CN100476520C - 液晶显示装置及液晶冷却单元 - Google Patents

液晶显示装置及液晶冷却单元 Download PDF

Info

Publication number
CN100476520C
CN100476520C CNB2004100576169A CN200410057616A CN100476520C CN 100476520 C CN100476520 C CN 100476520C CN B2004100576169 A CNB2004100576169 A CN B2004100576169A CN 200410057616 A CN200410057616 A CN 200410057616A CN 100476520 C CN100476520 C CN 100476520C
Authority
CN
China
Prior art keywords
liquid crystal
light
cooling
crystal panel
cooling unit
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
CNB2004100576169A
Other languages
English (en)
Chinese (zh)
Other versions
CN1673809A (zh
Inventor
星野正和
大桥繁男
森田达雄
渡边克行
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.)
Maxell 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
Publication of CN1673809A publication Critical patent/CN1673809A/zh
Application granted granted Critical
Publication of CN100476520C publication Critical patent/CN100476520C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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

Landscapes

  • 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)
CNB2004100576169A 2004-03-26 2004-08-20 液晶显示装置及液晶冷却单元 Expired - Fee Related CN100476520C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004090804A JP4492174B2 (ja) 2004-03-26 2004-03-26 液晶表示装置
JP090804/2004 2004-03-26

Publications (2)

Publication Number Publication Date
CN1673809A CN1673809A (zh) 2005-09-28
CN100476520C true CN100476520C (zh) 2009-04-08

Family

ID=33095510

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100576169A Expired - Fee Related CN100476520C (zh) 2004-03-26 2004-08-20 液晶显示装置及液晶冷却单元

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108107656A (zh) * 2016-11-25 2018-06-01 精工爱普生株式会社 光学装置和投影仪

Families Citing this family (19)

* 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
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5170195A (en) * 1990-09-17 1992-12-08 Pioneer Electronic Corporation Cooling device for a liquid crystal panel
EP1315028A1 (en) * 2000-08-28 2003-05-28 Matsushita Electric Industrial Co., Ltd. Projection video device

Family Cites Families (11)

* 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
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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5170195A (en) * 1990-09-17 1992-12-08 Pioneer Electronic Corporation Cooling device for a liquid crystal panel
EP1315028A1 (en) * 2000-08-28 2003-05-28 Matsushita Electric Industrial Co., Ltd. Projection video device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108107656A (zh) * 2016-11-25 2018-06-01 精工爱普生株式会社 光学装置和投影仪
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

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
JP4492174B2 (ja) 2010-06-30
CN1673809A (zh) 2005-09-28
JP2005275189A (ja) 2005-10-06

Similar Documents

Publication Publication Date Title
JP4492174B2 (ja) 液晶表示装置
JP4227969B2 (ja) 投写型表示装置
TWI243272B (en) Optical device, optical unit and projector
US7703927B2 (en) Liquid crystal projector apparatus using heat exchanger and method of cooling liquid crystal projector apparatus
TWI235278B (en) Light source device and projector
TW591322B (en) Liquid crystal projector
US7961269B2 (en) Optical modulation element unit, projection optical unit, and image projection apparatus
TWI257522B (en) Optical device and projector
US6966653B2 (en) Cooling device and optical device and projector having the cooling device
CN110073144B (zh) 光源设备和投影显示设备
JPWO2002056110A1 (ja) プロジェクタ
JPWO2005036257A1 (ja) プロジェクタ
WO2002046834A1 (en) Liquid crystal display device and liquid crystal projector device
JP2000221599A (ja) 投射型表示装置
JP4860663B2 (ja) 液晶ユニット部の冷却方法
JP4196625B2 (ja) 電気光学装置並びに電子機器及び投射型表示装置
JP4048898B2 (ja) 液晶表示装置
TW200424982A (en) Electro-optical device encased in mounting case, projection display apparatus, and mounting case
JP3712326B2 (ja) 液晶表示装置
JP3367486B2 (ja) プロジェクタ
JP2003195254A (ja) 光学装置、およびこれを備えたプロジェクタ
JP2006017833A (ja) 液晶プロジェクタとその液晶パネル、及び、その液冷装置
JP7827185B1 (ja) 光変調モジュール、プロジェクター及び偏光ユニット
JP2007086140A (ja) 液晶プロジェクタ
WO2006003903A1 (ja) 液晶プロジェクタとその液晶パネルの液冷装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: HITACHI LTD.

Free format text: FORMER OWNER: HITACHI,LTD.

Effective date: 20130723

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20130723

Address after: Tokyo, Japan

Patentee after: Hitachi Consumer Electronics Co.,Ltd.

Address before: Tokyo, Japan

Patentee before: Hitachi Manufacturing Co., Ltd.

ASS Succession or assignment of patent right

Owner name: HITACHI MAXELL LTD.

Free format text: FORMER OWNER: HITACHI LTD.

Effective date: 20150401

TR01 Transfer of patent right

Effective date of registration: 20150401

Address after: Osaka, Japan

Patentee after: Hitachi Maxell, Ltd.

Address before: Tokyo, Japan

Patentee before: Hitachi Consumer Electronics Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090408

Termination date: 20170820

CF01 Termination of patent right due to non-payment of annual fee