KR20100017383A - 디스플레이 장치, 방법 및 광원 - Google Patents

디스플레이 장치, 방법 및 광원 Download PDF

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Publication number
KR20100017383A
KR20100017383A KR1020097024638A KR20097024638A KR20100017383A KR 20100017383 A KR20100017383 A KR 20100017383A KR 1020097024638 A KR1020097024638 A KR 1020097024638A KR 20097024638 A KR20097024638 A KR 20097024638A KR 20100017383 A KR20100017383 A KR 20100017383A
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KR
South Korea
Prior art keywords
light
super
light emitting
emitting diode
image
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.)
Ceased
Application number
KR1020097024638A
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English (en)
Korean (ko)
Inventor
발레리오 라이노
로렌초 오키
크리스티안 벨레츠
Original Assignee
엑살로스 아게
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Application filed by 엑살로스 아게 filed Critical 엑살로스 아게
Publication of KR20100017383A publication Critical patent/KR20100017383A/ko
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • G02B27/1033—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators having a single light modulator for all colour channels
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/28—Reflectors in projection beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/30—Picture reproducers using solid-state colour display devices
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020097024638A 2007-05-01 2008-04-29 디스플레이 장치, 방법 및 광원 Ceased KR20100017383A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/742,710 US7600893B2 (en) 2007-05-01 2007-05-01 Display apparatus, method and light source
US11/742,710 2007-05-01

Publications (1)

Publication Number Publication Date
KR20100017383A true KR20100017383A (ko) 2010-02-16

Family

ID=39638689

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Application Number Title Priority Date Filing Date
KR1020097024638A Ceased KR20100017383A (ko) 2007-05-01 2008-04-29 디스플레이 장치, 방법 및 광원

Country Status (5)

Country Link
US (3) US7600893B2 (enExample)
EP (1) EP2147347A1 (enExample)
JP (1) JP2010527027A (enExample)
KR (1) KR20100017383A (enExample)
WO (1) WO2008131577A1 (enExample)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US7600893B2 (en) * 2007-05-01 2009-10-13 Exalos Ag Display apparatus, method and light source
US20090213281A1 (en) * 2008-02-26 2009-08-27 Young Garrett J System and method for improved contrast ratio in a projection system
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
US10795160B1 (en) 2014-09-25 2020-10-06 Rockwell Collins, Inc. Systems for and methods of using fold gratings for dual axis expansion
US11320571B2 (en) 2012-11-16 2022-05-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view with uniform light extraction
US8233204B1 (en) 2009-09-30 2012-07-31 Rockwell Collins, Inc. Optical displays
US11300795B1 (en) 2009-09-30 2022-04-12 Digilens Inc. Systems for and methods of using fold gratings coordinated with output couplers for dual axis expansion
JP5299251B2 (ja) * 2009-12-09 2013-09-25 セイコーエプソン株式会社 発光装置およびプロジェクター
US8320621B2 (en) 2009-12-21 2012-11-27 Microsoft Corporation Depth projector system with integrated VCSEL array
US8659826B1 (en) 2010-02-04 2014-02-25 Rockwell Collins, Inc. Worn display system and method without requiring real time tracking for boresight precision
US8670029B2 (en) 2010-06-16 2014-03-11 Microsoft Corporation Depth camera illuminator with superluminescent light-emitting diode
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
EP2995986B1 (en) 2011-08-24 2017-04-12 Rockwell Collins, Inc. Data display
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
US9715067B1 (en) 2011-09-30 2017-07-25 Rockwell Collins, Inc. Ultra-compact HUD utilizing waveguide pupil expander with surface relief gratings in high refractive index materials
US9507150B1 (en) 2011-09-30 2016-11-29 Rockwell Collins, Inc. Head up display (HUD) using a bent waveguide assembly
US9366864B1 (en) 2011-09-30 2016-06-14 Rockwell Collins, Inc. System for and method of displaying information without need for a combiner alignment detector
US8634139B1 (en) 2011-09-30 2014-01-21 Rockwell Collins, Inc. System for and method of catadioptric collimation in a compact head up display (HUD)
CN102402005B (zh) * 2011-12-06 2015-11-25 北京理工大学 自由曲面双焦面单目立体头盔显示器装置
US20150010265A1 (en) 2012-01-06 2015-01-08 Milan, Momcilo POPOVICH Contact image sensor using switchable bragg gratings
US9523852B1 (en) 2012-03-28 2016-12-20 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
EP2842003B1 (en) 2012-04-25 2019-02-27 Rockwell Collins, Inc. Holographic wide angle display
US20140036075A1 (en) * 2012-07-31 2014-02-06 Delphi Technologies, Inc. Windshield display system
FR2996928B1 (fr) * 2012-10-17 2014-12-19 Renault Sa Dispositif et procede d'affichage tete haute
CN104781722B (zh) * 2012-10-10 2018-02-16 雷诺股份公司 平视显示设备和方法
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
US8875066B2 (en) 2013-03-15 2014-10-28 Synopsys, Inc. Performing image calculation based on spatial coherence
JP2014195184A (ja) * 2013-03-29 2014-10-09 Funai Electric Co Ltd プロジェクタおよびヘッドアップディスプレイ装置
US9674413B1 (en) 2013-04-17 2017-06-06 Rockwell Collins, Inc. Vision system and method having improved performance and solar mitigation
US9727772B2 (en) 2013-07-31 2017-08-08 Digilens, Inc. Method and apparatus for contact image sensing
US9244281B1 (en) 2013-09-26 2016-01-26 Rockwell Collins, Inc. Display system and method using a detached combiner
EP2863115B1 (en) * 2013-10-16 2018-04-25 Continental Automotive GmbH Head-up electronic-paper display system
US10732407B1 (en) 2014-01-10 2020-08-04 Rockwell Collins, Inc. Near eye head up display system and method with fixed combiner
US9519089B1 (en) 2014-01-30 2016-12-13 Rockwell Collins, Inc. High performance volume phase gratings
US9244280B1 (en) 2014-03-25 2016-01-26 Rockwell Collins, Inc. Near eye display system and method for display enhancement or redundancy
WO2016020632A1 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Method for holographic mastering and replication
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
US9715110B1 (en) 2014-09-25 2017-07-25 Rockwell Collins, Inc. Automotive head up display (HUD)
US10088675B1 (en) 2015-05-18 2018-10-02 Rockwell Collins, Inc. Turning light pipe for a pupil expansion system and method
GB201418506D0 (en) * 2014-10-17 2014-12-03 Univ College Cork Nat Univ Ie A light source
CN112946974B (zh) 2014-12-31 2022-11-08 杜比实验室特许公司 用于图像投影仪的高对比度分立输入棱镜
WO2016113534A1 (en) 2015-01-12 2016-07-21 Milan Momcilo Popovich Environmentally isolated waveguide display
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US11366316B2 (en) 2015-05-18 2022-06-21 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10247943B1 (en) 2015-05-18 2019-04-02 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10126552B2 (en) 2015-05-18 2018-11-13 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
WO2016196453A1 (en) * 2015-05-31 2016-12-08 Chaudhuri A Ray Information display
US10108010B2 (en) 2015-06-29 2018-10-23 Rockwell Collins, Inc. System for and method of integrating head up displays and head down displays
EP3359999A1 (en) 2015-10-05 2018-08-15 Popovich, Milan Momcilo Waveguide display
US10598932B1 (en) 2016-01-06 2020-03-24 Rockwell Collins, Inc. Head up display for integrating views of conformally mapped symbols and a fixed image source
EP3433659B1 (en) 2016-03-24 2024-10-23 DigiLens, Inc. Method and apparatus for providing a polarization selective holographic waveguide device
US10890707B2 (en) 2016-04-11 2021-01-12 Digilens Inc. Holographic waveguide apparatus for structured light projection
DE102017109051A1 (de) * 2016-04-27 2017-11-02 Jabil Optics Germany GmbH Optisches System und Verfahren zum Betrieb eines HUD
US11513350B2 (en) 2016-12-02 2022-11-29 Digilens Inc. Waveguide device with uniform output illumination
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
US10295824B2 (en) 2017-01-26 2019-05-21 Rockwell Collins, Inc. Head up display with an angled light pipe
US10690919B1 (en) * 2017-02-17 2020-06-23 Facebook Technologies, Llc Superluminous LED array for waveguide display
JP7399084B2 (ja) 2017-10-16 2023-12-15 ディジレンズ インコーポレイテッド ピクセル化されたディスプレイの画像分解能を倍増させるためのシステムおよび方法
WO2019136473A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Methods for fabricating optical waveguides
WO2019136476A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Waveguide architectures and related methods of manufacturing
KR102768598B1 (ko) 2018-01-08 2025-02-13 디지렌즈 인코포레이티드. 도파관 셀 내의 홀로그래픽 격자의 높은 처리능력의 레코딩을 위한 시스템 및 방법
KR102819207B1 (ko) 2018-01-08 2025-06-11 디지렌즈 인코포레이티드. 도파관 셀을 제조하기 위한 시스템 및 방법
WO2020023779A1 (en) 2018-07-25 2020-01-30 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
GB2579801B (en) * 2018-12-13 2021-04-14 Exalos Ag Superluminescent diode module
WO2020149956A1 (en) 2019-01-14 2020-07-23 Digilens Inc. Holographic waveguide display with light control layer
GB2580956B (en) 2019-01-31 2023-01-25 Exalos Ag Amplified Spontaneous Emission Semiconductor Source
WO2020163524A1 (en) 2019-02-05 2020-08-13 Digilens Inc. Methods for compensating for optical surface nonuniformity
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
EP3924759B1 (en) 2019-02-15 2025-07-30 Digilens Inc. Methods and apparatuses for providing a holographic waveguide display using integrated gratings
US20200292745A1 (en) 2019-03-12 2020-09-17 Digilens Inc. Holographic Waveguide Backlight and Related Methods of Manufacturing
US11194087B1 (en) * 2019-03-28 2021-12-07 Facebook Technologies, Llc Integrated waveguide coupler and light source
EP3719561A1 (en) * 2019-04-05 2020-10-07 Continental Automotive GmbH Head-up display with high brightness
CN114207492A (zh) 2019-06-07 2022-03-18 迪吉伦斯公司 带透射光栅和反射光栅的波导及其生产方法
CN114341729A (zh) 2019-07-29 2022-04-12 迪吉伦斯公司 用于使像素化显示器的图像分辨率和视场倍增的方法和设备
KR102775783B1 (ko) 2019-08-29 2025-02-28 디지렌즈 인코포레이티드. 진공 격자 및 이의 제조 방법
US11143944B2 (en) * 2020-02-04 2021-10-12 Coretronic Corporation Projection device and calibration method thereof
WO2022150841A1 (en) 2021-01-07 2022-07-14 Digilens Inc. Grating structures for color waveguides
JP2024508926A (ja) 2021-03-05 2024-02-28 ディジレンズ インコーポレイテッド 真空周期的構造体および製造の方法
US11913634B2 (en) * 2021-05-05 2024-02-27 Wangs Alliance Corporation Enhanced lighting

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2898347B2 (ja) * 1990-04-23 1999-05-31 イーストマン・コダックジャパン株式会社 発光ダイオードアレイ
JPH06244506A (ja) * 1993-02-19 1994-09-02 Sony Corp 半導体表示装置及びその製造方法
JPH08107234A (ja) * 1994-10-04 1996-04-23 Showa Denko Kk 発光ダイオード
US5561679A (en) * 1995-04-10 1996-10-01 Ontario Hydro Radioluminescent semiconductor light source
US6897999B1 (en) * 1998-11-25 2005-05-24 The Research Foundation Of The University Of Central Florida Optically written display
JP4174195B2 (ja) * 2001-05-28 2008-10-29 キヤノン株式会社 画像表示装置
JP2003021800A (ja) * 2001-07-10 2003-01-24 Canon Inc 投射型表示装置
JP2003186112A (ja) * 2001-12-19 2003-07-03 Olympus Optical Co Ltd 画像投影表示装置
US6648475B1 (en) * 2002-05-20 2003-11-18 Eastman Kodak Company Method and apparatus for increasing color gamut of a display
US7159987B2 (en) * 2003-04-21 2007-01-09 Seiko Epson Corporation Display device, lighting device and projector
US7119373B2 (en) * 2004-01-23 2006-10-10 Exalos Ag Sled
GB2414127A (en) 2004-05-12 2005-11-16 Sharp Kk Time sequential colour projection
US7019325B2 (en) * 2004-06-16 2006-03-28 Exalos Ag Broadband light emitting device
JP2006064913A (ja) * 2004-08-26 2006-03-09 Seiko Epson Corp 表示装置
JP2006267995A (ja) * 2005-02-28 2006-10-05 Yamaha Corp 投射型映像再生装置
KR100815352B1 (ko) * 2005-05-12 2008-03-19 삼성전기주식회사 후단 렌즈계의 개구수가 개선된 광변조기를 이용한디스플레이 장치
US7349140B2 (en) * 2005-05-31 2008-03-25 Miradia Inc. Triple alignment substrate method and structure for packaging devices
JP2006011484A (ja) * 2005-08-29 2006-01-12 Hitachi Ltd 投写型画像ディスプレイ装置
US7600893B2 (en) * 2007-05-01 2009-10-13 Exalos Ag Display apparatus, method and light source

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Publication number Publication date
WO2008131577A1 (en) 2008-11-06
US20130128232A1 (en) 2013-05-23
US7600893B2 (en) 2009-10-13
US8427731B2 (en) 2013-04-23
US20080272379A1 (en) 2008-11-06
US20100195184A1 (en) 2010-08-05
JP2010527027A (ja) 2010-08-05
EP2147347A1 (en) 2010-01-27

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