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
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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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KR1020147027174A Active KR101788777B1 (ko) 2012-06-01 2012-06-01 변조층을 가진 지향성 백라이트

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

Cited By (1)

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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
PT2938919T (pt) 2013-07-30 2019-01-21 Leia Inc Retroiluminação à base de rede de difração multifeixe
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
JP6511144B2 (ja) * 2015-01-10 2019-05-15 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． 偏光混合（ｐｏｌａｒｉｚａｔｉｏｎ−ｍｉｘｉｎｇ）ライトガイド、および同ライトガイドを用いるマルチビーム回折格子ベースの背面照明
ES2951155T3 (es) * 2015-01-28 2023-10-18 Leia Inc Pantalla electrónica tridimensional (3D)
EP3271761B1 (en) * 2015-03-16 2021-04-21 LEIA Inc. Unidirectional grating-based backlighting employing an angularly selective reflective layer
JP6779984B2 (ja) * 2015-09-05 2020-11-04 レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． 集光型バックライトおよびそれを使用するニアアイディスプレイシステム
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
ES2961964T3 (es) * 2016-01-16 2024-03-14 Leia Inc Pantalla de visualización frontal basada en rejilla de difracción multihaz
KR102526751B1 (ko) 2016-01-25 2023-04-27 삼성전자주식회사 지향성 백라이트 유닛, 3차원 영상 디스플레이 장치, 및 3차원 영상 디스플레이 방법
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EP3408699B1 (en) * 2016-01-30 2023-10-11 LEIA Inc. Multibeam element-based backlighting having converging views
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
CN109642716B (zh) * 2016-09-07 2021-07-23 奇跃公司 包括厚介质的虚拟现实、增强现实和混合现实系统及相关方法
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
JP6618641B2 (ja) 2017-01-16 2019-12-11 三菱電機株式会社 質感表示装置、質感表示方法、及び質感表示プログラム
WO2018183510A1 (en) * 2017-03-28 2018-10-04 The Charles Stark Draper Laboratory, Inc. Light field generator devices with series output couplers
KR102303654B1 (ko) * 2017-04-08 2021-09-17 레이아 인코포레이티드 다시점 역광장치, 모드-전환 가능 다시점 역광장치, 및 2d/3d 모드-전환 가능 표시장치
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ES2658587T3 (es) 2018-03-12
CN104335100A (zh) 2015-02-04
EP3301504A1 (en) 2018-04-04
EP2859402A1 (en) 2015-04-15
PL2859402T3 (pl) 2018-08-31
CN104335100B (zh) 2017-06-13
PT2859402T (pt) 2018-02-08
JP2015530604A (ja) 2015-10-15
KR20150021017A (ko) 2015-02-27
EP2859402A4 (en) 2016-04-13
JP5964500B2 (ja) 2016-08-03
HK1205793A1 (en) 2015-12-24
WO2013180737A1 (en) 2013-12-05
EP2859402B1 (en) 2017-11-22

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