KR101788777B1 - 변조층을 가진 지향성 백라이트 - Google Patents

변조층을 가진 지향성 백라이트 Download PDF

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Publication number
KR101788777B1
KR101788777B1 KR1020147027174A KR20147027174A KR101788777B1 KR 101788777 B1 KR101788777 B1 KR 101788777B1 KR 1020147027174 A KR1020147027174 A KR 1020147027174A KR 20147027174 A KR20147027174 A KR 20147027174A KR 101788777 B1 KR101788777 B1 KR 101788777B1
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South Korea
Prior art keywords
directional
grating
pixels
backplane
backlight
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Korean (ko)
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KR20150021017A (ko
Inventor
데이비드 에이. 파탈
데이비드 에이. 파탈
제임스 에이. 브룩
찰스 엠. 산토리
마르코 피오렌티노
젠 펭
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레이아 인코포레이티드
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    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • 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
    • G02B30/26—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 autostereoscopic type
    • G02B30/33—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 autostereoscopic type involving directional light or back-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
    • G02B6/0035—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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
    • H04N13/32—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using arrays of controllable light sources; using moving apertures or moving light sources

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020147027174A 2012-06-01 2012-06-01 변조층을 가진 지향성 백라이트 Active KR101788777B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2012/040607 WO2013180737A1 (en) 2012-06-01 2012-06-01 Directional backlight with a modulation layer

Publications (2)

Publication Number Publication Date
KR20150021017A KR20150021017A (ko) 2015-02-27
KR101788777B1 true KR101788777B1 (ko) 2017-10-20

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Country Link
EP (2) EP3301504A1 (https=)
JP (1) JP5964500B2 (https=)
KR (1) KR101788777B1 (https=)
CN (1) CN104335100B (https=)
ES (1) ES2658587T3 (https=)
PL (1) PL2859402T3 (https=)
PT (1) PT2859402T (https=)
WO (1) WO2013180737A1 (https=)

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KR20170085827A (ko) * 2016-01-15 2017-07-25 삼성전자주식회사 지향성 백라이트 유닛을 구비하는 디스플레이 장치 및 그 조립 방법

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US9459461B2 (en) 2012-05-31 2016-10-04 Leia Inc. Directional backlight
WO2014120160A1 (en) * 2013-01-30 2014-08-07 Hewlett-Packard Development Company, L.P. Directional grating-based backlighting
US9298168B2 (en) 2013-01-31 2016-03-29 Leia Inc. Multiview 3D wrist watch
CN104508353B (zh) 2013-07-30 2018-08-31 镭亚股份有限公司 基于多束衍射光栅的背光照明
CN104159100A (zh) * 2014-07-23 2014-11-19 京东方科技集团股份有限公司 立体显示装置和立体显示方法
US9557466B2 (en) 2014-07-30 2017-01-31 Leia, Inc Multibeam diffraction grating-based color backlighting
CN107111084A (zh) * 2015-01-10 2017-08-29 镭亚股份有限公司 偏振混合光导及使用其的基于多波束光栅的背光
JP6633087B2 (ja) * 2015-01-28 2020-01-22 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． ３次元（３ｄ）電子ディスプレイ
CN107430240B (zh) * 2015-03-16 2020-09-18 镭亚股份有限公司 采用角度选择性反射层的基于单向光栅的背光
ES2960230T3 (es) * 2015-09-05 2024-03-01 Leia Inc Retroiluminación concentradora de luz y sistema de pantalla cercana al ojo que la utiliza
US10798371B2 (en) * 2015-09-05 2020-10-06 Leia Inc. Multiview display with head tracking
KR102491853B1 (ko) * 2015-12-09 2023-01-26 삼성전자주식회사 지향성 백라이트 유닛 및 이를 포함한 입체 영상 표시 장치
CH711992A1 (de) * 2015-12-28 2017-06-30 Regent Beleuchtungskörper Ag Leuchtkörper und Stehleuchtenanordnung.
CN106959510A (zh) * 2016-01-08 2017-07-18 京东方科技集团股份有限公司 一种显示装置和虚拟现实眼镜
WO2017123259A1 (en) * 2016-01-16 2017-07-20 Leia Inc. Multibeam diffraction grating-based head-up display
KR102526751B1 (ko) * 2016-01-25 2023-04-27 삼성전자주식회사 지향성 백라이트 유닛, 3차원 영상 디스플레이 장치, 및 3차원 영상 디스플레이 방법
KR102367308B1 (ko) * 2016-01-30 2022-02-24 레이아 인코포레이티드 수렴 시점들을 갖는 다중 빔 요소-기반 역광 조명
KR102353695B1 (ko) * 2016-01-30 2022-01-20 레이아 인코포레이티드 프라이버시 디스플레이 및 듀얼-모드 프라이버시 디스플레이 시스템
CN105700226A (zh) * 2016-04-25 2016-06-22 京东方科技集团股份有限公司 视角控制机构、导光板、背光模组、阵列基板及显示面板
JP6645371B2 (ja) 2016-07-15 2020-02-14 オムロン株式会社 光デバイス及び立体表示方法
KR102553840B1 (ko) * 2016-08-31 2023-07-10 삼성전자주식회사 단일 백 라이트 유닛을 포함하는 무안경 3차원 디스플레이 장치
KR102519016B1 (ko) * 2016-09-07 2023-04-05 매직 립, 인코포레이티드 두꺼운 미디어를 포함하는 가상 현실, 증강 현실 및 혼합 현실 시스템들 및 관련된 방법들
CN106292051B (zh) * 2016-10-21 2017-08-01 京东方科技集团股份有限公司 一种显示装置及其显示方法
KR102654863B1 (ko) 2016-11-08 2024-04-05 삼성전자주식회사 지향성 백라이트 유닛 및 이를 포함하는 영상 표시 장치
CN106443867A (zh) * 2016-11-09 2017-02-22 苏州苏大维格光电科技股份有限公司 一种波导器件及三维显示装置
WO2018125574A1 (en) 2016-12-31 2018-07-05 Vuzix Corporation Imaging light guide with expanded light distribution
FR3061461B1 (fr) * 2017-01-03 2020-06-19 Valeo Vision Systeme d'avertissement lumineux pour vehicule automobile et procede d'avertissement lumineux
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Publication number Publication date
EP2859402A1 (en) 2015-04-15
JP2015530604A (ja) 2015-10-15
ES2658587T3 (es) 2018-03-12
WO2013180737A1 (en) 2013-12-05
EP2859402A4 (en) 2016-04-13
EP2859402B1 (en) 2017-11-22
PL2859402T3 (pl) 2018-08-31
HK1205793A1 (en) 2015-12-24
KR20150021017A (ko) 2015-02-27
EP3301504A1 (en) 2018-04-04
JP5964500B2 (ja) 2016-08-03
CN104335100A (zh) 2015-02-04
PT2859402T (pt) 2018-02-08
CN104335100B (zh) 2017-06-13

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