DE69622613D1 - Videoprojektionsanzeigesystem - Google Patents
VideoprojektionsanzeigesystemInfo
- Publication number
- DE69622613D1 DE69622613D1 DE69622613T DE69622613T DE69622613D1 DE 69622613 D1 DE69622613 D1 DE 69622613D1 DE 69622613 T DE69622613 T DE 69622613T DE 69622613 T DE69622613 T DE 69622613T DE 69622613 D1 DE69622613 D1 DE 69622613D1
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4874995 | 1995-03-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69622613D1 true DE69622613D1 (de) | 2002-09-05 |
DE69622613T2 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)
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 |
AU764904B2 (en) * | 1997-10-09 | 2003-09-04 | Seiko Epson Corporation | Projection display device |
AU742357C (en) * | 1997-10-09 | 2002-09-19 | Seiko Epson Corporation | Projection type display |
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 |
JP4717418B2 (ja) * | 2004-11-18 | 2011-07-06 | 大日本印刷株式会社 | 投影システム |
JP4717419B2 (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)
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 |
-
1996
- 1996-03-05 US US08/610,910 patent/US6005644A/en not_active Expired - Lifetime
- 1996-03-07 DE DE69622613T patent/DE69622613T2/de not_active Expired - Lifetime
- 1996-03-07 KR KR1019960005886A patent/KR100423176B1/ko not_active IP Right Cessation
- 1996-03-07 EP EP96103582A patent/EP0731603B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6005644A (en) | 1999-12-21 |
KR100423176B1 (ko) | 2004-06-23 |
KR960036631A (ko) | 1996-10-28 |
DE69622613T2 (de) | 2003-03-13 |
EP0731603B1 (de) | 2002-07-31 |
EP0731603A3 (de) | 1997-10-01 |
EP0731603A2 (de) | 1996-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |