TW200616450A - Video projector illumination system using a plurality of improved DMD devices - Google Patents
Video projector illumination system using a plurality of improved DMD devicesInfo
- Publication number
- TW200616450A TW200616450A TW094131424A TW94131424A TW200616450A TW 200616450 A TW200616450 A TW 200616450A TW 094131424 A TW094131424 A TW 094131424A TW 94131424 A TW94131424 A TW 94131424A TW 200616450 A TW200616450 A TW 200616450A
- Authority
- TW
- Taiwan
- Prior art keywords
- dmd devices
- illumination system
- video projector
- devices
- projector illumination
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
- G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
- G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
-
- 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
- H04N5/7458—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 deformable mirrors, e.g. digital micromirror device [DMD]
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000652A ITTO20040652A1 (it) | 2004-09-30 | 2004-09-30 | Sistema di illuminamento per un videoproiettore che utilizza una pluralita' di dispositivi dmd di tipo migliorato |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200616450A true TW200616450A (en) | 2006-05-16 |
TWI287397B TWI287397B (en) | 2007-09-21 |
Family
ID=36118617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094131424A TWI287397B (en) | 2004-09-30 | 2005-09-12 | Video projector illumination system using a plurality of improved DMD devices |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1800473B1 (zh) |
AT (1) | ATE538595T1 (zh) |
IT (1) | ITTO20040652A1 (zh) |
TW (1) | TWI287397B (zh) |
WO (1) | WO2006035279A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104220920A (zh) * | 2012-04-03 | 2014-12-17 | 图象公司 | 颜色相关的孔径光阑 |
CN105190405A (zh) * | 2013-03-15 | 2015-12-23 | 图象欧洲公司 | 针对调制器衍射效应优化的投影仪 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101165541B (zh) * | 2006-10-20 | 2011-09-07 | 台达电子工业股份有限公司 | 用于数字光处理投影装置的光处理结构 |
EP2100180A1 (en) * | 2006-12-18 | 2009-09-16 | Thomson Licensing | Wide color gamut projector |
JP6637938B2 (ja) * | 2017-10-04 | 2020-01-29 | アイマックス シアターズ インターナショナル リミテッド | 変調器回折効果に最適化された投影器 |
US10924705B1 (en) * | 2019-12-31 | 2021-02-16 | Christie Digital Systems Usa, Inc. | Serrated prism exit aperture for managing projection flare artifacts |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6250763B1 (en) * | 1995-05-11 | 2001-06-26 | Digital Projection Limited | Projection device |
JP3191792B2 (ja) * | 1999-01-18 | 2001-07-23 | ミノルタ株式会社 | プロジェクタ用光学系 |
US6631995B2 (en) * | 1999-09-02 | 2003-10-14 | Koninklijke Philips Electronics N.V. | Method of and device for generating an image having a desired brightness |
US7099065B2 (en) * | 2000-08-03 | 2006-08-29 | Reflectivity, Inc. | Micromirrors with OFF-angle electrodes and stops |
-
2004
- 2004-09-30 IT IT000652A patent/ITTO20040652A1/it unknown
-
2005
- 2005-09-12 TW TW094131424A patent/TWI287397B/zh not_active IP Right Cessation
- 2005-09-23 EP EP05798366A patent/EP1800473B1/en not_active Not-in-force
- 2005-09-23 WO PCT/IB2005/002821 patent/WO2006035279A1/en active Application Filing
- 2005-09-23 AT AT05798366T patent/ATE538595T1/de active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104220920A (zh) * | 2012-04-03 | 2014-12-17 | 图象公司 | 颜色相关的孔径光阑 |
CN104220920B (zh) * | 2012-04-03 | 2017-12-22 | 图像影院国际有限公司 | 颜色相关的孔径光阑 |
CN105190405A (zh) * | 2013-03-15 | 2015-12-23 | 图象欧洲公司 | 针对调制器衍射效应优化的投影仪 |
US9915820B2 (en) | 2013-03-15 | 2018-03-13 | Imax Theatres International Limited | Projector optimized for modulator diffraction effects |
CN105190405B (zh) * | 2013-03-15 | 2019-08-30 | 图像影院国际有限公司 | 针对调制器衍射效应优化的投影仪 |
US10433626B2 (en) | 2013-03-15 | 2019-10-08 | Imax Theatres International Limited | Projector optimized for modulator diffraction effects |
Also Published As
Publication number | Publication date |
---|---|
EP1800473A1 (en) | 2007-06-27 |
ITTO20040652A1 (it) | 2004-12-30 |
ATE538595T1 (de) | 2012-01-15 |
TWI287397B (en) | 2007-09-21 |
EP1800473B1 (en) | 2011-12-21 |
WO2006035279A1 (en) | 2006-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |