DE69506832D1 - Bildprojektionssystem - Google Patents

Bildprojektionssystem

Info

Publication number
DE69506832D1
DE69506832D1 DE69506832T DE69506832T DE69506832D1 DE 69506832 D1 DE69506832 D1 DE 69506832D1 DE 69506832 T DE69506832 T DE 69506832T DE 69506832 T DE69506832 T DE 69506832T DE 69506832 D1 DE69506832 D1 DE 69506832D1
Authority
DE
Germany
Prior art keywords
projection system
image projection
image
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
DE69506832T
Other languages
English (en)
Other versions
DE69506832T2 (de
Inventor
Peter Janssen
Jeffrey Shimizu
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69506832D1 publication Critical patent/DE69506832D1/de
Publication of DE69506832T2 publication Critical patent/DE69506832T2/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
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • 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
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE69506832T 1994-05-10 1995-05-05 Bildprojektionssystem Expired - Lifetime DE69506832T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/241,093 US5442414A (en) 1994-05-10 1994-05-10 High contrast illumination system for video projector
PCT/IB1995/000326 WO1995031062A2 (en) 1994-05-10 1995-05-05 Image projection system provided with an asymmetric aperture

Publications (2)

Publication Number Publication Date
DE69506832D1 true DE69506832D1 (de) 1999-02-04
DE69506832T2 DE69506832T2 (de) 1999-07-01

Family

ID=22909217

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69506832T Expired - Lifetime DE69506832T2 (de) 1994-05-10 1995-05-05 Bildprojektionssystem

Country Status (5)

Country Link
US (1) US5442414A (de)
EP (1) EP0710423B1 (de)
JP (1) JP3804970B2 (de)
DE (1) DE69506832T2 (de)
WO (1) WO1995031062A2 (de)

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JPH11505334A (ja) 1995-05-11 1999-05-18 ディジタル プロジェクション リミテッド 投影装置
US5841579A (en) 1995-06-07 1998-11-24 Silicon Light Machines Flat diffraction grating light valve
US6046840A (en) * 1995-06-19 2000-04-04 Reflectivity, Inc. Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
US6969635B2 (en) 2000-12-07 2005-11-29 Reflectivity, Inc. Methods for depositing, releasing and packaging micro-electromechanical devices on wafer substrates
US5658063A (en) * 1995-11-02 1997-08-19 Texas Instruments Incorporated Monitorless video projection system
US5999306A (en) 1995-12-01 1999-12-07 Seiko Epson Corporation Method of manufacturing spatial light modulator and electronic device employing it
US5975703A (en) 1996-09-30 1999-11-02 Digital Optics International Image projection system
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US6034810A (en) * 1997-04-18 2000-03-07 Memsolutions, Inc. Field emission charge controlled mirror (FEA-CCM)
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US6215503B1 (en) 1998-05-29 2001-04-10 Microsoft Corporation Image generator and method for resolving non-binary cyclic occlusions with image compositing operations
US6271808B1 (en) 1998-06-05 2001-08-07 Silicon Light Machines Stereo head mounted display using a single display device
AU747281B2 (en) 1998-06-08 2002-05-09 Karlheinz Strobl Efficient light engine systems, components and methods of manufacture
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US6101036A (en) 1998-06-23 2000-08-08 Silicon Light Machines Embossed diffraction grating alone and in combination with changeable image display
US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6303986B1 (en) 1998-07-29 2001-10-16 Silicon Light Machines Method of and apparatus for sealing an hermetic lid to a semiconductor die
US6962419B2 (en) 1998-09-24 2005-11-08 Reflectivity, Inc Micromirror elements, package for the micromirror elements, and projection system therefor
US6028696A (en) * 1998-10-15 2000-02-22 Memsolutions, Inc. Charge controlled mirror with improved frame time utilization and method of addressing the same
US5991066A (en) * 1998-10-15 1999-11-23 Memsolutions, Inc. Membrane-actuated charge controlled mirror
US6038058A (en) * 1998-10-15 2000-03-14 Memsolutions, Inc. Grid-actuated charge controlled mirror and method of addressing the same
US6031657A (en) * 1998-10-15 2000-02-29 Memsolutions, Inc. Membrane-actuated charge controlled mirror (CCM) projection display
US6123985A (en) * 1998-10-28 2000-09-26 Solus Micro Technologies, Inc. Method of fabricating a membrane-actuated charge controlled mirror (CCM)
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US6346776B1 (en) 2000-07-10 2002-02-12 Memsolutions, Inc. Field emission array (FEA) addressed deformable light valve modulator
US7099065B2 (en) * 2000-08-03 2006-08-29 Reflectivity, Inc. Micromirrors with OFF-angle electrodes and stops
US7018052B2 (en) * 2000-08-30 2006-03-28 Reflectivity, Inc Projection TV with improved micromirror array
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US6637894B2 (en) * 2001-03-06 2003-10-28 Texas Instruments Incorporated High contrast projection
US6719429B2 (en) 2001-03-30 2004-04-13 Infocus Corporation Anamorphic illumination of micro-electromechanical display devices employed in multimedia projectors
US6707591B2 (en) 2001-04-10 2004-03-16 Silicon Light Machines Angled illumination for a single order light modulator based projection system
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US7133022B2 (en) 2001-11-06 2006-11-07 Keyotee, Inc. Apparatus for image projection
TW508474B (en) * 2001-11-15 2002-11-01 Coretronic Corp System and method for improvement of asymmetric projection illumination
US6767100B1 (en) * 2001-12-19 2004-07-27 Infocus Corporation System and method employing reflective imaging devices for a projection display
US7611247B2 (en) * 2001-12-28 2009-11-03 Texas Instruments Incorporated Illumination aperture for projection display
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6724546B2 (en) 2002-04-25 2004-04-20 Mitsubishi Denki Kabushiki Kaisha Light converging optical system for converging light onto a reflecting optical-spatial modulator element and image displaying apparatus for displaying an image formed by light reflected by the reflecting optical-spatial modulator element
US6728023B1 (en) 2002-05-28 2004-04-27 Silicon Light Machines Optical device arrays with optimized image resolution
US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6829258B1 (en) 2002-06-26 2004-12-07 Silicon Light Machines, Inc. Rapidly tunable external cavity laser
US6714337B1 (en) 2002-06-28 2004-03-30 Silicon Light Machines Method and device for modulating a light beam and having an improved gamma response
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
US7405860B2 (en) * 2002-11-26 2008-07-29 Texas Instruments Incorporated Spatial light modulators with light blocking/absorbing areas
US6857751B2 (en) * 2002-12-20 2005-02-22 Texas Instruments Incorporated Adaptive illumination modulator
US7042622B2 (en) 2003-10-30 2006-05-09 Reflectivity, Inc Micromirror and post arrangements on substrates
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
US6829077B1 (en) 2003-02-28 2004-12-07 Silicon Light Machines, Inc. Diffractive light modulator with dynamically rotatable diffraction plane
US6886944B2 (en) * 2003-05-13 2005-05-03 Hewlett-Packard Development Company, L.P. Projector brightness enhancement using rectilinear apertures
US6899436B2 (en) * 2003-09-24 2005-05-31 Infocus Corporation Projection apparatus with axis parallel micro mirrors and light sources
US7070301B2 (en) 2003-11-04 2006-07-04 3M Innovative Properties Company Side reflector for illumination using light emitting diode
US7090357B2 (en) * 2003-12-23 2006-08-15 3M Innovative Properties Company Combined light source for projection display
US7194169B2 (en) * 2003-12-30 2007-03-20 Texas Instruments Incorporated Notched adjustable aperture
US20050156871A1 (en) * 2003-12-30 2005-07-21 Texas Instruments Incorporated Automatic gain control for image display systems
US7567255B2 (en) * 2003-12-30 2009-07-28 Texas Instruments Incorporated Color adjustment for clipped pixels
US7029130B2 (en) 2003-12-30 2006-04-18 3M Innovative Properties Company Contrast and brightness enhancing apertures for illumination displays
US7246923B2 (en) * 2004-02-11 2007-07-24 3M Innovative Properties Company Reshaping light source modules and illumination systems using the same
US7427146B2 (en) * 2004-02-11 2008-09-23 3M Innovative Properties Company Light-collecting illumination system
US7300177B2 (en) * 2004-02-11 2007-11-27 3M Innovative Properties Illumination system having a plurality of light source modules disposed in an array with a non-radially symmetrical aperture
US7101050B2 (en) 2004-05-14 2006-09-05 3M Innovative Properties Company Illumination system with non-radially symmetrical aperture
US7222968B2 (en) * 2004-05-14 2007-05-29 3M Innovative Properties Company Illumination system with separate optical paths for different color channels
US7787170B2 (en) 2004-06-15 2010-08-31 Texas Instruments Incorporated Micromirror array assembly with in-array pillars
US7113322B2 (en) * 2004-06-23 2006-09-26 Reflectivity, Inc Micromirror having offset addressing electrode
US20050286144A1 (en) * 2004-06-28 2005-12-29 Koen Malfait Method and device for improving contrast in a projection system
US7390097B2 (en) 2004-08-23 2008-06-24 3M Innovative Properties Company Multiple channel illumination system
US7092143B2 (en) * 2004-10-19 2006-08-15 Reflectivity, Inc Micromirror array device and a method for making the same
US7158279B2 (en) * 2004-10-19 2007-01-02 Texas Instruments Incorporated Spatial light modulators with non-uniform pixels
CN1603941A (zh) * 2004-11-08 2005-04-06 罗筱泠 易调焦定位的投影灯
US7249855B2 (en) * 2004-12-21 2007-07-31 Hewlett-Packard Development Company, L.P. System and method of image enhancement through light intensity modulation in digital projectors
KR100677551B1 (ko) * 2005-01-05 2007-02-02 삼성전자주식회사 Ｌｅｄ 패키지, 조명계 및 이를 채용한 프로젝션 시스템
US7295363B2 (en) 2005-04-08 2007-11-13 Texas Instruments Incorporated Optical coating on light transmissive substrates of micromirror devices
US7136215B1 (en) 2005-05-18 2006-11-14 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Piezoelectrically-activated cantilevered spatial light modulator
DE102005060942A1 (de) * 2005-06-29 2007-01-11 Osram Opto Semiconductors Gmbh Optisches Projektionsgerät
US7438423B2 (en) * 2005-08-29 2008-10-21 3M Innovative Properties Company Illumination system and projection system incorporating same
JP2009531731A (ja) * 2006-03-26 2009-09-03 シリコンクエスト株式会社 入射光束の強度分布
TWI305843B (en) * 2006-04-24 2009-02-01 Young Optics Inc Dlp projection apparatus
US7794094B2 (en) * 2006-05-26 2010-09-14 Sony Corporation System and method for multi-directional positioning of projected images
US8172428B2 (en) * 2006-05-26 2012-05-08 Whiterock Design, Llc Optical system with non-circular aperture
TWM337114U (en) * 2007-06-23 2008-07-21 Young Optics Inc Projection apparatus and illumination system thereof
US7692841B2 (en) * 2007-07-31 2010-04-06 Texas Instruments Incorporated System and method for regulating micromirror position
JP2008033339A (ja) * 2007-08-17 2008-02-14 Mitsubishi Electric Corp 画像表示装置
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
EP2247978A4 (de) 2008-01-30 2012-12-26 Qualcomm Mems Technologies Inc Dünnes beleuchtungssystem
JP6390695B2 (ja) 2014-02-27 2018-09-19 コニカミノルタ株式会社 画像投影装置
EP3143449A4 (de) * 2014-05-10 2018-01-03 Innovations in Optics, Inc. Led-beleuchtung für digitale mikrospiegelvorrichtung
US9971135B2 (en) 2014-05-10 2018-05-15 Innovations In Optics, Inc. Light emitting diode digital micromirror device illuminator
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Also Published As

Publication number Publication date
WO1995031062A2 (en) 1995-11-16
DE69506832T2 (de) 1999-07-01
EP0710423A1 (de) 1996-05-08
WO1995031062A3 (en) 1996-01-25
JPH09500738A (ja) 1997-01-21
JP3804970B2 (ja) 2006-08-02
US5442414A (en) 1995-08-15
EP0710423B1 (de) 1998-12-23

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Legal Events

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8320 Willingness to grant licences declared (paragraph 23)