JP7637635B2 - 発光デバイス - Google Patents

発光デバイス Download PDF

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Publication number
JP7637635B2
JP7637635B2 JP2021563733A JP2021563733A JP7637635B2 JP 7637635 B2 JP7637635 B2 JP 7637635B2 JP 2021563733 A JP2021563733 A JP 2021563733A JP 2021563733 A JP2021563733 A JP 2021563733A JP 7637635 B2 JP7637635 B2 JP 7637635B2
Authority
JP
Japan
Prior art keywords
light
emitting device
light guide
angle
light emitting
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
JP2021563733A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022530236A5 (enExample
JP2022530236A (ja
Inventor
ミシェル コルネリス ヨセフス マリー ヴィッセンベルフ
ヨハンネス ペトルス マリア アンセムス
バリー モス
ヒューゴ ヨハン コルネリッセン
オレクサンデル ヴァレンティノヴィッチ ヴドヴィン
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.)
Signify Holding BV
Original Assignee
Signify Holding BV
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 Signify Holding BV filed Critical Signify Holding BV
Publication of JP2022530236A publication Critical patent/JP2022530236A/ja
Publication of JP2022530236A5 publication Critical patent/JP2022530236A5/ja
Application granted granted Critical
Publication of JP7637635B2 publication Critical patent/JP7637635B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • 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
    • G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging 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
    • G02B6/0033—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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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]
    • 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
    • G02B6/0015—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
    • G02B6/0018—Redirecting means on the surface of the light guide
    • 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
    • G02B6/0031—Reflecting element, sheet or layer

Landscapes

  • 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)
JP2021563733A 2019-04-29 2020-04-22 発光デバイス Active JP7637635B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19171491.4 2019-04-29
EP19171491 2019-04-29
PCT/EP2020/061223 WO2020221641A1 (en) 2019-04-29 2020-04-22 A light emitting device

Publications (3)

Publication Number Publication Date
JP2022530236A JP2022530236A (ja) 2022-06-28
JP2022530236A5 JP2022530236A5 (enExample) 2023-04-27
JP7637635B2 true JP7637635B2 (ja) 2025-02-28

Family

ID=66397017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021563733A Active JP7637635B2 (ja) 2019-04-29 2020-04-22 発光デバイス

Country Status (5)

Country Link
US (1) US20220214489A1 (enExample)
EP (1) EP3963253B1 (enExample)
JP (1) JP7637635B2 (enExample)
CN (1) CN113710952B (enExample)
WO (1) WO2020221641A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11635180B2 (en) * 2021-06-21 2023-04-25 Usai, Llc Low glare wall wash light fixture
US20240052992A1 (en) * 2022-08-11 2024-02-15 Abl Ip Holding Llc Collapsible Light Fixtures With Pliable Diffuser And Reflector

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012128193A1 (ja) 2011-03-23 2012-09-27 シャープ株式会社 照明装置及び表示装置
JP2012209212A (ja) 2011-03-30 2012-10-25 Stanley Electric Co Ltd 車両用灯具
JP2014041813A (ja) 2012-07-27 2014-03-06 Toyoda Gosei Co Ltd 線状照明装置
JP2017212070A (ja) 2016-05-24 2017-11-30 スタンレー電気株式会社 車両用灯具
US20180163946A1 (en) 2015-05-14 2018-06-14 Fluxwerx Illumination Inc. Light emitting panel assemblies with bottom-mounted light source and light guides therefor
JP2018185987A (ja) 2017-04-26 2018-11-22 株式会社小糸製作所 車両用灯具

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100679094B1 (ko) * 1999-10-08 2007-02-05 엘지.필립스 엘시디 주식회사 백라이트 유닛
US7780330B2 (en) * 2007-05-16 2010-08-24 Rohm And Haas Electronics Materials Llc Elongated illuminators configuration for LCD displays
EP2161600A1 (en) 2008-09-09 2010-03-10 TPO Displays Corp. Liquid crystal display device containing a light guide
JP6083931B2 (ja) * 2011-05-27 2017-02-22 エルジー イノテック カンパニー リミテッド 照明モジュール
CN202647281U (zh) * 2012-05-24 2013-01-02 福建摩实达新能源科技股份有限公司 一种提高led侧发光型平面灯光效的装置
DE102012221389B4 (de) * 2012-11-22 2019-08-22 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugleuchte mit einem Lichtleiter und einer durch den Lichtleiter hindurch sichtbaren Blende
US20140268848A1 (en) * 2013-03-15 2014-09-18 Osram Sylvania Inc. Headlamp having a light guide assembly
CN104421770B (zh) * 2013-09-11 2018-01-23 联想(北京)有限公司 一种背光模组及显示装置
WO2015067476A1 (en) * 2013-11-05 2015-05-14 Koninklijke Philips N.V. A light emitting device
CN104676296B (zh) * 2013-11-27 2017-05-17 扬升照明股份有限公司 光源模块
CN104296002A (zh) * 2014-09-17 2015-01-21 深圳市华星光电技术有限公司 背光模组和使用其的液晶显示装置
CN109661541B (zh) * 2016-08-10 2020-11-03 昕诺飞控股有限公司 间接型照明设备
CN106842411B (zh) * 2017-04-17 2019-05-10 福州大学 一种薄形化导光结构
TWI794456B (zh) * 2018-03-22 2023-03-01 日商日東電工股份有限公司 光學裝置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012128193A1 (ja) 2011-03-23 2012-09-27 シャープ株式会社 照明装置及び表示装置
JP2012209212A (ja) 2011-03-30 2012-10-25 Stanley Electric Co Ltd 車両用灯具
JP2014041813A (ja) 2012-07-27 2014-03-06 Toyoda Gosei Co Ltd 線状照明装置
US20180163946A1 (en) 2015-05-14 2018-06-14 Fluxwerx Illumination Inc. Light emitting panel assemblies with bottom-mounted light source and light guides therefor
JP2017212070A (ja) 2016-05-24 2017-11-30 スタンレー電気株式会社 車両用灯具
JP2018185987A (ja) 2017-04-26 2018-11-22 株式会社小糸製作所 車両用灯具

Also Published As

Publication number Publication date
EP3963253A1 (en) 2022-03-09
US20220214489A1 (en) 2022-07-07
EP3963253B1 (en) 2023-11-15
CN113710952A (zh) 2021-11-26
JP2022530236A (ja) 2022-06-28
CN113710952B (zh) 2024-05-31
WO2020221641A1 (en) 2020-11-05

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