DE602005006491D1 - Projektionsvideoanzeige - Google Patents

Projektionsvideoanzeige

Info

Publication number
DE602005006491D1
DE602005006491D1 DE602005006491T DE602005006491T DE602005006491D1 DE 602005006491 D1 DE602005006491 D1 DE 602005006491D1 DE 602005006491 T DE602005006491 T DE 602005006491T DE 602005006491 T DE602005006491 T DE 602005006491T DE 602005006491 D1 DE602005006491 D1 DE 602005006491D1
Authority
DE
Germany
Prior art keywords
video display
projection video
projection
display
video
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.)
Active
Application number
DE602005006491T
Other languages
English (en)
Inventor
Hirotake Horiguchi
Takeshi Higashino
Ryosuke Sato
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
Publication of DE602005006491D1 publication Critical patent/DE602005006491D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • H04N9/3141—Constructional details thereof
    • H04N9/3144—Cooling systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
DE602005006491T 2004-09-27 2005-09-23 Projektionsvideoanzeige Active DE602005006491D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004278743A JP2006091612A (ja) 2004-09-27 2004-09-27 投写型映像表示装置

Publications (1)

Publication Number Publication Date
DE602005006491D1 true DE602005006491D1 (de) 2008-06-19

Family

ID=35462542

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005006491T Active DE602005006491D1 (de) 2004-09-27 2005-09-23 Projektionsvideoanzeige

Country Status (5)

Country Link
US (1) US7527680B2 (de)
EP (1) EP1640797B1 (de)
JP (1) JP2006091612A (de)
CN (1) CN1755515B (de)
DE (1) DE602005006491D1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006091611A (ja) * 2004-09-27 2006-04-06 Sanyo Electric Co Ltd 投写型映像表示装置
JP5313444B2 (ja) 2006-10-03 2013-10-09 Ｎｅｃディスプレイソリューションズ株式会社 光源ランプ冷却装置と投射型表示装置
US8403498B2 (en) 2007-04-12 2013-03-26 Panasonic Corporation Projector, and its filter renewal control method
JP4826957B2 (ja) * 2007-05-31 2011-11-30 Ｎｅｃディスプレイソリューションズ株式会社 映像機器および電源制御方法
JP4407726B2 (ja) 2007-07-04 2010-02-03 セイコーエプソン株式会社 プロジェクタ、および制御方法
JP5076721B2 (ja) * 2007-08-08 2012-11-21 ソニー株式会社 プロジェクタおよびその制御方法
JP5130824B2 (ja) * 2007-08-10 2013-01-30 セイコーエプソン株式会社 プロジェクタおよび報知映像投写方法
JP5216280B2 (ja) * 2007-08-23 2013-06-19 三洋電機株式会社 フィルタ目詰まり検知機構及びそれを用いた投写型映像表示装置
US8292980B2 (en) * 2008-09-26 2012-10-23 Panasonic Corporation Dust capture device and projection type image display apparatus
WO2010109634A1 (ja) * 2009-03-26 2010-09-30 Ｎｅｃディスプレイソリューションズ株式会社 冷却装置の制御方法、冷却装置および投射型表示装置
EP2390385B1 (de) 2010-05-25 2015-05-06 Permelec Electrode Ltd. Anode für Elektrolyse und Verfahren zu deren Herstellung
JP5455275B2 (ja) * 2010-08-24 2014-03-26 Ｎｅｃディスプレイソリューションズ株式会社 画像表示装置および光源冷却方法
JP5643030B2 (ja) * 2010-08-30 2014-12-17 三洋電機株式会社 投写型表示装置
JP2012128282A (ja) * 2010-12-16 2012-07-05 Sanyo Electric Co Ltd 投写型映像表示装置
JP5790060B2 (ja) * 2011-03-25 2015-10-07 富士ゼロックス株式会社 画像形成装置
CN103197495B (zh) * 2012-01-04 2015-06-10 中强光电股份有限公司 气体过滤模块及投影装置
JP6168387B2 (ja) * 2013-02-26 2017-07-26 株式会社リコー 光源装置及びこれを備えた画像投射装置
JP2014209183A (ja) * 2013-03-27 2014-11-06 セイコーエプソン株式会社 エアフィルター及びプロジェクター
JP2015194716A (ja) * 2014-03-17 2015-11-05 セイコーエプソン株式会社 冷却装置、プロジェクター
JP6265831B2 (ja) * 2014-05-22 2018-01-24 三菱電機株式会社 液晶表示装置
CN107153320B (zh) * 2017-07-25 2019-09-24 新乡医学院 一种高对比度的lcd投影机
CN107153321B (zh) * 2017-07-25 2019-09-24 新乡医学院 一种长时间高稳定的lcd投影机
CN111443556B (zh) 2019-01-16 2021-10-15 中强光电股份有限公司 投影机及其焦距调整方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0365544U (de) 1989-10-25 1991-06-26
US5429649A (en) * 1992-04-14 1995-07-04 Robin; Roger C. Device for the detection of the clogging of an air filter
JP3159034B2 (ja) 1996-02-22 2001-04-23 タイガー魔法瓶株式会社 空気清浄機
JP2000153121A (ja) 1998-11-17 2000-06-06 Sony Corp フィルタの目詰まり判定制御回路
JP2001209125A (ja) 2000-01-21 2001-08-03 Hitachi Ltd 投写形表示装置
JP2001222065A (ja) 2000-02-07 2001-08-17 Sanyo Electric Co Ltd 冷却ファンを備えた電子機器
JP2002062589A (ja) 2000-08-16 2002-02-28 Sony Corp 目詰まり検知装置、映像表示装置および目詰まり検知方法
JP2002258237A (ja) * 2001-02-27 2002-09-11 Sanyo Electric Co Ltd 液晶プロジェクタ
JP2003005289A (ja) 2001-06-20 2003-01-08 Fujitsu General Ltd プロジェクタの冷却装置
US7261762B2 (en) * 2004-05-06 2007-08-28 Carrier Corporation Technique for detecting and predicting air filter condition

Also Published As

Publication number Publication date
JP2006091612A (ja) 2006-04-06
US20060065125A1 (en) 2006-03-30
US7527680B2 (en) 2009-05-05
EP1640797B1 (de) 2008-05-07
CN1755515A (zh) 2006-04-05
CN1755515B (zh) 2010-10-06
EP1640797A1 (de) 2006-03-29

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Legal Events

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8364 No opposition during term of opposition