ATE278233T1 - Lichtpanel - Google Patents

Lichtpanel

Info

Publication number
ATE278233T1
ATE278233T1 AT00927297T AT00927297T ATE278233T1 AT E278233 T1 ATE278233 T1 AT E278233T1 AT 00927297 T AT00927297 T AT 00927297T AT 00927297 T AT00927297 T AT 00927297T AT E278233 T1 ATE278233 T1 AT E278233T1
Authority
AT
Austria
Prior art keywords
light
panel element
panel
shapes
various sizes
Prior art date
Application number
AT00927297T
Other languages
English (en)
Inventor
Leo Hatjasalo
Kari Rinko
Original Assignee
Modilis Ltd Oy
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=8554756&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE278233(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Modilis Ltd Oy filed Critical Modilis Ltd Oy
Application granted granted Critical
Publication of ATE278233T1 publication Critical patent/ATE278233T1/de

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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Electric Clocks (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Road Signs Or Road Markings (AREA)
  • Gas-Filled Discharge Tubes (AREA)
  • Optical Integrated Circuits (AREA)
  • Glass Compositions (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
AT00927297T 1999-05-28 2000-05-19 Lichtpanel ATE278233T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI991216A FI107085B (fi) 1999-05-28 1999-05-28 Valopaneeli
PCT/FI2000/000451 WO2000074026A1 (en) 1999-05-28 2000-05-19 Light panel

Publications (1)

Publication Number Publication Date
ATE278233T1 true ATE278233T1 (de) 2004-10-15

Family

ID=8554756

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00927297T ATE278233T1 (de) 1999-05-28 2000-05-19 Lichtpanel

Country Status (15)

Country Link
US (2) US6773126B1 (de)
EP (1) EP1194915B2 (de)
JP (1) JP4617040B2 (de)
KR (1) KR100728422B1 (de)
CN (1) CN1161730C (de)
AT (1) ATE278233T1 (de)
AU (1) AU773132B2 (de)
BR (1) BR0010972A (de)
CA (1) CA2373471C (de)
DE (1) DE60014380T3 (de)
ES (1) ES2230102T5 (de)
FI (1) FI107085B (de)
MX (1) MXPA01011727A (de)
RU (1) RU2237932C2 (de)
WO (1) WO2000074026A1 (de)

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* Cited by examiner, † Cited by third party
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FI107085B (fi) 2001-05-31
ES2230102T5 (es) 2014-10-17
CA2373471A1 (en) 2000-12-07
DE60014380T2 (de) 2005-11-03
US20040156182A1 (en) 2004-08-12
KR20020020716A (ko) 2002-03-15
US7563011B2 (en) 2009-07-21
WO2000074026A1 (en) 2000-12-07
DE60014380D1 (de) 2004-11-04
KR100728422B1 (ko) 2007-06-13
BR0010972A (pt) 2002-03-05
EP1194915B2 (de) 2014-07-16
JP4617040B2 (ja) 2011-01-19
FI991216L (fi) 2000-11-29
EP1194915A1 (de) 2002-04-10
US6773126B1 (en) 2004-08-10
FI991216A0 (fi) 1999-05-28
JP2003500706A (ja) 2003-01-07
RU2237932C2 (ru) 2004-10-10
CN1353850A (zh) 2002-06-12
CN1161730C (zh) 2004-08-11
DE60014380T3 (de) 2014-10-30
AU773132B2 (en) 2004-05-20
MXPA01011727A (es) 2003-09-04
EP1194915B1 (de) 2004-09-29
ES2230102T3 (es) 2005-05-01
CA2373471C (en) 2007-10-09
AU4573000A (en) 2000-12-18

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