AU2003225098A1 - Surface light-emitting device - Google Patents

Surface light-emitting device

Info

Publication number
AU2003225098A1
AU2003225098A1 AU2003225098A AU2003225098A AU2003225098A1 AU 2003225098 A1 AU2003225098 A1 AU 2003225098A1 AU 2003225098 A AU2003225098 A AU 2003225098A AU 2003225098 A AU2003225098 A AU 2003225098A AU 2003225098 A1 AU2003225098 A1 AU 2003225098A1
Authority
AU
Australia
Prior art keywords
emitting device
surface light
light
emitting
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.)
Abandoned
Application number
AU2003225098A
Inventor
Kazuyuki Hashimoto
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of AU2003225098A1 publication Critical patent/AU2003225098A1/en
Abandoned legal-status Critical Current

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
    • 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
    • G02B6/0051—Diffusing 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
AU2003225098A 2002-05-23 2003-04-22 Surface light-emitting device Abandoned AU2003225098A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002148622A JP4040364B2 (en) 2002-05-23 2002-05-23 Surface emitting device
JP2002/148622 2002-05-23
PCT/US2003/012310 WO2003100481A1 (en) 2002-05-23 2003-04-22 Surface light-emitting device

Publications (1)

Publication Number Publication Date
AU2003225098A1 true AU2003225098A1 (en) 2003-12-12

Family

ID=29561187

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003225098A Abandoned AU2003225098A1 (en) 2002-05-23 2003-04-22 Surface light-emitting device

Country Status (7)

Country Link
EP (1) EP1506438A1 (en)
JP (1) JP4040364B2 (en)
KR (1) KR20050004205A (en)
CN (1) CN1312498C (en)
AU (1) AU2003225098A1 (en)
TW (1) TWI272411B (en)
WO (1) WO2003100481A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0222810D0 (en) * 2002-10-02 2002-11-06 3M Innovative Properties Co Light source assembly and light-guide light suitable for an illuminated display
KR100829015B1 (en) * 2006-08-22 2008-05-14 엘지전자 주식회사 Surface light source, back light unit and liquid crystal display having the same
JP4538674B2 (en) * 2007-07-26 2010-09-08 株式会社オプトデザイン Surface illumination unit, surface illumination light source device, surface illumination device, and development substrate for manufacturing surface illumination unit
EP2252828A1 (en) 2008-02-22 2010-11-24 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
CN102383555A (en) * 2011-10-11 2012-03-21 常熟市华夏建筑节能材料有限公司 Energy-saving ceiling
TWI503608B (en) * 2013-10-30 2015-10-11 Au Optronics Corp Planar light generating device
CN112996302B (en) * 2019-12-13 2022-08-16 华硕电脑股份有限公司 Electronic device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460940A (en) * 1981-11-07 1984-07-17 Kei Mori Apparatus for uniform illumination employing light diffuser
JP3271695B2 (en) * 1996-09-20 2002-04-02 シャープ株式会社 Backlight light source and liquid crystal display device
JP2001338508A (en) * 2000-03-24 2001-12-07 Nec Corp Back-face light source and display using the same
JP4023079B2 (en) * 2000-08-31 2007-12-19 株式会社日立製作所 Planar illumination device and display device including the same

Also Published As

Publication number Publication date
CN1666121A (en) 2005-09-07
EP1506438A1 (en) 2005-02-16
TWI272411B (en) 2007-02-01
KR20050004205A (en) 2005-01-12
JP2003346527A (en) 2003-12-05
CN1312498C (en) 2007-04-25
TW200409977A (en) 2004-06-16
WO2003100481A1 (en) 2003-12-04
JP4040364B2 (en) 2008-01-30

Similar Documents

Publication Publication Date Title
AU2003238442A1 (en) Electroluminescent device
AU2003235286A1 (en) Semiconductor light-emitting device
AU2003223268A1 (en) Surface plasmon devices
AU2003256084A1 (en) Organic light-emitting device
AU2003211786A1 (en) Organic light-emitting device
AU2003237647A1 (en) Lid-positioning device
AU2003303067A1 (en) Electroluminescent device
AU2003228045A1 (en) Electroluminescent device
AU2003226453A1 (en) Organic light-emitting device
AU2003245720A1 (en) Electroptic device
AU2002349405A1 (en) El device
AU2003303088A1 (en) Light-emitting arrangement
AU2003234828A1 (en) Semiconductor light-emitting device
AU2003267824A1 (en) Multicolor light-emitting device
AU2003252218A1 (en) Crime-prevention lighting device
AU2003240149A1 (en) Electroluminescent device
AU2003247851A1 (en) Camera-attachable device
AU2003246290A1 (en) Box-assembling device
AU2002253375A1 (en) Electroluminescent device
AU2003225098A1 (en) Surface light-emitting device
AU2003259442A1 (en) Lighting device
AU2002347158A1 (en) Electroluminescent devices
AU2003229986A1 (en) Electroluminescent devices
AU2003207075A1 (en) Electroluminescence device
AU2003219292A1 (en) Electroluminescent device

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase