DE60038655D1 - Rückprojektionsvorrichtung - Google Patents

Rückprojektionsvorrichtung

Info

Publication number
DE60038655D1
DE60038655D1 DE60038655T DE60038655T DE60038655D1 DE 60038655 D1 DE60038655 D1 DE 60038655D1 DE 60038655 T DE60038655 T DE 60038655T DE 60038655 T DE60038655 T DE 60038655T DE 60038655 D1 DE60038655 D1 DE 60038655D1
Authority
DE
Germany
Prior art keywords
projection apparatus
rear projection
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
DE60038655T
Other languages
English (en)
Other versions
DE60038655T2 (de
Inventor
Kazuhiro Arai
Syoichi Yoshii
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE60038655D1 publication Critical patent/DE60038655D1/de
Publication of DE60038655T2 publication Critical patent/DE60038655T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
DE60038655T 1999-07-01 2000-06-30 Rückprojektionsvorrichtung Expired - Lifetime DE60038655T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP18789499 1999-07-01
JP18789399 1999-07-01
JP18789499 1999-07-01
JP18789399 1999-07-01

Publications (2)

Publication Number Publication Date
DE60038655D1 true DE60038655D1 (de) 2008-06-05
DE60038655T2 DE60038655T2 (de) 2009-06-04

Family

ID=26504626

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60038655T Expired - Lifetime DE60038655T2 (de) 1999-07-01 2000-06-30 Rückprojektionsvorrichtung

Country Status (3)

Country Link
US (3) US6981771B1 (de)
EP (1) EP1065559B1 (de)
DE (1) DE60038655T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080055720A1 (en) * 2006-08-31 2008-03-06 Perkins Raymond T Optical Data Storage System with an Inorganic, Dielectric Grid Polarizer
US7570424B2 (en) * 2004-12-06 2009-08-04 Moxtek, Inc. Multilayer wire-grid polarizer
US7630133B2 (en) * 2004-12-06 2009-12-08 Moxtek, Inc. Inorganic, dielectric, grid polarizer and non-zero order diffraction grating
US7800823B2 (en) * 2004-12-06 2010-09-21 Moxtek, Inc. Polarization device to polarize and further control light
US20080055722A1 (en) * 2006-08-31 2008-03-06 Perkins Raymond T Optical Polarization Beam Combiner/Splitter with an Inorganic, Dielectric Grid Polarizer
US20080055719A1 (en) * 2006-08-31 2008-03-06 Perkins Raymond T Inorganic, Dielectric Grid Polarizer
US20080055549A1 (en) * 2006-08-31 2008-03-06 Perkins Raymond T Projection Display with an Inorganic, Dielectric Grid Polarizer
US20080055721A1 (en) * 2006-08-31 2008-03-06 Perkins Raymond T Light Recycling System with an Inorganic, Dielectric Grid Polarizer
US7961393B2 (en) * 2004-12-06 2011-06-14 Moxtek, Inc. Selectively absorptive wire-grid polarizer
KR20060131081A (ko) * 2005-06-15 2006-12-20 삼성전자주식회사 프로젝터용 착탈식 후면 투사 장치
US20070091452A1 (en) * 2005-10-25 2007-04-26 Scott Lerner Projection system and method
US7611250B2 (en) * 2005-10-27 2009-11-03 Chunghwa Picture Tubes, Ltd. Projector
US8755113B2 (en) * 2006-08-31 2014-06-17 Moxtek, Inc. Durable, inorganic, absorptive, ultra-violet, grid polarizer
US20080151198A1 (en) * 2006-12-22 2008-06-26 Texas Instruments Incorporated System and method for slim projection displays
JP4909141B2 (ja) * 2007-03-16 2012-04-04 三洋電機株式会社 投写型表示装置
US20100103517A1 (en) * 2008-10-29 2010-04-29 Mark Alan Davis Segmented film deposition
JP5360683B2 (ja) * 2009-04-01 2013-12-04 セイコーエプソン株式会社 プロジェクター
US8248696B2 (en) 2009-06-25 2012-08-21 Moxtek, Inc. Nano fractal diffuser
US8672427B2 (en) * 2010-01-25 2014-03-18 Pepsico, Inc. Video display for product merchandisers
US8611007B2 (en) 2010-09-21 2013-12-17 Moxtek, Inc. Fine pitch wire grid polarizer
US8913321B2 (en) 2010-09-21 2014-12-16 Moxtek, Inc. Fine pitch grid polarizer
US8913320B2 (en) 2011-05-17 2014-12-16 Moxtek, Inc. Wire grid polarizer with bordered sections
US8873144B2 (en) 2011-05-17 2014-10-28 Moxtek, Inc. Wire grid polarizer with multiple functionality sections
US8922890B2 (en) 2012-03-21 2014-12-30 Moxtek, Inc. Polarizer edge rib modification
WO2014188978A1 (ja) 2013-05-20 2014-11-27 シャープ株式会社 表示装置
JP2015055856A (ja) * 2013-09-13 2015-03-23 大日本印刷株式会社 背面投射型表示装置
US9632223B2 (en) 2013-10-24 2017-04-25 Moxtek, Inc. Wire grid polarizer with side region
JP6331366B2 (ja) * 2013-12-05 2018-05-30 コニカミノルタ株式会社 投影光学系用プリズムおよびそれを用いた光学系
KR102479811B1 (ko) 2016-06-13 2022-12-23 삼성전자주식회사 공기 조화기 및 공기 조화기의 제어방법

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848980A (en) * 1971-08-24 1974-11-19 Polaroid Corp Projector apparatus and system employing unique screen
GB1577175A (en) * 1977-07-13 1980-10-22 Hk Productions Ltd Display and reproduction of colour
US4516837A (en) * 1983-02-22 1985-05-14 Sperry Corporation Electro-optical switch for unpolarized optical signals
US4544946A (en) * 1983-04-21 1985-10-01 Rca Corporation Vertical color shift correction in a rear projection television screen
JPH01120192A (ja) * 1987-11-04 1989-05-12 Seiko Epson Corp 投写型表示装置
JP2569632B2 (ja) * 1987-11-26 1997-01-08 カシオ計算機株式会社 背面投影型ディスプレイ
US5097323A (en) * 1988-01-25 1992-03-17 Casio Computer Co., Ltd. Liquid crystal projector
US4995718A (en) * 1989-11-15 1991-02-26 Honeywell Inc. Full color three-dimensional projection display
JP2551854Y2 (ja) 1990-05-24 1997-10-27 富士写真フイルム株式会社 液晶プロジェクター
US5285287A (en) * 1991-06-14 1994-02-08 Mitsubishi Denki Kabushiki Kaisha Projecting method for picture display apparatus
JP2786796B2 (ja) * 1993-06-23 1998-08-13 シャープ株式会社 プロジェクター
US5506642A (en) * 1993-12-20 1996-04-09 Fujitsu Limited Projector with plastic mirror
JP2939860B2 (ja) 1995-01-24 1999-08-25 カシオ計算機株式会社 投影型液晶表示装置
US5751384A (en) 1995-05-23 1998-05-12 The Board Of Regents Of The University Of Colorado Color polarizers for polarizing an additive color spectrum along a first axis and it's compliment along a second axis
JP3637931B2 (ja) 1995-09-25 2005-04-13 ソニー株式会社 プロジェクタ装置
US6089718A (en) * 1996-10-30 2000-07-18 Seiko Epson Corporation Projection display device
JPH10186547A (ja) * 1996-10-30 1998-07-14 Seiko Epson Corp 投写型表示装置
JPH1164973A (ja) 1997-08-20 1999-03-05 Sanyo Electric Co Ltd 背面投写型表示装置
KR100524563B1 (ko) * 1997-09-09 2005-10-31 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 후방 투사형 디스플레이 장치
JPH11242118A (ja) * 1998-02-25 1999-09-07 Seiko Epson Corp 偏光分離素子、偏光変換素子および投写型表示装置
US6449089B1 (en) * 1998-03-30 2002-09-10 3M Innovative Properties Company Rear projection screen with enhanced contrast
JP3622500B2 (ja) * 1998-05-20 2005-02-23 株式会社富士通ゼネラル 液晶プロジェクタ装置
US6082861A (en) * 1998-09-16 2000-07-04 International Business Machines Corporation Optical system and method for high contrast projection display
JP2000227578A (ja) * 1998-11-12 2000-08-15 Fujitsu Ltd 投写型表示装置
US6217174B1 (en) * 1999-01-28 2001-04-17 Richard M. Knox Image projection
US6369010B1 (en) 1999-12-01 2002-04-09 Vinings Industries, Inc. Method and composition for preventing pitch deposits in paper mills using resinous mechanical pulps
EP1143744B1 (de) * 2000-03-17 2008-09-24 Hitachi, Ltd. Bildanzeigevorrichtung
US6805447B2 (en) * 2000-10-13 2004-10-19 Nec Viewtechnology Ltd. Rear projection display device and projecting method used for the same

Also Published As

Publication number Publication date
DE60038655T2 (de) 2009-06-04
US7264357B2 (en) 2007-09-04
US20060285082A1 (en) 2006-12-21
EP1065559B1 (de) 2008-04-23
US6981771B1 (en) 2006-01-03
US7329004B2 (en) 2008-02-12
US20060038963A1 (en) 2006-02-23
EP1065559A1 (de) 2001-01-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition