ATE374338T1 - Lichtpaneel mit vergrössertem sichtfenster - Google Patents

Lichtpaneel mit vergrössertem sichtfenster

Info

Publication number
ATE374338T1
ATE374338T1 AT02751547T AT02751547T ATE374338T1 AT E374338 T1 ATE374338 T1 AT E374338T1 AT 02751547 T AT02751547 T AT 02751547T AT 02751547 T AT02751547 T AT 02751547T AT E374338 T1 ATE374338 T1 AT E374338T1
Authority
AT
Austria
Prior art keywords
light
light sources
types
sides
color
Prior art date
Application number
AT02751547T
Other languages
English (en)
Inventor
Christoph Hoelen
Gerard Harbers
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE374338T1 publication Critical patent/ATE374338T1/de

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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02B6/0066—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AT02751547T 2001-08-27 2002-07-18 Lichtpaneel mit vergrössertem sichtfenster ATE374338T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01203237 2001-08-27

Publications (1)

Publication Number Publication Date
ATE374338T1 true ATE374338T1 (de) 2007-10-15

Family

ID=8180844

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02751547T ATE374338T1 (de) 2001-08-27 2002-07-18 Lichtpaneel mit vergrössertem sichtfenster

Country Status (9)

Country Link
US (1) US6988813B2 (de)
EP (1) EP1423641B1 (de)
JP (1) JP4095024B2 (de)
KR (1) KR100864738B1 (de)
CN (1) CN100342173C (de)
AT (1) ATE374338T1 (de)
DE (1) DE60222678T2 (de)
TW (1) TW574678B (de)
WO (1) WO2003019074A1 (de)

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Also Published As

Publication number Publication date
KR20040044494A (ko) 2004-05-28
CN1547652A (zh) 2004-11-17
JP4095024B2 (ja) 2008-06-04
US20030043567A1 (en) 2003-03-06
US6988813B2 (en) 2006-01-24
WO2003019074A1 (en) 2003-03-06
KR100864738B1 (ko) 2008-10-22
CN100342173C (zh) 2007-10-10
DE60222678D1 (de) 2007-11-08
EP1423641A1 (de) 2004-06-02
JP2005501390A (ja) 2005-01-13
TW574678B (en) 2004-02-01
DE60222678T2 (de) 2008-07-17
EP1423641B1 (de) 2007-09-26

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