WO2007120949A2 - Optical microstructures for light extraction and control - Google Patents
Optical microstructures for light extraction and control Download PDFInfo
- Publication number
- WO2007120949A2 WO2007120949A2 PCT/US2007/060821 US2007060821W WO2007120949A2 WO 2007120949 A2 WO2007120949 A2 WO 2007120949A2 US 2007060821 W US2007060821 W US 2007060821W WO 2007120949 A2 WO2007120949 A2 WO 2007120949A2
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- WIPO (PCT)
- Prior art keywords
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- Prior art date
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Classifications
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- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2852—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
-
- 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
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/125—Bends, branchings or intersections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3433—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
- G09G3/3473—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on light coupled out of a light guide, e.g. due to scattering, by contracting the light guide with external means
-
- 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002637442A CA2637442A1 (en) | 2006-01-24 | 2007-01-22 | Optical microstructures for light extraction and control |
EP07777612A EP1977277A2 (en) | 2006-01-24 | 2007-01-22 | Optical microstructures for light extraction and control |
JP2008552531A JP2009524850A (en) | 2006-01-24 | 2007-01-22 | Optical microstructure for light extraction and control. |
CN2007800028645A CN101371177B (en) | 2006-01-24 | 2007-01-22 | Optical microstructures for light extraction and control |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/338,251 | 2006-01-24 | ||
US11/338,251 US7486854B2 (en) | 2006-01-24 | 2006-01-24 | Optical microstructures for light extraction and control |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007120949A2 true WO2007120949A2 (en) | 2007-10-25 |
WO2007120949A3 WO2007120949A3 (en) | 2008-01-17 |
Family
ID=38285651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/060821 WO2007120949A2 (en) | 2006-01-24 | 2007-01-22 | Optical microstructures for light extraction and control |
Country Status (8)
Country | Link |
---|---|
US (3) | US7486854B2 (en) |
EP (1) | EP1977277A2 (en) |
JP (1) | JP2009524850A (en) |
KR (1) | KR20080088639A (en) |
CN (1) | CN101371177B (en) |
CA (1) | CA2637442A1 (en) |
TW (1) | TW200745643A (en) |
WO (1) | WO2007120949A2 (en) |
Cited By (1)
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US9110357B2 (en) | 2010-05-14 | 2015-08-18 | Nec Corporation | Display element, display device, and projection display device |
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Also Published As
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US8218920B2 (en) | 2012-07-10 |
KR20080088639A (en) | 2008-10-02 |
US7486854B2 (en) | 2009-02-03 |
TW200745643A (en) | 2007-12-16 |
CN101371177A (en) | 2009-02-18 |
US20090142020A1 (en) | 2009-06-04 |
CN101371177B (en) | 2013-03-20 |
EP1977277A2 (en) | 2008-10-08 |
US20070172171A1 (en) | 2007-07-26 |
CA2637442A1 (en) | 2007-10-25 |
WO2007120949A3 (en) | 2008-01-17 |
JP2009524850A (en) | 2009-07-02 |
US8380026B2 (en) | 2013-02-19 |
US20090122387A1 (en) | 2009-05-14 |
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