CN111656253B - 用于显示应用的波导元件和波导叠置件 - Google Patents

用于显示应用的波导元件和波导叠置件 Download PDF

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Publication number
CN111656253B
CN111656253B CN201980010126.8A CN201980010126A CN111656253B CN 111656253 B CN111656253 B CN 111656253B CN 201980010126 A CN201980010126 A CN 201980010126A CN 111656253 B CN111656253 B CN 111656253B
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China
Prior art keywords
waveguide
grating
coupling grating
coupling
display element
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Chinese (zh)
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CN111656253A (zh
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卡西米尔·布卢姆斯泰特
尤索·奥尔科宁
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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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • 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
    • 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
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • 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
    • 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
    • G02B5/1842—Gratings for image generation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1861—Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • 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
    • G02B6/29323—Coupling to or out of the diffractive element through the lateral surface of the light guide
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
    • G06F1/1607—Arrangements to support accessories mechanically attached to the display housing
    • 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
    • G02B2027/0174—Head mounted characterised by optical features holographic
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Couplings Of Light Guides (AREA)
CN201980010126.8A 2018-03-28 2019-03-08 用于显示应用的波导元件和波导叠置件 Active CN111656253B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20185295A FI130178B (en) 2018-03-28 2018-03-28 Waveguide element and waveguide stack for display use
FI20185295 2018-03-28
PCT/FI2019/050188 WO2019185977A1 (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications

Publications (2)

Publication Number Publication Date
CN111656253A CN111656253A (zh) 2020-09-11
CN111656253B true CN111656253B (zh) 2023-11-17

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CN201980010126.8A Active CN111656253B (zh) 2018-03-28 2019-03-08 用于显示应用的波导元件和波导叠置件

Country Status (9)

Country Link
US (1) US11906731B2 (https=)
EP (1) EP3732527B1 (https=)
JP (1) JP7368367B2 (https=)
KR (1) KR102736982B1 (https=)
CN (1) CN111656253B (https=)
CA (1) CA3087609A1 (https=)
FI (1) FI130178B (https=)
SG (1) SG11202008115UA (https=)
WO (1) WO2019185977A1 (https=)

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Also Published As

Publication number Publication date
US20210109347A1 (en) 2021-04-15
FI20185295A1 (en) 2019-09-29
EP3732527B1 (en) 2025-07-16
CA3087609A1 (en) 2019-10-03
JP2021516777A (ja) 2021-07-08
KR20200136371A (ko) 2020-12-07
FI130178B (en) 2023-03-29
SG11202008115UA (en) 2020-09-29
EP3732527A1 (en) 2020-11-04
JP7368367B2 (ja) 2023-10-24
EP3732527C0 (en) 2025-07-16
CN111656253A (zh) 2020-09-11
WO2019185977A1 (en) 2019-10-03
KR102736982B1 (ko) 2024-12-02
US11906731B2 (en) 2024-02-20
EP3732527A4 (en) 2021-09-15

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