KR100707552B1 - 프로젝터 - Google Patents

프로젝터 Download PDF

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Publication number
KR100707552B1
KR100707552B1 KR1020057021291A KR20057021291A KR100707552B1 KR 100707552 B1 KR100707552 B1 KR 100707552B1 KR 1020057021291 A KR1020057021291 A KR 1020057021291A KR 20057021291 A KR20057021291 A KR 20057021291A KR 100707552 B1 KR100707552 B1 KR 100707552B1
Authority
KR
South Korea
Prior art keywords
light
plane
color
optical system
mirror
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
KR1020057021291A
Other languages
English (en)
Korean (ko)
Other versions
KR20050111651A (ko
Inventor
요시타카 이토
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 KR20050111651A publication Critical patent/KR20050111651A/ko
Application granted granted Critical
Publication of KR100707552B1 publication Critical patent/KR100707552B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • 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
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Liquid Crystal (AREA)
KR1020057021291A 2000-10-31 2001-10-31 프로젝터 Expired - Fee Related KR100707552B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2000-00331929 2000-10-31
JP2000331929A JP3900818B2 (ja) 2000-10-31 2000-10-31 プロジェクタ

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020027008553A Division KR20020071007A (ko) 2000-10-31 2001-10-31 프로젝터

Publications (2)

Publication Number Publication Date
KR20050111651A KR20050111651A (ko) 2005-11-25
KR100707552B1 true KR100707552B1 (ko) 2007-04-13

Family

ID=18808207

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020057021291A Expired - Fee Related KR100707552B1 (ko) 2000-10-31 2001-10-31 프로젝터
KR1020027008553A Ceased KR20020071007A (ko) 2000-10-31 2001-10-31 프로젝터

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020027008553A Ceased KR20020071007A (ko) 2000-10-31 2001-10-31 프로젝터

Country Status (8)

Country Link
US (1) US6575578B2 (enExample)
EP (1) EP1280002B1 (enExample)
JP (1) JP3900818B2 (enExample)
KR (2) KR100707552B1 (enExample)
CN (1) CN1191494C (enExample)
DE (1) DE60138276D1 (enExample)
TW (1) TW508475B (enExample)
WO (1) WO2002037180A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003029339A (ja) * 2001-07-13 2003-01-29 Minolta Co Ltd リアプロジェクション光学系
JP2004347872A (ja) * 2003-05-22 2004-12-09 Fuji Photo Optical Co Ltd リアプロジェクション装置
WO2005069073A1 (en) * 2004-01-09 2005-07-28 Koninklijke Philips Electronics N.V. Image projection apparatus
JP2006126787A (ja) * 2004-09-30 2006-05-18 Victor Co Of Japan Ltd 画像表示装置
US20060077359A1 (en) * 2004-10-10 2006-04-13 Ying-Fang Lin Projector with adjustable image offset
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
US20060250587A1 (en) * 2005-05-05 2006-11-09 Regis Grasser Image projection method and projection system
CN100430824C (zh) * 2005-08-04 2008-11-05 沃通加科技公司 投影装置
US8042949B2 (en) * 2008-05-02 2011-10-25 Microsoft Corporation Projection of images onto tangible user interfaces
CN113238438A (zh) * 2020-12-22 2021-08-10 南华智能精密机器(深圳)有限公司 一种投影模块和投影机

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000075409A (ja) * 1998-08-31 2000-03-14 Nikon Corp 背面投射型ディスプレイ装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0753338Y2 (ja) 1986-10-29 1995-12-06 旭光学工業株式会社 プロジェクタ
JPH0383038A (ja) 1989-08-28 1991-04-09 Seiko Epson Corp リア型ビデオプロジェクター
JPH05158151A (ja) * 1991-12-03 1993-06-25 Seiko Epson Corp 背面投写型表示装置
JP3285538B2 (ja) 1992-01-06 2002-05-27 三菱電機株式会社 投写型表示装置
US5491585A (en) 1992-11-20 1996-02-13 Projectavision, Inc. Portable rear screen television cabinet
JPH07219049A (ja) 1994-02-03 1995-08-18 Hitachi Ltd 投写型表示装置及び投写型表示装置に使用するミラー
US5666171A (en) 1994-08-02 1997-09-09 Casio Computer Co., Ltd. Liquid crystal image projector
JPH0868978A (ja) 1994-08-26 1996-03-12 Casio Comput Co Ltd 液晶プロジェクタ
JP3490886B2 (ja) 1998-03-03 2004-01-26 シャープ株式会社 投影型画像表示装置
JP2000122174A (ja) 1998-08-11 2000-04-28 Nikon Corp 投射型表示装置
JP2000089360A (ja) 1998-09-09 2000-03-31 Mitsubishi Electric Corp 投写型表示装置
JP4572425B2 (ja) 1999-01-12 2010-11-04 ソニー株式会社 プロジェクタ装置及びこれを利用した大型マルチプロジェクタ装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000075409A (ja) * 1998-08-31 2000-03-14 Nikon Corp 背面投射型ディスプレイ装置

Also Published As

Publication number Publication date
KR20020071007A (ko) 2002-09-11
KR20050111651A (ko) 2005-11-25
WO2002037180A1 (en) 2002-05-10
JP2002139793A (ja) 2002-05-17
US6575578B2 (en) 2003-06-10
TW508475B (en) 2002-11-01
CN1191494C (zh) 2005-03-02
DE60138276D1 (de) 2009-05-20
EP1280002A1 (en) 2003-01-29
JP3900818B2 (ja) 2007-04-04
CN1394295A (zh) 2003-01-29
US20030058410A1 (en) 2003-03-27
EP1280002A4 (en) 2006-12-13
EP1280002B1 (en) 2009-04-08

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