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DE60325805D1 - Projektionsgerät mit einer doppelten Lichtquelle - Google Patents

Projektionsgerät mit einer doppelten Lichtquelle

Info

Publication number
DE60325805D1
DE60325805D1 DE60325805T DE60325805T DE60325805D1 DE 60325805 D1 DE60325805 D1 DE 60325805D1 DE 60325805 T DE60325805 T DE 60325805T DE 60325805 T DE60325805 T DE 60325805T DE 60325805 D1 DE60325805 D1 DE 60325805D1
Authority
DE
Germany
Prior art keywords
light source
projection device
double light
double
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
DE60325805T
Other languages
English (en)
Inventor
Eisaku Shoji
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.)
Sharp NEC Display Solutions Ltd
Original Assignee
NEC Display Solutions Ltd
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 NEC Display Solutions Ltd filed Critical NEC Display Solutions Ltd
Application granted granted Critical
Publication of DE60325805D1 publication Critical patent/DE60325805D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
    • 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
    • G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
    • 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
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • 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
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • 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

  • 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)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE60325805T 2002-06-07 2003-06-05 Projektionsgerät mit einer doppelten Lichtquelle Expired - Lifetime DE60325805D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002166685 2002-06-07
JP2002367321A JP3645890B2 (ja) 2002-06-07 2002-12-18 プロジェクタ装置

Publications (1)

Publication Number Publication Date
DE60325805D1 true DE60325805D1 (de) 2009-03-05

Family

ID=29552398

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60325805T Expired - Lifetime DE60325805D1 (de) 2002-06-07 2003-06-05 Projektionsgerät mit einer doppelten Lichtquelle

Country Status (4)

Country Link
US (1) US6742898B2 (de)
EP (1) EP1370089B1 (de)
JP (1) JP3645890B2 (de)
DE (1) DE60325805D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW587195B (en) * 2003-02-21 2004-05-11 Benq Corp Light source of a projector
US7628494B2 (en) * 2004-12-07 2009-12-08 Seiko Epson Corporation Illuminating apparatus and projector
TWI303010B (en) * 2005-05-19 2008-11-11 Benq Corp Projector having a detachable light module
JP2006330282A (ja) * 2005-05-25 2006-12-07 Sony Corp 画像投影装置及び画像投影方法
TWI285785B (en) 2005-11-23 2007-08-21 Benq Corp Light source apparatus for optical projection system
TWI292051B (en) * 2006-01-19 2008-01-01 Coretronic Corp Illumination system and projection apparatus
TW200728891A (en) * 2006-01-27 2007-08-01 Coretronic Corp Projector
WO2007142141A1 (ja) * 2006-06-02 2007-12-13 Panasonic Corporation 照明光学装置及び投写型表示装置
GB0619943D0 (en) * 2006-10-09 2006-11-15 Digital Projection Ltd Light source
JP5156338B2 (ja) * 2007-06-27 2013-03-06 三洋電機株式会社 照明装置及びそれを用いた投写型映像表示装置
JP5489405B2 (ja) * 2007-11-26 2014-05-14 株式会社リコー 投射型表示装置
JP5268429B2 (ja) 2008-05-28 2013-08-21 キヤノン株式会社 画像表示装置および照明光学系
CN102057214B (zh) * 2008-06-10 2014-09-03 皇家飞利浦电子股份有限公司 光输出设备和方法
JP4572961B2 (ja) 2008-07-09 2010-11-04 セイコーエプソン株式会社 プロジェクタ
JP5097042B2 (ja) * 2008-07-18 2012-12-12 パナソニック株式会社 照明光学装置及びそれを用いた投写型表示装置
JP2010032944A (ja) * 2008-07-31 2010-02-12 Panasonic Corp 投写型表示装置
WO2010116427A1 (ja) * 2009-04-08 2010-10-14 三菱電機株式会社 投写型表示装置
US8905578B2 (en) 2011-09-26 2014-12-09 Projectdesign AG Laser array illumination for bright projectors
CN104252047A (zh) * 2013-06-26 2014-12-31 Cq科技有限公司 具有消散斑功能的激光投影系统
JP6421930B2 (ja) * 2014-01-09 2018-11-14 パナソニックＩｐマネジメント株式会社 照明装置及び投写型映像表示装置
CN111929973B (zh) * 2020-09-08 2024-08-27 深圳市大晟云视传媒科技有限公司 用于投影机的五通道led光路结构

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05196892A (ja) 1992-01-21 1993-08-06 Canon Inc 偏光照明装置及び該偏光照明装置を用いた投写型表示装置
JP2924654B2 (ja) * 1994-07-29 1999-07-26 日本ビクター株式会社 ビデオプロジェクタ
JPH08304753A (ja) 1995-04-28 1996-11-22 Ikegami Tsushinki Co Ltd 液晶プロジェクタ
JP3888486B2 (ja) * 1997-07-25 2007-03-07 フジノン株式会社 投射型表示装置
JP4090094B2 (ja) * 1997-09-19 2008-05-28 株式会社長野光学研究所 光源装置
JPH11160655A (ja) 1997-11-28 1999-06-18 Nagano Kogaku Kenkyusho:Kk 偏光光源装置
JP2000171901A (ja) * 1998-09-28 2000-06-23 Matsushita Electric Ind Co Ltd 照明光学装置および投写型表示装置
JP4045692B2 (ja) * 1998-10-09 2008-02-13 コニカミノルタオプト株式会社 投射型画像表示装置
JP3347676B2 (ja) * 1998-10-29 2002-11-20 キヤノン株式会社 照明装置およびそれを用いた投射型表示装置
JP2000180795A (ja) * 1998-12-18 2000-06-30 Nec Corp プロジェクタ装置
DE19925318C1 (de) * 1999-05-27 2001-02-15 Globalpatent Consulting Gmbh Farbbildprojektor mit zeitgesteuerten LED-Lichtquellen
EP1115255A1 (de) 2000-01-04 2001-07-11 CTX Opto-Electronics Corporation Flüssigkristallprojektor mit zwei Lichtquellen
JP3472249B2 (ja) * 2000-08-25 2003-12-02 キヤノン株式会社 複数の光源を使用する照明装置、照明制御装置及び方法、並びに、露光装置
JP2002341291A (ja) 2001-05-16 2002-11-27 Nagano Kogaku Kenkyusho:Kk 偏光光源装置

Also Published As

Publication number Publication date
JP3645890B2 (ja) 2005-05-11
US20030227598A1 (en) 2003-12-11
JP2004062137A (ja) 2004-02-26
EP1370089B1 (de) 2009-01-14
US6742898B2 (en) 2004-06-01
EP1370089A1 (de) 2003-12-10

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Legal Events

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