DE69825572D1 - Autostereoskopisches projektionssystem - Google Patents

Autostereoskopisches projektionssystem

Info

Publication number
DE69825572D1
DE69825572D1 DE69825572T DE69825572T DE69825572D1 DE 69825572 D1 DE69825572 D1 DE 69825572D1 DE 69825572 T DE69825572 T DE 69825572T DE 69825572 T DE69825572 T DE 69825572T DE 69825572 D1 DE69825572 D1 DE 69825572D1
Authority
DE
Germany
Prior art keywords
crt display
projection system
projector
shutter
autostereoscopic projection
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 - Lifetime
Application number
DE69825572T
Other languages
English (en)
Other versions
DE69825572T2 (de
Inventor
Graham Martin
L Mclaughlin
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems Inc
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
Priority claimed from US09/003,614 external-priority patent/US5993003A/en
Application filed by Litton Systems Inc filed Critical Litton Systems Inc
Application granted granted Critical
Publication of DE69825572D1 publication Critical patent/DE69825572D1/de
Publication of DE69825572T2 publication Critical patent/DE69825572T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • 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
    • G02B30/27—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 lenticular arrays
    • 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
    • G02B30/30—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 parallax barriers
    • G02B30/31—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 parallax barriers involving active parallax barriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • H04N13/243—Image signal generators using stereoscopic image cameras using three or more 2D image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/296—Synchronisation thereof; Control thereof
    • 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
    • H04N13/305—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using lenticular lenses, e.g. arrangements of cylindrical lenses
    • 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
    • H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
    • 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
    • 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
    • H04N13/349—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
    • 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
    • H04N13/363—Image reproducers using image projection screens
    • 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
    • H04N13/398—Synchronisation thereof; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7475—Constructional details of television projection apparatus
    • H04N5/7491—Constructional details of television projection apparatus of head mounted projectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/111—Transformation of image signals corresponding to virtual viewpoints, e.g. spatial image interpolation
    • H04N13/117—Transformation of image signals corresponding to virtual viewpoints, e.g. spatial image interpolation the virtual viewpoint locations being selected by the viewers or determined by viewer tracking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/122—Improving the 3D impression of stereoscopic images by modifying image signal contents, e.g. by filtering or adding monoscopic depth cues
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/189—Recording image signals; Reproducing recorded image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/194—Transmission of image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • H04N13/239—Image signal generators using stereoscopic image cameras using two 2D image sensors having a relative position equal to or related to the interocular distance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/286—Image signal generators having separate monoscopic and stereoscopic modes
    • 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
    • H04N13/327—Calibration thereof
    • 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
    • H04N13/332—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
    • H04N13/376—Image reproducers using viewer tracking for tracking left-right translational head movements, i.e. lateral movements
    • 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
    • H04N13/38—Image reproducers using viewer tracking for tracking vertical translational head movements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N2013/0074—Stereoscopic image analysis
    • H04N2013/0081—Depth or disparity estimation from stereoscopic image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Eye Examination Apparatus (AREA)
DE69825572T 1997-03-27 1998-03-27 Autostereoskopisches projektionssystem Expired - Lifetime DE69825572T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US3614 1995-09-12
US4242497P 1997-03-27 1997-03-27
US42424P 1997-03-27
US5060397P 1997-06-24 1997-06-24
US50603P 1997-06-24
US09/003,614 US5993003A (en) 1997-03-27 1998-01-07 Autostereo projection system
PCT/US1998/006304 WO1998043441A1 (en) 1997-03-27 1998-03-27 Autostereoscopic projection system

Publications (2)

Publication Number Publication Date
DE69825572D1 true DE69825572D1 (de) 2004-09-16
DE69825572T2 DE69825572T2 (de) 2005-08-04

Family

ID=27357445

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69825572T Expired - Lifetime DE69825572T2 (de) 1997-03-27 1998-03-27 Autostereoskopisches projektionssystem

Country Status (9)

Country Link
US (2) US6224214B1 (de)
EP (1) EP0970589B1 (de)
JP (1) JP2001519126A (de)
KR (1) KR100520699B1 (de)
AT (1) ATE273598T1 (de)
AU (1) AU739910B2 (de)
CA (1) CA2284915C (de)
DE (1) DE69825572T2 (de)
WO (1) WO1998043441A1 (de)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU739910B2 (en) * 1997-03-27 2001-10-25 Litton Systems, Incorporated Autostereoscopic projection system
AUPP048097A0 (en) * 1997-11-21 1997-12-18 Xenotech Research Pty Ltd Eye tracking apparatus
US6816158B1 (en) * 1998-10-30 2004-11-09 Lemelson Jerome H Three-dimensional display system
GB9916715D0 (en) * 1999-07-19 1999-09-15 Secr Defence Compound lens arrangement for use in lens arrays
EP1083755A3 (de) * 1999-09-07 2003-11-12 Canon Kabushiki Kaisha Bildeingabegerät und Bildanzeigevorrichtung
US6980690B1 (en) * 2000-01-20 2005-12-27 Canon Kabushiki Kaisha Image processing apparatus
JP3942789B2 (ja) * 2000-02-22 2007-07-11 独立行政法人科学技術振興機構 背景付き立体像再生装置
WO2002003124A1 (fr) * 2000-06-30 2002-01-10 Japan Science And Technology Corporation Dispositif d'affichage du type a partage multiple
KR20020014066A (ko) * 2000-08-16 2002-02-25 김용민 동적 입체 투영상 시스템
KR20020016063A (ko) * 2000-08-24 2002-03-04 김용민 3차원 입체영상 게임 디스플레이 시스템
US7099080B2 (en) * 2000-08-30 2006-08-29 Stereo Graphics Corporation Autostereoscopic lenticular screen
US6803912B1 (en) * 2001-08-02 2004-10-12 Mark Resources, Llc Real time three-dimensional multiple display imaging system
EP1537444A2 (de) 2002-07-12 2005-06-08 X3D Technologies GmbH Autostereoskopische projektionsanordnung
US7283308B2 (en) * 2004-03-05 2007-10-16 Actuality Systems, Inc. Optical systems for generating three-dimensional images
US7573491B2 (en) * 2004-04-02 2009-08-11 David Hartkop Method for formatting images for angle-specific viewing in a scanning aperture display device
US20050219693A1 (en) * 2004-04-02 2005-10-06 David Hartkop Scanning aperture three dimensional display device
US20050280894A1 (en) * 2004-04-02 2005-12-22 David Hartkop Apparatus for creating a scanning-column backlight in a scanning aperture display device
US7525541B2 (en) * 2004-04-05 2009-04-28 Actuality Systems, Inc. Data processing for three-dimensional displays
GB0410551D0 (en) * 2004-05-12 2004-06-16 Ller Christian M 3d autostereoscopic display
US9030532B2 (en) * 2004-08-19 2015-05-12 Microsoft Technology Licensing, Llc Stereoscopic image display
US20060152580A1 (en) * 2005-01-07 2006-07-13 Synthosys, Llc Auto-stereoscopic volumetric imaging system and method
US20060176557A1 (en) * 2005-02-09 2006-08-10 Adrian Travis 2D/3D compatible display system
CA2605670C (en) 2005-04-26 2014-08-05 Imax Corporation Electronic projection systems and methods
US7425070B2 (en) * 2005-05-13 2008-09-16 Microsoft Corporation Three-dimensional (3D) image projection
EP1889123B1 (de) * 2005-06-07 2012-02-22 RealD Inc. Steuerung des winkelumfangs autostereoskopischer sichtbereiche
CN101347002B (zh) 2005-12-23 2011-10-05 皇家飞利浦电子股份有限公司 背投装置和背投方法
DE102006010970A1 (de) * 2006-03-07 2007-09-20 Newsight Gmbh Verfahren und Anordnung zur räumlichen Darstellung
US20070229778A1 (en) * 2006-03-28 2007-10-04 Soohyun Cha Time-multiplexed 3D display system with seamless multiple projection
US20070236801A1 (en) * 2006-03-28 2007-10-11 Deep Light, Llc Time-multiplexed 3D display system with beam splitter
JP5406014B2 (ja) 2006-04-19 2014-02-05 セトレッド エーエス 高速ディスプレイ用シャッター
JP2008107583A (ja) * 2006-10-26 2008-05-08 Sony Corp ３次元画像表示装置及びその表示方法
US7359120B1 (en) 2006-11-10 2008-04-15 Genie Lens Technologies, Llc Manufacture of display devices with ultrathin lens arrays for viewing interlaced images
US11315307B1 (en) 2006-12-28 2022-04-26 Tipping Point Medical Images, Llc Method and apparatus for performing rotating viewpoints using a head display unit
US11275242B1 (en) 2006-12-28 2022-03-15 Tipping Point Medical Images, Llc Method and apparatus for performing stereoscopic rotation of a volume on a head display unit
US11228753B1 (en) 2006-12-28 2022-01-18 Robert Edwin Douglas Method and apparatus for performing stereoscopic zooming on a head display unit
US10795457B2 (en) 2006-12-28 2020-10-06 D3D Technologies, Inc. Interactive 3D cursor
WO2008081382A2 (en) * 2007-01-03 2008-07-10 Koninklijke Philips Electronics, N.V. A display device
US7936361B2 (en) * 2007-04-30 2011-05-03 Hewlett-Packard Development Company, L.P. System and method for masking and overlaying images in multiple projector system
GB0716776D0 (en) 2007-08-29 2007-10-10 Setred As Rendering improvement for 3D display
US7480100B1 (en) 2007-10-15 2009-01-20 Genie Lens Technologies, Llc Lenticular devices using sets of lenses to display paired sets of interlaces of images
US8542432B2 (en) * 2008-08-14 2013-09-24 Reald Inc. Autostereoscopic display system with efficient pixel layout
KR20110083670A (ko) * 2008-10-14 2011-07-20 리얼디 인크. 오프셋 컬러 필터 어레이를 구비한 렌티큘러 디스플레이 시스템
WO2010050979A1 (en) * 2008-10-31 2010-05-06 Hewlett-Packard Development Company, L.P. Autostereoscopic display of an image
US8199186B2 (en) * 2009-03-05 2012-06-12 Microsoft Corporation Three-dimensional (3D) imaging based on motionparallax
US8284234B2 (en) 2009-03-20 2012-10-09 Absolute Imaging LLC Endoscopic imaging using reflection holographic optical element for autostereoscopic 3-D viewing
US8287127B2 (en) * 2009-04-03 2012-10-16 Seiko Epson Corporation Aerial three-dimensional image display systems
US7978407B1 (en) 2009-06-27 2011-07-12 Holovisions LLC Holovision (TM) 3D imaging with rotating light-emitting members
US8545028B2 (en) 2009-11-20 2013-10-01 Fishco Innovation Llc Projector system for animation of image cells
JP5799535B2 (ja) * 2010-03-25 2015-10-28 セイコーエプソン株式会社 空中三次元画像を生成するシステムおよび空中三次元画像を生成する方法
CN102279514B (zh) * 2011-08-24 2013-04-10 浙江大学 基于组合屏幕的俯仰多视角悬浮式全景空间三维显示装置
US10054732B2 (en) 2013-02-22 2018-08-21 Reald Spark, Llc Directional backlight having a rear reflector
US9235057B2 (en) 2012-05-18 2016-01-12 Reald Inc. Polarization recovery in a directional display device
US9678267B2 (en) 2012-05-18 2017-06-13 Reald Spark, Llc Wide angle imaging directional backlights
EP2850482B1 (de) 2012-05-18 2022-07-27 RealD Spark, LLC Steuerung von lichtquellen einer gerichteten rückbeleuchtung
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
CN104380185B (zh) 2012-05-18 2017-07-28 瑞尔D斯帕克有限责任公司 定向背光源
TWI459037B (zh) * 2012-09-11 2014-11-01 Delta Electronics Inc 時間多工自動立體顯示系統及方法
US9477087B2 (en) 2013-03-12 2016-10-25 3DIcon Corporation Holoform 3D projection display
CN105474633B (zh) 2013-06-17 2019-07-09 瑞尔D斯帕克有限责任公司 控制定向背光的光源
EP3058422B1 (de) 2013-10-14 2019-04-24 RealD Spark, LLC Lichteingang für eine gerichtete rückbeleuchtung
EP3058562A4 (de) 2013-10-14 2017-07-26 RealD Spark, LLC Steuerung einer gerichteten anzeige
US9967546B2 (en) 2013-10-29 2018-05-08 Vefxi Corporation Method and apparatus for converting 2D-images and videos to 3D for consumer, commercial and professional applications
US20150116458A1 (en) 2013-10-30 2015-04-30 Barkatech Consulting, LLC Method and apparatus for generating enhanced 3d-effects for real-time and offline appplications
US10158847B2 (en) 2014-06-19 2018-12-18 Vefxi Corporation Real—time stereo 3D and autostereoscopic 3D video and image editing
WO2015200814A1 (en) 2014-06-26 2015-12-30 Reald Inc. Directional privacy display
US9835792B2 (en) 2014-10-08 2017-12-05 Reald Spark, Llc Directional backlight
WO2016105541A1 (en) 2014-12-24 2016-06-30 Reald Inc. Adjustment of perceived roundness in stereoscopic image of a head
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
US10359560B2 (en) 2015-04-13 2019-07-23 Reald Spark, Llc Wide angle imaging directional backlights
US10760762B2 (en) 2015-05-22 2020-09-01 Flex-N-Gate Advanced Product Development, Llc Lit image projection lamp and assemblies and methods to use the same to generate three-dimensional images
BR112017024864A2 (pt) * 2015-05-22 2019-04-02 Flex-N-Gate Advanced Product Development, Llc dispositivos de projeção e conjuntos de lâmpada
EP3304188B1 (de) 2015-05-27 2020-10-07 RealD Spark, LLC Direktionale hintergrundleuchten zur weitwinkelbildgebung
US10475418B2 (en) 2015-10-26 2019-11-12 Reald Spark, Llc Intelligent privacy system, apparatus, and method thereof
WO2017083526A1 (en) 2015-11-10 2017-05-18 Reald Inc. Distortion matching polarization conversion systems and methods thereof
CN108463667B (zh) 2015-11-13 2020-12-01 瑞尔D斯帕克有限责任公司 广角成像定向背光源
EP3374822B1 (de) 2015-11-13 2023-12-27 RealD Spark, LLC Oberflächeneigenschaften für gerichtete hintergrundlichter in der bildgebung
CN114143495A (zh) 2016-01-05 2022-03-04 瑞尔D斯帕克有限责任公司 多视角图像的注视校正
TWI591385B (zh) * 2016-03-31 2017-07-11 台達電子工業股份有限公司 立體顯示裝置
CN114554177A (zh) 2016-05-19 2022-05-27 瑞尔D斯帕克有限责任公司 广角成像定向背光源
US10425635B2 (en) 2016-05-23 2019-09-24 Reald Spark, Llc Wide angle imaging directional backlights
DE102016113669A1 (de) 2016-07-25 2018-01-25 Osram Opto Semiconductors Gmbh Verfahren zur autostereoskopischen Bildgebung und autostereoskopische Beleuchtungseinheit
US10401638B2 (en) 2017-01-04 2019-09-03 Reald Spark, Llc Optical stack for imaging directional backlights
WO2018187154A1 (en) 2017-04-03 2018-10-11 Reald Spark, Llc Segmented imaging directional backlights
CN107340602A (zh) * 2017-06-09 2017-11-10 利亚德光电股份有限公司 3d显示装置和方法
ES2967691T3 (es) 2017-08-08 2024-05-03 Reald Spark Llc Ajuste de una representación digital de una región de cabeza
US11115647B2 (en) 2017-11-06 2021-09-07 Reald Spark, Llc Privacy display apparatus
US10851962B2 (en) 2017-12-12 2020-12-01 Flex-N-Gate Advanced Product Development, Llc Backlit 3D lamp
CA3089477A1 (en) 2018-01-25 2019-08-01 Reald Spark, Llc Touch screen for privacy display
EP4214441A4 (de) 2020-09-16 2024-08-28 Reald Spark Llc Fahrzeugaussenbeleuchtungsvorrichtung
US11966049B2 (en) 2022-08-02 2024-04-23 Reald Spark, Llc Pupil tracking near-eye display

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853769A (en) 1987-06-16 1989-08-01 Massachusetts Institute Of Technology Time multiplexed auto-stereoscopic three-dimensional imaging system
GB8716369D0 (en) 1987-07-10 1987-08-19 Travis A R L Three-dimensional display device
US4799739A (en) 1987-08-10 1989-01-24 Advanced Dimensional Displays, Inc. Real time autostereoscopic displays using holographic diffusers
US5223925A (en) 1990-10-28 1993-06-29 Tomohiko Hattori Autostereoscopic system
US5283640A (en) 1992-01-31 1994-02-01 Tilton Homer B Three dimensional television camera system based on a spatial depth signal and receiver system therefor
GB2267579A (en) 1992-05-15 1993-12-08 Sharp Kk Optical device comprising facing lenticular or parallax screens of different pitch
WO1994010805A1 (en) 1992-11-05 1994-05-11 Perceptual Images Three dimensional imaging system using shutter and back to back lenticular screen
GB2272555A (en) 1992-11-11 1994-05-18 Sharp Kk Stereoscopic display using a light modulator
US5495576A (en) 1993-01-11 1996-02-27 Ritchey; Kurtis J. Panoramic image based virtual reality/telepresence audio-visual system and method
US5521724A (en) 1993-11-15 1996-05-28 Shires; Mark R. Real-time automultiscopic 3D video display using holographic optical elements (HOEs)
US5614941A (en) 1993-11-24 1997-03-25 Hines; Stephen P. Multi-image autostereoscopic imaging system
US5430474A (en) 1993-11-24 1995-07-04 Hines; Stephen P. Autostereoscopic imaging system
DE69434108T2 (de) * 1993-12-01 2006-02-02 Sharp K.K. Display für dreidimensionale Bilder
JPH07159723A (ja) 1993-12-03 1995-06-23 Terumo Corp 立体画像表示装置
US5543964A (en) * 1993-12-28 1996-08-06 Eastman Kodak Company Depth image apparatus and method with angularly changing display information
GB2302978A (en) * 1995-07-04 1997-02-05 Sharp Kk LIquid crystal device
US5825540A (en) * 1996-04-22 1998-10-20 Raytheon Company Autostereoscopic display and method
JP2846856B2 (ja) * 1996-07-19 1999-01-13 三洋電機株式会社 立体映像表示装置
US5993003A (en) * 1997-03-27 1999-11-30 Litton Systems, Inc. Autostereo projection system
AU739910B2 (en) * 1997-03-27 2001-10-25 Litton Systems, Incorporated Autostereoscopic projection system

Also Published As

Publication number Publication date
KR100520699B1 (ko) 2005-10-12
US20010005261A1 (en) 2001-06-28
AU739910B2 (en) 2001-10-25
DE69825572T2 (de) 2005-08-04
EP0970589A1 (de) 2000-01-12
AU8937998A (en) 1998-10-20
CA2284915A1 (en) 1998-10-01
CA2284915C (en) 2005-08-23
ATE273598T1 (de) 2004-08-15
EP0970589B1 (de) 2004-08-11
KR20010005726A (ko) 2001-01-15
US6481849B2 (en) 2002-11-19
WO1998043441A1 (en) 1998-10-01
US6224214B1 (en) 2001-05-01
JP2001519126A (ja) 2001-10-16

Similar Documents

Publication Publication Date Title
DE69825572D1 (de) Autostereoskopisches projektionssystem
US6793341B2 (en) Stereographic projection system
AU3394901A (en) Illumination and imaging devices and methods
ATE223581T1 (de) Bildanzeigevorrichtung
AU1393697A (en) An image projection display system for use in large field-of-view presentation
US4535354A (en) Projected stereoscopic picture separation
TW338108B (en) Light shutter projector with a fluorescent screen
WO2009119719A1 (ja) 投写型映像表示装置
CA2142684A1 (en) Video display system for locating a projected image adjacent a surgical field
US7226167B2 (en) Autostereoscopic display apparatus
US2757570A (en) Automatic kaleidoscope and enlarging projection device
US9268160B2 (en) Three dimensional image projector with single modulator
TW200632521A (en) Fresnel lens sheet and transmission type screen
TW200506413A (en) Projection optical unit, projection type color video display device, and rear projection type color video display device using the color video display device
JPS56110924A (en) Reader-printer
WO2003025670A3 (en) Systems and methods for tiling multiple projectors to form an image
JPH0767162B2 (ja) 液晶投写装置
JPS5683705A (en) Projector
JP2005031295A (ja) 液晶プロジェクタ
GB711367A (en) Improvements in or relating to stereoscopic viewing apparatus
Matsumoto et al. Ultra-short throw distance front projector with mirror-lens hybrid projection optical system
US3178996A (en) Optical projection system with negative diopter magnifying lens
TW200602782A (en) Projector display and shading-sheet therein
GB851404A (en) Improvements in or relating to stereo viewers
JPS55133012A (en) Projection system

Legal Events

Date Code Title Description
8364 No opposition during term of opposition