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)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (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 (show.php)

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 (show.php) 2015-09-18

Family

ID=47553297

Family Applications (1)

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

Country Status (6)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150167906A1 (en) * 2012-06-11 2015-06-18 Nec Corporatin Light source unit, projection-type display device, lighting equipment and light emission method
DE102012109806A1 (de) * 2012-10-15 2014-04-17 Osram Opto Semiconductors Gmbh Strahlungsemittierendes Bauelement
WO2015092696A1 (en) * 2013-12-19 2015-06-25 Koninklijke Philips N.V. Led module with uniform phosphor illumination
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
TWI652507B (zh) * 2016-03-04 2019-03-01 日商松下知識產權經營股份有限公司 Wavelength conversion device and lighting device
DE102018106937A1 (de) 2017-03-24 2018-09-27 Panasonic Intellectual Property Management Co., Ltd. Beleuchtungsvorrichtung
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

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9919689D0 (en) * 1999-08-19 1999-10-20 Microsharp Corp Limited Back-lighting arrangement and the like
TW552726B (en) * 2001-07-26 2003-09-11 Matsushita Electric Works Ltd Light emitting device in use of LED
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
KR101266130B1 (ko) * 2005-06-23 2013-05-27 렌슬러 폴리테크닉 인스티튜트 단파장 ｌｅｄ들 및 다운-컨버젼 물질들로 백색광을생성하기 위한 패키지 설계
US7519287B2 (en) * 2005-08-19 2009-04-14 Avago Technologies Ecbu Ip (Singapore) Pte, Ltd. Electronic flash, imaging device and method for producing a flash of light having a rectangular radiation pattern
TWI396814B (zh) * 2005-12-22 2013-05-21 克里公司 照明裝置
US7703942B2 (en) * 2006-08-31 2010-04-27 Rensselaer Polytechnic Institute High-efficient light engines using light emitting diodes
US7889421B2 (en) * 2006-11-17 2011-02-15 Rensselaer Polytechnic Institute High-power white LEDs and manufacturing method thereof
US8337045B2 (en) * 2006-12-04 2012-12-25 Cree, Inc. Lighting device and lighting method
KR20100037108A (ko) * 2007-06-29 2010-04-08 아벨 시스템즈 인코포레이션 회절 부재를 이용한 ｌｅｄ 조명 장치
US20110025190A1 (en) * 2008-03-21 2011-02-03 Koninklijke Philips Electronics N.V. Luminous device
JP2010092705A (ja) * 2008-10-08 2010-04-22 Sony Corp 照明装置及びこれを用いた表示装置
JP5440064B2 (ja) * 2008-10-21 2014-03-12 東芝ライテック株式会社 照明装置
KR101064478B1 (ko) 2009-06-24 2011-09-15 경북대학교 산학협력단 점광원을 이용한 면발광 백라이트 유닛 및 면발광 램프
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
TW201110423A (en) * 2009-09-11 2011-03-16 Power Light Tech Co Ltd Light-emitting diode illumination device capable of adjusting color temperature
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
US20120019890A1 (en) * 2010-07-22 2012-01-26 J Touch Corporation Electrochromic unit and display device using the same
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
CN103998860A (zh) 2014-08-20
EP2791574B1 (en) 2016-05-18
JP2015506071A (ja) 2015-02-26
US20140328049A1 (en) 2014-11-06

Similar Documents

Publication Publication Date Title
IN2014CN04750A (show.php)
WO2012075384A3 (en) Illumination assembly and method of forming same
TW201129761A (en) LED based lamp and light emitting signage
IN2014CN01876A (show.php)
WO2013025948A3 (en) Lighting unit with heat-dissipating circuit board
WO2012076296A3 (de) Leuchtvorrichtung
WO2011103204A3 (en) Lighting unit having lighting strips with light emitting elements and a remote luminescent material
WO2011133312A3 (en) Phosphor converted light source having an additional led to provide long wavelength light
MX2017002831A (es) Placa de vehiculo.
WO2010122471A3 (en) Illumination device with a phosphor
IN2014CN00902A (show.php)
EP2376833A4 (en) LED LENS
MX2017000462A (es) Insignia luminosa para un vehiculo.
MX355381B (es) Dispositivo de iluminación con sistema de lentes de dispersión de luz eficiente.
TW200419832A (en) Structure for increasing the light-emitting efficiency of a light-emitting device
MX374054B (es) Montaje de iluminacion.
IN2014MN01893A (show.php)
MX338905B (es) Dispositivo de emision de un haz luminoso de espectro controlado.
WO2014004923A8 (en) Linear led lighting arrangement including light emitting phosphor
IN2014MN01171A (show.php)
WO2012076294A3 (de) Leuchtvorrichtung
PH12017501839A1 (en) Light-emitting diode type lighting device
MX2017009221A (es) Montaje de iluminacion de vehiculo.
IN2014MN01956A (show.php)
WO2012131249A3 (fr) Module d'eclairage, a homogeneite d'eclairage amelioree