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TWI801072B - 提供光排除區域的反射式微稜鏡散射元件式背光件、多視像顯示器和方法 - Google Patents

提供光排除區域的反射式微稜鏡散射元件式背光件、多視像顯示器和方法 Download PDF

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Publication number
TWI801072B
TWI801072B TW110149757A TW110149757A TWI801072B TW I801072 B TWI801072 B TW I801072B TW 110149757 A TW110149757 A TW 110149757A TW 110149757 A TW110149757 A TW 110149757A TW I801072 B TWI801072 B TW I801072B
Authority
TW
Taiwan
Prior art keywords
element based
providing light
scattering element
method providing
exclusion zone
Prior art date
Application number
TW110149757A
Other languages
English (en)
Other versions
TW202242507A (zh
Inventor
大衛 A 費圖
湯瑪士 赫克曼
柯頓 布柯斯基
馬明
Original Assignee
美商雷亞有限公司
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 美商雷亞有限公司 filed Critical 美商雷亞有限公司
Publication of TW202242507A publication Critical patent/TW202242507A/zh
Application granted granted Critical
Publication of TWI801072B publication Critical patent/TWI801072B/zh

Links

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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • 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
    • G02B6/005—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
    • G02B6/0055—Reflecting 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
TW110149757A 2020-01-22 2021-12-30 提供光排除區域的反射式微稜鏡散射元件式背光件、多視像顯示器和方法 TWI801072B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062964589P 2020-01-22 2020-01-22
WOPCT/US21/14776 2021-01-22
PCT/US2021/014776 WO2021151009A1 (en) 2020-01-22 2021-01-22 Reflective microprism scattering element-based backlight, multiview display, and method providing light exclusion zone

Publications (2)

Publication Number Publication Date
TW202242507A TW202242507A (zh) 2022-11-01
TWI801072B true TWI801072B (zh) 2023-05-01

Family

ID=76992655

Family Applications (2)

Application Number Title Priority Date Filing Date
TW110149756A TWI789195B (zh) 2020-01-22 2021-12-30 具有彎曲的反射式多光束元件的多視像背光件、多視像顯示器、及方法
TW110149757A TWI801072B (zh) 2020-01-22 2021-12-30 提供光排除區域的反射式微稜鏡散射元件式背光件、多視像顯示器和方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW110149756A TWI789195B (zh) 2020-01-22 2021-12-30 具有彎曲的反射式多光束元件的多視像背光件、多視像顯示器、及方法

Country Status (8)

Country Link
US (2) US20220357500A1 (zh)
EP (2) EP4094244A4 (zh)
JP (2) JP7417752B2 (zh)
KR (2) KR102790620B1 (zh)
CN (2) CN115004288A (zh)
CA (2) CA3167777A1 (zh)
TW (2) TWI789195B (zh)
WO (2) WO2021150658A1 (zh)

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WO2021050694A1 (en) 2019-09-12 2021-03-18 Leia Inc. Multiview backlight, multiview display, and method employing reflective multibeam elements
CA3156349A1 (en) 2019-10-31 2021-05-06 Leia Inc. MULTI-BEAM BACKLIGHT, MULTI-VIEW DISPLAY DEVICE AND METHOD PRESENTING MULTI-BEAM ELEMENTS WITH SHAPED EDGE
WO2021178258A1 (en) 2020-03-02 2021-09-10 Leia Inc. Static-image augmented privacy display, mode-switchable privacy display system, and method
CN117581059A (zh) 2021-06-28 2024-02-20 镭亚股份有限公司 多视图背光、显示器和具有变化的突出距离的反射式子元件的方法
FI131598B1 (en) * 2021-10-13 2025-08-01 Nanocomp Oy Ltd Light guide
CN118541629A (zh) 2021-12-07 2024-08-23 镭亚股份有限公司 时间复用的多视图背光体、多视图显示器和方法

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TW201908787A (zh) * 2017-07-21 2019-03-01 美商雷亞有限公司 具有微透鏡之基於多光束元件之背光件、多視域顯示器、及其操作方法

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Also Published As

Publication number Publication date
CN115004288A (zh) 2022-09-02
WO2021150658A1 (en) 2021-07-29
KR20220113776A (ko) 2022-08-16
EP4094015A4 (en) 2024-02-28
EP4094015A1 (en) 2022-11-30
KR20220110549A (ko) 2022-08-08
KR102790622B1 (ko) 2025-04-04
JP2023511365A (ja) 2023-03-17
CN115003956B (zh) 2024-09-17
KR102790620B1 (ko) 2025-04-04
TW202238238A (zh) 2022-10-01
CN115003956A (zh) 2022-09-02
WO2021151009A1 (en) 2021-07-29
US20220357500A1 (en) 2022-11-10
TWI789195B (zh) 2023-01-01
EP4094244A1 (en) 2022-11-30
JP7454684B2 (ja) 2024-03-22
JP7417752B2 (ja) 2024-01-18
CA3167777A1 (en) 2021-07-29
JP2023511903A (ja) 2023-03-23
TW202242507A (zh) 2022-11-01
US20220350071A1 (en) 2022-11-03
EP4094244A4 (en) 2024-03-13
CA3167781A1 (en) 2021-07-29

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