IN2014CN04750A - - Google Patents

Info

Publication number
IN2014CN04750A
IN2014CN04750A IN4750CHN2014A IN2014CN04750A IN 2014CN04750 A IN2014CN04750 A IN 2014CN04750A IN 4750CHN2014 A IN4750CHN2014 A IN 4750CHN2014A IN 2014CN04750 A IN2014CN04750 A IN 2014CN04750A
Authority
IN
India
Prior art keywords
chamber
exit window
light
light exit
light source
Prior art date
Application number
Other languages
English (en)
Inventor
Rifat Ata Mustafa Hikmet
Ties Van Bommel
Original Assignee
Koninkl Philips Nv
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 Koninkl Philips Nv filed Critical Koninkl Philips Nv
Publication of IN2014CN04750A publication Critical patent/IN2014CN04750A/en

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
    • F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
    • 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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
    • 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
    • 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
    • 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]
    • 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
    • H10H20/851—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
    • H10W90/00—
    • H10W90/724—

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Semiconductor Lasers (AREA)
  • Led Device Packages (AREA)
IN4750CHN2014 2011-12-16 2012-12-04 IN2014CN04750A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161576398P 2011-12-16 2011-12-16
PCT/IB2012/056932 WO2013088296A1 (en) 2011-12-16 2012-12-04 Optical arrangement with diffractive optics

Publications (1)

Publication Number Publication Date
IN2014CN04750A true IN2014CN04750A (enExample) 2015-09-18

Family

ID=47553297

Family Applications (1)

Application Number Title Priority Date Filing Date
IN4750CHN2014 IN2014CN04750A (enExample) 2011-12-16 2012-12-04

Country Status (6)

Country Link
US (1) US20140328049A1 (enExample)
EP (1) EP2791574B1 (enExample)
JP (1) JP2015506071A (enExample)
CN (1) CN103998860A (enExample)
IN (1) IN2014CN04750A (enExample)
WO (1) WO2013088296A1 (enExample)

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JPWO2013186954A1 (ja) * 2012-06-11 2016-02-01 日本電気株式会社 光源ユニット、投射型表示装置、照明器具及び光出射方法
DE102012109806A1 (de) * 2012-10-15 2014-04-17 Osram Opto Semiconductors Gmbh Strahlungsemittierendes Bauelement
CN111081690A (zh) * 2013-12-19 2020-04-28 亮锐控股有限公司 具有均匀磷光体光照的led模块
CN106501994B (zh) * 2015-09-08 2021-10-29 青岛海信电器股份有限公司 一种量子点发光器件、背光模组及显示装置
EP3425268B1 (en) * 2016-03-04 2020-01-01 Panasonic Intellectual Property Management Co., Ltd. Wavelength conversion device and illuminating device
US20180275499A1 (en) * 2017-03-24 2018-09-27 Panasonic Intellectual Property Management Co., Ltd. Illumination system and illumination method
JP2019192442A (ja) * 2018-04-23 2019-10-31 セイコーエプソン株式会社 光源装置、プロジェクター、および光源装置の製造方法
CN111812887A (zh) * 2019-04-11 2020-10-23 合肥工业大学 一种激光背光模组及其应用的液晶显示器
US11346528B2 (en) * 2019-08-16 2022-05-31 Kenall Manufacturing Company Lighting fixture having uniform brightness

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GB9919689D0 (en) * 1999-08-19 1999-10-20 Microsharp Corp Limited Back-lighting arrangement and the like
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US7192161B1 (en) * 2001-10-18 2007-03-20 Ilight Technologies, Inc. Fluorescent illumination device
DE10164033B4 (de) * 2001-12-28 2010-08-05 Osram Opto Semiconductors Gmbh Optoelektronisches Bauelement mit einer Mehrzahl von Lichtquellen
CN1384391A (zh) * 2002-05-27 2002-12-11 胜华科技股份有限公司 背光模块之结构
JP4230258B2 (ja) * 2003-03-19 2009-02-25 東北パイオニア株式会社 有機ｅｌパネル、有機ｅｌパネルの製造方法
US7837348B2 (en) * 2004-05-05 2010-11-23 Rensselaer Polytechnic Institute Lighting system using multiple colored light emitting sources and diffuser element
EP1622205A3 (en) * 2004-07-29 2006-02-08 Schott AG Electronic package incorporating electronic components generating and/or receiving light-based signals
KR101174770B1 (ko) * 2005-02-28 2012-08-17 엘지디스플레이 주식회사 백라이트 유닛 및 이를 이용한 액정표시장치
JP4688553B2 (ja) * 2005-04-18 2011-05-25 京セラ株式会社 発光装置および照明装置
CN1316304C (zh) * 2005-05-23 2007-05-16 深圳市中电淼浩固体光源有限公司 一种使用六色单元封装的led光源的lcd背光系统
US7750359B2 (en) * 2005-06-23 2010-07-06 Rensselaer Polytechnic Institute Package design for producing white light with short-wavelength LEDS and down-conversion materials
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JP2011009052A (ja) * 2009-06-25 2011-01-13 Panasonic Corp 面光源および液晶ディスプレイ装置
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JP2011204888A (ja) * 2010-03-25 2011-10-13 Panasonic Corp 発光装置及びそれを用いたバックライトモジュール
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CN101936475A (zh) * 2010-09-24 2011-01-05 鸿富锦精密工业（深圳）有限公司 双色混光led点光源装置
JP5731303B2 (ja) * 2011-07-14 2015-06-10 株式会社小糸製作所 発光モジュール
TW201416623A (zh) * 2012-10-25 2014-05-01 隆達電子股份有限公司 燈具
TW201441547A (zh) * 2013-04-24 2014-11-01 Lite On Technology Corp 燈泡結構及其導光式燈罩

Also Published As

Publication number Publication date
WO2013088296A1 (en) 2013-06-20
EP2791574A1 (en) 2014-10-22
US20140328049A1 (en) 2014-11-06
EP2791574B1 (en) 2016-05-18
JP2015506071A (ja) 2015-02-26
CN103998860A (zh) 2014-08-20

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