ATE251315T1 - Fokussierungsverfahren für ein videoprojektionsgerät - Google Patents
Fokussierungsverfahren für ein videoprojektionsgerätInfo
- Publication number
- ATE251315T1 ATE251315T1 AT01901318T AT01901318T ATE251315T1 AT E251315 T1 ATE251315 T1 AT E251315T1 AT 01901318 T AT01901318 T AT 01901318T AT 01901318 T AT01901318 T AT 01901318T AT E251315 T1 ATE251315 T1 AT E251315T1
- Authority
- AT
- Austria
- Prior art keywords
- projection device
- focusing method
- video projection
- image microforming
- videoprojector
- 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
-
- 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
- H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
- H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
-
- 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
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Lenses (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Lens Barrels (AREA)
- Microscoopes, Condenser (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000TO000075A IT1319810B1 (it) | 2000-01-26 | 2000-01-26 | Sistema di focalizzazione per videoproiettore. |
PCT/IB2001/000070 WO2001055771A2 (en) | 2000-01-26 | 2001-01-23 | Focusing system for videoprojector |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE251315T1 true ATE251315T1 (de) | 2003-10-15 |
Family
ID=11457317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01901318T ATE251315T1 (de) | 2000-01-26 | 2001-01-23 | Fokussierungsverfahren für ein videoprojektionsgerät |
Country Status (10)
Country | Link |
---|---|
US (1) | US7025465B2 (de) |
EP (1) | EP1259849B1 (de) |
JP (1) | JP2003521734A (de) |
KR (1) | KR100755564B1 (de) |
CN (1) | CN1178524C (de) |
AT (1) | ATE251315T1 (de) |
AU (1) | AU2001226988A1 (de) |
DE (1) | DE60100895T2 (de) |
IT (1) | IT1319810B1 (de) |
WO (1) | WO2001055771A2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6672721B2 (en) * | 2001-06-11 | 2004-01-06 | 3M Innovative Properties Company | Projection system having low astigmatism |
US7064880B2 (en) * | 2003-09-25 | 2006-06-20 | Matsushita Electric Industrial Co., Ltd. | Projector and projection method |
JP2005164824A (ja) * | 2003-12-01 | 2005-06-23 | Seiko Epson Corp | プロジェクタ |
JP2005189847A (ja) * | 2003-12-03 | 2005-07-14 | Seiko Epson Corp | プロジェクタ |
JP2006058859A (ja) * | 2004-07-23 | 2006-03-02 | Kazuji Yoshida | 画像表示装置 |
US20060139730A1 (en) * | 2004-12-23 | 2006-06-29 | Oehler Peter R | Illumination system with compact turning prism and projection system using same |
US20070085980A1 (en) * | 2005-10-18 | 2007-04-19 | Scott Lerner | Projection assembly |
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 |
US8552915B2 (en) * | 2009-06-19 | 2013-10-08 | Covidien Lp | Microwave ablation antenna radiation detector |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5210646A (en) * | 1982-09-20 | 1993-05-11 | Lockheed Missiles & Space Company, Inc. | Color-corrected optical systems and method of selecting optical materials therefor |
US5159485A (en) * | 1990-12-31 | 1992-10-27 | Texas Instruments Incorporated | System and method for uniformity of illumination for tungsten light |
JPH05159485A (ja) * | 1991-12-10 | 1993-06-25 | Hitachi Ltd | 記憶装置 |
US5467146A (en) * | 1994-03-31 | 1995-11-14 | Texas Instruments Incorporated | Illumination control unit for display system with spatial light modulator |
KR100449129B1 (ko) * | 1995-10-25 | 2005-01-24 | 인스트루먼츠 인코포레이티드 텍사스 | 조사시스템 |
US6341876B1 (en) * | 1997-02-19 | 2002-01-29 | Digital Projection Limited | Illumination system |
JPH11249012A (ja) * | 1998-02-27 | 1999-09-17 | Minolta Co Ltd | プロジェクター光学系 |
DE19832317C1 (de) * | 1998-07-17 | 2000-05-11 | Zeiss Carl Jena Gmbh | Anordnung, bei der von einer Lichtquelle aus Licht auf eine Fläche gerichtet wird |
US6552740B1 (en) * | 2000-08-01 | 2003-04-22 | Eastman Kodak Company | Method and apparatus for printing monochromatic imaging using a spatial light modulator |
US6859239B2 (en) * | 2001-02-26 | 2005-02-22 | Infocus Corporation | Projection system with folded optical path |
-
2000
- 2000-01-26 IT IT2000TO000075A patent/IT1319810B1/it active
-
2001
- 2001-01-23 US US10/477,867 patent/US7025465B2/en not_active Expired - Fee Related
- 2001-01-23 WO PCT/IB2001/000070 patent/WO2001055771A2/en active Application Filing
- 2001-01-23 AU AU2001226988A patent/AU2001226988A1/en not_active Abandoned
- 2001-01-23 DE DE60100895T patent/DE60100895T2/de not_active Expired - Lifetime
- 2001-01-23 KR KR1020027009441A patent/KR100755564B1/ko not_active IP Right Cessation
- 2001-01-23 CN CNB018040853A patent/CN1178524C/zh not_active Expired - Fee Related
- 2001-01-23 AT AT01901318T patent/ATE251315T1/de not_active IP Right Cessation
- 2001-01-23 EP EP01901318A patent/EP1259849B1/de not_active Expired - Lifetime
- 2001-01-23 JP JP2001555852A patent/JP2003521734A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1259849B1 (de) | 2003-10-01 |
DE60100895T2 (de) | 2004-09-09 |
CN1178524C (zh) | 2004-12-01 |
ITTO20000075A1 (it) | 2001-07-26 |
WO2001055771A3 (en) | 2002-02-14 |
AU2001226988A1 (en) | 2001-08-07 |
IT1319810B1 (it) | 2003-11-03 |
JP2003521734A (ja) | 2003-07-15 |
KR100755564B1 (ko) | 2007-09-06 |
KR20020086475A (ko) | 2002-11-18 |
CN1401191A (zh) | 2003-03-05 |
WO2001055771A2 (en) | 2001-08-02 |
DE60100895D1 (de) | 2003-11-06 |
EP1259849A2 (de) | 2002-11-27 |
US20050046754A1 (en) | 2005-03-03 |
US7025465B2 (en) | 2006-04-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |