KR20110092310A - 구배화된 도광체 광 추출 특징부를 갖는 입체 3ｄ 액정 디스플레이 - Google Patents

구배화된 도광체 광 추출 특징부를 갖는 입체 3ｄ 액정 디스플레이 Download PDF

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Publication number
KR20110092310A
KR20110092310A KR1020117013970A KR20117013970A KR20110092310A KR 20110092310 A KR20110092310 A KR 20110092310A KR 1020117013970 A KR1020117013970 A KR 1020117013970A KR 20117013970 A KR20117013970 A KR 20117013970A KR 20110092310 A KR20110092310 A KR 20110092310A
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KR
South Korea
Prior art keywords
prism
light
liquid crystal
backlight
crystal display
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Withdrawn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
KR1020117013970A
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English (en)
Korean (ko)
Inventor
로버트 엘 브로트
마이클 제이 시코라
존 씨 슐츠
존 씨 넬슨
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.)
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Application filed by 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20110092310A publication Critical patent/KR20110092310A/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Withdrawn legal-status Critical Current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
    • G02B6/0033—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
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G02B6/0033—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
    • G02B6/0066—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

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  • 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)
  • Optical Elements Other Than Lenses (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
KR1020117013970A 2008-11-21 2009-11-17 구배화된 도광체 광 추출 특징부를 갖는 입체 3ｄ 액정 디스플레이 Withdrawn KR20110092310A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/275,586 2008-11-21
US12/275,586 US8098347B2 (en) 2008-11-21 2008-11-21 Stereoscopic 3D liquid crystal display with graded light guide light extraction features

Publications (1)

Publication Number Publication Date
KR20110092310A true KR20110092310A (ko) 2011-08-17

Family

ID=42195919

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020117013970A Withdrawn KR20110092310A (ko) 2008-11-21 2009-11-17 구배화된 도광체 광 추출 특징부를 갖는 입체 3ｄ 액정 디스플레이

Country Status (7)

Country Link
US (1) US8098347B2 (https=)
EP (1) EP2359185A2 (https=)
JP (1) JP2012510078A (https=)
KR (1) KR20110092310A (https=)
CN (1) CN102216836B (https=)
TW (1) TWI621897B (https=)
WO (1) WO2010059578A2 (https=)

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US9651729B2 (en) 2010-04-16 2017-05-16 Flex Lighting Ii, Llc Reflective display comprising a frontlight with extraction features and a light redirecting optical element
US8646960B2 (en) * 2010-08-03 2014-02-11 3M Innovative Properties Company Scanning backlight with slatless light guide
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TWI664447B (zh) * 2014-02-18 2019-07-01 德商拜耳材料科學股份有限公司 使用全像光學元件之裸視３ｄ顯示裝置
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Also Published As

Publication number Publication date
EP2359185A2 (en) 2011-08-24
WO2010059578A2 (en) 2010-05-27
TWI621897B (zh) 2018-04-21
CN102216836B (zh) 2014-10-22
WO2010059578A3 (en) 2010-08-12
CN102216836A (zh) 2011-10-12
US20100128187A1 (en) 2010-05-27
JP2012510078A (ja) 2012-04-26
US8098347B2 (en) 2012-01-17
TW201030425A (en) 2010-08-16

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20110617

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid