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

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means 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
    • G02B6/0038Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0066Light 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
    • G02B6/0068Arrangements of plural sources, e.g. multi-colour light sources
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
CN1547652A (zh) 2004-11-17
EP1423641A1 (de) 2004-06-02
CN100342173C (zh) 2007-10-10
KR100864738B1 (ko) 2008-10-22
JP2005501390A (ja) 2005-01-13
EP1423641B1 (de) 2007-09-26
WO2003019074A1 (en) 2003-03-06
DE60222678D1 (de) 2007-11-08
JP4095024B2 (ja) 2008-06-04
US20030043567A1 (en) 2003-03-06
US6988813B2 (en) 2006-01-24
KR20040044494A (ko) 2004-05-28
TW574678B (en) 2004-02-01
DE60222678T2 (de) 2008-07-17

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