ATE527562T1 - Kompaktes beleuchtungssystem und anzeigevorrichtung - Google Patents

Kompaktes beleuchtungssystem und anzeigevorrichtung

Info

Publication number
ATE527562T1
ATE527562T1 AT03708414T AT03708414T ATE527562T1 AT E527562 T1 ATE527562 T1 AT E527562T1 AT 03708414 T AT03708414 T AT 03708414T AT 03708414 T AT03708414 T AT 03708414T AT E527562 T1 ATE527562 T1 AT E527562T1
Authority
AT
Austria
Prior art keywords
edge surface
light
display device
lighting system
front wall
Prior art date
Application number
AT03708414T
Other languages
English (en)
Inventor
Christoph Hoelen
Gerard Harbers
Nicola Pfeffer
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 ATE527562T1 publication Critical patent/ATE527562T1/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
    • G02B6/0045—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
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AT03708414T 2002-03-28 2003-03-21 Kompaktes beleuchtungssystem und anzeigevorrichtung ATE527562T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02076206 2002-03-28
PCT/IB2003/001147 WO2003083530A1 (en) 2002-03-28 2003-03-21 Compact lighting system and display device

Publications (1)

Publication Number Publication Date
ATE527562T1 true ATE527562T1 (de) 2011-10-15

Family

ID=28459518

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03708414T ATE527562T1 (de) 2002-03-28 2003-03-21 Kompaktes beleuchtungssystem und anzeigevorrichtung

Country Status (9)

Country Link
US (1) US7572045B2 (de)
EP (1) EP1493050B1 (de)
JP (1) JP4273002B2 (de)
KR (1) KR100951377B1 (de)
CN (1) CN1306295C (de)
AT (1) ATE527562T1 (de)
AU (1) AU2003212589A1 (de)
TW (1) TWI283781B (de)
WO (1) WO2003083530A1 (de)

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Also Published As

Publication number Publication date
US20050180167A1 (en) 2005-08-18
WO2003083530A1 (en) 2003-10-09
JP4273002B2 (ja) 2009-06-03
EP1493050A1 (de) 2005-01-05
JP2005524194A (ja) 2005-08-11
EP1493050B1 (de) 2011-10-05
AU2003212589A1 (en) 2003-10-13
TW200305042A (en) 2003-10-16
CN1306295C (zh) 2007-03-21
KR20040094853A (ko) 2004-11-10
TWI283781B (en) 2007-07-11
US7572045B2 (en) 2009-08-11
KR100951377B1 (ko) 2010-04-08
CN1643409A (zh) 2005-07-20

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