DE60224038D1 - Kompaktes verlichtungssystem und zugehörige anzeige - Google Patents

Kompaktes verlichtungssystem und zugehörige anzeige

Info

Publication number
DE60224038D1
DE60224038D1 DE60224038T DE60224038T DE60224038D1 DE 60224038 D1 DE60224038 D1 DE 60224038D1 DE 60224038 T DE60224038 T DE 60224038T DE 60224038 T DE60224038 T DE 60224038T DE 60224038 D1 DE60224038 D1 DE 60224038D1
Authority
DE
Germany
Prior art keywords
light
panel
mixing
backlighting system
emitting panel
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60224038T
Other languages
English (en)
Other versions
DE60224038T2 (de
Inventor
Christoph G Hoelen
Nicola B Pfeffer
Hees Antonius J Van
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lumileds LLC
Original Assignee
Philips Lumileds Lighing Co LLC
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 Philips Lumileds Lighing Co LLC filed Critical Philips Lumileds Lighing Co LLC
Publication of DE60224038D1 publication Critical patent/DE60224038D1/de
Application granted granted Critical
Publication of DE60224038T2 publication Critical patent/DE60224038T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • 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
    • 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
    • G02B6/0073—Light emitting diode [LED]

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Instructional Devices (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DE60224038T 2001-06-01 2002-06-03 Kompaktes verlichtungssystem und zugehörige anzeige Expired - Lifetime DE60224038T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP01202137 2001-06-01
EP01202137 2001-06-01
PCT/IB2002/001989 WO2002097324A1 (en) 2001-06-01 2002-06-03 Compact illumination system and display device

Publications (2)

Publication Number Publication Date
DE60224038D1 true DE60224038D1 (de) 2008-01-24
DE60224038T2 DE60224038T2 (de) 2008-11-06

Family

ID=8180422

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60224038T Expired - Lifetime DE60224038T2 (de) 2001-06-01 2002-06-03 Kompaktes verlichtungssystem und zugehörige anzeige

Country Status (9)

Country Link
US (1) US6951401B2 (de)
EP (1) EP1397610B1 (de)
JP (1) JP4049267B2 (de)
KR (1) KR100856814B1 (de)
CN (1) CN1276298C (de)
AT (1) ATE380977T1 (de)
DE (1) DE60224038T2 (de)
TW (1) TWI223701B (de)
WO (1) WO2002097324A1 (de)

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EP1397610A1 (de) 2004-03-17
WO2002097324A1 (en) 2002-12-05
TWI223701B (en) 2004-11-11
KR100856814B1 (ko) 2008-09-05
CN1511240A (zh) 2004-07-07
US6951401B2 (en) 2005-10-04
ATE380977T1 (de) 2007-12-15
US20050007753A1 (en) 2005-01-13
CN1276298C (zh) 2006-09-20
KR20030023726A (ko) 2003-03-19
DE60224038T2 (de) 2008-11-06
JP4049267B2 (ja) 2008-02-20
JP2004527096A (ja) 2004-09-02

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