JP4492174B2 - 液晶表示装置 - Google Patents

液晶表示装置 Download PDF

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Publication number
JP4492174B2
JP4492174B2 JP2004090804A JP2004090804A JP4492174B2 JP 4492174 B2 JP4492174 B2 JP 4492174B2 JP 2004090804 A JP2004090804 A JP 2004090804A JP 2004090804 A JP2004090804 A JP 2004090804A JP 4492174 B2 JP4492174 B2 JP 4492174B2
Authority
JP
Japan
Prior art keywords
liquid crystal
cooling
crystal panel
panel module
polarizing film
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 - Fee Related
Application number
JP2004090804A
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English (en)
Japanese (ja)
Other versions
JP2005275189A5 (enExample
JP2005275189A (ja
Inventor
正和 星野
繁男 大橋
達雄 森田
克行 渡辺
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2004090804A priority Critical patent/JP4492174B2/ja
Priority to US10/919,289 priority patent/US7210789B2/en
Priority to GB0418475A priority patent/GB2412476B/en
Priority to CNB2004100576169A priority patent/CN100476520C/zh
Publication of JP2005275189A publication Critical patent/JP2005275189A/ja
Publication of JP2005275189A5 publication Critical patent/JP2005275189A5/ja
Application granted granted Critical
Publication of JP4492174B2 publication Critical patent/JP4492174B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
    • 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
    • G03B21/16—Cooling; Preventing overheating

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
JP2004090804A 2004-03-26 2004-03-26 液晶表示装置 Expired - Fee Related JP4492174B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004090804A JP4492174B2 (ja) 2004-03-26 2004-03-26 液晶表示装置
US10/919,289 US7210789B2 (en) 2004-03-26 2004-08-17 Liquid crystal display device and liquid crystal cooling unit
GB0418475A GB2412476B (en) 2004-03-26 2004-08-18 Liquid crystal display device and liquid crystal cooling unit
CNB2004100576169A CN100476520C (zh) 2004-03-26 2004-08-20 液晶显示装置及液晶冷却单元

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004090804A JP4492174B2 (ja) 2004-03-26 2004-03-26 液晶表示装置

Publications (3)

Publication Number Publication Date
JP2005275189A JP2005275189A (ja) 2005-10-06
JP2005275189A5 JP2005275189A5 (enExample) 2006-07-20
JP4492174B2 true JP4492174B2 (ja) 2010-06-30

Family

ID=33095510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004090804A Expired - Fee Related JP4492174B2 (ja) 2004-03-26 2004-03-26 液晶表示装置

Country Status (4)

Country Link
US (1) US7210789B2 (enExample)
JP (1) JP4492174B2 (enExample)
CN (1) CN100476520C (enExample)
GB (1) GB2412476B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060245214A1 (en) * 2005-04-29 2006-11-02 Kim Won-Nyun Liquid crystal display having heat dissipation device
JP2009047969A (ja) * 2007-08-21 2009-03-05 Seiko Epson Corp プロジェクタおよび表示装置
DE102008010784B3 (de) * 2008-02-24 2009-05-20 Lorenzen, Dirk, Dr. Wärmeabfuhrtechnisch polyvalente Wärmeübertragungsvorrichtung für wenigstens ein Halbleiterbauelement sowie zugehöriges Test- und Betriebsverfahren
JP2010230725A (ja) * 2009-03-25 2010-10-14 Seiko Epson Corp プロジェクター
CN102498329A (zh) * 2009-09-15 2012-06-13 夏普株式会社 照明装置、显示装置以及电视接收装置
US9185371B2 (en) * 2011-02-09 2015-11-10 Hitachi Maxell, Ltd. Liquid crystal projector having shade member preventing deterioration of polarizing plate
ES2561608T3 (es) * 2013-09-13 2016-02-29 Dmg Mori Aktiengesellschaft Pupitre de mando con un canal de refrigeración para una máquina herramienta de control numérico
DE102014206586A1 (de) * 2014-04-04 2015-10-08 Robert Bosch Gmbh Anzeigebaugruppe für ein Sichtfeldanzeigegerät und Verfahren zum Betreiben derselben
DE102014221538A1 (de) * 2014-10-23 2016-04-28 Continental Automotive Gmbh Head-up-Display
CN106814525A (zh) * 2015-11-30 2017-06-09 深圳市光峰光电技术有限公司 一种散热装置、投影机及投影系统
DE102015225116B4 (de) 2015-12-14 2023-09-07 Robert Bosch Gmbh Vorrichtung zur Kühlung eines optischen Elements
JP2018084726A (ja) * 2016-11-25 2018-05-31 セイコーエプソン株式会社 光学装置およびプロジェクター
CN108107656B (zh) * 2016-11-25 2021-03-12 精工爱普生株式会社 光学装置和投影仪
JP6885034B2 (ja) * 2016-11-25 2021-06-09 セイコーエプソン株式会社 光学装置およびプロジェクター
JP6805751B2 (ja) * 2016-11-25 2020-12-23 セイコーエプソン株式会社 光学装置およびプロジェクター
JP6504470B2 (ja) * 2016-12-22 2019-04-24 有限会社和氣製作所 受熱器およびその製造方法
DE102018126476B4 (de) * 2018-10-24 2021-08-19 Valeo Schalter Und Sensoren Gmbh Head-up-Display und Fahrzeug mit Head-up-Display
JP7570025B2 (ja) * 2020-08-06 2024-10-21 パナソニックＩｐマネジメント株式会社 投写型画像表示装置
CN111948840A (zh) * 2020-09-03 2020-11-17 深圳市合力泰光电有限公司 一种除噪声贴合机
CN113917727A (zh) * 2021-10-25 2022-01-11 宁波市磐一电子技术有限公司 一种适用于大尺寸液晶屏的散热装置及其生产方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0758372B2 (ja) * 1985-12-20 1995-06-21 カシオ計算機株式会社 液晶表示装置
US5170195A (en) * 1990-09-17 1992-12-08 Pioneer Electronic Corporation Cooling device for a liquid crystal panel
JPH05264947A (ja) * 1992-03-17 1993-10-15 Fujitsu General Ltd 投写装置の冷却装置
JPH11119202A (ja) * 1997-10-13 1999-04-30 Hitachi Ltd 液晶表示装置
JPH11282361A (ja) * 1998-03-27 1999-10-15 Mitsubishi Electric Corp 画像表示装置
JP3443549B2 (ja) 1998-03-27 2003-09-02 京セラ株式会社 偏光板
JP2001022012A (ja) * 1999-07-12 2001-01-26 Hitachi Ltd 投写形表示装置、画像合成光学系及び画像合成光学系の組立方法
EP1315028B8 (en) * 2000-08-28 2009-01-14 Panasonic Corporation Projection video device
JP4665081B2 (ja) * 2000-10-31 2011-04-06 並木精密宝石株式会社 液晶プロジェクタ用サファイヤ基板
JPWO2002056110A1 (ja) * 2001-01-15 2004-05-20 セイコーエプソン株式会社 プロジェクタ
TW567742B (en) 2001-03-22 2003-12-21 Ind Tech Res Inst Cooling apparatus of liquid crystal projector
JP3791352B2 (ja) 2001-05-31 2006-06-28 セイコーエプソン株式会社 液冷システム及び液晶プロジェクタ
US20050007556A1 (en) * 2003-02-04 2005-01-13 Seiko Epson Corporation Optical device and projector

Also Published As

Publication number Publication date
US7210789B2 (en) 2007-05-01
GB0418475D0 (en) 2004-09-22
US20050213018A1 (en) 2005-09-29
GB2412476B (en) 2006-03-22
GB2412476A (en) 2005-09-28
CN100476520C (zh) 2009-04-08
CN1673809A (zh) 2005-09-28
JP2005275189A (ja) 2005-10-06

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