JP2015531972A - 光拡散粒子を有する熱伝導シートに基づいた照明デバイス - Google Patents

光拡散粒子を有する熱伝導シートに基づいた照明デバイス Download PDF

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Publication number
JP2015531972A
JP2015531972A JP2015529156A JP2015529156A JP2015531972A JP 2015531972 A JP2015531972 A JP 2015531972A JP 2015529156 A JP2015529156 A JP 2015529156A JP 2015529156 A JP2015529156 A JP 2015529156A JP 2015531972 A JP2015531972 A JP 2015531972A
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JP
Japan
Prior art keywords
light
light guide
guide unit
lighting device
emitting element
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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.)
Pending
Application number
JP2015529156A
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English (en)
Japanese (ja)
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JP2015531972A5 (enExample
Inventor
ハーペン マーテン マリヌスヨハネス ウィルヘルムス バン
ハーペン マーテン マリヌス ヨハネス ウィルヘルムス バン
ティム デッカー
ティム デッカー
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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 Koninklijke Philips NV filed Critical Koninklijke Philips NV
Publication of JP2015531972A publication Critical patent/JP2015531972A/ja
Publication of JP2015531972A5 publication Critical patent/JP2015531972A5/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • 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
    • 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
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0085—Means for removing heat created by the light source from the package
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • 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]

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
JP2015529156A 2012-08-31 2013-08-16 光拡散粒子を有する熱伝導シートに基づいた照明デバイス Pending JP2015531972A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261695788P 2012-08-31 2012-08-31
US61/695,788 2012-08-31
PCT/IB2013/056678 WO2014033585A2 (en) 2012-08-31 2013-08-16 Illumination device based on thermally conductive sheet with light diffusing particles

Publications (2)

Publication Number Publication Date
JP2015531972A true JP2015531972A (ja) 2015-11-05
JP2015531972A5 JP2015531972A5 (enExample) 2016-10-06

Family

ID=49551717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015529156A Pending JP2015531972A (ja) 2012-08-31 2013-08-16 光拡散粒子を有する熱伝導シートに基づいた照明デバイス

Country Status (6)

Country Link
US (1) US20150212258A1 (enExample)
EP (1) EP2890929B1 (enExample)
JP (1) JP2015531972A (enExample)
CN (1) CN104583674A (enExample)
RU (1) RU2633924C2 (enExample)
WO (1) WO2014033585A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7486675B1 (ja) * 2022-06-29 2024-05-17 三菱電機株式会社 光散乱体及び照明装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104048207A (zh) * 2014-06-13 2014-09-17 苏州科利亚照明科技有限公司 带有一体式导光板的灯头
JP6579355B2 (ja) * 2014-09-24 2019-09-25 日立化成株式会社 光積分器および、それを用いた映像投射装置
DE102015211312A1 (de) * 2015-06-19 2016-12-22 Tomislav Kuzman Beleuchtungselement, insbesondere zur Verwendung in der Luftfahrtindustrie
KR102473525B1 (ko) * 2016-05-31 2022-12-02 엘지디스플레이 주식회사 에지형 백라이트 유닛 및 이를 포함하는 디스플레이 장치
CN111367007B (zh) 2018-12-26 2021-07-06 深圳Tcl新技术有限公司 背光模组、导光板及其导电水凝胶的制备方法

Citations (5)

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JPH0593910A (ja) * 1991-10-03 1993-04-16 Sharp Corp 液晶用照明装置
JPH10199320A (ja) * 1997-01-06 1998-07-31 Nitto Denko Corp 面光源装置及び液晶表示装置
JP2004006193A (ja) * 2002-04-04 2004-01-08 Seiko Epson Corp 放熱部材、照明装置、電気光学装置及び電子機器
JP2005202361A (ja) * 2003-12-19 2005-07-28 Sharp Corp 光学材料、光学部材、照明装置および表示装置
JP2011215568A (ja) * 2010-03-18 2011-10-27 Vision Development Co Ltd ダイヤモンドを含有する光散乱膜、及びそれを形成する方法

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JPH052164A (ja) * 1991-01-28 1993-01-08 Toshiba Corp Ｌｃｄモジユール
JPH06194650A (ja) * 1992-12-25 1994-07-15 Citizen Watch Co Ltd 表示装置
USH1461H (en) * 1993-05-10 1995-07-04 The United States Of America As Represented By The Secretary Of The Army Abrasion resistant diamond like coating for optical fiber and method of forming the coating
JP2002244127A (ja) * 2001-01-31 2002-08-28 Internatl Business Mach Corp <Ibm> 液晶表示装置、サイドライト型バックライト・ユニット、ランプ・リフレクタおよび反射部材
JP2005521251A (ja) * 2002-03-26 2005-07-14 エンフィス リミテッド 冷却システムを備えた発光装置
US8033706B1 (en) * 2004-09-09 2011-10-11 Fusion Optix, Inc. Lightguide comprising a low refractive index region
TW200619765A (en) * 2004-12-10 2006-06-16 Innolux Display Corp Backlight system
KR101214945B1 (ko) * 2005-08-17 2012-12-24 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 이용한 표시장치
US8092064B2 (en) * 2007-02-23 2012-01-10 Rambus International Ltd. Tiled illumination assembly and related methods
CN101676769B (zh) * 2008-09-18 2011-12-21 株式会社日立制作所 液晶显示装置
JP2010073476A (ja) * 2008-09-18 2010-04-02 Fujifilm Corp バックライトユニットおよびこれを備えた液晶表示装置
KR20100087950A (ko) * 2009-01-29 2010-08-06 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치
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US20120127749A1 (en) * 2010-11-18 2012-05-24 Shenzhen China Star Optoelectronics Technology Co.Ltd Side-light type backlight module with local heat-dissipation enhancement
KR101210066B1 (ko) * 2011-01-31 2012-12-07 엘지이노텍 주식회사 광 변환 부재 및 이를 포함하는 표시장치
KR101262541B1 (ko) * 2011-07-18 2013-05-08 엘지이노텍 주식회사 표시장치
CN102537792B (zh) * 2012-02-09 2013-11-06 深圳市华星光电技术有限公司 背光模组及液晶显示器
CN102588849B (zh) * 2012-03-15 2016-07-06 深圳市华星光电技术有限公司 一种背光模组和液晶显示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0593910A (ja) * 1991-10-03 1993-04-16 Sharp Corp 液晶用照明装置
JPH10199320A (ja) * 1997-01-06 1998-07-31 Nitto Denko Corp 面光源装置及び液晶表示装置
JP2004006193A (ja) * 2002-04-04 2004-01-08 Seiko Epson Corp 放熱部材、照明装置、電気光学装置及び電子機器
JP2005202361A (ja) * 2003-12-19 2005-07-28 Sharp Corp 光学材料、光学部材、照明装置および表示装置
JP2011215568A (ja) * 2010-03-18 2011-10-27 Vision Development Co Ltd ダイヤモンドを含有する光散乱膜、及びそれを形成する方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7486675B1 (ja) * 2022-06-29 2024-05-17 三菱電機株式会社 光散乱体及び照明装置

Also Published As

Publication number Publication date
RU2015111526A (ru) 2016-10-20
WO2014033585A2 (en) 2014-03-06
RU2633924C2 (ru) 2017-10-19
US20150212258A1 (en) 2015-07-30
EP2890929B1 (en) 2017-12-20
CN104583674A (zh) 2015-04-29
WO2014033585A3 (en) 2014-07-03
EP2890929A2 (en) 2015-07-08

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