JP4006833B2 - 光学装置 - Google Patents

光学装置 Download PDF

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Publication number
JP4006833B2
JP4006833B2 JP18937298A JP18937298A JP4006833B2 JP 4006833 B2 JP4006833 B2 JP 4006833B2 JP 18937298 A JP18937298 A JP 18937298A JP 18937298 A JP18937298 A JP 18937298A JP 4006833 B2 JP4006833 B2 JP 4006833B2
Authority
JP
Japan
Prior art keywords
light
light valve
valve means
air
optical device
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
Application number
JP18937298A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000019496A5 (enExample
JP2000019496A (ja
Inventor
健二 布施
幹夫 白石
康男 大塚
信行 賀来
英博 池田
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 JP18937298A priority Critical patent/JP4006833B2/ja
Priority to TW088110354A priority patent/TW491953B/zh
Priority to KR1019990025546A priority patent/KR100343911B1/ko
Priority to US09/347,454 priority patent/US6280038B1/en
Publication of JP2000019496A publication Critical patent/JP2000019496A/ja
Priority to KR1020010042551A priority patent/KR100352751B1/ko
Priority to US09/911,806 priority patent/US6431710B2/en
Priority to US10/109,663 priority patent/US6857749B2/en
Publication of JP2000019496A5 publication Critical patent/JP2000019496A5/ja
Priority to US11/055,482 priority patent/US7021768B2/en
Priority to US11/385,744 priority patent/US7175284B2/en
Priority to US11/699,421 priority patent/US7441904B2/en
Application granted granted Critical
Publication of JP4006833B2 publication Critical patent/JP4006833B2/ja
Priority to US12/289,018 priority patent/US7832871B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP18937298A 1998-07-03 1998-07-03 光学装置 Expired - Lifetime JP4006833B2 (ja)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP18937298A JP4006833B2 (ja) 1998-07-03 1998-07-03 光学装置
TW088110354A TW491953B (en) 1998-07-03 1999-06-21 Optical equipment
KR1019990025546A KR100343911B1 (ko) 1998-07-03 1999-06-29 광학 장치
US09/347,454 US6280038B1 (en) 1998-07-03 1999-07-06 Optical equipment
KR1020010042551A KR100352751B1 (ko) 1998-07-03 2001-07-14 광학 장치
US09/911,806 US6431710B2 (en) 1998-07-03 2001-07-25 Optical apparatus
US10/109,663 US6857749B2 (en) 1998-07-03 2002-04-01 Projection type display apparatus
US11/055,482 US7021768B2 (en) 1998-07-03 2005-02-11 Optical apparatus
US11/385,744 US7175284B2 (en) 1998-07-03 2006-03-22 Projection type display apparatus
US11/699,421 US7441904B2 (en) 1998-07-03 2007-01-30 Projection type display apparatus with ventilation
US12/289,018 US7832871B2 (en) 1998-07-03 2008-10-17 Optical equipment with at least first and second ventilation paths

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18937298A JP4006833B2 (ja) 1998-07-03 1998-07-03 光学装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2003206636A Division JP2004094222A (ja) 2003-08-08 2003-08-08 光学装置
JP2006306133A Division JP4067029B2 (ja) 2006-11-13 2006-11-13 光学装置

Publications (3)

Publication Number Publication Date
JP2000019496A JP2000019496A (ja) 2000-01-21
JP2000019496A5 JP2000019496A5 (enExample) 2004-08-26
JP4006833B2 true JP4006833B2 (ja) 2007-11-14

Family

ID=16240226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18937298A Expired - Lifetime JP4006833B2 (ja) 1998-07-03 1998-07-03 光学装置

Country Status (4)

Country Link
US (7) US6280038B1 (enExample)
JP (1) JP4006833B2 (enExample)
KR (2) KR100343911B1 (enExample)
TW (1) TW491953B (enExample)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4006833B2 (ja) * 1998-07-03 2007-11-14 株式会社日立製作所 光学装置
TW403854B (en) * 1998-11-10 2000-09-01 Seiko Epson Corp Projection type display device
JP2000231154A (ja) * 1999-02-10 2000-08-22 Hitachi Ltd 表示装置及び表示光学系部
JP3414341B2 (ja) * 1999-04-23 2003-06-09 セイコーエプソン株式会社 プロジェクタ
EP1965247B1 (en) * 1999-06-29 2012-04-25 Sony Corporation Projection display devices with air cooling system
JP2001092009A (ja) * 1999-09-17 2001-04-06 Sony Corp プロジェクタ装置
US6398366B1 (en) * 1999-10-15 2002-06-04 Sony Corporation Image display apparatus of the projection type
FR2802309B1 (fr) * 1999-12-10 2002-01-18 Thomson Multimedia Sa Perfectionnement aux projecteurs d'images
JP2001174811A (ja) * 1999-12-16 2001-06-29 Fuji Photo Optical Co Ltd 照明光学系およびこれを用いた投射型画像表示装置
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
KR100361488B1 (ko) * 2000-06-16 2002-11-18 엘지전자 주식회사 엘씨디 프로젝터의 램프 및 램프냉각장치
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
NO20005115A (no) * 2000-10-11 2002-03-25 Baard Eker Ind Design As Anordning ved projektor
US6840629B2 (en) * 2000-11-14 2005-01-11 Yamaha Corporation Ventilating structure and mounting structure for electronic apparatus
JP3870694B2 (ja) * 2000-12-08 2007-01-24 セイコーエプソン株式会社 プロジェクタ
US6422703B1 (en) * 2000-12-18 2002-07-23 Prokia Technology Co., Ltd. Projection display with twin-blower heat-dissipating system
KR100421859B1 (ko) * 2001-03-06 2004-03-09 엘지전자 주식회사 투사형 영상표시기기의 광학계
US6623125B2 (en) * 2001-03-07 2003-09-23 Delta Electronics, Inc. Heat-dissipating device for liquid crystal display projector
JP3563384B2 (ja) 2001-11-08 2004-09-08 大日本スクリーン製造株式会社 画像記録装置
US6582082B2 (en) * 2001-11-13 2003-06-24 Prokia Technology Co., Ltd Projection system including a compact optical engine having enhanced heat dissipating efficiency
TW524317U (en) * 2001-12-06 2003-03-11 Optoma Coporation Cooling airway device of opto-mechanical engine illuminating system
TW524319U (en) * 2002-03-22 2003-03-11 Coretronic Corp Heat dissipating structure of projector
TW514352U (en) * 2002-03-22 2002-12-11 Coretronic Corp Heat sink for light machine imaging assembly
US7018048B2 (en) * 2002-07-10 2006-03-28 Seiko Epson Corporation Projector exhaust fan
JP3639271B2 (ja) * 2002-07-30 2005-04-20 株式会社東芝 投射型表示装置及び送風装置
US6966655B2 (en) * 2002-10-11 2005-11-22 Sony Corporation Projection type display device
US20050007556A1 (en) * 2003-02-04 2005-01-13 Seiko Epson Corporation Optical device and projector
US7073912B2 (en) * 2003-02-13 2006-07-11 Seiko Epson Corporation Optical parts casing and projector
US20040206036A1 (en) * 2003-02-24 2004-10-21 Valinge Aluminium Ab Floorboard and method for manufacturing thereof
CN100425347C (zh) * 2003-06-02 2008-10-15 富可视公司 吹风机系统
JP4265289B2 (ja) * 2003-06-05 2009-05-20 株式会社日立製作所 投写型表示装置
TWM244484U (en) * 2003-06-24 2004-09-21 Coretronic Corp Intake structure
TW200534325A (en) * 2004-04-07 2005-10-16 Coretronic Corp Illuminant cooling apparatus
WO2005109871A1 (en) * 2004-05-08 2005-11-17 Samsung Electronics Co., Ltd. Projection television
JP2006189650A (ja) * 2005-01-06 2006-07-20 Toshiba Corp 投写型表示装置および冷却構造
JP4428242B2 (ja) * 2005-01-28 2010-03-10 セイコーエプソン株式会社 リアプロジェクタ
US7384155B2 (en) * 2005-01-28 2008-06-10 Seiko Epson Corporation Image display
JP2006276832A (ja) * 2005-03-03 2006-10-12 Seiko Epson Corp プロジェクタ
EP1864490B1 (en) 2005-03-30 2013-02-20 LG Electronics Inc. Cooling system for a thin projector
JP2006292900A (ja) * 2005-04-08 2006-10-26 Hitachi Ltd 投写光学ユニット及びそれを用いた投写型映像表示装置
GB0511692D0 (en) * 2005-06-08 2005-07-13 Digital Projection Ltd Heat transfer apparatus
KR100698313B1 (ko) * 2005-09-09 2007-03-23 엘지전자 주식회사 프로젝터
JP4944452B2 (ja) 2006-02-03 2012-05-30 キヤノン株式会社 画像投射装置
TWI312101B (en) * 2006-02-20 2009-07-11 Qisda Corporatio Projector
JP4650331B2 (ja) * 2006-02-23 2011-03-16 セイコーエプソン株式会社 プロジェクタ
US20090000766A1 (en) * 2006-03-03 2009-01-01 Tte Technology, Inc. Cooling Structure for Heat Generating Device
JP2007279119A (ja) * 2006-04-03 2007-10-25 Funai Electric Co Ltd プロジェクタ
TWI322326B (en) * 2006-04-14 2010-03-21 Qisda Corp Electronic device and guiding device
JP4657242B2 (ja) * 2006-04-27 2011-03-23 三洋電機株式会社 投写型映像表示装置
TWI301925B (en) * 2006-05-03 2008-10-11 Optoma Corp Projection apparatus
JP4175383B2 (ja) * 2006-05-15 2008-11-05 セイコーエプソン株式会社 電子機器
TWI322922B (en) * 2006-08-23 2010-04-01 Benq Corp Projector having mechanism for lowering its surface temperature and method using the same
TWI326792B (en) * 2007-05-21 2010-07-01 Coretronic Corp Illuminant module and optical projection device
TWI346832B (en) * 2007-07-25 2011-08-11 Delta Electronics Inc Illumination system adapted for a projection apparatus and cooling air guiding apparatus thereof
GB2451684A (en) * 2007-08-09 2009-02-11 Digital Projection Ltd Heat transfer apparatus for cooling a light valve or digital micro mirror
JP4479784B2 (ja) * 2007-11-29 2010-06-09 セイコーエプソン株式会社 プロジェクタ
JP5171295B2 (ja) * 2008-02-07 2013-03-27 キヤノン株式会社 電気機器
JP5381449B2 (ja) * 2009-07-22 2014-01-08 セイコーエプソン株式会社 プロジェクター
JP5381466B2 (ja) * 2009-07-30 2014-01-08 セイコーエプソン株式会社 プロジェクター
JP2012073524A (ja) * 2010-09-29 2012-04-12 Sanyo Electric Co Ltd 投写型映像表示装置
JP5957863B2 (ja) * 2011-04-07 2016-07-27 セイコーエプソン株式会社 プロジェクター
JP5900008B2 (ja) * 2012-02-21 2016-04-06 セイコーエプソン株式会社 プロジェクター
KR101986341B1 (ko) * 2012-03-30 2019-06-07 삼성전자주식회사 양방향 카메라 모듈 및 그를 구비한 플립 칩 본딩 장치
JP6270327B2 (ja) * 2013-03-27 2018-01-31 キヤノン株式会社 投射型表示装置
JP5637469B1 (ja) 2013-10-02 2014-12-10 株式会社リコー 画像投射装置
TW201600916A (zh) * 2014-06-27 2016-01-01 佳世達科技股份有限公司 投影機
US10747033B2 (en) 2016-01-29 2020-08-18 Lawrence Livermore National Security, Llc Cooler for optics transmitting high intensity light
CN105842968B (zh) * 2016-05-25 2017-12-01 苏州佳世达光电有限公司 一种投影装置
US12070639B2 (en) 2019-06-12 2024-08-27 Overcast Innovations Llc Utility connection systems, splines, and associated methods
CN116194708B (zh) 2020-09-24 2025-08-19 卡西欧计算机株式会社 投影装置
JP7121916B2 (ja) * 2020-09-24 2022-08-19 カシオ計算機株式会社 投影装置
JP2022066074A (ja) 2020-10-16 2022-04-28 セイコーエプソン株式会社 投射装置
CN116184750A (zh) * 2022-12-30 2023-05-30 杭州中科极光科技有限公司 一种适应宽温范围的激光投影仪热管理系统
CN120569673A (zh) * 2023-12-29 2025-08-29 京东方科技集团股份有限公司 光学结构和投影装置

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Also Published As

Publication number Publication date
US20060164604A1 (en) 2006-07-27
US7832871B2 (en) 2010-11-16
KR100343911B1 (ko) 2002-07-19
KR20000011353A (ko) 2000-02-25
KR20010078407A (ko) 2001-08-20
US7021768B2 (en) 2006-04-04
US20070121082A1 (en) 2007-05-31
US20090059180A1 (en) 2009-03-05
US7175284B2 (en) 2007-02-13
US20010043312A1 (en) 2001-11-22
US20050141215A1 (en) 2005-06-30
KR100352751B1 (ko) 2002-09-16
US6280038B1 (en) 2001-08-28
US7441904B2 (en) 2008-10-28
JP2000019496A (ja) 2000-01-21
TW491953B (en) 2002-06-21
US6857749B2 (en) 2005-02-22
US20020101570A1 (en) 2002-08-01
US6431710B2 (en) 2002-08-13

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