JP5624617B2 - ライトガイド及び該ライトガイドが組み込まれた光源 - Google Patents

ライトガイド及び該ライトガイドが組み込まれた光源 Download PDF

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Publication number
JP5624617B2
JP5624617B2 JP2012517769A JP2012517769A JP5624617B2 JP 5624617 B2 JP5624617 B2 JP 5624617B2 JP 2012517769 A JP2012517769 A JP 2012517769A JP 2012517769 A JP2012517769 A JP 2012517769A JP 5624617 B2 JP5624617 B2 JP 5624617B2
Authority
JP
Japan
Prior art keywords
light
extractor
extractors
light guide
guide
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.)
Expired - Fee Related
Application number
JP2012517769A
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English (en)
Japanese (ja)
Other versions
JP2012532339A5 (enExample
JP2012532339A (ja
Inventor
デヴィッド， エー． エンダー，
デヴィッド， エー． エンダー，
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2012532339A publication Critical patent/JP2012532339A/ja
Publication of JP2012532339A5 publication Critical patent/JP2012532339A5/ja
Application granted granted Critical
Publication of JP5624617B2 publication Critical patent/JP5624617B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14—Light emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/236—Light guides characterised by the shape of the light guide
    • F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/242—Light guides characterised by the emission area
    • F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/249—Light guides with two or more light sources being coupled into the light guide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/30—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating rear of vehicle, e.g. by means of reflecting surfaces
    • B60Q1/302—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating rear of vehicle, e.g. by means of reflecting surfaces mounted in the vicinity, e.g. in the middle, of a rear window

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP2012517769A 2009-06-29 2010-06-25 ライトガイド及び該ライトガイドが組み込まれた光源 Expired - Fee Related JP5624617B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22122309P 2009-06-29 2009-06-29
US61/221,223 2009-06-29
PCT/US2010/039997 WO2011008473A1 (en) 2009-06-29 2010-06-25 Lightguide and light source incorporating same

Publications (3)

Publication Number Publication Date
JP2012532339A JP2012532339A (ja) 2012-12-13
JP2012532339A5 JP2012532339A5 (enExample) 2013-08-15
JP5624617B2 true JP5624617B2 (ja) 2014-11-12

Family

ID=42727502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012517769A Expired - Fee Related JP5624617B2 (ja) 2009-06-29 2010-06-25 ライトガイド及び該ライトガイドが組み込まれた光源

Country Status (5)

Country Link
US (1) US9989691B2 (enExample)
EP (1) EP2449414A1 (enExample)
JP (1) JP5624617B2 (enExample)
CN (1) CN102472859B (enExample)
WO (1) WO2011008473A1 (enExample)

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DE102011015148A1 (de) * 2011-03-25 2012-09-27 Osram Opto Semiconductors Gmbh Anordnung eines lichtemittierenden Halbleiterbauelementes und einer Lichtleiterschicht
JP5809913B2 (ja) * 2011-10-04 2015-11-11 株式会社フジクラ 表示装置
CN102890307A (zh) * 2012-10-11 2013-01-23 京东方科技集团股份有限公司 导光板、背光模组及显示装置
CN104937337B (zh) 2012-10-19 2018-05-22 3M创新有限公司 照明制品
CN105849604A (zh) * 2013-12-31 2016-08-10 3M创新有限公司 包括具有依赖于方向的提取效率的提取器的光导
FR3019263A1 (fr) * 2014-03-31 2015-10-02 Valeo Vision Guide optique avec motifs prismatiques formant des dioptres galbes
WO2016019220A1 (en) * 2014-07-31 2016-02-04 Rambus Delaware Llc Light guide and lighting assembly with array of micro-optical element groupings
CN104501058A (zh) * 2014-12-10 2015-04-08 马瑞利汽车零部件(芜湖)有限公司 一种组合光学棱镜式汽车尾灯光导
WO2017040212A1 (en) * 2015-08-28 2017-03-09 3M Innovative Properties Company Lightguides with pixelated image
WO2017151412A1 (en) * 2016-03-01 2017-09-08 3M Innovative Properties Company Illumination system
JP6645371B2 (ja) * 2016-07-15 2020-02-14 オムロン株式会社 光デバイス及び立体表示方法
CN110998179B (zh) * 2017-08-08 2021-09-07 3M创新有限公司 具有开口和围绕的通道的光导
JP6402812B1 (ja) * 2017-08-10 2018-10-10 オムロン株式会社 表示装置及び導光板
JP7282496B2 (ja) * 2017-10-06 2023-05-29 デクセリアルズ株式会社 光学体、光学体の製造方法、発光装置及び遊戯機器用表示装置
CN109655958B (zh) * 2018-09-13 2020-11-10 韩国高一智株式会社 一种带有凹角形状的导光板及使用该导光板的背光模组
DE102020201648A1 (de) 2020-02-11 2021-08-12 Volkswagen Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
CN223448215U (zh) * 2022-06-22 2025-10-17 昕诺飞控股有限公司 具有导光板装置的台灯
WO2024018939A1 (ja) * 2022-07-20 2024-01-25 株式会社小糸製作所 車輌用灯具

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JP3644787B2 (ja) 1996-05-09 2005-05-11 松下電器産業株式会社 面状照明系
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US7568828B2 (en) * 2007-11-05 2009-08-04 Radiant Opto-Electronics Corp. Light guide plate with compensated emission light field
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CN101592824B (zh) * 2008-05-30 2011-11-09 鸿富锦精密工业（深圳）有限公司 背光模组
US8755005B2 (en) * 2008-09-24 2014-06-17 Koninklijke Philips N.V. Thin edge backlight with LEDS optically coupled to the back surface

Also Published As

Publication number Publication date
EP2449414A1 (en) 2012-05-09
CN102472859B (zh) 2016-01-20
US9989691B2 (en) 2018-06-05
WO2011008473A1 (en) 2011-01-20
CN102472859A (zh) 2012-05-23
JP2012532339A (ja) 2012-12-13
US20120099343A1 (en) 2012-04-26

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