CN1577062A - 投影型显示装置 - Google Patents
投影型显示装置 Download PDFInfo
- Publication number
- CN1577062A CN1577062A CNA2004100310235A CN200410031023A CN1577062A CN 1577062 A CN1577062 A CN 1577062A CN A2004100310235 A CNA2004100310235 A CN A2004100310235A CN 200410031023 A CN200410031023 A CN 200410031023A CN 1577062 A CN1577062 A CN 1577062A
- Authority
- CN
- China
- Prior art keywords
- power supply
- cooled
- cooling fan
- cooling
- light
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims abstract description 137
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 238000007664 blowing Methods 0.000 claims description 2
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 72
- 230000000694 effects Effects 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 6
- 230000010287 polarization Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003192564 | 2003-07-07 | ||
JP2003192564A JP4265315B2 (ja) | 2003-07-07 | 2003-07-07 | 投射型表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1577062A true CN1577062A (zh) | 2005-02-09 |
CN100470363C CN100470363C (zh) | 2009-03-18 |
Family
ID=33562406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100310235A Expired - Fee Related CN100470363C (zh) | 2003-07-07 | 2004-04-07 | 投影型显示装置 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7252416B2 (zh) |
JP (1) | JP4265315B2 (zh) |
CN (1) | CN100470363C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101140411B (zh) * | 2006-09-05 | 2010-09-29 | 深圳华强三洋技术设计有限公司 | 投影装置 |
CN108427240A (zh) * | 2017-02-14 | 2018-08-21 | 中强光电股份有限公司 | 投影装置及传热模块 |
CN109643049A (zh) * | 2016-08-30 | 2019-04-16 | 索尼公司 | 投影显示装置 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4265315B2 (ja) * | 2003-07-07 | 2009-05-20 | 株式会社日立製作所 | 投射型表示装置 |
US7967826B2 (en) * | 2003-10-21 | 2011-06-28 | Theken Spine, Llc | Connector transfer tool for internal structure stabilization systems |
JP4175383B2 (ja) * | 2006-05-15 | 2008-11-05 | セイコーエプソン株式会社 | 電子機器 |
JP2007316319A (ja) * | 2006-05-25 | 2007-12-06 | Funai Electric Co Ltd | プロジェクタ |
JP2008003262A (ja) * | 2006-06-21 | 2008-01-10 | Toshiba Corp | 投射型表示装置及び投射型表示装置におけるランプユニットの冷却方法 |
US20100182794A1 (en) * | 2009-01-16 | 2010-07-22 | Hua-Jung Chiu | Spot light |
JP5332652B2 (ja) * | 2009-01-27 | 2013-11-06 | セイコーエプソン株式会社 | プロジェクター |
CN102033393B (zh) * | 2009-09-29 | 2012-08-15 | 三洋科技中心(深圳)有限公司 | 投影式显示装置 |
JP5678451B2 (ja) * | 2010-03-29 | 2015-03-04 | セイコーエプソン株式会社 | プロジェクター |
CN101866099B (zh) * | 2010-06-11 | 2012-05-23 | 深圳雅图数字视频技术有限公司 | 投影机电源组件冷却系统 |
JP5742401B2 (ja) * | 2011-04-07 | 2015-07-01 | セイコーエプソン株式会社 | プロジェクター |
US9389496B2 (en) | 2012-11-19 | 2016-07-12 | Seiko Epson Corporation | Projector with cooling unit |
JP6205864B2 (ja) * | 2013-06-04 | 2017-10-04 | セイコーエプソン株式会社 | プロジェクター |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3267233B2 (ja) | 1998-03-09 | 2002-03-18 | セイコーエプソン株式会社 | プロジェクタ |
JP2000081673A (ja) | 1999-09-27 | 2000-03-21 | Casio Comput Co Ltd | 液晶プロジェクタ |
JP3791303B2 (ja) * | 2000-06-12 | 2006-06-28 | セイコーエプソン株式会社 | プロジェクタ |
JP4554039B2 (ja) * | 2000-07-07 | 2010-09-29 | セイコーエプソン株式会社 | プロジェクタ |
JP2002122839A (ja) | 2000-10-19 | 2002-04-26 | Nec Viewtechnology Ltd | 液晶プロジェクタの冷却装置 |
JP3705138B2 (ja) | 2001-02-28 | 2005-10-12 | 松下電器産業株式会社 | 液晶プロジェクション装置 |
JP2002373524A (ja) | 2001-06-14 | 2002-12-26 | Seiko Epson Corp | 光源装置、その冷却装置およびプロジェクタ |
US6582082B2 (en) * | 2001-11-13 | 2003-06-24 | Prokia Technology Co., Ltd | Projection system including a compact optical engine having enhanced heat dissipating efficiency |
JP4265315B2 (ja) * | 2003-07-07 | 2009-05-20 | 株式会社日立製作所 | 投射型表示装置 |
-
2003
- 2003-07-07 JP JP2003192564A patent/JP4265315B2/ja not_active Expired - Fee Related
-
2004
- 2004-03-17 US US10/802,028 patent/US7252416B2/en active Active
- 2004-04-07 CN CNB2004100310235A patent/CN100470363C/zh not_active Expired - Fee Related
-
2007
- 2007-07-09 US US11/822,588 patent/US7364327B2/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101140411B (zh) * | 2006-09-05 | 2010-09-29 | 深圳华强三洋技术设计有限公司 | 投影装置 |
CN109643049A (zh) * | 2016-08-30 | 2019-04-16 | 索尼公司 | 投影显示装置 |
CN109643049B (zh) * | 2016-08-30 | 2021-10-08 | 索尼公司 | 投影显示装置 |
CN108427240A (zh) * | 2017-02-14 | 2018-08-21 | 中强光电股份有限公司 | 投影装置及传热模块 |
Also Published As
Publication number | Publication date |
---|---|
US7252416B2 (en) | 2007-08-07 |
CN100470363C (zh) | 2009-03-18 |
US7364327B2 (en) | 2008-04-29 |
US20050007788A1 (en) | 2005-01-13 |
JP4265315B2 (ja) | 2009-05-20 |
JP2005031106A (ja) | 2005-02-03 |
US20070258054A1 (en) | 2007-11-08 |
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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: 20130820 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130820 Address after: Tokyo, Japan Patentee after: HITACHI CONSUMER ELECTRONICS Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: HITACHI MAXELL LTD. Free format text: FORMER OWNER: HITACHI LTD. Effective date: 20150310 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150310 Address after: Osaka Japan Patentee after: Hitachi Maxell, Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Consumer Electronics Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180306 Address after: Kyoto Japan Patentee after: MAXELL, Ltd. Address before: Osaka Japan Patentee before: Hitachi Maxell, Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Kyoto Japan Patentee after: MAXELL, Ltd. Address before: Kyoto Japan Patentee before: MAXELL HOLDINGS, Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220523 Address after: Kyoto Japan Patentee after: MAXELL HOLDINGS, Ltd. Address before: Kyoto Japan Patentee before: MAXELL, Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 |