AU3574800A - Backlight generating apparatus for use in lcd panel - Google Patents

Backlight generating apparatus for use in lcd panel

Info

Publication number
AU3574800A
AU3574800A AU35748/00A AU3574800A AU3574800A AU 3574800 A AU3574800 A AU 3574800A AU 35748/00 A AU35748/00 A AU 35748/00A AU 3574800 A AU3574800 A AU 3574800A AU 3574800 A AU3574800 A AU 3574800A
Authority
AU
Australia
Prior art keywords
generating apparatus
lcd panel
backlight generating
backlight
lcd
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
AU35748/00A
Inventor
Tae-Woo Kim
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU3574800A publication Critical patent/AU3574800A/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
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the 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
    • 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
    • G02B6/0033—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
AU35748/00A 1999-03-29 2000-03-28 Backlight generating apparatus for use in lcd panel Abandoned AU3574800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1019990010865A KR100292333B1 (en) 1999-03-29 1999-03-29 Light source plate for Liguid crystal Display
KR9910865 1999-03-29
PCT/KR2000/000269 WO2000058779A1 (en) 1999-03-29 2000-03-28 Backlight generating apparatus for use in lcd panel

Publications (1)

Publication Number Publication Date
AU3574800A true AU3574800A (en) 2000-10-16

Family

ID=19578111

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35748/00A Abandoned AU3574800A (en) 1999-03-29 2000-03-28 Backlight generating apparatus for use in lcd panel

Country Status (4)

Country Link
KR (1) KR100292333B1 (en)
CN (1) CN1145837C (en)
AU (1) AU3574800A (en)
WO (1) WO2000058779A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100878209B1 (en) * 2002-06-25 2009-01-13 삼성전자주식회사 Lamp assembly, and backlight assembly and liquid crystal display having the same
CN1318865C (en) * 2002-12-20 2007-05-30 鸿富锦精密工业（深圳）有限公司<Del/> Light board and light source system
US7164581B2 (en) 2004-06-21 2007-01-16 Computer Network Technology Corp. Modular chassis divided along a midplane and cooling system therefor
KR101290584B1 (en) 2006-06-29 2013-07-30 엘지디스플레이 주식회사 Direct type backlight unit and method for forming diffuser in the direct type backlight unit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05210014A (en) * 1991-07-15 1993-08-20 Daimon Seisakusho:Kk Light transmission plate for liquid crystal back light and mold for molding the same
JPH06265886A (en) * 1993-03-10 1994-09-22 Hitachi Ltd Illumination device

Also Published As

Publication number Publication date
CN1145837C (en) 2004-04-14
CN1344380A (en) 2002-04-10
WO2000058779A1 (en) 2000-10-05
KR19990083671A (en) 1999-12-06
KR100292333B1 (en) 2001-06-01

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Legal Events

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