DK0549679T3 - Visningssystem - Google Patents

Visningssystem

Info

Publication number
DK0549679T3
DK0549679T3 DK91916934.2T DK91916934T DK0549679T3 DK 0549679 T3 DK0549679 T3 DK 0549679T3 DK 91916934 T DK91916934 T DK 91916934T DK 0549679 T3 DK0549679 T3 DK 0549679T3
Authority
DK
Denmark
Prior art keywords
pct
date apr
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matrix
Prior art date
Application number
DK91916934.2T
Other languages
English (en)
Inventor
John Ashall
Original Assignee
Illumination Research Group Pr
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3774963&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0549679(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Illumination Research Group Pr filed Critical Illumination Research Group Pr
Application granted granted Critical
Publication of DK0549679T3 publication Critical patent/DK0549679T3/da

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
    • G02B6/0035—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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/60—Instruments characterised by their location or relative disposition in or on vehicles
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/20—Optical features of instruments
    • B60K2360/33—Illumination features
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • G09F2013/1804—Achieving homogeneous illumination
    • G09F2013/1809—Achieving homogeneous illumination using a non-homogeneous front window
    • G09F2013/1813—Achieving homogeneous illumination using a non-homogeneous front window provided with a coating showing a pattern of dots of variable density

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Selective Calling Equipment (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Circuits Of Receivers In General (AREA)
  • Vehicle Body Suspensions (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • External Artificial Organs (AREA)
DK91916934.2T 1990-09-20 1991-09-20 Visningssystem DK0549679T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPK239290 1990-09-20

Publications (1)

Publication Number Publication Date
DK0549679T3 true DK0549679T3 (da) 1996-10-14

Family

ID=3774963

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91916934.2T DK0549679T3 (da) 1990-09-20 1991-09-20 Visningssystem

Country Status (14)

Country Link
US (2) US5390436A (da)
EP (1) EP0549679B1 (da)
JP (1) JP2920785B2 (da)
KR (1) KR960013210B1 (da)
AT (1) ATE138753T1 (da)
BR (1) BR9106868A (da)
CA (1) CA2092086C (da)
DE (1) DE69119910T2 (da)
DK (1) DK0549679T3 (da)
ES (1) ES2089231T3 (da)
GR (1) GR3020877T3 (da)
HK (1) HK208996A (da)
SG (1) SG68563A1 (da)
WO (1) WO1992005535A1 (da)

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EP0549679A4 (en) 1993-11-18
JPH06505809A (ja) 1994-06-30
US5390436A (en) 1995-02-21
WO1992005535A1 (en) 1992-04-02
AU8622691A (en) 1992-04-15
AU647834B2 (en) 1994-03-31
ES2089231T3 (es) 1996-10-01
DE69119910D1 (de) 1996-07-04
KR960013210B1 (ko) 1996-10-02
BR9106868A (pt) 1993-07-06
GR3020877T3 (en) 1996-11-30
EP0549679A1 (en) 1993-07-07
ATE138753T1 (de) 1996-06-15
HK208996A (en) 1996-11-29
CA2092086C (en) 1995-09-05
EP0549679B1 (en) 1996-05-29
SG68563A1 (en) 1999-11-16
DE69119910T2 (de) 1997-01-23
US5625968A (en) 1997-05-06
KR930702739A (ko) 1993-09-09
JP2920785B2 (ja) 1999-07-19

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