KR102740394B1 - 도파관 디스플레이 소자, 개인용 디스플레이 장치, 및 도파관 디스플레이 내로 전파되는 광선을 커플링하는 방법 - Google Patents

도파관 디스플레이 소자, 개인용 디스플레이 장치, 및 도파관 디스플레이 내로 전파되는 광선을 커플링하는 방법 Download PDF

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Publication number
KR102740394B1
KR102740394B1 KR1020207023660A KR20207023660A KR102740394B1 KR 102740394 B1 KR102740394 B1 KR 102740394B1 KR 1020207023660 A KR1020207023660 A KR 1020207023660A KR 20207023660 A KR20207023660 A KR 20207023660A KR 102740394 B1 KR102740394 B1 KR 102740394B1
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South Korea
Prior art keywords
waveguide
display device
different
grating
intermediate layer
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Korean (ko)
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KR20200136369A (ko
Inventor
유소 올코넨
카시미르 블롬스테드
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디스페릭스 오와이
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Classifications

    • 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
    • G02B27/01—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
    • G02B27/4272—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
    • 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
    • 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
    • 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
    • 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
    • G02B6/24—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

Landscapes

  • 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)
KR1020207023660A 2018-03-28 2019-03-22 도파관 디스플레이 소자, 개인용 디스플레이 장치, 및 도파관 디스플레이 내로 전파되는 광선을 커플링하는 방법 Active KR102740394B1 (ko)

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
KR20200136369A KR20200136369A (ko) 2020-12-07
KR102740394B1 true KR102740394B1 (ko) 2024-12-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207023660A Active KR102740394B1 (ko) 2018-03-28 2019-03-22 도파관 디스플레이 소자, 개인용 디스플레이 장치, 및 도파관 디스플레이 내로 전파되는 광선을 커플링하는 방법

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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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

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US20170235142A1 (en) * 2016-02-11 2017-08-17 R. Andrew Wall Waveguide-based displays with anti-reflective and highly-reflective coating

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
CN111902765B (zh) 2022-05-31
WO2019185989A1 (en) 2019-10-03
SG11202008156UA (en) 2020-09-29
FI128573B (en) 2020-08-14

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