JP6308630B2 - 指向性照明導波路配置 - Google Patents

指向性照明導波路配置 Download PDF

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Publication number
JP6308630B2
JP6308630B2 JP2015512887A JP2015512887A JP6308630B2 JP 6308630 B2 JP6308630 B2 JP 6308630B2 JP 2015512887 A JP2015512887 A JP 2015512887A JP 2015512887 A JP2015512887 A JP 2015512887A JP 6308630 B2 JP6308630 B2 JP 6308630B2
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Prior art keywords
light
waveguide
illumination
input
display device
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Japanese (ja)
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JP2015525497A5 (enExample
JP2015525497A (ja
Inventor
ウッドゲート、グラハム、ジェイ．
ロビンソン、マイケル、ジー．
ハロルド、ジョナサン
シャック、ミラー、エイチ．
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リアルディー スパーク エルエルシー
リアルディー スパーク エルエルシー
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    • 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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
    • G02B30/33—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving directional light or back-light sources
    • 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
    • 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
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    • 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/102—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type for infrared and ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N13/30—Image reproducers
    • H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
    • H04N13/344—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] with head-mounted left-right displays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/366—Image reproducers using viewer tracking
    • H04N13/368—Image reproducers using viewer tracking for two or more viewers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
    • G02B2027/0134—Head-up displays characterised by optical features comprising binocular systems of stereoscopic type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B2027/0178—Eyeglass type
    • 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
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
    • H04N13/32—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using arrays of controllable light sources; using moving apertures or moving light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/324—Colour aspects
    • H—ELECTRICITY
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    • H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
    • H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
    • H—ELECTRICITY
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    • H04N13/349—Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking
    • H04N13/354—Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying sequentially
    • H—ELECTRICITY
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    • H04N13/356—Image reproducers having separate monoscopic and stereoscopic modes
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    • H04N13/363—Image reproducers using image projection screens
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    • H04N13/30—Image reproducers
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    • H04N13/371—Image reproducers using viewer tracking for tracking viewers with different interocular distances; for tracking rotational head movements around the vertical axis
    • H—ELECTRICITY
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    • H04N13/30—Image reproducers
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    • H04N13/376—Image reproducers using viewer tracking for tracking left-right translational head movements, i.e. lateral movements
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    • H04N13/378—Image reproducers using viewer tracking for tracking rotational head movements around an axis perpendicular to the screen
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    • H04N13/30—Image reproducers
    • H04N13/366—Image reproducers using viewer tracking
    • H04N13/38—Image reproducers using viewer tracking for tracking vertical translational head movements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N13/30—Image reproducers
    • H04N13/366—Image reproducers using viewer tracking
    • H04N13/383—Image reproducers using viewer tracking for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N2013/40—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene
    • H04N2013/403—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene the images being monoscopic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N2013/40—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene
    • H04N2013/405—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene the images being stereoscopic or three dimensional

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Optical Integrated Circuits (AREA)
JP2015512887A 2012-05-18 2013-05-17 指向性照明導波路配置 Active JP6308630B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261649141P 2012-05-18 2012-05-18
US201261648873P 2012-05-18 2012-05-18
US61/648,873 2012-05-18
US61/649,141 2012-05-18
PCT/US2013/041619 WO2013173732A1 (en) 2012-05-18 2013-05-17 Directionally illuminated waveguide arrangement

Publications (3)

Publication Number Publication Date
JP2015525497A JP2015525497A (ja) 2015-09-03
JP2015525497A5 JP2015525497A5 (enExample) 2016-06-23
JP6308630B2 true JP6308630B2 (ja) 2018-04-11

Family

ID=49584338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015512887A Active JP6308630B2 (ja) 2012-05-18 2013-05-17 指向性照明導波路配置

Country Status (6)

Country Link
US (2) US9594261B2 (enExample)
EP (3) EP3779538B1 (enExample)
JP (1) JP6308630B2 (enExample)
KR (2) KR102062019B1 (enExample)
CN (1) CN104380157B (enExample)
WO (1) WO2013173732A1 (enExample)

Families Citing this family (134)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013173695A1 (en) 2012-05-18 2013-11-21 Reald Inc. Controlling light sources of a directional backlight
US9678267B2 (en) 2012-05-18 2017-06-13 Reald Spark, Llc Wide angle imaging directional backlights
WO2013173786A1 (en) 2012-05-18 2013-11-21 Reald Inc. Directional backlight
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
WO2014130860A1 (en) 2013-02-22 2014-08-28 Reald Inc. Directional backlight
US10262462B2 (en) 2014-04-18 2019-04-16 Magic Leap, Inc. Systems and methods for augmented and virtual reality
CN106062620B (zh) 2013-10-14 2020-02-07 瑞尔D斯帕克有限责任公司 用于定向背光源的光输入
WO2015057625A1 (en) 2013-10-14 2015-04-23 Reald Inc. Control of directional display
DE102013223964B3 (de) * 2013-11-22 2015-05-13 Carl Zeiss Ag Abbildungsoptik sowie Anzeigevorrichtung mit einer solchen Abbildungsoptik
KR102268462B1 (ko) * 2013-11-27 2021-06-22 매직 립, 인코포레이티드 가상 및 증강 현실 시스템들 및 방법들
US9915823B1 (en) 2014-05-06 2018-03-13 Google Llc Lightguide optical combiner for head wearable display
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
RU2594370C2 (ru) 2014-07-11 2016-08-20 Самсунг Электроникс Ко., Лтд. Световодная структура, оптическое устройство и система формирования изображений
US10324245B2 (en) * 2014-07-29 2019-06-18 Samsung Electronics Co., Ltd. Backlight unit for holographic display
RU2572286C1 (ru) * 2014-07-29 2016-01-10 Самсунг Электроникс Ко., Лтд. Устройство задней подсветки и схема записи голограмм
JP2017003845A (ja) * 2015-06-12 2017-01-05 セイコーエプソン株式会社 導光装置及び虚像表示装置
US10108015B2 (en) * 2014-08-18 2018-10-23 Seiko Epson Corporation Light guide device and virtual image display apparatus
WO2016057690A1 (en) 2014-10-08 2016-04-14 Reald Inc. Directional backlight
KR102332159B1 (ko) * 2014-11-19 2021-11-30 엘지디스플레이 주식회사 초박막 라이트 유닛
US10316486B2 (en) * 2014-12-01 2019-06-11 Daniel A. Weinstein Containment material with structured felt surface
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
WO2016150778A1 (en) * 2015-03-26 2016-09-29 Koninklijke Philips N.V. Display device with directional control of the output, and a backlight for such a display device and a light direction method
US10459152B2 (en) 2015-04-13 2019-10-29 Reald Spark, Llc Wide angle imaging directional backlights
CN107850804B (zh) 2015-05-27 2021-06-11 瑞尔D斯帕克有限责任公司 广角成像定向背光源
JP6400216B2 (ja) * 2015-08-21 2018-10-03 三菱電機株式会社 照明装置
CA2996967C (en) * 2015-09-05 2022-05-31 Leia Inc. Multibeam diffraction grating-based display with head tracking
US10798371B2 (en) 2015-09-05 2020-10-06 Leia Inc. Multiview display with head tracking
KR102335719B1 (ko) * 2015-09-05 2021-12-06 레이아 인코포레이티드 시간-다중화된 백라이트 및 이를 사용한 멀티뷰 디스플레이
JP6779984B2 (ja) * 2015-09-05 2020-11-04 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． 集光型バックライトおよびそれを使用するニアアイディスプレイシステム
US10088620B2 (en) 2015-09-29 2018-10-02 Ricoh Company, Ltd. Light guide, virtual image optical system, and virtual image display device
CN108028917B (zh) * 2015-10-16 2021-06-29 镭亚股份有限公司 基于多光束衍射光栅的近眼显示器
WO2017074951A1 (en) 2015-10-26 2017-05-04 Reald Inc. Intelligent privacy system, apparatus, and method thereof
US10459321B2 (en) 2015-11-10 2019-10-29 Reald Inc. Distortion matching polarization conversion systems and methods thereof
EP4293417A3 (en) 2015-11-13 2024-01-24 RealD Spark, LLC Surface features for imaging directional backlights
EP3374692B1 (en) 2015-11-13 2021-02-24 RealD Spark, LLC Wide angle imaging directional backlights
ES2912310T3 (es) 2016-01-05 2022-05-25 Reald Spark Llc Corrección de la mirada en imágenes multivista
JP6701559B2 (ja) * 2016-02-17 2020-05-27 株式会社リコー ライトガイド及び虚像表示装置
KR102330204B1 (ko) 2016-01-07 2021-11-23 삼성전자주식회사 방향성 광선들의 생성 방법 및 이를 수행하는 장치들
FR3046850B1 (fr) * 2016-01-15 2018-01-26 Universite De Strasbourg Guide optique ameliore et systeme optique comportant un tel guide optique
KR102353695B1 (ko) * 2016-01-30 2022-01-20 레이아 인코포레이티드 프라이버시 디스플레이 및 듀얼-모드 프라이버시 디스플레이 시스템
US9964768B2 (en) * 2016-03-04 2018-05-08 Sharp Kabushiki Kaisha Head mounted display using spatial light modulator to generate a holographic image
CN107329256B (zh) * 2016-04-28 2022-04-05 江苏慧光电子科技有限公司 显示装置及其控制方法
EP3458897B1 (en) 2016-05-19 2025-04-02 RealD Spark, LLC Wide angle imaging directional backlights
US10425635B2 (en) 2016-05-23 2019-09-24 Reald Spark, Llc Wide angle imaging directional backlights
JP6631839B2 (ja) * 2016-05-23 2020-01-15 株式会社リコー 照明装置および画像表示装置
CN105892074B (zh) * 2016-06-07 2018-07-17 武汉华星光电技术有限公司 裸眼立体显示设备
CN113504657B (zh) * 2016-07-15 2025-04-18 光场实验室公司 光场和全息波导阵列中的能量的选择性传播
WO2018025927A1 (ja) * 2016-08-03 2018-02-08 古河電気工業株式会社 照明装置、照明装置の取り付け構造、照明装置からの光取り出し方法及び照明装置の光接続方法
US10757400B2 (en) * 2016-11-10 2020-08-25 Manor Financial, Inc. Near eye wavefront emulating display
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
IL311948A (en) * 2017-03-21 2024-06-01 Magic Leap Inc Methods, devices and systems for illuminating spatial light modulators
WO2018187154A1 (en) 2017-04-03 2018-10-11 Reald Spark, Llc Segmented imaging directional backlights
WO2018208618A1 (en) 2017-05-08 2018-11-15 Reald Spark, Llc Optical stack for imaging directional backlights
CN116841075A (zh) 2017-05-08 2023-10-03 瑞尔D斯帕克有限责任公司 用于定向显示器的光学叠堆
US10126575B1 (en) 2017-05-08 2018-11-13 Reald Spark, Llc Optical stack for privacy display
US11163163B2 (en) 2017-07-03 2021-11-02 Holovisions Augmented reality (AR) eyewear with at least one quasi Fresnel reflector (QFR)
US12205231B2 (en) 2017-07-03 2025-01-21 Holovisions Holovisions™—adjustable and/or modular augmented reality (AR) eyewear with a movable transflective mirror and different viewing modes
US11307420B2 (en) 2017-07-03 2022-04-19 Holovisions LLC Augmented reality eyewear with “ghost buster” technology
US12013538B2 (en) 2017-07-03 2024-06-18 Holovisions LLC Augmented reality (AR) eyewear with a section of a fresnel reflector comprising individually-adjustable transmissive-reflective optical elements
US12436394B2 (en) 2017-07-03 2025-10-07 Holovisions Augmented reality (or mixed reality) eyewear with see-through optical elements having individually-adjustable opacity/reflectivity levels
US11754843B2 (en) 2017-07-03 2023-09-12 Holovisions LLC Augmented reality eyewear with “ghost buster” technology
EP3665553B1 (en) 2017-08-08 2023-12-13 RealD Spark, LLC Adjusting a digital representation of a head region
US11378657B2 (en) * 2017-08-08 2022-07-05 Datalogic IP Tech, S.r.l. Time of flight sensor with light baffle system and method
TWI878209B (zh) 2017-09-15 2025-04-01 美商瑞爾Ｄ斯帕克有限責任公司 顯示裝置及應用於顯示裝置的視角控制光學元件
US11109014B2 (en) 2017-11-06 2021-08-31 Reald Spark, Llc Privacy display apparatus
FI128594B (en) * 2017-12-22 2020-08-31 Dispelix Oy Stair waveguide elements, personal display device and method for producing an image
FI128028B (en) 2017-12-22 2019-08-15 Dispelix Oy Monikerrosaaltojohdenäyttöelementti
WO2019140348A2 (en) * 2018-01-14 2019-07-18 Light Field Lab, Inc. Light field vision-correction device
CN111919162B (zh) 2018-01-25 2024-05-24 瑞尔D斯帕克有限责任公司 用于隐私显示器的触摸屏
WO2019147762A1 (en) 2018-01-25 2019-08-01 Reald Spark, Llc Reflective optical stack for privacy display
WO2019183525A1 (en) 2018-03-22 2019-09-26 Reald Spark, Llc Optical waveguide for directional backlight
FI128552B (en) * 2018-03-28 2020-07-31 Dispelix Oy Waveguide display element with reflector surface
CN112119334A (zh) 2018-04-02 2020-12-22 奇跃公司 具有集成光学元件的波导及其制造方法
US10775633B1 (en) * 2018-04-10 2020-09-15 Facebook Technologies, Llc Exit pupil steering for near-eye displays
CN112166366B (zh) * 2018-06-04 2022-12-06 三菱电机株式会社 光照射装置
CN112639591B (zh) 2018-06-29 2025-06-06 瑞尔D斯帕克有限责任公司 隐私显示的稳定化
US10711978B2 (en) 2018-07-09 2020-07-14 Abl Ip Holding Llc Luminaire using holographic optical element and luminescent material
US10520165B1 (en) * 2018-07-09 2019-12-31 Abl Ip Holding Llc Laser illumination lighting device with solid medium freeform prism or waveguide
CN112602011A (zh) 2018-07-18 2021-04-02 瑞尔D斯帕克有限责任公司 用于可切换定向显示器的光学堆叠
KR20210037005A (ko) 2018-08-26 2021-04-05 레이아 인코포레이티드 사용자 추적 기능이 있는 멀티뷰 디스플레이, 시스템 및 방법
US11875714B2 (en) * 2018-09-14 2024-01-16 Apple Inc. Scanning display systems
US11106103B2 (en) 2018-10-03 2021-08-31 Reald Spark, Llc Privacy display apparatus controlled in response to environment of apparatus
WO2020097156A1 (en) 2018-11-07 2020-05-14 Reald Spark, Llc Directional display apparatus
KR102172612B1 (ko) * 2018-11-22 2020-11-02 한국전자기술연구원 도파관 기반 영상 제공 장치의 상하 화각 확대 가능한 아이박스 형성 방법
FR3090523B1 (fr) * 2018-12-19 2021-01-01 Valeo Comfort & Driving Assistance Dispositif d'éclairage pour plafonnier de véhicule
US10670224B1 (en) 2018-12-20 2020-06-02 Abl Ip Holding Llc Tunable holographic laser lighting for versatile luminaire
CN109633977B (zh) * 2019-01-02 2022-07-29 京东方科技集团股份有限公司 背光模组及显示装置
US11287677B2 (en) 2019-01-07 2022-03-29 Reald Spark, Llc Optical stack for privacy display
WO2020154070A1 (en) * 2019-01-23 2020-07-30 Microsoft Technology Licensing, Llc Illumination for zoned time-of-flight imaging
WO2020167680A1 (en) 2019-02-12 2020-08-20 Reald Spark, Llc Diffuser for privacy display
KR102204074B1 (ko) * 2019-04-16 2021-01-18 광운대학교 산학협력단 3차원공간영상 디스플레이 시스템
EP3987340B1 (en) 2019-06-23 2024-03-13 Lumus Ltd. Display with foveated optical correction
TW202102883A (zh) 2019-07-02 2021-01-16 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
WO2021022106A1 (en) * 2019-07-31 2021-02-04 Arizona Board Of Regents On Behalf Of The University Of Arizona Waveguide for angular space light modulator display
CN114341681A (zh) 2019-08-02 2022-04-12 瑞尔D斯帕克有限责任公司 用于防窥显示器的光学堆叠
US10991343B2 (en) 2019-08-05 2021-04-27 Facebook Technologies, Llc Automatic image alignment with head mounted display optics
US11333888B2 (en) * 2019-08-05 2022-05-17 Facebook Technologies, Llc Automatic position determination of head mounted display optics
JP6963738B2 (ja) * 2019-08-09 2021-11-10 株式会社リコー 導光部材、ライトガイド及び虚像表示装置
EP4038605B1 (en) 2019-10-02 2024-09-25 RealD Spark, LLC Privacy display apparatus
JP7276062B2 (ja) * 2019-10-09 2023-05-18 株式会社デンソー 虚像表示装置及び表示制御装置
TWI858170B (zh) * 2019-10-23 2024-10-11 以色列商魯姆斯有限公司 採用散光光學器件和像差補償的顯示器
JP7643782B2 (ja) 2019-11-13 2025-03-11 リアルディー スパーク エルエルシー 軸外ディスプレイデバイス
EP4073560A4 (en) 2019-12-10 2024-02-21 RealD Spark, LLC REFLECTION CONTROL OF A DISPLAY DEVICE
US11191146B2 (en) 2019-12-18 2021-11-30 Reald Spark, Llc Control of ambient light for a privacy display
US12298505B2 (en) * 2020-02-06 2025-05-13 Apple Inc. Optical systems having angle-selective transmission filters
CN111308715B (zh) * 2020-03-31 2022-05-10 优奈柯恩(北京)科技有限公司 显示设备
US11353752B2 (en) 2020-04-30 2022-06-07 Reald Spark, Llc Directional display apparatus
US11237417B2 (en) 2020-04-30 2022-02-01 Reald Spark, Llc Directional display apparatus
CN115867854A (zh) 2020-04-30 2023-03-28 瑞尔D斯帕克有限责任公司 定向显示设备
JP7648989B2 (ja) * 2020-06-04 2025-03-19 日本電気硝子株式会社 ガラス板
WO2022020262A1 (en) * 2020-07-24 2022-01-27 Perdix Systems Llc Optical system having light sources with a power-saving mode
US11624944B2 (en) 2020-07-29 2023-04-11 Reald Spark, Llc Backlight for switchable directional display
TWI898003B (zh) 2020-07-29 2025-09-21 美商瑞爾Ｄ斯帕克有限責任公司 光瞳照明裝置
WO2022060673A1 (en) 2020-09-16 2022-03-24 Reald Spark, Llc Vehicle external illumination device
JP2022073094A (ja) * 2020-10-30 2022-05-17 セイコーエプソン株式会社 光学モジュール及び虚像表示装置
CN116235026B (zh) * 2020-11-18 2024-09-20 鲁姆斯有限公司 基于光学的系统
US20240027913A1 (en) * 2020-12-08 2024-01-25 Asml Netherlands B.V. Metrology system and coherence adjusters
US11686938B2 (en) 2020-12-16 2023-06-27 Samsung Electronics Co., Ltd. Augmented reality device for providing 3D augmented reality and operating method of the same
WO2023281804A1 (ja) 2021-07-07 2023-01-12 日亜化学工業株式会社 照明装置および３次元映像表示装置
US11567255B1 (en) 2021-07-15 2023-01-31 Meta Platforms Technologies LLC Waveguide illuminator having slab waveguide portion
WO2023287915A1 (en) * 2021-07-15 2023-01-19 Meta Platforms Technologies, Llc Waveguide illuminator having waveguide array
CN113805382A (zh) * 2021-08-11 2021-12-17 惠州Tcl云创科技有限公司 一种平面光波导方式的定向放光反射屏
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
JP7743764B2 (ja) * 2021-10-29 2025-09-25 富士フイルムビジネスイノベーション株式会社 読取装置及び画像形成装置
US11741861B1 (en) 2022-02-08 2023-08-29 Lumus Ltd. Optical system including selectively activatable facets
WO2023154217A1 (en) 2022-02-09 2023-08-17 Reald Spark, Llc Observer-tracked privacy display
US11892718B2 (en) 2022-04-07 2024-02-06 Reald Spark, Llc Directional display apparatus
WO2024030274A1 (en) * 2022-08-02 2024-02-08 Reald Spark, Llc Pupil tracking near-eye display
US12282168B2 (en) 2022-08-11 2025-04-22 Reald Spark, Llc Anamorphic directional illumination device with selective light-guiding
CN115291412B (zh) * 2022-09-30 2023-01-24 南方科技大学 基于ar几何光波导的三维显示装置和三维显示方法
US20240369869A1 (en) 2023-04-25 2024-11-07 Reald Spark, Llc Switchable privacy display
CN116500804B (zh) * 2023-06-29 2023-09-15 成都工业学院 一种时分复用的逆反射立体显示装置
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays
GB2637327A (en) * 2024-01-18 2025-07-23 Allfocal Optics Ltd Display system with steerable eye box

Family Cites Families (136)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2133121A (en) 1936-04-02 1938-10-11 Richard I Stearns Stereoscopic screen and method stereoscopic vision
US2247969A (en) * 1937-12-31 1941-07-01 Adlake Co Edge glow lighting system
US2480178A (en) * 1946-05-08 1949-08-30 Ivan H Zinberg Light conductor
US2810905A (en) * 1949-08-23 1957-10-22 Sperry Rand Corp High frequency directive beam apparatus
US6002829A (en) 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
US5347644A (en) 1992-06-11 1994-09-13 Sedlmayr Steven R Three-dimensional image display device and systems and methods for implementation thereof
US5903388A (en) 1992-06-11 1999-05-11 Sedlmayr Steven R High efficiency electromagnetic beam projector and systems and method for implementation thereof
US5896225A (en) 1993-05-24 1999-04-20 Deutsche Thomson Brandt Gmbh Device for stereoscopic image observation within an increased observation area
DE69432283T2 (de) * 1993-12-01 2004-01-22 Sharp K.K. Display für dreidimensionale Bilder
GB2294350A (en) * 1994-10-21 1996-04-24 Sharp Kk Light source and display
US5575549A (en) 1994-08-12 1996-11-19 Enplas Corporation Surface light source device
US6184969B1 (en) 1994-10-25 2001-02-06 James L. Fergason Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement
GB2296617A (en) 1994-12-29 1996-07-03 Sharp Kk Observer tracking autosteroscopic display
JPH08254617A (ja) 1995-01-30 1996-10-01 Hoshi Seisakusho:Kk 面発光装置
JP3516774B2 (ja) 1995-06-14 2004-04-05 三菱電機株式会社 立体映像表示装置
JP3286138B2 (ja) 1995-08-03 2002-05-27 日東電工株式会社 導光板、面光源装置、偏光光源装置及び液晶表示装置
DE69735736T2 (de) 1996-01-31 2006-11-02 Canon K.K. Stereoskopische Bilddarstellungsvorrichtung mit verbreitertem Beobachtungsfeld
JP2865618B2 (ja) 1996-05-31 1999-03-08 嶋田プレシジョン株式会社 導光板および導光板アセンブリ
US5771066A (en) 1997-01-03 1998-06-23 Barnea; Daniel I. Three dimensional display device
JP3441911B2 (ja) 1997-02-20 2003-09-02 キヤノン株式会社 情報処理装置及び方法
GB2324428A (en) 1997-04-17 1998-10-21 Sharp Kk Image tracking; observer tracking stereoscopic display
JP3642381B2 (ja) 1998-02-26 2005-04-27 日東電工株式会社 導光板、面光源装置及び反射型液晶表示装置
JPH11259007A (ja) 1998-03-10 1999-09-24 Sony Corp 反射型表示装置
US20040108971A1 (en) 1998-04-09 2004-06-10 Digilens, Inc. Method of and apparatus for viewing an image
US6144118A (en) 1998-09-18 2000-11-07 General Scanning, Inc. High-speed precision positioning apparatus
KR100293817B1 (ko) * 1998-10-07 2001-07-12 박종섭 백 라이트 유니트
JP2000200049A (ja) 1998-11-02 2000-07-18 Sony Corp 反射型表示装置
US6464365B1 (en) 1999-07-23 2002-10-15 Bae Systems Information And Electronic Systems Integration Inc. Light collimator for liquid crystal displays
US6305813B1 (en) * 1999-08-11 2001-10-23 North American Lighting, Inc. Display device using a light guide for exterior automotive lighting
US6347874B1 (en) 2000-02-16 2002-02-19 3M Innovative Properties Company Wedge light extractor with risers
JP3968742B2 (ja) 2000-03-30 2007-08-29 株式会社エンプラス 導光板、面光源装置及び表示装置
JP3554257B2 (ja) 2000-07-31 2004-08-18 キヤノン株式会社 表示制御装置及び方法
GB0024112D0 (en) 2000-10-03 2000-11-15 Cambridge 3D Display Ltd Flat panel display
US6422713B1 (en) * 2000-10-17 2002-07-23 Ford Global Technologies, Inc. Thin-sheet collimation optics for diode laser illumination systems for use in night vision and exterior lighting applications
GB0028800D0 (en) 2000-11-25 2001-01-10 Cambridge 3D Display Ltd Achromatic flat panel display
GB0029340D0 (en) 2000-11-30 2001-01-17 Cambridge 3D Display Ltd Flat panel camera
US7136031B2 (en) 2000-12-18 2006-11-14 Byoungho Lee Reflecting three-dimensional display system
GB0108838D0 (en) 2001-04-07 2001-05-30 Cambridge 3D Display Ltd Far field display
GB0118866D0 (en) 2001-08-02 2001-09-26 Cambridge 3D Display Ltd Shaped taper flat panel display
GB0119176D0 (en) 2001-08-06 2001-09-26 Ocuity Ltd Optical switching apparatus
WO2003027754A1 (en) 2001-09-25 2003-04-03 Cambridge Flat Projection Displays Flat-panel projection display
KR100403599B1 (ko) 2001-11-06 2003-10-30 삼성전자주식회사 조명계 및 이를 채용한 프로젝션 시스템
JP4174216B2 (ja) 2002-01-18 2008-10-29 フジノン株式会社 バリア層を有する光学素子、光学系および投映プロジェクタ装置
JP3980890B2 (ja) * 2002-01-23 2007-09-26 シャープ株式会社 導光板並びにそれを備えた光源装置及び表示装置
JP3867597B2 (ja) 2002-03-19 2007-01-10 セイコーエプソン株式会社 電気光学装置並びに電子機器及び投射型表示装置
ATE527562T1 (de) 2002-03-28 2011-10-15 Koninkl Philips Electronics Nv Kompaktes beleuchtungssystem und anzeigevorrichtung
JP3930021B2 (ja) 2002-09-19 2007-06-13 三菱電機株式会社 表示装置および表示装置を備えた電子機器
KR100499133B1 (ko) 2002-11-04 2005-07-04 삼성전자주식회사 백라이트 유닛
JP4705014B2 (ja) 2003-02-21 2011-06-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 自動立体ディスプレイ
JP3961973B2 (ja) 2003-03-14 2007-08-22 富士通株式会社 Ｏｔｄｒによる測定方法及び端局装置
EP1614299A1 (en) 2003-04-16 2006-01-11 Upstream Engineering Oy 2d/3d data projector
JP2004319364A (ja) 2003-04-18 2004-11-11 Alps Electric Co Ltd 照明装置および液晶表示装置
US7245430B2 (en) 2003-04-21 2007-07-17 Ricoh Company, Ltd. Method and apparatus for displaying three-dimensional stereo image using light deflector
GB0313044D0 (en) * 2003-06-06 2003-07-09 Cambridge Flat Projection Flat panel scanning illuminator
JP3569522B2 (ja) * 2003-10-02 2004-09-22 公佑 橋本 表示装置
JP2005135844A (ja) 2003-10-31 2005-05-26 Sony Corp 光学素子及びバックライト装置
JP2005183030A (ja) 2003-12-16 2005-07-07 Seiko Epson Corp 導光板及び照明装置
US7052168B2 (en) 2003-12-17 2006-05-30 3M Innovative Properties Company Illumination device
DE10359403B4 (de) 2003-12-18 2005-12-15 Seereal Technologies Gmbh Autostereoskopisches Multi-User-Display
US8179361B2 (en) 2004-01-15 2012-05-15 Hitachi Chemical Co., Ltd. Reflector and backlight device
GB2410116A (en) 2004-01-17 2005-07-20 Sharp Kk Illumination system and display device
JP4394977B2 (ja) 2004-03-09 2010-01-06 五洋紙工株式会社 面光源装置
TWI254166B (en) 2004-05-25 2006-05-01 Au Optronics Corp 3D display system and method
JP2006004877A (ja) 2004-06-21 2006-01-05 Nippon Leiz Co Ltd 導光板および平面照明装置
JP2006031941A (ja) 2004-07-12 2006-02-02 Sharp Corp 面状光源ユニット
US20060021642A1 (en) 2004-07-30 2006-02-02 Sliwa John W Jr Apparatus and method for delivering acoustic energy through a liquid stream to a target object for disruptive surface cleaning or treating effects
DE102004059729B3 (de) 2004-12-11 2006-04-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur autostereoskopischen Erzeugung von dreidimensionalen Bildinformationen aus gerasterten Subpixelauszügen und Anordnung zur Verfahrensdurchführung
US20060139447A1 (en) 2004-12-23 2006-06-29 Unkrich Mark A Eye detection system and method for control of a three-dimensional display
GB0502453D0 (en) 2005-02-05 2005-03-16 Cambridge Flat Projection Flat panel lens
JP4600317B2 (ja) * 2005-03-31 2010-12-15 カシオ計算機株式会社 指向性を持った少なくとも２つの照明光を出射する照明装置及びそれを用いた表示装置
US20070115551A1 (en) 2005-04-01 2007-05-24 Alexis Spilman Space-variant waveplate for polarization conversion, methods and applications
US7430358B2 (en) 2005-04-20 2008-09-30 Wavefront Technology, Inc. Elliptical diffusers used in displays
JP5180064B2 (ja) 2005-05-06 2013-04-10 シーリアル、テクノロジーズ、ゲーエムベーハー ３次元シーンのホログラフィック再構成用装置
TW200641416A (en) 2005-05-31 2006-12-01 Bright View Electronics Co Ltd A lighting device providing longitudinal illumination
JP4741887B2 (ja) 2005-06-24 2011-08-10 Ｎｅｃ液晶テクノロジー株式会社 光源装置、表示装置及び端末装置
KR101128519B1 (ko) 2005-08-04 2012-03-27 삼성전자주식회사 고해상도 오토스테레오스코픽 디스플레이
JP3872810B1 (ja) 2005-08-12 2007-01-24 シャープ株式会社 光源制御装置、照明装置及び液晶表示装置
JP2009507256A (ja) 2005-09-02 2009-02-19 カラーリンク・インコーポレイテッド 偏光ビームスプリッタ及びコンバイナ
US7528906B2 (en) 2006-01-23 2009-05-05 Real D Achromatic polarization switches
US20070223252A1 (en) 2006-03-24 2007-09-27 Junwon Lee Illumination apparatus and film
JP4385031B2 (ja) 2006-03-31 2009-12-16 日本ライツ株式会社 導光板および平面照明装置
US8040458B2 (en) 2006-09-26 2011-10-18 Panasonic Corporation Planar illumination device and liquid crystal display device using the same
GB0619366D0 (en) 2006-10-02 2006-11-08 Cambridge Flat Projection Distortionless wedge projection
WO2008045681A1 (en) 2006-10-06 2008-04-17 3M Innovative Properties Company Backlight modules for autostereoscopic 3d display devices and scanning backlights for lcd devices
GB0620014D0 (en) 2006-10-10 2006-11-22 Cambridge Flat Projection Prismatic film backlight
CN101617252B (zh) 2006-12-29 2012-06-20 莫迪尼斯有限公司 用于照明应用的内耦合结构
JP4974703B2 (ja) 2007-02-21 2012-07-11 富士フイルム株式会社 面状照明装置
GB0704803D0 (en) 2007-03-13 2007-04-18 Cambridge Flat Projection Structured colour illumination of lcd's
RU2377623C2 (ru) 2007-04-20 2009-12-27 Василий Александрович ЕЖОВ Способ наблюдения стереоизображений с полным разрешением для каждого ракурса и устройство для его реализации
US7528893B2 (en) 2007-05-18 2009-05-05 3M Innovative Properties Company Backlight for liquid crystal display
US7618178B2 (en) 2007-06-11 2009-11-17 SKC Haas Display Films Co., Lt.d Backlight containing formed birefringence reflective polarizer
KR20090009436A (ko) 2007-07-20 2009-01-23 엘지이노텍 주식회사 엘이디 백라이트
KR100932304B1 (ko) 2007-10-30 2009-12-16 제일모직주식회사 배면에 비대칭 프리즘을 구비하는 백라이트 유닛용 도광판및 이를 이용한 액정표시장치
EP2232470A4 (en) 2007-12-20 2012-04-11 Real Inc INTRA PIXEL LIGHTING SYSTEM AND METHOD
US7750982B2 (en) 2008-03-19 2010-07-06 3M Innovative Properties Company Autostereoscopic display with fresnel lens element and double sided prism film adjacent a backlight having a light transmission surface with left and right eye light sources at opposing ends modulated at a rate of at least 90 hz
US8068187B2 (en) 2008-06-18 2011-11-29 3M Innovative Properties Company Stereoscopic 3D liquid crystal display apparatus having a double sided prism film comprising cylindrical lenses and non-contiguous prisms
US8223296B2 (en) 2008-08-25 2012-07-17 Lg Display Co. Ltd. Backlight unit and liquid crystal display device having the same
US7660047B1 (en) 2008-09-03 2010-02-09 Microsoft Corporation Flat panel lens
CN201278049Y (zh) * 2008-10-28 2009-07-22 东南大学 一种透射式视网膜成像装置
TWI396873B (zh) 2008-12-31 2013-05-21 Nat Univ Tsing Hua 一種微結構偏極化之導光裝置
US8152349B2 (en) 2009-01-15 2012-04-10 Microsoft Corporation End reflector for a flat panel lens
US8026997B2 (en) 2009-01-28 2011-09-27 Sharp Laboratories Of America, Inc. Area active backlight with steerable light source
US20100214135A1 (en) 2009-02-26 2010-08-26 Microsoft Corporation Dynamic rear-projected user interface
JP5143770B2 (ja) 2009-03-02 2013-02-13 株式会社ジャパンディスプレイイースト 液晶表示装置
GB2468519B (en) 2009-03-12 2014-01-15 Steritrox Ltd Improvements in and relating to sterilisation and/or decontamination
US20100231498A1 (en) 2009-03-13 2010-09-16 Microsoft Corporation Image display via multiple light guide sections
US9256007B2 (en) 2009-04-21 2016-02-09 Svv Technology Innovations, Inc. Light collection and illumination systems employing planar waveguide
US8639072B2 (en) 2011-10-19 2014-01-28 Milan Momcilo Popovich Compact wearable display
WO2010127285A2 (en) 2009-04-30 2010-11-04 Tetracam, Inc. Method and apparatus for providing a 3d image via media device
US8216405B2 (en) 2009-05-28 2012-07-10 Microsoft Corporation Making an optic with a cladding
KR20110006773A (ko) 2009-07-15 2011-01-21 삼성전자주식회사 디스플레이장치 및 텔레비전
EP2282231A3 (en) 2009-08-07 2011-05-04 JDS Uniphase Corporation Multi-segment optical retarder for creating 3d images
US8354806B2 (en) 2009-08-21 2013-01-15 Microsoft Corporation Scanning collimation of light via flat panel lamp
US20110242298A1 (en) * 2009-08-21 2011-10-06 Microsoft Corporation Private video presentation
US20110044056A1 (en) 2009-08-21 2011-02-24 Microsoft Corporation Light collector for an illumination optic
US20110044582A1 (en) 2009-08-21 2011-02-24 Microsoft Corporation Efficient collimation of light with optical wedge
JP5333050B2 (ja) 2009-08-25 2013-11-06 ソニー株式会社 立体映像表示装置および立体映像表示装置の製造方法
KR101676872B1 (ko) 2009-12-14 2016-11-16 엘지전자 주식회사 광학 어셈블리, 이를 구비한 백라이트 유닛 및 디스플레이 장치
KR101684478B1 (ko) 2010-01-20 2016-12-09 삼성디스플레이 주식회사 복수의 도광판을 갖는 백라이트 어셈블리
US20110188120A1 (en) 2010-01-29 2011-08-04 Beam Engineering For Advanced Measurement Co. Broadband optics for manipulating light beams and images
US20110216266A1 (en) 2010-03-02 2011-09-08 Microsoft Corporation Wedge backlight with diffraction grating
EP2558775B1 (en) 2010-04-16 2019-11-13 FLEx Lighting II, LLC Illumination device comprising a film-based lightguide
US8564740B2 (en) 2010-05-24 2013-10-22 3M Innovative Properties Company Directional backlight with reduced crosstalk
US8477261B2 (en) 2010-05-26 2013-07-02 Microsoft Corporation Shadow elimination in the backlight for a 3-D display
US10089937B2 (en) 2010-06-21 2018-10-02 Microsoft Technology Licensing, Llc Spatial and temporal multiplexing display
US20120013720A1 (en) 2010-07-14 2012-01-19 Shinichi Kadowaki Display device
US8534901B2 (en) 2010-09-13 2013-09-17 Teledyne Reynolds, Inc. Collimating waveguide apparatus and method
US8651725B2 (en) 2010-09-30 2014-02-18 Global Lighting Technology Inc. Backlight module
KR20120045098A (ko) 2010-10-29 2012-05-09 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정 표시 장치
WO2012060266A1 (ja) * 2010-11-02 2012-05-10 シャープ株式会社 調光素子、表示装置および照明装置
KR101670927B1 (ko) * 2010-11-05 2016-11-01 삼성전자주식회사 디스플레이 장치 및 방법
US8651726B2 (en) 2010-11-19 2014-02-18 Reald Inc. Efficient polarized directional backlight
KR101911835B1 (ko) 2010-11-19 2019-01-04 리얼디 스파크, 엘엘씨 방향성 평판 조명기
US20130135588A1 (en) 2011-11-29 2013-05-30 Milan Momcilo Popovich 3D display apparatus
US20140376207A1 (en) * 2012-01-11 2014-12-25 Seereal Technologies S.A. Optical apparatus for illuminating a pixel matrix and/or a controllable spatial light modulator for a display
JP5620420B2 (ja) * 2012-02-23 2014-11-05 パナソニック株式会社 画像表示装置

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US10048500B2 (en) 2018-08-14
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