CN111902765B - 波导显示元件 - Google Patents

波导显示元件 Download PDF

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Publication number
CN111902765B
CN111902765B CN201980022167.9A CN201980022167A CN111902765B CN 111902765 B CN111902765 B CN 111902765B CN 201980022167 A CN201980022167 A CN 201980022167A CN 111902765 B CN111902765 B CN 111902765B
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China
Prior art keywords
waveguide
grating
different
coupler
layer
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CN201980022167.9A
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English (en)
Chinese (zh)
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CN111902765A (zh
Inventor
尤索·奥尔科宁
卡西米尔·布卢姆斯泰特
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Dispelix Oy
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Dispelix Oy
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    • 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
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/44—Grating systems; Zone plate systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
    • G02B5/1823—Plural gratings positioned on the same surface, e.g. array of gratings in an overlapping or superposed manner
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1828—Diffraction gratings having means for producing variable diffraction
    • 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
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
    • G02B2027/0114—Head-up displays characterised by optical features comprising device for genereting colour display comprising dichroic elements
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4272—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29325—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide of the slab or planar or plate like form, i.e. confinement in a single transverse dimension only
    • G02B6/29329—Diffractive elements operating in transmission

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Filters (AREA)
CN201980022167.9A 2018-03-28 2019-03-22 波导显示元件 Active CN111902765B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20185292 2018-03-28
FI20185292A FI128573B (en) 2018-03-28 2018-03-28 Waveguide display element
PCT/FI2019/050240 WO2019185989A1 (en) 2018-03-28 2019-03-22 Waveguide display element

Publications (2)

Publication Number Publication Date
CN111902765A CN111902765A (zh) 2020-11-06
CN111902765B true CN111902765B (zh) 2022-05-31

Family

ID=68062319

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980022167.9A Active CN111902765B (zh) 2018-03-28 2019-03-22 波导显示元件

Country Status (8)

Country Link
US (1) US11067733B2 (https=)
EP (1) EP3729178B1 (https=)
JP (1) JP7328235B2 (https=)
KR (1) KR102740394B1 (https=)
CN (1) CN111902765B (https=)
FI (1) FI128573B (https=)
SG (1) SG11202008156UA (https=)
WO (1) WO2019185989A1 (https=)

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FI128573B (en) * 2018-03-28 2020-08-14 Dispelix Oy Waveguide display element
JP2021021879A (ja) * 2019-07-30 2021-02-18 セイコーエプソン株式会社 光学素子及び画像表示装置
EP4382994A4 (en) * 2021-08-23 2024-11-27 Sony Group Corporation IMAGE DISPLAY DEVICE AND DISPLAY DEVICE
CN115480413A (zh) 2022-10-12 2022-12-16 深圳市光途显示科技有限公司 显示设备、虚拟图像显示方法和显示设备的制造方法
KR20260049259A (ko) * 2023-08-18 2026-04-13 코닝 인코포레이티드 증강 현실용 복합 도광체
NL2035758B1 (en) * 2023-08-18 2025-03-04 Corning Inc Composite lightguides for augmented reality

Citations (3)

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EP2196729A1 (en) * 2008-12-12 2010-06-16 BAE Systems PLC Improvements in or relating to waveguides
WO2017120334A1 (en) * 2016-01-06 2017-07-13 Vuzix Corporation Double-sided imaging light guide with embedded dichroic filters
CN107615136A (zh) * 2015-04-08 2018-01-19 迪斯帕列斯有限公司 光学透视显示元件和使用这样的元件的设备

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CN107615136A (zh) * 2015-04-08 2018-01-19 迪斯帕列斯有限公司 光学透视显示元件和使用这样的元件的设备
WO2017120334A1 (en) * 2016-01-06 2017-07-13 Vuzix Corporation Double-sided imaging light guide with embedded dichroic filters

Also Published As

Publication number Publication date
FI20185292A1 (en) 2019-09-29
JP7328235B2 (ja) 2023-08-16
EP3729178C0 (en) 2023-07-26
EP3729178A4 (en) 2021-09-15
EP3729178B1 (en) 2023-07-26
CN111902765A (zh) 2020-11-06
EP3729178A1 (en) 2020-10-28
US11067733B2 (en) 2021-07-20
KR20200136369A (ko) 2020-12-07
CA3095249A1 (en) 2019-10-03
US20210116622A1 (en) 2021-04-22
JP2021517264A (ja) 2021-07-15
KR102740394B1 (ko) 2024-12-10
WO2019185989A1 (en) 2019-10-03
SG11202008156UA (en) 2020-09-29
FI128573B (en) 2020-08-14

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