TW200617571A - Light selector for flat projection displays - Google Patents
Light selector for flat projection displaysInfo
- Publication number
- TW200617571A TW200617571A TW094140239A TW94140239A TW200617571A TW 200617571 A TW200617571 A TW 200617571A TW 094140239 A TW094140239 A TW 094140239A TW 94140239 A TW94140239 A TW 94140239A TW 200617571 A TW200617571 A TW 200617571A
- Authority
- TW
- Taiwan
- Prior art keywords
- screen
- rays
- projection displays
- flat projection
- glancing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/28—Reflectors in projection beam
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0425215A GB0425215D0 (en) | 2004-11-16 | 2004-11-16 | Flat projection diffuser |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200617571A true TW200617571A (en) | 2006-06-01 |
Family
ID=33523781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094140239A TW200617571A (en) | 2004-11-16 | 2005-11-16 | Light selector for flat projection displays |
Country Status (3)
Country | Link |
---|---|
GB (1) | GB0425215D0 (zh) |
TW (1) | TW200617571A (zh) |
WO (1) | WO2006054056A1 (zh) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI315432B (en) * | 2005-11-21 | 2009-10-01 | Optoma Corp | Brightness enhancement film and backlight module |
US8793104B2 (en) * | 2010-08-12 | 2014-07-29 | Kuan Wen Chen | Flat panel display device |
US9223138B2 (en) | 2011-12-23 | 2015-12-29 | Microsoft Technology Licensing, Llc | Pixel opacity for augmented reality |
US9368546B2 (en) | 2012-02-15 | 2016-06-14 | Microsoft Technology Licensing, Llc | Imaging structure with embedded light sources |
US9779643B2 (en) | 2012-02-15 | 2017-10-03 | Microsoft Technology Licensing, Llc | Imaging structure emitter configurations |
US9726887B2 (en) | 2012-02-15 | 2017-08-08 | Microsoft Technology Licensing, Llc | Imaging structure color conversion |
US9297996B2 (en) | 2012-02-15 | 2016-03-29 | Microsoft Technology Licensing, Llc | Laser illumination scanning |
US9460029B2 (en) | 2012-03-02 | 2016-10-04 | Microsoft Technology Licensing, Llc | Pressure sensitive keys |
US9075566B2 (en) | 2012-03-02 | 2015-07-07 | Microsoft Technoogy Licensing, LLC | Flexible hinge spine |
US9578318B2 (en) | 2012-03-14 | 2017-02-21 | Microsoft Technology Licensing, Llc | Imaging structure emitter calibration |
US11068049B2 (en) | 2012-03-23 | 2021-07-20 | Microsoft Technology Licensing, Llc | Light guide display and field of view |
US10191515B2 (en) | 2012-03-28 | 2019-01-29 | Microsoft Technology Licensing, Llc | Mobile device light guide display |
US9558590B2 (en) | 2012-03-28 | 2017-01-31 | Microsoft Technology Licensing, Llc | Augmented reality light guide display |
US9717981B2 (en) | 2012-04-05 | 2017-08-01 | Microsoft Technology Licensing, Llc | Augmented reality and physical games |
US20130300590A1 (en) | 2012-05-14 | 2013-11-14 | Paul Henry Dietz | Audio Feedback |
US10502876B2 (en) | 2012-05-22 | 2019-12-10 | Microsoft Technology Licensing, Llc | Waveguide optics focus elements |
US8989535B2 (en) | 2012-06-04 | 2015-03-24 | Microsoft Technology Licensing, Llc | Multiple waveguide imaging structure |
US8599483B1 (en) | 2012-06-05 | 2013-12-03 | 3M Innovative Properties Company | High angle rear projection system |
US10192358B2 (en) | 2012-12-20 | 2019-01-29 | Microsoft Technology Licensing, Llc | Auto-stereoscopic augmented reality display |
US9304235B2 (en) | 2014-07-30 | 2016-04-05 | Microsoft Technology Licensing, Llc | Microfabrication |
US10324733B2 (en) | 2014-07-30 | 2019-06-18 | Microsoft Technology Licensing, Llc | Shutdown notifications |
US10592080B2 (en) | 2014-07-31 | 2020-03-17 | Microsoft Technology Licensing, Llc | Assisted presentation of application windows |
US9787576B2 (en) | 2014-07-31 | 2017-10-10 | Microsoft Technology Licensing, Llc | Propagating routing awareness for autonomous networks |
US10254942B2 (en) | 2014-07-31 | 2019-04-09 | Microsoft Technology Licensing, Llc | Adaptive sizing and positioning of application windows |
US10678412B2 (en) | 2014-07-31 | 2020-06-09 | Microsoft Technology Licensing, Llc | Dynamic joint dividers for application windows |
US9513480B2 (en) | 2015-02-09 | 2016-12-06 | Microsoft Technology Licensing, Llc | Waveguide |
US9827209B2 (en) | 2015-02-09 | 2017-11-28 | Microsoft Technology Licensing, Llc | Display system |
US9535253B2 (en) | 2015-02-09 | 2017-01-03 | Microsoft Technology Licensing, Llc | Display system |
US9423360B1 (en) | 2015-02-09 | 2016-08-23 | Microsoft Technology Licensing, Llc | Optical components |
US10018844B2 (en) | 2015-02-09 | 2018-07-10 | Microsoft Technology Licensing, Llc | Wearable image display system |
US10317677B2 (en) | 2015-02-09 | 2019-06-11 | Microsoft Technology Licensing, Llc | Display system |
US11086216B2 (en) | 2015-02-09 | 2021-08-10 | Microsoft Technology Licensing, Llc | Generating electronic components |
US9429692B1 (en) | 2015-02-09 | 2016-08-30 | Microsoft Technology Licensing, Llc | Optical components |
US9372347B1 (en) | 2015-02-09 | 2016-06-21 | Microsoft Technology Licensing, Llc | Display system |
US10310268B2 (en) | 2016-12-06 | 2019-06-04 | Microsoft Technology Licensing, Llc | Waveguides with peripheral side geometries to recycle light |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0572634A (ja) * | 1991-09-12 | 1993-03-26 | Seiko Epson Corp | 背面投射スクリーン |
JP2950219B2 (ja) * | 1995-10-13 | 1999-09-20 | オムロン株式会社 | 面光源装置、当該面光源装置を用いた画像表示装置及び当該面光源装置に用いるプリズムアレイ |
GB0028800D0 (en) * | 2000-11-25 | 2001-01-10 | Cambridge 3D Display Ltd | Achromatic flat panel display |
GB0029340D0 (en) * | 2000-11-30 | 2001-01-17 | Cambridge 3D Display Ltd | Flat panel camera |
FR2826134A1 (fr) * | 2001-06-13 | 2002-12-20 | Thomson Licensing Sa | Ecran de retroprojection comprenant des moyens qui permettent a la fois de collimater et de micro-focaliser |
-
2004
- 2004-11-16 GB GB0425215A patent/GB0425215D0/en not_active Ceased
-
2005
- 2005-11-15 WO PCT/GB2005/004381 patent/WO2006054056A1/en active Application Filing
- 2005-11-16 TW TW094140239A patent/TW200617571A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
GB0425215D0 (en) | 2004-12-15 |
WO2006054056A1 (en) | 2006-05-26 |
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