DE69622613T2 - Videoprojektionsanzeigesystem - Google Patents

Videoprojektionsanzeigesystem

Info

Publication number
DE69622613T2
DE69622613T2 DE69622613T DE69622613T DE69622613T2 DE 69622613 T2 DE69622613 T2 DE 69622613T2 DE 69622613 T DE69622613 T DE 69622613T DE 69622613 T DE69622613 T DE 69622613T DE 69622613 T2 DE69622613 T2 DE 69622613T2
Authority
DE
Germany
Prior art keywords
display system
projection display
video projection
video
projection
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
DE69622613T
Other languages
English (en)
Other versions
DE69622613D1 (de
Inventor
Syuji Aruga
Hirosada Horiguchi
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69622613D1 publication Critical patent/DE69622613D1/de
Publication of DE69622613T2 publication Critical patent/DE69622613T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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]
    • H04N9/3102—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
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
DE69622613T 1995-03-08 1996-03-07 Videoprojektionsanzeigesystem Expired - Lifetime DE69622613T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4874995 1995-03-08

Publications (2)

Publication Number Publication Date
DE69622613D1 DE69622613D1 (de) 2002-09-05
DE69622613T2 true DE69622613T2 (de) 2003-03-13

Family

ID=12811939

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622613T Expired - Lifetime DE69622613T2 (de) 1995-03-08 1996-03-07 Videoprojektionsanzeigesystem

Country Status (4)

Country Link
US (1) US6005644A (de)
EP (1) EP0731603B1 (de)
KR (1) KR100423176B1 (de)
DE (1) DE69622613T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3631296B2 (ja) * 1995-04-04 2005-03-23 三菱電機株式会社 画像生成装置
JPH10186547A (ja) * 1996-10-30 1998-07-14 Seiko Epson Corp 投写型表示装置
JP3385915B2 (ja) * 1997-04-10 2003-03-10 松下電器産業株式会社 投写型画像表示装置
TW408229B (en) * 1997-10-09 2000-10-11 Seiko Epson Corp Projection display apparatus
AU764904B2 (en) * 1997-10-09 2003-09-04 Seiko Epson Corporation Projection display device
US6046858A (en) * 1997-10-16 2000-04-04 Aurora Systems, Inc. Light separation and recombination system for an off-axis projector
US6617648B1 (en) * 1998-02-25 2003-09-09 Semiconductor Energy Laboratory Co., Ltd. Projection TV
DE19902110C2 (de) 1999-01-20 2001-08-30 Schneider Laser Technologies Videoprojektionssystem zur Projektion von mehreren Einzelbildern
US6919992B2 (en) * 2001-10-01 2005-07-19 Canon Kabushiki Kaisha Color separating-combining optical system, image display optical system, and projection image display apparatus
JP4717419B2 (ja) * 2004-11-18 2011-07-06 大日本印刷株式会社 投影システム
JP4717418B2 (ja) * 2004-11-18 2011-07-06 大日本印刷株式会社 投影システム
JP7414561B2 (ja) * 2020-01-31 2024-01-16 キヤノン株式会社 画像観察装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928123A (en) * 1987-06-16 1990-05-22 Sharp Kabushiki Kaisha Projection type liquid crystal display device
JPH0389316A (ja) * 1989-09-01 1991-04-15 Canon Inc 投映型映像表示システム
JPH04119323A (ja) * 1990-09-11 1992-04-20 Sharp Corp 液晶プロジェクター
JPH04151193A (ja) * 1990-10-15 1992-05-25 Sharp Corp 液晶プロジェクター
JPH06110055A (ja) * 1992-09-30 1994-04-22 Matsushita Electric Ind Co Ltd 液晶表示装置およびそれを用いた液晶投写型テレビ
JPH079514B2 (ja) * 1992-10-26 1995-02-01 カシオ計算機株式会社 投影型液晶表示装置
US5576854A (en) * 1993-11-12 1996-11-19 Hughes-Jvc Technology Corporation Liquid crystal light valve projector with improved contrast ratio and with 0.27 wavelength compensation for birefringence in the liquid crystal light valve
US5585946A (en) * 1994-08-19 1996-12-17 Vivitek Co., Ltd. Virtual image display system with reduced ambient reflection and low radiation

Also Published As

Publication number Publication date
KR100423176B1 (ko) 2004-06-23
KR960036631A (ko) 1996-10-28
EP0731603A2 (de) 1996-09-11
US6005644A (en) 1999-12-21
EP0731603A3 (de) 1997-10-01
EP0731603B1 (de) 2002-07-31
DE69622613D1 (de) 2002-09-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition