DE60219421D1 - System zur bildanzeige oder bildprojektion - Google Patents
System zur bildanzeige oder bildprojektionInfo
- Publication number
- DE60219421D1 DE60219421D1 DE60219421T DE60219421T DE60219421D1 DE 60219421 D1 DE60219421 D1 DE 60219421D1 DE 60219421 T DE60219421 T DE 60219421T DE 60219421 T DE60219421 T DE 60219421T DE 60219421 D1 DE60219421 D1 DE 60219421D1
- Authority
- DE
- Germany
- Prior art keywords
- image
- projection
- image display
- display
- image 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
- 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
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
- G02B27/285—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining comprising arrays of elements, e.g. microprisms
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0994—Fibers, light pipes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/13355—Polarising beam splitters [PBS]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0100908 | 2001-01-24 | ||
FR0100908A FR2819899A1 (fr) | 2001-01-24 | 2001-01-24 | Systeme de projection ou de visualisation d'images |
PCT/FR2002/000125 WO2002059687A1 (fr) | 2001-01-24 | 2002-01-14 | Systeme de projection ou de visualisation d'image |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60219421D1 true DE60219421D1 (de) | 2007-05-24 |
DE60219421T2 DE60219421T2 (de) | 2008-01-10 |
Family
ID=8859158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60219421T Expired - Lifetime DE60219421T2 (de) | 2001-01-24 | 2002-01-14 | System zur bildanzeige oder bildprojektion |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1354241B1 (de) |
JP (1) | JP2004534962A (de) |
CN (1) | CN100385335C (de) |
DE (1) | DE60219421T2 (de) |
FR (1) | FR2819899A1 (de) |
WO (1) | WO2002059687A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040032656A1 (en) * | 2002-08-15 | 2004-02-19 | Valter Drazic | Polarization conversion system and method of calibrating same |
WO2010054511A1 (en) * | 2008-11-13 | 2010-05-20 | Industrial Technology Research Institute | Image-projection systems |
JP5483505B2 (ja) * | 2010-05-21 | 2014-05-07 | Necディスプレイソリューションズ株式会社 | 照明光学系とこれを用いたプロジェクタ |
CN102116934B (zh) * | 2011-03-21 | 2012-09-19 | 天津大学 | 基于抛物面镜阵列的反射型光学积分器的设计方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0734183B1 (de) * | 1995-03-23 | 2001-01-17 | International Business Machines Corporation | Wirksames optisches System für eine hochauflösende Projektionsanzeige mit Reflexionslichtventilen |
JPH0933881A (ja) * | 1995-07-17 | 1997-02-07 | Fuji Photo Optical Co Ltd | 液晶ビデオプロジェクタ |
KR100256203B1 (ko) * | 1995-12-20 | 2000-05-15 | 유무성 | 초광각 변배 파인더 |
US6053615A (en) * | 1996-08-02 | 2000-04-25 | In Focus Systems, Inc. | Image projector with polarization conversion system |
US5884991A (en) * | 1997-02-18 | 1999-03-23 | Torch Technologies Llc | LCD projection system with polarization doubler |
JP3697013B2 (ja) * | 1997-02-19 | 2005-09-21 | キヤノン株式会社 | 照明装置及びそれを用いた投影装置 |
US5860721A (en) * | 1997-06-09 | 1999-01-19 | Electrohome Limited | Optical resizing apparatus |
JPH11142780A (ja) * | 1997-11-12 | 1999-05-28 | Mitsubishi Electric Corp | 光源装置及び投写型表示装置 |
JP3666339B2 (ja) * | 2000-01-28 | 2005-06-29 | セイコーエプソン株式会社 | プロジェクタ |
JP3823659B2 (ja) * | 2000-02-04 | 2006-09-20 | セイコーエプソン株式会社 | プロジェクタ |
-
2001
- 2001-01-24 FR FR0100908A patent/FR2819899A1/fr active Pending
-
2002
- 2002-01-14 EP EP02700322A patent/EP1354241B1/de not_active Expired - Lifetime
- 2002-01-14 JP JP2002559751A patent/JP2004534962A/ja active Pending
- 2002-01-14 CN CNB028040392A patent/CN100385335C/zh not_active Expired - Fee Related
- 2002-01-14 WO PCT/FR2002/000125 patent/WO2002059687A1/fr active IP Right Grant
- 2002-01-14 DE DE60219421T patent/DE60219421T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE60219421T2 (de) | 2008-01-10 |
EP1354241B1 (de) | 2007-04-11 |
CN100385335C (zh) | 2008-04-30 |
CN1547679A (zh) | 2004-11-17 |
WO2002059687A1 (fr) | 2002-08-01 |
EP1354241A1 (de) | 2003-10-22 |
JP2004534962A (ja) | 2004-11-18 |
FR2819899A1 (fr) | 2002-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |