DE69734902D1 - Projektionsanzeigegerät - Google Patents
ProjektionsanzeigegerätInfo
- Publication number
- DE69734902D1 DE69734902D1 DE69734902T DE69734902T DE69734902D1 DE 69734902 D1 DE69734902 D1 DE 69734902D1 DE 69734902 T DE69734902 T DE 69734902T DE 69734902 T DE69734902 T DE 69734902T DE 69734902 D1 DE69734902 D1 DE 69734902D1
- Authority
- DE
- Germany
- Prior art keywords
- display device
- projection display
- projection
- display
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
-
- 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
-
- 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
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
-
- 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
- G03B21/145—Housing details, e.g. position adjustments thereof
-
- 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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
-
- 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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26495196 | 1996-10-04 | ||
JP26495196 | 1996-10-04 | ||
JP28569096 | 1996-10-28 | ||
JP28569096 | 1996-10-28 | ||
JP22954197A JP3598752B2 (ja) | 1996-10-04 | 1997-08-26 | 投写型表示装置 |
JP22954197 | 1997-08-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69734902D1 true DE69734902D1 (de) | 2006-01-19 |
DE69734902T2 DE69734902T2 (de) | 2006-06-29 |
Family
ID=27331541
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69726537T Expired - Lifetime DE69726537T2 (de) | 1996-10-04 | 1997-10-03 | Projektionsanzeigevorrichtung |
DE69734902T Expired - Lifetime DE69734902T2 (de) | 1996-10-04 | 1997-10-03 | Projektionsanzeigegerät |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69726537T Expired - Lifetime DE69726537T2 (de) | 1996-10-04 | 1997-10-03 | Projektionsanzeigevorrichtung |
Country Status (7)
Country | Link |
---|---|
US (3) | US5951136A (de) |
EP (2) | EP0834765B1 (de) |
JP (1) | JP3598752B2 (de) |
KR (1) | KR100490181B1 (de) |
CN (2) | CN1492277A (de) |
DE (2) | DE69726537T2 (de) |
TW (1) | TW365407U (de) |
Families Citing this family (71)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4003234B2 (ja) | 1996-04-10 | 2007-11-07 | セイコーエプソン株式会社 | 投写型表示装置 |
DE69734026T2 (de) * | 1996-10-04 | 2006-03-30 | Seiko Epson Corp. | Projektionsanzeigevorrichtung |
JP3900612B2 (ja) * | 1997-09-03 | 2007-04-04 | ソニー株式会社 | ホログラフィックステレオグラム作製装置 |
US6290360B1 (en) | 1997-11-20 | 2001-09-18 | Hitachi, Ltd. | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same |
US6186629B1 (en) * | 1997-12-22 | 2001-02-13 | Sony Corporation | Optical device and display apparatus |
JP3471611B2 (ja) * | 1998-06-10 | 2003-12-02 | Necビューテクノロジー株式会社 | プロジェクタ装置 |
US6409347B1 (en) * | 1998-06-11 | 2002-06-25 | Seiko Epson Corporation | Projector, circuit board, and electronic device provided with said circuit board |
JP3613010B2 (ja) | 1998-06-23 | 2005-01-26 | セイコーエプソン株式会社 | 投写型表示装置 |
JP3531479B2 (ja) * | 1998-06-30 | 2004-05-31 | セイコーエプソン株式会社 | 投射型表示装置 |
JP4006833B2 (ja) | 1998-07-03 | 2007-11-14 | 株式会社日立製作所 | 光学装置 |
JP2000031222A (ja) * | 1998-07-07 | 2000-01-28 | Mitsubishi Materials Corp | バーンイン検査治具 |
JP3675195B2 (ja) * | 1998-10-01 | 2005-07-27 | セイコーエプソン株式会社 | 光学部品用筐体およびこれを用いた投写型表示装置 |
US6481854B1 (en) * | 1998-12-28 | 2002-11-19 | Fujitsu Limited | Projection type display apparatus having air cooling arrangement |
US20060158735A1 (en) * | 2004-02-20 | 2006-07-20 | Tonar William L | Electro-optic device having a self-cleaning hydrophilic coating |
US6193378B1 (en) * | 1999-06-25 | 2001-02-27 | Gentex Corporation | Electrochromic device having a self-cleaning hydrophilic coating |
EP1065552B1 (de) * | 1999-06-29 | 2008-07-16 | Sony Corporation | Kühlsystem von Projektions-Anzeigevorrichtungen |
JP2001222066A (ja) * | 2000-02-09 | 2001-08-17 | Sony Corp | プロジェクタ装置 |
US6472828B1 (en) * | 2000-06-23 | 2002-10-29 | Infocus Corporation | Control for projector lamp heat dissipation |
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 |
JP3888045B2 (ja) * | 2000-07-24 | 2007-02-28 | セイコーエプソン株式会社 | 投写型表示装置 |
JP3642014B2 (ja) * | 2000-08-22 | 2005-04-27 | セイコーエプソン株式会社 | プロジェクタ |
US6726336B2 (en) | 2001-01-12 | 2004-04-27 | Sony Corporation | Projector having a hinged front cover with a loudspeaker |
JP2002258249A (ja) * | 2001-03-05 | 2002-09-11 | Nec Corp | 液晶表示装置及びその組み立て方法 |
JPWO2002097529A1 (ja) * | 2001-05-28 | 2004-09-16 | セイコーエプソン株式会社 | プロジェクタ |
JP2003215702A (ja) * | 2002-01-23 | 2003-07-30 | Seiko Epson Corp | プロジェクタ |
JP3815382B2 (ja) * | 2002-06-07 | 2006-08-30 | セイコーエプソン株式会社 | 表示パネル積層体、ケース、表示パネルモジュール及び投射型表示装置並びに表示パネルモジュールの冷却方法 |
CN1705909A (zh) * | 2002-10-18 | 2005-12-07 | 精工爱普生株式会社 | 照明装置、排气单元和具备该装置和单元的投影机 |
JPWO2004036308A1 (ja) * | 2002-10-18 | 2006-02-23 | セイコーエプソン株式会社 | 照明装置、排気ユニットおよびこれを備えたプロジェクタ |
TW549472U (en) * | 2003-01-08 | 2003-08-21 | Microtek Int Inc | Projector having retractable housings |
JP3829813B2 (ja) * | 2003-02-25 | 2006-10-04 | セイコーエプソン株式会社 | プロジェクタ |
EP1639407A4 (de) * | 2003-06-02 | 2011-01-05 | Seiko Epson Corp | Geätzte entlüftungssiebe |
TWM244484U (en) * | 2003-06-24 | 2004-09-21 | Coretronic Corp | Intake structure |
KR100601639B1 (ko) * | 2003-06-24 | 2006-07-14 | 삼성전자주식회사 | 화상투사장치 |
JP4388335B2 (ja) * | 2003-09-19 | 2009-12-24 | 株式会社日立製作所 | 液晶プロジェクタ |
US20050286132A1 (en) * | 2003-10-30 | 2005-12-29 | Tonar William L | Electrochromic device having a self-cleaning hydrophilic coating with a controlled surface morphology |
ATE520051T1 (de) * | 2003-10-30 | 2011-08-15 | Gentex Corp | Elektrochromische einrichtung mit selbstreinigender hydrophiler beschichtung mit einer säurebeständigen unterschicht |
JP4204500B2 (ja) * | 2004-03-23 | 2009-01-07 | 三洋電機株式会社 | 投写型映像表示装置 |
JP2005275200A (ja) * | 2004-03-26 | 2005-10-06 | Sanyo Electric Co Ltd | 投写型映像表示装置 |
US7128421B2 (en) * | 2004-03-29 | 2006-10-31 | Infocus Corporation | Thermal management of projection apparatus |
KR100534139B1 (ko) * | 2004-05-12 | 2005-12-08 | 삼성전자주식회사 | 영상투사장치 |
KR100595556B1 (ko) * | 2004-05-19 | 2006-07-03 | 엘지전자 주식회사 | 엘씨디 프로젝션 텔레비전의 냉각장치 |
JP4585820B2 (ja) * | 2004-09-17 | 2010-11-24 | キヤノン株式会社 | 光源装置、光学装置および画像投射装置 |
US7172320B1 (en) * | 2004-12-01 | 2007-02-06 | Vaconics Lighting, Inc. | Low profile module and frame assembly for arc lamps |
CN100465773C (zh) * | 2004-12-03 | 2009-03-04 | 中强光电股份有限公司 | 投影仪 |
JP2006308956A (ja) * | 2005-04-28 | 2006-11-09 | Casio Comput Co Ltd | プロジェクタ |
JP4229087B2 (ja) * | 2005-05-26 | 2009-02-25 | ソニー株式会社 | 投射型表示装置 |
JP5028001B2 (ja) * | 2005-09-13 | 2012-09-19 | キヤノン株式会社 | 画像投射装置 |
JP2007316319A (ja) * | 2006-05-25 | 2007-12-06 | Funai Electric Co Ltd | プロジェクタ |
KR101053848B1 (ko) * | 2006-06-19 | 2011-08-04 | 삼성전자주식회사 | 영상투사장치 |
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 |
JP4832249B2 (ja) * | 2006-10-19 | 2011-12-07 | 三洋電機株式会社 | 電源冷却機構及びそれを用いた投写型映像表示装置 |
JP4985069B2 (ja) * | 2007-04-12 | 2012-07-25 | ソニー株式会社 | 投射型表示装置 |
JP2008298812A (ja) * | 2007-05-29 | 2008-12-11 | Sony Corp | 液晶プロジェクタ装置 |
CN101650517B (zh) * | 2008-08-11 | 2011-03-23 | 鸿富锦精密工业(深圳)有限公司 | 投影机 |
JP4631960B2 (ja) * | 2008-10-31 | 2011-02-16 | カシオ計算機株式会社 | プロジェクタ |
JP5526616B2 (ja) * | 2009-06-18 | 2014-06-18 | セイコーエプソン株式会社 | プロジェクター |
CN102472954B (zh) | 2009-07-21 | 2014-12-24 | Nec显示器解决方案株式会社 | 电子装置 |
JP5533233B2 (ja) * | 2010-05-17 | 2014-06-25 | 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*** |
WO2013070833A1 (en) | 2011-11-08 | 2013-05-16 | Taishita LLC | Portable multiuse projector with fiber optic projection |
JP5867037B2 (ja) | 2011-12-07 | 2016-02-24 | セイコーエプソン株式会社 | プロジェクター |
TWI503616B (zh) * | 2013-09-18 | 2015-10-11 | Qisda Corp | 投影機 |
JP5733441B2 (ja) * | 2014-02-24 | 2015-06-10 | セイコーエプソン株式会社 | プロジェクター |
JP5983787B2 (ja) * | 2015-01-09 | 2016-09-06 | ウシオ電機株式会社 | 偏光光照射装置及び光配向装置 |
JP2016177231A (ja) * | 2015-03-23 | 2016-10-06 | セイコーエプソン株式会社 | 導光装置、頭部搭載型ディスプレイ、及び導光装置の製造方法 |
CN104834167A (zh) * | 2015-05-12 | 2015-08-12 | 苏州佳世达光电有限公司 | 投影装置 |
JP6701732B2 (ja) * | 2015-12-29 | 2020-05-27 | セイコーエプソン株式会社 | 光源装置、照明装置及びプロジェクター |
CN107632484A (zh) * | 2017-10-24 | 2018-01-26 | 深圳第创想电子商务有限公司 | 一种投影显示设备 |
KR102141545B1 (ko) * | 2018-12-05 | 2020-08-06 | 주식회사 아보네 | 고출력 그림자 광고 시스템 |
JP7452293B2 (ja) | 2020-07-02 | 2024-03-19 | セイコーエプソン株式会社 | プロジェクター |
CN214540347U (zh) * | 2021-05-12 | 2021-10-29 | 中强光电股份有限公司 | 投影装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4952925A (en) * | 1988-01-25 | 1990-08-28 | Bernd Haastert | Projectable passive liquid-crystal flat screen information centers |
EP0526653A1 (de) * | 1991-02-22 | 1993-02-10 | Seiko Epson Corporation | Flüssigkristall projektor |
US5381278A (en) * | 1991-05-07 | 1995-01-10 | Canon Kabushiki Kaisha | Polarization conversion unit, polarization illumination apparatus provided with the unit, and projector provided with the apparatus |
JP2765471B2 (ja) * | 1994-02-15 | 1998-06-18 | 日本電気株式会社 | 投写型液晶表示装置 |
JPH0868978A (ja) * | 1994-08-26 | 1996-03-12 | Casio Comput Co Ltd | 液晶プロジェクタ |
JPH0843785A (ja) * | 1994-08-02 | 1996-02-16 | Casio Comput Co Ltd | 液晶プロジェクタ |
US5666171A (en) * | 1994-08-02 | 1997-09-09 | Casio Computer Co., Ltd. | Liquid crystal image projector |
JP3531233B2 (ja) * | 1994-09-26 | 2004-05-24 | 富士写真光機株式会社 | 液晶プロジェクタ用冷却装置 |
JPH08114765A (ja) * | 1994-10-15 | 1996-05-07 | Fujitsu Ltd | 偏光分離・変換素子並びにこれを用いた偏光照明装置及び投射型表示装置 |
DE69534999T2 (de) * | 1994-12-27 | 2007-03-15 | Seiko Epson Corp. | Prismeneinheit und diese verwendende Projektionsanzeigevorrichtung |
JP2785737B2 (ja) * | 1995-03-28 | 1998-08-13 | セイコーエプソン株式会社 | プロジェクタ |
JP3624456B2 (ja) * | 1995-03-30 | 2005-03-02 | セイコーエプソン株式会社 | 投写型表示装置 |
-
1997
- 1997-08-26 JP JP22954197A patent/JP3598752B2/ja not_active Expired - Lifetime
- 1997-08-28 TW TW087215996U patent/TW365407U/zh unknown
- 1997-09-30 CN CNA021243689A patent/CN1492277A/zh active Pending
- 1997-09-30 CN CN97119811A patent/CN1105453C/zh not_active Expired - Lifetime
- 1997-10-01 KR KR1019970050761A patent/KR100490181B1/ko not_active IP Right Cessation
- 1997-10-03 EP EP97307835A patent/EP0834765B1/de not_active Expired - Lifetime
- 1997-10-03 US US08/943,730 patent/US5951136A/en not_active Ceased
- 1997-10-03 DE DE69726537T patent/DE69726537T2/de not_active Expired - Lifetime
- 1997-10-03 DE DE69734902T patent/DE69734902T2/de not_active Expired - Lifetime
- 1997-10-03 EP EP03076890A patent/EP1359462B1/de not_active Expired - Lifetime
-
1999
- 1999-07-29 US US09/362,660 patent/US6203158B1/en not_active Expired - Lifetime
-
2001
- 2001-09-13 US US09/941,935 patent/USRE38006E1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1359462B1 (de) | 2005-12-14 |
EP1359462A2 (de) | 2003-11-05 |
KR19980032467A (ko) | 1998-07-25 |
CN1105453C (zh) | 2003-04-09 |
EP0834765A1 (de) | 1998-04-08 |
DE69726537D1 (de) | 2004-01-15 |
EP0834765B1 (de) | 2003-12-03 |
EP1359462A3 (de) | 2004-11-03 |
TW365407U (en) | 1999-07-21 |
USRE38006E1 (en) | 2003-02-25 |
CN1492277A (zh) | 2004-04-28 |
US6203158B1 (en) | 2001-03-20 |
CN1187634A (zh) | 1998-07-15 |
US5951136A (en) | 1999-09-14 |
JP3598752B2 (ja) | 2004-12-08 |
JPH10186511A (ja) | 1998-07-14 |
DE69726537T2 (de) | 2004-06-03 |
KR100490181B1 (ko) | 2005-09-12 |
DE69734902T2 (de) | 2006-06-29 |
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