CN104335100B - 具有调制层的定向背光体 - Google Patents

具有调制层的定向背光体 Download PDF

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Publication number
CN104335100B
CN104335100B CN201280072700.0A CN201280072700A CN104335100B CN 104335100 B CN104335100 B CN 104335100B CN 201280072700 A CN201280072700 A CN 201280072700A CN 104335100 B CN104335100 B CN 104335100B
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CN
China
Prior art keywords
directional
grating
pixels
backlight
backplane
Prior art date
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CN201280072700.0A
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English (en)
Chinese (zh)
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CN104335100A (zh
Inventor
D.A.法塔尔
J.A.伯鲁格
C.M.桑托瑞
M.菲奥伦蒂诺
彭臻
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Hewlett Packard Development Co LP
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Hewlett Packard Development Co LP
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Publication of CN104335100A publication Critical patent/CN104335100A/zh
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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
    • G02B6/004—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
    • 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
    • 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

Landscapes

  • 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)
CN201280072700.0A 2012-06-01 2012-06-01 具有调制层的定向背光体 Active CN104335100B (zh)

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
CN104335100A CN104335100A (zh) 2015-02-04
CN104335100B true CN104335100B (zh) 2017-06-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280072700.0A Active CN104335100B (zh) 2012-06-01 2012-06-01 具有调制层的定向背光体

Country Status (8)

Country Link
EP (2) EP2859402B1 (cg-RX-API-DMAC7.html)
JP (1) JP5964500B2 (cg-RX-API-DMAC7.html)
KR (1) KR101788777B1 (cg-RX-API-DMAC7.html)
CN (1) CN104335100B (cg-RX-API-DMAC7.html)
ES (1) ES2658587T3 (cg-RX-API-DMAC7.html)
PL (1) PL2859402T3 (cg-RX-API-DMAC7.html)
PT (1) PT2859402T (cg-RX-API-DMAC7.html)
WO (1) WO2013180737A1 (cg-RX-API-DMAC7.html)

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KR102553840B1 (ko) * 2016-08-31 2023-07-10 삼성전자주식회사 단일 백 라이트 유닛을 포함하는 무안경 3차원 디스플레이 장치
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Also Published As

Publication number Publication date
EP2859402A1 (en) 2015-04-15
JP2015530604A (ja) 2015-10-15
ES2658587T3 (es) 2018-03-12
HK1205793A1 (en) 2015-12-24
WO2013180737A1 (en) 2013-12-05
PL2859402T3 (pl) 2018-08-31
EP2859402A4 (en) 2016-04-13
KR101788777B1 (ko) 2017-10-20
EP3301504A1 (en) 2018-04-04
EP2859402B1 (en) 2017-11-22
PT2859402T (pt) 2018-02-08
CN104335100A (zh) 2015-02-04
JP5964500B2 (ja) 2016-08-03
KR20150021017A (ko) 2015-02-27

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