CA2228873A1 - Light source for projection display - Google Patents

Light source for projection display Download PDF

Info

Publication number
CA2228873A1
CA2228873A1 CA002228873A CA2228873A CA2228873A1 CA 2228873 A1 CA2228873 A1 CA 2228873A1 CA 002228873 A CA002228873 A CA 002228873A CA 2228873 A CA2228873 A CA 2228873A CA 2228873 A1 CA2228873 A1 CA 2228873A1
Authority
CA
Canada
Prior art keywords
green
light
red
projection display
blue light
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.)
Abandoned
Application number
CA002228873A
Other languages
English (en)
French (fr)
Inventor
Roland H. Haitz
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.)
Agilent Technologies Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of CA2228873A1 publication Critical patent/CA2228873A1/en
Abandoned 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
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CA002228873A 1997-06-25 1998-02-04 Light source for projection display Abandoned CA2228873A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/882,243 1997-06-25
US08/882,243 US5971545A (en) 1997-06-25 1997-06-25 Light source for projection display

Publications (1)

Publication Number Publication Date
CA2228873A1 true CA2228873A1 (en) 1998-12-25

Family

ID=25380201

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002228873A Abandoned CA2228873A1 (en) 1997-06-25 1998-02-04 Light source for projection display

Country Status (8)

Country Link
US (1) US5971545A (https=)
EP (1) EP0888016B1 (https=)
JP (1) JPH11231278A (https=)
KR (1) KR100585543B1 (https=)
CN (1) CN1135856C (https=)
CA (1) CA2228873A1 (https=)
DE (1) DE69808184T2 (https=)
TW (1) TW373404B (https=)

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US7460179B2 (en) * 2002-01-31 2008-12-02 Hewlett-Packard Development Company, L.P. Adaptive image display
US7283181B2 (en) * 2002-01-31 2007-10-16 Hewlett-Packard Development Company, L.P. Selectable color adjustment for image display
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US6921175B2 (en) * 2002-09-19 2005-07-26 Hewlett-Packard Development Company, L.P. Color-generating device and display system
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JP4898121B2 (ja) * 2003-01-08 2012-03-14 エクスプレイ エルティーディー 画像投影装置
US6758565B1 (en) * 2003-03-20 2004-07-06 Eastman Kodak Company Projection apparatus using telecentric optics
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JP2005025160A (ja) * 2003-06-13 2005-01-27 Seiko Epson Corp 空間光変調装置の駆動方法及びプロジェクタ
US7252394B1 (en) * 2003-07-03 2007-08-07 Advanced Numicro Systems, Inc. Laser projection display and illumination device with MEMS scanning mirror for indoor and outdoor applications
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US7090357B2 (en) 2003-12-23 2006-08-15 3M Innovative Properties Company Combined light source for projection display
JP3987485B2 (ja) * 2003-12-25 2007-10-10 セイコーエプソン株式会社 光源装置及びプロジェクタ
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
US7427146B2 (en) 2004-02-11 2008-09-23 3M Innovative Properties Company Light-collecting illumination system
US7246923B2 (en) 2004-02-11 2007-07-24 3M Innovative Properties Company Reshaping light source modules and illumination systems using the same
US7212344B2 (en) * 2004-02-27 2007-05-01 Philips Lumileds Lighting Company, Llc Illumination system with aligned LEDs
EP1578123B1 (en) * 2004-03-15 2013-10-02 Imec Projector system comprising pulsed light sources
GB0405747D0 (en) 2004-03-15 2004-04-21 Imec Inter Uni Micro Electr Projector system comprising pulsed light sources
US7101050B2 (en) 2004-05-14 2006-09-05 3M Innovative Properties Company Illumination system with non-radially symmetrical aperture
KR100601678B1 (ko) 2004-05-22 2006-07-14 삼성전자주식회사 화상투사장치
KR100601679B1 (ko) 2004-05-22 2006-07-14 삼성전자주식회사 화상투사장치
DE102004031700B4 (de) 2004-06-30 2010-02-18 Airbus Deutschland Gmbh Flugzeug mit Informationsanzeigesystem
US7390097B2 (en) 2004-08-23 2008-06-24 3M Innovative Properties Company Multiple channel illumination system
US20060139575A1 (en) * 2004-12-23 2006-06-29 Upstream Engineering Oy Optical collection and distribution system and method
US7384150B2 (en) * 2005-05-27 2008-06-10 3M Innovative Properties Company Light emitting diode (LED) illumination control system and method
US7503659B2 (en) * 2005-06-02 2009-03-17 3M Innovative Properties Company Multiple location illumination system and projection display system employing same
US20070063979A1 (en) * 2005-09-19 2007-03-22 Available For Licensing Systems and methods to provide input/output for a portable data processing device
US20070063982A1 (en) * 2005-09-19 2007-03-22 Tran Bao Q Integrated rendering of sound and image on a display
US7445341B2 (en) * 2005-09-21 2008-11-04 3M Innovative Properties Company Four panel liquid crystal display system
JP4535508B2 (ja) * 2006-05-11 2010-09-01 シチズン電子株式会社 携帯電話機
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WO2008065188A1 (en) * 2006-11-30 2008-06-05 Upstream Engineering Oy Beam shaping method and apparatus
WO2008065189A2 (en) * 2006-11-30 2008-06-05 Upstream Engineering Oy Beam shaping component and method
DE102007048850A1 (de) 2007-10-11 2009-04-16 Robert Bosch Gmbh Optische Anzeigeeinrichtung mit einem Mikrolinsenarray
DE102007048851A1 (de) 2007-10-11 2009-04-16 Robert Bosch Gmbh Optische Anzeigeeinrichtung mit einer Laserlichtquelle
CN101815376A (zh) * 2009-02-24 2010-08-25 北京中视中科光电技术有限公司 一种混合光源装置
US20100284201A1 (en) * 2009-05-06 2010-11-11 Upstream Engineering Oy Illuminator using non-uniform light sources
CN101922681B (zh) * 2009-06-11 2012-08-22 青岛海泰新光科技有限公司 Led三色光的合光系统
JP2011075919A (ja) * 2009-09-30 2011-04-14 Casio Computer Co Ltd 光源装置、投影装置及び投影方法
US8783873B2 (en) 2010-09-30 2014-07-22 Palomar Display Products, Inc. Image system
US9752761B2 (en) 2014-07-16 2017-09-05 Telebrands Corp. Landscape light
USD773707S1 (en) 2014-10-30 2016-12-06 Telebrands Corp. Landscape light
USD766484S1 (en) 2015-05-11 2016-09-13 Telebrands Corp. Light projector
USD824066S1 (en) 2015-05-11 2018-07-24 Telebrands Corp. Light projector
USD766483S1 (en) 2015-05-11 2016-09-13 Telebrands Corp. Light projector
USD778478S1 (en) 2015-05-11 2017-02-07 Telebrands Corp. Light projector
US9546775B1 (en) 2015-12-03 2017-01-17 Telebrands Corp. Decorative lighting apparatus having two laser light sources
US9458994B1 (en) 2015-12-03 2016-10-04 Telebrands Corp. Decorative lighting apparatus having two laser light sources and a switch
US9879847B2 (en) 2015-12-03 2018-01-30 Telebrands Corp. Decorative lighting apparatus having two laser light sources
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Also Published As

Publication number Publication date
DE69808184D1 (de) 2002-10-31
CN1135856C (zh) 2004-01-21
EP0888016B1 (en) 2002-09-25
CN1224169A (zh) 1999-07-28
DE69808184T2 (de) 2003-03-13
TW373404B (en) 1999-11-01
EP0888016A1 (en) 1998-12-30
KR19990007132A (ko) 1999-01-25
KR100585543B1 (ko) 2006-07-25
US5971545A (en) 1999-10-26
JPH11231278A (ja) 1999-08-27

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Legal Events

Date Code Title Description
FZDE Discontinued