KR100688847B1 - 프로젝터 - Google Patents

프로젝터 Download PDF

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Publication number
KR100688847B1
KR100688847B1 KR1020040084445A KR20040084445A KR100688847B1 KR 100688847 B1 KR100688847 B1 KR 100688847B1 KR 1020040084445 A KR1020040084445 A KR 1020040084445A KR 20040084445 A KR20040084445 A KR 20040084445A KR 100688847 B1 KR100688847 B1 KR 100688847B1
Authority
KR
South Korea
Prior art keywords
light
color
projector
light source
optical system
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
KR1020040084445A
Other languages
English (en)
Korean (ko)
Other versions
KR20050039614A (ko
Inventor
하시모토아키라
Original Assignee
세이코 엡슨 가부시키가이샤
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 세이코 엡슨 가부시키가이샤 filed Critical 세이코 엡슨 가부시키가이샤
Publication of KR20050039614A publication Critical patent/KR20050039614A/ko
Application granted granted Critical
Publication of KR100688847B1 publication Critical patent/KR100688847B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • G03B21/28—Reflectors in projection beam
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
KR1020040084445A 2003-10-23 2004-10-21 프로젝터 Expired - Fee Related KR100688847B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2003363432 2003-10-23
JPJP-P-2003-00363432 2003-10-23
JPJP-P-2004-00191358 2004-06-29
JP2004191358A JP2005148707A (ja) 2003-10-23 2004-06-29 プロジェクタ

Publications (2)

Publication Number Publication Date
KR20050039614A KR20050039614A (ko) 2005-04-29
KR100688847B1 true KR100688847B1 (ko) 2007-02-28

Family

ID=34680586

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020040084445A Expired - Fee Related KR100688847B1 (ko) 2003-10-23 2004-10-21 프로젝터

Country Status (4)

Country Link
US (1) US7220004B2 (enExample)
JP (1) JP2005148707A (enExample)
KR (1) KR100688847B1 (enExample)
CN (1) CN100414434C (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006178349A (ja) * 2004-12-24 2006-07-06 Sanyo Electric Co Ltd 背面投写型映像表示装置
KR100683171B1 (ko) * 2005-03-08 2007-02-15 삼성전자주식회사 방열장치 및 그것을 구비하는 프로젝터
KR100760104B1 (ko) * 2005-06-02 2007-09-18 엘지전자 주식회사 조명 장치 및 이를 이용한 프로젝션 디스플레이 장치
KR100724971B1 (ko) * 2005-07-22 2007-06-04 삼성전자주식회사 광원을 직접 제어하는 레이저 프로젝터 장치
JP2007094384A (ja) * 2005-08-31 2007-04-12 Sanyo Electric Co Ltd 複数色光照明装置及び投写型映像表示装置
JP2007127795A (ja) * 2005-11-02 2007-05-24 Sanyo Electric Co Ltd 投写光学装置及び複数色光照明装置及び投写型映像表示装置
JP4572163B2 (ja) * 2005-11-24 2010-10-27 Ｎｅｃディスプレイソリューションズ株式会社 ロッドインテグレータ保護構造と投射型表示装置
JP2007171766A (ja) * 2005-12-26 2007-07-05 Hitachi Ltd 投射型映像表示装置
JP4898243B2 (ja) * 2006-02-14 2012-03-14 オリンパスイメージング株式会社 照明装置およびこれを用いる投影型映像表示装置
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
US7863555B2 (en) * 2006-12-15 2011-01-04 Sanyo Electric Co., Ltd. Illumination apparatus and projection display apparatus
JP5081558B2 (ja) * 2007-09-28 2012-11-28 三洋電機株式会社 投写型映像表示装置
JP5489748B2 (ja) * 2010-01-27 2014-05-14 三菱電機株式会社 光源装置、投射型映像表示装置
WO2014115493A1 (ja) * 2013-01-23 2014-07-31 三菱電機株式会社 投写型表示装置
EP3495883B1 (en) * 2016-08-02 2021-02-24 Sony Corporation Projection-type display apparatus
JP6866677B2 (ja) * 2017-02-17 2021-04-28 セイコーエプソン株式会社 照明装置及びプロジェクター
JP6922813B2 (ja) * 2018-03-27 2021-08-18 セイコーエプソン株式会社 光学ユニット、および表示装置

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001174907A (ja) * 1999-12-15 2001-06-29 Sony Corp 照明装置およびそれを用いたプロジェクタ
JP2001215448A (ja) * 2000-01-28 2001-08-10 Seiko Epson Corp プロジェクタ
JP2001324762A (ja) * 2000-05-17 2001-11-22 Minolta Co Ltd 単板式液晶プロジェクタの照明光学系
JP2002268000A (ja) 2001-03-09 2002-09-18 Ricoh Co Ltd 照明装置
JP2002350973A (ja) * 2001-05-23 2002-12-04 Kanto Auto Works Ltd プロジェクタ
US6517211B2 (en) * 2000-08-29 2003-02-11 Kabushiki Kaisha Toshiba Illumination device for projection-type display and projection-type display apparatus
JP2003057602A (ja) 2001-08-15 2003-02-26 Seiko Epson Corp プロジェクタ
JP2003202523A (ja) 2001-11-02 2003-07-18 Nec Viewtechnology Ltd 偏光ユニット、該偏光ユニットを用いた偏光照明装置及び該偏光照明装置を用いた投写型表示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100220675B1 (ko) * 1994-10-31 1999-09-15 전주범 투사형 화상표시장치
US6678023B1 (en) * 1997-12-17 2004-01-13 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal projector
US6227669B1 (en) * 1998-05-26 2001-05-08 Industrial Technology Research Institute Illumination device and image projection apparatus comprising the device
JP3585097B2 (ja) * 1998-06-04 2004-11-04 セイコーエプソン株式会社 光源装置，光学装置および液晶表示装置
US6224216B1 (en) * 2000-02-18 2001-05-01 Infocus Corporation System and method employing LED light sources for a projection display
JP4061857B2 (ja) * 2001-04-27 2008-03-19 株式会社日立製作所 光学ユニット及びそれを用いた映像表示装置
KR100403599B1 (ko) * 2001-11-06 2003-10-30 삼성전자주식회사 조명계 및 이를 채용한 프로젝션 시스템
JP2002323670A (ja) 2002-02-25 2002-11-08 Seiko Epson Corp 照明装置およびこれを用いた投写型表示装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001174907A (ja) * 1999-12-15 2001-06-29 Sony Corp 照明装置およびそれを用いたプロジェクタ
JP2001215448A (ja) * 2000-01-28 2001-08-10 Seiko Epson Corp プロジェクタ
JP2001324762A (ja) * 2000-05-17 2001-11-22 Minolta Co Ltd 単板式液晶プロジェクタの照明光学系
US6517211B2 (en) * 2000-08-29 2003-02-11 Kabushiki Kaisha Toshiba Illumination device for projection-type display and projection-type display apparatus
JP2002268000A (ja) 2001-03-09 2002-09-18 Ricoh Co Ltd 照明装置
JP2002350973A (ja) * 2001-05-23 2002-12-04 Kanto Auto Works Ltd プロジェクタ
JP2003057602A (ja) 2001-08-15 2003-02-26 Seiko Epson Corp プロジェクタ
JP2003202523A (ja) 2001-11-02 2003-07-18 Nec Viewtechnology Ltd 偏光ユニット、該偏光ユニットを用いた偏光照明装置及び該偏光照明装置を用いた投写型表示装置

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
1020040084445 - 652153
13174907
13215448
13324762
14350973 *
15202523

Also Published As

Publication number Publication date
KR20050039614A (ko) 2005-04-29
CN100414434C (zh) 2008-08-27
JP2005148707A (ja) 2005-06-09
US7220004B2 (en) 2007-05-22
CN1609696A (zh) 2005-04-27
US20050134804A1 (en) 2005-06-23

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