DE60024653T2 - Beleuchtungs anzeige vorrichtung und verfahren zur helligkeitssteigerung in beleuchtungsanzeigevorrichtung - Google Patents

Beleuchtungs anzeige vorrichtung und verfahren zur helligkeitssteigerung in beleuchtungsanzeigevorrichtung Download PDF

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Publication number
DE60024653T2
DE60024653T2 DE60024653T DE60024653T DE60024653T2 DE 60024653 T2 DE60024653 T2 DE 60024653T2 DE 60024653 T DE60024653 T DE 60024653T DE 60024653 T DE60024653 T DE 60024653T DE 60024653 T2 DE60024653 T2 DE 60024653T2
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DE
Germany
Prior art keywords
optical element
light
layer
lighting device
deflecting
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
DE60024653T
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German (de)
English (en)
Other versions
DE60024653D1 (de
Inventor
D. Wade KRETMAN
Sanford Cobb
A. Kenneth EPSTEIN
E. Mark GARDINER
L. David WORTMAN
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3M Innovative Properties Co
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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
Application granted granted Critical
Publication of DE60024653D1 publication Critical patent/DE60024653D1/de
Publication of DE60024653T2 publication Critical patent/DE60024653T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
    • 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
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • 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
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133545—Dielectric stack polarisers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
DE60024653T 1999-10-08 2000-09-08 Beleuchtungs anzeige vorrichtung und verfahren zur helligkeitssteigerung in beleuchtungsanzeigevorrichtung Expired - Fee Related DE60024653T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US41510099A 1999-10-08 1999-10-08
US415100 1999-10-08
PCT/US2000/024590 WO2001027528A1 (en) 1999-10-08 2000-09-08 Display illumination device and method of enhancing brightness in a display illumination device

Publications (2)

Publication Number Publication Date
DE60024653D1 DE60024653D1 (de) 2006-01-12
DE60024653T2 true DE60024653T2 (de) 2006-08-10

Family

ID=23644384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60024653T Expired - Fee Related DE60024653T2 (de) 1999-10-08 2000-09-08 Beleuchtungs anzeige vorrichtung und verfahren zur helligkeitssteigerung in beleuchtungsanzeigevorrichtung

Country Status (9)

Country Link
EP (1) EP1218663B1 (https=)
JP (1) JP2003511826A (https=)
KR (1) KR100798711B1 (https=)
CN (1) CN1217224C (https=)
AU (1) AU7356600A (https=)
CA (1) CA2384825C (https=)
DE (1) DE60024653T2 (https=)
HK (1) HK1048510A1 (https=)
WO (1) WO2001027528A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023128191A1 (de) * 2023-10-16 2025-04-17 Webasto SE Anzeigevorrichtung und Fahrzeugdach

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JP2003029251A (ja) * 2001-07-16 2003-01-29 Nec Corp 液晶表示装置
JP3873835B2 (ja) 2002-07-22 2007-01-31 セイコーエプソン株式会社 液晶表示装置及び電子機器
US7293876B2 (en) * 2004-03-24 2007-11-13 Seiko Epson Corporation Light source unit and projector
US7710511B2 (en) * 2004-10-15 2010-05-04 3M Innovative Properties Company Liquid crystal displays with laminated diffuser plates
KR101462161B1 (ko) * 2008-04-11 2014-11-14 삼성디스플레이 주식회사 복합 편광 시트와 이를 포함하는 액정 표시 장치
WO2011050236A2 (en) * 2009-10-24 2011-04-28 3M Innovative Properties Company Voided diffuser
JP5529665B2 (ja) * 2009-11-16 2014-06-25 住友化学株式会社 偏光板、ならびにこれを用いた液晶パネルおよび液晶表示装置
KR101290585B1 (ko) * 2009-12-15 2013-07-30 엘지디스플레이 주식회사 투명표시소자
KR20110076373A (ko) * 2009-12-29 2011-07-06 엘지디스플레이 주식회사 엘에스에프 및 이를 포함하는 액정표시장치
TWI494619B (zh) * 2011-06-09 2015-08-01 Innolux Corp 液晶顯示裝置
WO2013029040A1 (en) 2011-08-25 2013-02-28 Euro-Pro Operating Llc Steam cleaning appliance with vibration and heating components
US9436015B2 (en) 2012-12-21 2016-09-06 Reald Inc. Superlens component for directional display
US10054732B2 (en) 2013-02-22 2018-08-21 Reald Spark, Llc Directional backlight having a rear reflector
TWI636283B (zh) 2012-05-18 2018-09-21 美商瑞爾Ｄ斯帕克有限責任公司 定向背光源、定向顯示裝置及其光源陣列的控制方法
JP6189423B2 (ja) 2012-05-18 2017-08-30 リアルディー スパーク エルエルシー 指向性光源用制御システム
US9678267B2 (en) 2012-05-18 2017-06-13 Reald Spark, Llc Wide angle imaging directional backlights
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US9235057B2 (en) * 2012-05-18 2016-01-12 Reald Inc. Polarization recovery in a directional display device
US9709723B2 (en) 2012-05-18 2017-07-18 Reald Spark, Llc Directional backlight
CN110234000B (zh) 2013-06-17 2021-07-13 瑞尔D斯帕克有限责任公司 远程会议方法和远程通信系统
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CN106662773B (zh) 2014-06-26 2021-08-06 瑞尔D 斯帕克有限责任公司 定向防窥显示器
WO2016057690A1 (en) 2014-10-08 2016-04-14 Reald Inc. Directional backlight
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RU2596062C1 (ru) 2015-03-20 2016-08-27 Автономная Некоммерческая Образовательная Организация Высшего Профессионального Образования "Сколковский Институт Науки И Технологий" Способ коррекции изображения глаз с использованием машинного обучения и способ машинного обучения
EP3283906B1 (en) 2015-04-13 2020-09-23 RealD Spark, LLC Wide angle imaging directional backlights
EP3304188B1 (en) 2015-05-27 2020-10-07 RealD Spark, LLC Wide angle imaging directional backlights
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EP4293417A3 (en) 2015-11-13 2024-01-24 RealD Spark, LLC Surface features for imaging directional backlights
US10330843B2 (en) 2015-11-13 2019-06-25 Reald Spark, Llc Wide angle imaging directional backlights
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WO2017205183A1 (en) 2016-05-23 2017-11-30 Reald Spark, Llc Wide angle imaging directional backlights
CN108169949A (zh) 2016-12-07 2018-06-15 群创光电股份有限公司 显示设备
CN110178072B (zh) 2017-01-04 2022-03-11 瑞尔D斯帕克有限责任公司 用于成像定向背光源的光学叠堆
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Publication number Priority date Publication date Assignee Title
DE102023128191A1 (de) * 2023-10-16 2025-04-17 Webasto SE Anzeigevorrichtung und Fahrzeugdach

Also Published As

Publication number Publication date
CN1377453A (zh) 2002-10-30
HK1048510A1 (zh) 2003-04-04
AU7356600A (en) 2001-04-23
CA2384825C (en) 2006-05-30
DE60024653D1 (de) 2006-01-12
CA2384825A1 (en) 2001-04-19
WO2001027528A1 (en) 2001-04-19
JP2003511826A (ja) 2003-03-25
CN1217224C (zh) 2005-08-31
EP1218663B1 (en) 2005-12-07
EP1218663A1 (en) 2002-07-03
KR20020064294A (ko) 2002-08-07
KR100798711B1 (ko) 2008-01-28

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee