighting Inc. Lighting systems having multiple light sources
US11306897B2 (en) 2015-02-09 2022-04-19 Ecosense Lighting Inc. Lighting systems generating partially-collimated light emissions
US10801696B2 (en) 2015-02-09 2020-10-13 Ecosense Lighting Inc. Lighting systems generating partially-collimated light emissions
US9869450B2 (en) 2015-02-09 2018-01-16 Ecosense Lighting Inc. Lighting systems having a truncated parabolic- or hyperbolic-conical light reflector, or a total internal reflection lens; and having another light reflector
GB201503487D0 (en) * 2015-03-02 2015-04-15 Buster & Punch Ltd Light Bulb
US9568665B2 (en) 2015-03-03 2017-02-14 Ecosense Lighting Inc. Lighting systems including lens modules for selectable light distribution
US9651227B2 (en) 2015-03-03 2017-05-16 Ecosense Lighting Inc. Low-profile lighting system having pivotable lighting enclosure
US9746159B1 (en) 2015-03-03 2017-08-29 Ecosense Lighting Inc. Lighting system having a sealing system
US9651216B2 (en) 2015-03-03 2017-05-16 Ecosense Lighting Inc. Lighting systems including asymmetric lens modules for selectable light distribution
CN107709869B (zh) * 2015-06-30 2020-02-28 飞利浦照明控股有限公司 具有可定制的光束形状、光束颜色和颜色均一性的led射灯
USD785218S1 (en) 2015-07-06 2017-04-25 Ecosense Lighting Inc. LED luminaire having a mounting system
USD782094S1 (en) 2015-07-20 2017-03-21 Ecosense Lighting Inc. LED luminaire having a mounting system
USD782093S1 (en) 2015-07-20 2017-03-21 Ecosense Lighting Inc. LED luminaire having a mounting system
US9651232B1 (en) 2015-08-03 2017-05-16 Ecosense Lighting Inc. Lighting system having a mounting device
CN107924976B (zh) 2015-08-17 2021-01-08 无限关节内窥镜检查公司 集成光源
JP6611036B2 (ja) * 2015-09-10 2019-11-27 パナソニックＩｐマネジメント株式会社 発光装置及び照明用光源
JP2017091866A (ja) * 2015-11-12 2017-05-25 キヤノン株式会社 発光装置
WO2017087448A1 (en) 2015-11-16 2017-05-26 Infinite Arthroscopy Inc, Limited Wireless medical imaging system
US10416377B2 (en) 2016-05-06 2019-09-17 Cree, Inc. Luminaire with controllable light emission
US11719882B2 (en) 2016-05-06 2023-08-08 Ideal Industries Lighting Llc Waveguide-based light sources with dynamic beam shaping
CN107869687A (zh) * 2016-09-22 2018-04-03 广州市新晶瓷材料科技有限公司 一种小角度的白光光源
CN107859881A (zh) * 2016-09-22 2018-03-30 广州市新晶瓷材料科技有限公司 一种直插式激光白光光源
CN107859883A (zh) * 2016-09-22 2018-03-30 广州市新晶瓷材料科技有限公司 一种激光白光光源装置
ES2955917T3 (es) 2017-02-15 2023-12-11 Lazurite Holdings Llc Sistema médico inalámbrico de formación de imágenes que comprende unidad de cabezal y cable de luz que comprende fuente luminosa integrada
USD887067S1 (en) 2017-03-13 2020-06-09 Buster And Punch Limited Light fixture
DE112018005577T5 (de) 2017-12-12 2020-09-10 Phoseon Technology, Inc. System für einen modularen mehrwellenlängen- absorptionsdetektor
CN108345163B (zh) * 2018-05-23 2020-09-04 厦门飞德利照明科技有限公司 一种led背投显示装置
CA197092S (en) 2020-01-30 2022-01-19 Buster & Punch Ltd Light fitting
USD979104S1 (en) 2020-02-28 2023-02-21 Buster And Punch Limited Light fitting
USD938584S1 (en) 2020-03-30 2021-12-14 Lazurite Holdings Llc Hand piece
JP7562977B2 (ja) * 2020-03-31 2024-10-08 市光工業株式会社 車両用灯具
US20230161127A1 (en) * 2020-04-15 2023-05-25 CommScope Connectivity Belgium BV Device and method for sealing cables in telecommunications enclosures
USD972176S1 (en) 2020-08-06 2022-12-06 Lazurite Holdings Llc Light source
USD987860S1 (en) 2021-02-25 2023-05-30 Buster And Punch Limited Light bulb
USD987859S1 (en) 2021-02-25 2023-05-30 Buster And Punch Limited Light bulb
TWI788941B (zh) * 2021-08-04 2023-01-01 友達光電股份有限公司 顯示裝置
CN113848464B (zh) * 2021-11-25 2022-02-15 河北圣昊光电科技有限公司 一种芯片双积分球测试装置及测试方法
FR3138042B1 (fr) * 2022-07-19 2024-11-08 Commissariat Energie Atomique Sonde d'illumination implantable
US12259100B1 (en) * 2024-05-29 2025-03-25 GM Global Technology Operations LLC Thick appearance lens using reflective surfaces

Family Cites Families (171)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US355337A (en) * 1887-01-04 Chaeles n
US2933602A (en) * 1955-10-10 1960-04-19 Du Pont Apparatus for generating visible light by photo-electroluminescence
US3581137A (en) * 1967-07-31 1971-05-25 Westinghouse Electric Corp Electric lamp having an envelope composed of photoresistant soda-lime silicate glass
US3555337A (en) 1968-09-17 1971-01-12 Sylvania Electric Prod Electric discharge device with dysprosium activated yttrium vanadate phosphors
US3593055A (en) * 1969-04-16 1971-07-13 Bell Telephone Labor Inc Electro-luminescent device
JPS5026433B1 (enExample) 1970-12-21 1975-09-01
JPS5229260Y2 (enExample) 1972-03-04 1977-07-04
JPS48102585A (enExample) * 1972-04-04 1973-12-22
US3760237A (en) * 1972-06-21 1973-09-18 Gen Electric Solid state lamp assembly having conical light director
ATE47624T1 (de) * 1984-11-15 1989-11-15 Japan Traffic Manage Tech Ass Signallichteinheit mit waermeabfuhr.
DE3632743A1 (de) * 1986-09-26 1988-03-31 Standard Elektrik Lorenz Ag Lichtwellenleiter mit endseitiger mikrolinse
JPH02118959A (ja) 1988-10-27 1990-05-07 Canon Inc 記録または再生装置
JPH0710504Y2 (ja) * 1989-03-10 1995-03-08 三洋電機株式会社 多色発光ｌｅｄ装置
US5097175A (en) 1990-06-04 1992-03-17 Itt Corporation Thin film phosphor screen structure
US5187765A (en) * 1991-07-23 1993-02-16 Fostec, Inc. Backlighted panel
DE4141587A1 (de) * 1991-12-17 1993-06-24 Bosch Gmbh Robert Scheinwerfer fuer kraftfahrzeuge
US5208462A (en) * 1991-12-19 1993-05-04 Allied-Signal Inc. Wide bandwidth solid state optical source
US5499138A (en) * 1992-05-26 1996-03-12 Olympus Optical Co., Ltd. Image display apparatus
US5461547A (en) 1993-07-20 1995-10-24 Precision Lamp, Inc. Flat panel display lighting system
US5644193A (en) * 1993-12-17 1997-07-01 Kabushiki Kaisha Toshiba Phosphor, cathode-ray tube, fluorescent lamp and radiation intensifying screen
JP2596709B2 (ja) * 1994-04-06 1997-04-02 都築 省吾 半導体レーザ素子を用いた照明用光源装置
US5711594A (en) * 1994-11-22 1998-01-27 Durel Corporation Tubular EL lamp
US5477430A (en) 1995-03-14 1995-12-19 Delco Electronics Corporation Fluorescing keypad
KR0134353Y1 (ko) * 1995-10-09 1999-01-15 이항복 교통신호봉
US5820246A (en) * 1996-02-08 1998-10-13 Eaton Corporation Display system having electroluminescent devices
US6600175B1 (en) * 1996-03-26 2003-07-29 Advanced Technology Materials, Inc. Solid state white light emitter and display using same
KR100662956B1 (ko) * 1996-06-26 2006-12-28 오스람 게젤샤프트 미트 베쉬랭크터 하프퉁 발광 변환 소자를 포함하는 발광 반도체 소자
DE19638667C2 (de) * 1996-09-20 2001-05-17 Osram Opto Semiconductors Gmbh Mischfarbiges Licht abstrahlendes Halbleiterbauelement mit Lumineszenzkonversionselement
US5777433A (en) * 1996-07-11 1998-07-07 Hewlett-Packard Company High refractive index package material and a light emitting device encapsulated with such material
US6608332B2 (en) * 1996-07-29 2003-08-19 Nichia Kagaku Kogyo Kabushiki Kaisha Light emitting device and display
TW383508B (en) * 1996-07-29 2000-03-01 Nichia Kagaku Kogyo Kk Light emitting device and display
JP2000509912A (ja) * 1997-03-03 2000-08-02 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 白色光発光ダイオード
US6007209A (en) 1997-03-19 1999-12-28 Teledyne Industries, Inc. Light source for backlighting
US5813753A (en) * 1997-05-27 1998-09-29 Philips Electronics North America Corporation UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light
US5813752A (en) * 1997-05-27 1998-09-29 Philips Electronics North America Corporation UV/blue LED-phosphor device with short wave pass, long wave pass band pass and peroit filters
US6096496A (en) * 1997-06-19 2000-08-01 Frankel; Robert D. Supports incorporating vertical cavity emitting lasers and tracking apparatus for use in combinatorial synthesis
US5847507A (en) 1997-07-14 1998-12-08 Hewlett-Packard Company Fluorescent dye added to epoxy of light emitting diode lens
US5962971A (en) 1997-08-29 1999-10-05 Chen; Hsing LED structure with ultraviolet-light emission chip and multilayered resins to generate various colored lights
US6469322B1 (en) 1998-02-06 2002-10-22 General Electric Company Green emitting phosphor for use in UV light emitting diodes
US6294800B1 (en) * 1998-02-06 2001-09-25 General Electric Company Phosphors for white light generation from UV emitting diodes
US6580097B1 (en) * 1998-02-06 2003-06-17 General Electric Company Light emitting device with phosphor composition
US6252254B1 (en) * 1998-02-06 2001-06-26 General Electric Company Light emitting device with phosphor composition
US6068383A (en) * 1998-03-02 2000-05-30 Robertson; Roger Phosphorous fluorescent light assembly excited by light emitting diodes
TW539143U (en) * 1998-03-27 2003-06-21 Koninkl Philips Electronics Nv Backlight system and display device comprising such a system
US6385855B1 (en) 1998-07-10 2002-05-14 Nanoptics, Inc. Sighting device for projectile type weapons for operation in day and night
US5959316A (en) * 1998-09-01 1999-09-28 Hewlett-Packard Company Multiple encapsulation of phosphor-LED devices
US6793374B2 (en) * 1998-09-17 2004-09-21 Simon H. A. Begemann LED lamp
US6404125B1 (en) 1998-10-21 2002-06-11 Sarnoff Corporation Method and apparatus for performing wavelength-conversion using phosphors with light emitting diodes
US6429583B1 (en) * 1998-11-30 2002-08-06 General Electric Company Light emitting device with ba2mgsi2o7:eu2+, ba2sio4:eu2+, or (srxcay ba1-x-y)(a1zga1-z)2sr:eu2+phosphors
US6143241A (en) 1999-02-09 2000-11-07 Chrysalis Technologies, Incorporated Method of manufacturing metallic products such as sheet by cold working and flash annealing
US6385355B1 (en) * 1999-03-15 2002-05-07 Fuji Xerox Co., Ltd. Optical deflection element
US6155699A (en) 1999-03-15 2000-12-05 Agilent Technologies, Inc. Efficient phosphor-conversion led structure
US6504301B1 (en) 1999-09-03 2003-01-07 Lumileds Lighting, U.S., Llc Non-incandescent lightbulb package using light emitting diodes
US6630691B1 (en) 1999-09-27 2003-10-07 Lumileds Lighting U.S., Llc Light emitting diode device comprising a luminescent substrate that performs phosphor conversion
EP1142033A1 (en) * 1999-09-27 2001-10-10 LumiLeds Lighting U.S., LLC A light emitting diode device that produces white light by performing complete phosphor conversion
US6696703B2 (en) * 1999-09-27 2004-02-24 Lumileds Lighting U.S., Llc Thin film phosphor-converted light emitting diode device
US6686691B1 (en) * 1999-09-27 2004-02-03 Lumileds Lighting, U.S., Llc Tri-color, white light LED lamps
US6491412B1 (en) * 1999-09-30 2002-12-10 Everbrite, Inc. LED display
DE19952932C1 (de) * 1999-11-03 2001-05-03 Osram Opto Semiconductors Gmbh LED-Weißlichtquelle mit breitbandiger Anregung
US20020176259A1 (en) * 1999-11-18 2002-11-28 Ducharme Alfred D. Systems and methods for converting illumination
US6357889B1 (en) * 1999-12-01 2002-03-19 General Electric Company Color tunable light source
US6513949B1 (en) * 1999-12-02 2003-02-04 Koninklijke Philips Electronics N.V. LED/phosphor-LED hybrid lighting systems
US6350041B1 (en) 1999-12-03 2002-02-26 Cree Lighting Company High output radial dispersing lamp using a solid state light source
JP4527230B2 (ja) 2000-02-28 2010-08-18 三菱電機照明株式会社 面発光ｌｅｄ光源
JP2001243807A (ja) 2000-02-28 2001-09-07 Mitsubishi Electric Lighting Corp Ｌｅｄ電球
US6729746B2 (en) * 2000-03-14 2004-05-04 Toyoda Gosei Co., Ltd. Light source device
US6867542B1 (en) * 2000-03-29 2005-03-15 General Electric Company Floating chip photonic device and method of manufacture
US6483196B1 (en) 2000-04-03 2002-11-19 General Electric Company Flip chip led apparatus
US6653765B1 (en) 2000-04-17 2003-11-25 General Electric Company Uniform angular light distribution from LEDs
US6603258B1 (en) * 2000-04-24 2003-08-05 Lumileds Lighting, U.S. Llc Light emitting diode device that emits white light
DE10026435A1 (de) * 2000-05-29 2002-04-18 Osram Opto Semiconductors Gmbh Kalzium-Magnesium-Chlorosilikat-Leuchtstoff und seine Anwendung bei Lumineszenz-Konversions-LED
US6577073B2 (en) 2000-05-31 2003-06-10 Matsushita Electric Industrial Co., Ltd. Led lamp
US6580224B2 (en) * 2000-06-05 2003-06-17 Kabushiki Kaisha Toshiba Backlight for color liquid crystal, color liquid crystal display device, and EL element for backlight of color liquid crystal device
US6975687B2 (en) 2000-06-16 2005-12-13 Hughes Electronics Corporation Linearized offset QPSK modulation utilizing a sigma-delta based frequency modulator
US6452217B1 (en) * 2000-06-30 2002-09-17 General Electric Company High power LED lamp structure using phase change cooling enhancements for LED lighting products
JP4635304B2 (ja) * 2000-07-12 2011-02-23 富士電機システムズ株式会社 双方向超接合半導体素子およびその製造方法
DE10035272A1 (de) 2000-07-20 2002-01-31 Fischer Artur Werke Gmbh Halter für einen Getränkebehälter
JP2004505172A (ja) * 2000-07-28 2004-02-19 オスラム　オプト　セミコンダクターズ　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング 波長変換のためのルミネセンス変換ベースの発光ダイオード及び蛍光体
JP2002046567A (ja) * 2000-07-31 2002-02-12 Toyoda Gosei Co Ltd 頭部保護エアバッグ装置のエアバッグ
US6747406B1 (en) 2000-08-07 2004-06-08 General Electric Company LED cross-linkable phospor coating
US6635363B1 (en) 2000-08-21 2003-10-21 General Electric Company Phosphor coating with self-adjusting distance from LED chip
JP2002076434A (ja) 2000-08-28 2002-03-15 Toyoda Gosei Co Ltd 発光装置
US6345903B1 (en) * 2000-09-01 2002-02-12 Citizen Electronics Co., Ltd. Surface-mount type emitting diode and method of manufacturing same
US6635987B1 (en) 2000-09-26 2003-10-21 General Electric Company High power white LED lamp structure using unique phosphor application for LED lighting products
JP2002118291A (ja) 2000-10-02 2002-04-19 Tobai Koden Kagi Kofun Yugenkoshi 可視光発光ダイオードの堆積製造方法
US6583550B2 (en) * 2000-10-24 2003-06-24 Toyoda Gosei Co., Ltd. Fluorescent tube with light emitting diodes
JP2002134795A (ja) 2000-10-27 2002-05-10 Sanken Electric Co Ltd 半導体発光装置及びその製法
US20020084745A1 (en) * 2000-12-29 2002-07-04 Airma Optoelectronics Corporation Light emitting diode with light conversion by dielectric phosphor powder
JP2002299694A (ja) 2001-03-29 2002-10-11 Mitsubishi Electric Lighting Corp 照明用ｌｅｄ光源デバイス及び照明器具
US6686676B2 (en) * 2001-04-30 2004-02-03 General Electric Company UV reflectors and UV-based light sources having reduced UV radiation leakage incorporating the same
JP2002344029A (ja) 2001-05-17 2002-11-29 Rohm Co Ltd 発光ダイオードの色調調整方法
US6616862B2 (en) * 2001-05-21 2003-09-09 General Electric Company Yellow light-emitting halophosphate phosphors and light sources incorporating the same
JP2003017751A (ja) 2001-06-28 2003-01-17 Toyoda Gosei Co Ltd 発光ダイオード
JP4122737B2 (ja) 2001-07-26 2008-07-23 松下電工株式会社 発光装置の製造方法
JP2003110146A (ja) 2001-07-26 2003-04-11 Matsushita Electric Works Ltd 発光装置
DE10137042A1 (de) 2001-07-31 2003-02-20 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Planare Lichtquelle auf LED-Basis
JP2003051622A (ja) * 2001-08-07 2003-02-21 Rohm Co Ltd 白色系半導体発光装置
EP3078899B1 (en) 2001-08-09 2020-02-12 Everlight Electronics Co., Ltd Led illuminator and card type led illuminating light source
US6926435B2 (en) 2001-08-23 2005-08-09 Wavien, Inc. Led illumination engine using a reflector
US6921920B2 (en) 2001-08-31 2005-07-26 Smith & Nephew, Inc. Solid-state light source
JP2003110145A (ja) 2001-09-27 2003-04-11 Harvatek Corp 発光ダイオード用の翼形表面実装パッケージ
JP3948650B2 (ja) * 2001-10-09 2007-07-25 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド 発光ダイオード及びその製造方法
US7192161B1 (en) * 2001-10-18 2007-03-20 Ilight Technologies, Inc. Fluorescent illumination device
US7153015B2 (en) 2001-12-31 2006-12-26 Innovations In Optics, Inc. Led white light optical system
US6796690B2 (en) * 2002-03-14 2004-09-28 The Boeing Company LED light source
JP4172196B2 (ja) 2002-04-05 2008-10-29 豊田合成株式会社 発光ダイオード
JP4195041B2 (ja) 2002-04-12 2008-12-10 ソウル セミコンダクター カンパニー リミテッド 発光装置
WO2003100873A1 (en) 2002-05-28 2003-12-04 Matsushita Electric Works, Ltd. Light emitting element, light emitting device and surface emission illuminating device using it
US6767112B2 (en) * 2002-05-29 2004-07-27 Jiahn-Chang Wu Projection lamp with led matrix panel
JP3707688B2 (ja) 2002-05-31 2005-10-19 スタンレー電気株式会社 発光装置およびその製造方法
US7364315B2 (en) 2002-06-14 2008-04-29 Tseng-Lu Chien Tubular electro-luminescent panel(s) light device
JP4061479B2 (ja) 2002-07-16 2008-03-19 三菱電機照明株式会社 Ｌｅｄ光源装置
JP2004055229A (ja) 2002-07-17 2004-02-19 Mitsubishi Electric Lighting Corp Ｌｅｄ光源装置及び照明器具
JP4289027B2 (ja) * 2002-07-25 2009-07-01 豊田合成株式会社 発光装置
JP4197109B2 (ja) * 2002-08-06 2008-12-17 静雄 藤田 照明装置
WO2004016983A1 (en) 2002-08-16 2004-02-26 Tony Chunlung Young Led reflector
ATE543221T1 (de) * 2002-09-19 2012-02-15 Cree Inc Leuchtstoffbeschichtete leuchtdioden mit verjüngten seitenwänden und herstellungsverfahren dafür
DE10245933B4 (de) * 2002-09-30 2013-10-10 Osram Opto Semiconductors Gmbh Einrichtung zur Erzeugung eines gebündelten Lichtstroms
AU2003288007A1 (en) * 2002-11-07 2004-06-07 Sony International (Europe) Gmbh Illumination arrangement for a projection system
TW569479B (en) 2002-12-20 2004-01-01 Ind Tech Res Inst White-light LED applying omnidirectional reflector
WO2004068182A2 (en) * 2003-01-24 2004-08-12 Digital Optics International Corporation High density illumination system
US7118438B2 (en) * 2003-01-27 2006-10-10 3M Innovative Properties Company Methods of making phosphor based light sources having an interference reflector
US6936857B2 (en) * 2003-02-18 2005-08-30 Gelcore, Llc White light LED device
CA2517009A1 (en) * 2003-02-26 2004-09-10 Cree, Inc. White light source using emitting diode and phosphor and method of fabrication
US7038370B2 (en) * 2003-03-17 2006-05-02 Lumileds Lighting, U.S., Llc Phosphor converted light emitting device
CN100587560C (zh) 2003-04-01 2010-02-03 夏普株式会社 发光装置用组件、发光装置、背侧光照射装置、显示装置
US7005679B2 (en) 2003-05-01 2006-02-28 Cree, Inc. Multiple component solid state white light
US7040774B2 (en) * 2003-05-23 2006-05-09 Goldeneye, Inc. Illumination systems utilizing multiple wavelength light recycling
JP4123057B2 (ja) 2003-05-26 2008-07-23 松下電工株式会社 発光装置及びその製造方法
CN100511732C (zh) * 2003-06-18 2009-07-08 丰田合成株式会社 发光器件
US7075225B2 (en) 2003-06-27 2006-07-11 Tajul Arosh Baroky White light emitting device
US7462983B2 (en) * 2003-06-27 2008-12-09 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. White light emitting device
US7009213B2 (en) * 2003-07-31 2006-03-07 Lumileds Lighting U.S., Llc Light emitting devices with improved light extraction efficiency
US7052152B2 (en) * 2003-10-03 2006-05-30 Philips Lumileds Lighting Company, Llc LCD backlight using two-dimensional array LEDs
WO2005050262A2 (en) * 2003-11-14 2005-06-02 Light Prescriptions Innovators, Llc Dichroic beam combiner utilizing blue led with green phosphor
WO2005053041A1 (ja) 2003-11-25 2005-06-09 Matsushita Electric Works, Ltd. 発光ダイオードチップを用いた発光装置
US20050116635A1 (en) * 2003-12-02 2005-06-02 Walson James E. Multiple LED source and method for assembling same
US7403680B2 (en) * 2003-12-02 2008-07-22 3M Innovative Properties Company Reflective light coupler
US7223005B2 (en) * 2003-12-23 2007-05-29 Lamb David J Hybrid lightguide backlight
US7080932B2 (en) * 2004-01-26 2006-07-25 Philips Lumileds Lighting Company, Llc LED with an optical system to increase luminance by recycling emitted light
US7427146B2 (en) * 2004-02-11 2008-09-23 3M Innovative Properties Company Light-collecting illumination system
US20050211991A1 (en) * 2004-03-26 2005-09-29 Kyocera Corporation Light-emitting apparatus and illuminating apparatus
US7025464B2 (en) 2004-03-30 2006-04-11 Goldeneye, Inc. Projection display systems utilizing light emitting diodes and light recycling
US7517728B2 (en) 2004-03-31 2009-04-14 Cree, Inc. Semiconductor light emitting devices including a luminescent conversion element
JP4616577B2 (ja) 2004-04-22 2011-01-19 株式会社日立製作所 映像表示装置
WO2005107420A2 (en) 2004-05-05 2005-11-17 Rensselaer Polytechnic Institute High efficiency light source using solid-state emitter and down-conversion material
US7837348B2 (en) 2004-05-05 2010-11-23 Rensselaer Polytechnic Institute Lighting system using multiple colored light emitting sources and diffuser element
TWI242893B (en) * 2004-05-07 2005-11-01 Lite On Technology Corp White light-emitting apparatus
US7997771B2 (en) 2004-06-01 2011-08-16 3M Innovative Properties Company LED array systems
US7048385B2 (en) * 2004-06-16 2006-05-23 Goldeneye, Inc. Projection display systems utilizing color scrolling and light emitting diodes
KR100752586B1 (ko) * 2004-06-28 2007-08-29 쿄세라 코포레이션 발광장치 및 조명장치
US7213958B2 (en) * 2004-06-30 2007-05-08 3M Innovative Properties Company Phosphor based illumination system having light guide and an interference reflector
CN1722484A (zh) 2004-07-16 2006-01-18 奥斯兰姆施尔凡尼亚公司 用于发光二极管的管座装置
KR100638611B1 (ko) * 2004-08-12 2006-10-26 삼성전기주식회사 다중 렌즈 발광 다이오드
GB2417824A (en) * 2004-09-02 2006-03-08 Custom Interconnect Ltd LED light source
US7352124B2 (en) * 2004-09-28 2008-04-01 Goldeneye, Inc. Light recycling illumination systems utilizing light emitting diodes
US7370993B2 (en) * 2004-09-28 2008-05-13 Goldeneye, Inc. Light recycling illumination systems having restricted angular output
US7352006B2 (en) * 2004-09-28 2008-04-01 Goldeneye, Inc. Light emitting diodes exhibiting both high reflectivity and high light extraction
US7144131B2 (en) * 2004-09-29 2006-12-05 Advanced Optical Technologies, Llc Optical system using LED coupled with phosphor-doped reflective materials
US20060097385A1 (en) * 2004-10-25 2006-05-11 Negley Gerald H Solid metal block semiconductor light emitting device mounting substrates and packages including cavities and heat sinks, and methods of packaging same
US8134292B2 (en) * 2004-10-29 2012-03-13 Ledengin, Inc. Light emitting device with a thermal insulating and refractive index matching material
US7220040B2 (en) * 2004-11-12 2007-05-22 Harris Corporation LED light engine for backlighting a liquid crystal display
KR101139891B1 (ko) * 2005-01-31 2012-04-27 렌슬러 폴리테크닉 인스티튜트 확산 반사면을 구비한 발광 다이오드 소자
EP1686630A3 (en) 2005-01-31 2009-03-04 Samsung Electronics Co., Ltd. Led device having diffuse reflective surface
CN101120453B (zh) 2005-02-16 2012-03-21 皇家飞利浦电子股份有限公司 包括无机发光二极管的发光设备
US7405433B2 (en) * 2005-02-22 2008-07-29 Avago Technologies Ecbu Ip Pte Ltd Semiconductor light emitting device
CN1684279A (zh) 2005-02-25 2005-10-19 炬鑫科技股份有限公司 发光元件
JP2006253298A (ja) 2005-03-09 2006-09-21 Toshiba Corp 半導体発光素子及び半導体発光装置
US7703942B2 (en) 2006-08-31 2010-04-27 Rensselaer Polytechnic Institute High-efficient light engines using light emitting diodes
US7810956B2 (en) 2007-08-23 2010-10-12 Koninklijke Philips Electronics N.V. Light source including reflective wavelength-converting layer
CN201162983Y (zh) 2008-03-04 2008-12-10 常州星宇车灯股份有限公司 高效散热型汽车前照灯

Also Published As

Publication number Publication date
US20130194779A1 (en) 2013-08-01
US20080094829A1 (en) 2008-04-24
US20110063830A1 (en) 2011-03-17
JP5678128B2 (ja) 2015-02-25
US8764225B2 (en) 2014-07-01
EP2102918B1 (en) 2019-04-10
US11028979B2 (en) 2021-06-08
WO2008079161A1 (en) 2008-07-03
KR101460484B1 (ko) 2014-11-12
US7837348B2 (en) 2010-11-23
KR20090094040A (ko) 2009-09-02
EP3531007A1 (en) 2019-08-28
CN101563793A (zh) 2009-10-21
US8960953B2 (en) 2015-02-24
JP2013179349A (ja) 2013-09-09
US20150116983A1 (en) 2015-04-30
US9447945B2 (en) 2016-09-20
EP2102918A1 (en) 2009-09-23
CA2672214A1 (en) 2008-07-03
JP2010514209A (ja) 2010-04-30
CN101563793B (zh) 2013-07-31
US20170003000A1 (en) 2017-01-05

Similar Documents

Publication Publication Date Title
CA2672214C (en) Lighting system using multiple colored light emitting sources and diffuser element
CA2565339C (en) High efficiency light source using solid-state emitter and down-conversion material
EP2113132B1 (en) High-efficiency light-emitting apparatus using light emitting diodes

Legal Events

Date Code Title Description
EEER Examination request