KR20100021437A - 액정 디스플레이를 위한 백라이트 - Google Patents

액정 디스플레이를 위한 백라이트 Download PDF

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Publication number
KR20100021437A
KR20100021437A KR1020097025481A KR20097025481A KR20100021437A KR 20100021437 A KR20100021437 A KR 20100021437A KR 1020097025481 A KR1020097025481 A KR 1020097025481A KR 20097025481 A KR20097025481 A KR 20097025481A KR 20100021437 A KR20100021437 A KR 20100021437A
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KR
South Korea
Prior art keywords
light
input surface
antireflective
backlight
light input
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.)
Withdrawn
Application number
KR1020097025481A
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English (en)
Korean (ko)
Inventor
존 씨 슐츠
로버트 엘 브롯
마이클 제이 시코라
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20100021437A publication Critical patent/KR20100021437A/ko
Withdrawn legal-status Critical Current

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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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
    • G02B30/24—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type involving temporal multiplexing, e.g. using sequentially activated left and right shutters
    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
    • G02B6/0066—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
    • 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

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)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
KR1020097025481A 2007-05-18 2008-03-28 액정 디스플레이를 위한 백라이트 Withdrawn KR20100021437A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/750,412 2007-05-18
US11/750,412 US7528893B2 (en) 2007-05-18 2007-05-18 Backlight for liquid crystal display

Publications (1)

Publication Number Publication Date
KR20100021437A true KR20100021437A (ko) 2010-02-24

Family

ID=40027121

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020097025481A Withdrawn KR20100021437A (ko) 2007-05-18 2008-03-28 액정 디스플레이를 위한 백라이트

Country Status (5)

Country Link
US (1) US7528893B2 (enExample)
JP (1) JP5778419B2 (enExample)
KR (1) KR20100021437A (enExample)
TW (1) TW200909940A (enExample)
WO (1) WO2008144109A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8860906B2 (en) 2010-11-01 2014-10-14 Samsung Electronics Co., Ltd. Directional light guide plate, directional surface light source, and three-dimensional image display apparatus employing the directional surface light source
KR20150021936A (ko) * 2012-05-18 2015-03-03 리얼디 인크. 지향성 백라이트에서의 크로스토크 억제

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Also Published As

Publication number Publication date
TW200909940A (en) 2009-03-01
JP2010528326A (ja) 2010-08-19
WO2008144109A1 (en) 2008-11-27
JP5778419B2 (ja) 2015-09-16
US7528893B2 (en) 2009-05-05
US20080284945A1 (en) 2008-11-20

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