DE60208049D1 - Flachbildschirm mit sich verjüngenden wellenleitern - Google Patents

Flachbildschirm mit sich verjüngenden wellenleitern

Info

Publication number
DE60208049D1
DE60208049D1 DE60208049T DE60208049T DE60208049D1 DE 60208049 D1 DE60208049 D1 DE 60208049D1 DE 60208049 T DE60208049 T DE 60208049T DE 60208049 T DE60208049 T DE 60208049T DE 60208049 D1 DE60208049 D1 DE 60208049D1
Authority
DE
Germany
Prior art keywords
wavegums
recycling
flat screen
screen
flat
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
Application number
DE60208049T
Other languages
English (en)
Other versions
DE60208049T2 (de
Inventor
Adrian Robert Leigh Travis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Flat Projection Displays Ltd
Original Assignee
Cambridge Flat Projection Displays Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cambridge Flat Projection Displays Ltd filed Critical Cambridge Flat Projection Displays Ltd
Publication of DE60208049D1 publication Critical patent/DE60208049D1/de
Application granted granted Critical
Publication of DE60208049T2 publication Critical patent/DE60208049T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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 
    • G02F1/015—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 semiconductor elements having potential barriers, e.g. having a PN or PIN junction
    • G02F1/025—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 semiconductor elements having potential barriers, e.g. having a PN or PIN junction in an optical waveguide structure
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Engineering & Computer Science (AREA)
  • Projection Apparatus (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
DE60208049T 2001-08-02 2002-08-01 Flachbildschirm mit sich verjüngenden wellenleitern Expired - Lifetime DE60208049T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0118866.3A GB0118866D0 (en) 2001-08-02 2001-08-02 Shaped taper flat panel display
GB0118866 2001-08-02
PCT/GB2002/003578 WO2003013151A2 (en) 2001-08-02 2002-08-01 Flat-panel display using tapered waveguide

Publications (2)

Publication Number Publication Date
DE60208049D1 true DE60208049D1 (de) 2006-01-19
DE60208049T2 DE60208049T2 (de) 2006-08-03

Family

ID=9919683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60208049T Expired - Lifetime DE60208049T2 (de) 2001-08-02 2002-08-01 Flachbildschirm mit sich verjüngenden wellenleitern

Country Status (10)

Country Link
US (1) US7410286B2 (de)
EP (1) EP1417843B1 (de)
JP (1) JP4291141B2 (de)
KR (1) KR100871521B1 (de)
CN (1) CN1330189C (de)
AU (1) AU2002317406A1 (de)
DE (1) DE60208049T2 (de)
GB (1) GB0118866D0 (de)
TW (1) TWI222536B (de)
WO (1) WO2003013151A2 (de)

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US7410286B2 (en) 2008-08-12
AU2002317406A1 (en) 2003-02-17
KR20040035697A (ko) 2004-04-29
GB0118866D0 (en) 2001-09-26
EP1417843A2 (de) 2004-05-12
US20040196665A1 (en) 2004-10-07
CN1330189C (zh) 2007-08-01
TWI222536B (en) 2004-10-21
JP4291141B2 (ja) 2009-07-08
WO2003013151A2 (en) 2003-02-13
CN1539245A (zh) 2004-10-20
KR100871521B1 (ko) 2008-12-05
JP2004537766A (ja) 2004-12-16
EP1417843B1 (de) 2005-12-14
WO2003013151A3 (en) 2003-12-18
DE60208049T2 (de) 2006-08-03

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