JP5667077B2 - 向上した光抽出を有するライトガイド - Google Patents

向上した光抽出を有するライトガイド Download PDF

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Publication number
JP5667077B2
JP5667077B2 JP2011542237A JP2011542237A JP5667077B2 JP 5667077 B2 JP5667077 B2 JP 5667077B2 JP 2011542237 A JP2011542237 A JP 2011542237A JP 2011542237 A JP2011542237 A JP 2011542237A JP 5667077 B2 JP5667077 B2 JP 5667077B2
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JP
Japan
Prior art keywords
light
region
light guide
tool
extractor
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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.)
Expired - Fee Related
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JP2011542237A
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English (en)
Japanese (ja)
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JP2012513090A5 (enExample
JP2012513090A (ja
Inventor
リー ツー−チェン
リー ツー−チェン
エー．エンダー デイビッド
エー．エンダー デイビッド
マオ グオピン
マオ グオピン
チャン ジュン−イン
チャン ジュン−イン
ビー．ウィラフビー ジェイミー
ビー．ウィラフビー ジェイミー
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
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Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2012513090A publication Critical patent/JP2012513090A/ja
Publication of JP2012513090A5 publication Critical patent/JP2012513090A5/ja
Application granted granted Critical
Publication of JP5667077B2 publication Critical patent/JP5667077B2/ja
Expired - Fee Related legal-status Critical Current
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/13—Integrated optical circuits characterised by the manufacturing method
    • G02B6/136—Integrated optical circuits characterised by the manufacturing method by etching
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
JP2011542237A 2008-12-18 2009-12-08 向上した光抽出を有するライトガイド Expired - Fee Related JP5667077B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13864908P 2008-12-18 2008-12-18
US61/138,649 2008-12-18
PCT/US2009/067067 WO2010080289A2 (en) 2008-12-18 2009-12-08 Lightguides having enhanced light extraction

Publications (3)

Publication Number Publication Date
JP2012513090A JP2012513090A (ja) 2012-06-07
JP2012513090A5 JP2012513090A5 (enExample) 2013-01-31
JP5667077B2 true JP5667077B2 (ja) 2015-02-12

Family

ID=42317050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011542237A Expired - Fee Related JP5667077B2 (ja) 2008-12-18 2009-12-08 向上した光抽出を有するライトガイド

Country Status (5)

Country Link
US (2) US8909009B2 (enExample)
EP (1) EP2370854B1 (enExample)
JP (1) JP5667077B2 (enExample)
CN (1) CN102301272B (enExample)
WO (1) WO2010080289A2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102301272B (zh) 2008-12-18 2015-06-24 3M创新有限公司 具有增强的光提取的光导
US20120170310A1 (en) * 2011-01-05 2012-07-05 Qualcomm Mems Technologies, Inc. Light guide with uniform light distribution
TWI507786B (zh) * 2013-05-09 2015-11-11 Chi Lin Optoelectronics Co Ltd 顯示裝置及其側光式背光模組
US9739927B2 (en) * 2013-05-28 2017-08-22 Sakai Display Products Corporation Light source device and display apparatus
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
CN104614802B (zh) * 2015-03-02 2018-03-20 深圳市华星光电技术有限公司 一种背光模组及其导光板
US10585230B2 (en) * 2016-03-23 2020-03-10 Microsoft Technology Licensing, Llc Light-steering layer for electronic display
CN209728224U (zh) * 2018-06-08 2019-12-03 芝奇国际实业股份有限公司 导光组件及具有导光组件的电子装置
US10598841B1 (en) * 2018-11-20 2020-03-24 G. Skill International Enterprise Co., Ltd. Light guide device
FR3121236B1 (fr) * 2021-03-29 2024-02-09 Optinvent Guide optique et procede de fabrication correspondant
FR3136045B1 (fr) * 2022-05-31 2024-05-24 Valeo Vision Affichage de motifs lumineux sur nappe de guidage flexible
EP4633447A1 (en) 2022-12-16 2025-10-22 Solventum Intellectual Properties Company Wearable optical analyte sensor

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US5895115A (en) 1996-01-16 1999-04-20 Lumitex, Inc. Light emitting panel assemblies for use in automotive applications and the like
JPH10235748A (ja) * 1997-02-27 1998-09-08 Seiko Epson Corp 導光体の製造方法
JP3527961B2 (ja) 1999-04-30 2004-05-17 株式会社日立製作所 フロントライト型反射液晶表示装置
JP2001281654A (ja) * 2000-03-29 2001-10-10 Mitsubishi Chemicals Corp 液晶表示素子用バックライト
JP4035998B2 (ja) 2002-01-23 2008-01-23 オムロン株式会社 面光源装置、拡散板及び液晶表示装置
JP4094439B2 (ja) * 2003-01-27 2008-06-04 Ｔｏｗａ株式会社 導光板成形用金型の加工方法
JP4243129B2 (ja) * 2003-04-18 2009-03-25 Ｔｏｗａ株式会社 導光板成形用金型の加工方法
JP4125198B2 (ja) * 2003-07-23 2008-07-30 シャープ株式会社 液晶表示素子
KR100658164B1 (ko) * 2005-04-15 2006-12-15 한국생산기술연구원 비대칭 피라미드 마이크로렌즈 제조 방법 및 이의 방법에 의해 제조된 도광판
KR100689392B1 (ko) 2005-05-19 2007-03-02 삼성전자주식회사 키 패드와 그를 이용한 키 패드 어셈블리
KR100658951B1 (ko) 2005-07-12 2006-12-19 주식회사 엘에스텍 유연성을 가지는 입력장치 키 후면조광용 백라이트 장치
KR100610336B1 (ko) * 2005-09-12 2006-08-09 김형준 키패드 백라이트용 도광판 및 그 제조 방법
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JP5951928B2 (ja) 2007-09-06 2016-07-13 スリーエム イノベイティブ プロパティズ カンパニー 光出力の領域制御を提供する光抽出構造体を有する光ガイド
JP2009176562A (ja) * 2008-01-24 2009-08-06 Harison Toshiba Lighting Corp バックライトユニット
CN102301272B (zh) 2008-12-18 2015-06-24 3M创新有限公司 具有增强的光提取的光导

Also Published As

Publication number Publication date
US9429691B2 (en) 2016-08-30
US8909009B2 (en) 2014-12-09
US20110243500A1 (en) 2011-10-06
CN102301272A (zh) 2011-12-28
WO2010080289A3 (en) 2010-09-16
EP2370854A2 (en) 2011-10-05
US20150009586A1 (en) 2015-01-08
CN102301272B (zh) 2015-06-24
WO2010080289A2 (en) 2010-07-15
EP2370854B1 (en) 2016-09-28
EP2370854A4 (en) 2013-07-03
JP2012513090A (ja) 2012-06-07

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