FI130178B - Waveguide element and waveguide stack for display use - Google Patents

Waveguide element and waveguide stack for display use Download PDF

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Publication number
FI130178B
FI130178B FI20185295A FI20185295A FI130178B FI 130178 B FI130178 B FI 130178B FI 20185295 A FI20185295 A FI 20185295A FI 20185295 A FI20185295 A FI 20185295A FI 130178 B FI130178 B FI 130178B
Authority
FI
Finland
Prior art keywords
waveguide
coupling grating
grating
coupling
gratings
Prior art date
Application number
FI20185295A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20185295A1 (en
Inventor
Juuso Olkkonen
Kasimir Blomstedt
Original Assignee
Dispelix Oy
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
Priority to FI20185295A priority Critical patent/FI130178B/en
Application filed by Dispelix Oy filed Critical Dispelix Oy
Priority to JP2020545639A priority patent/JP7368367B2/ja
Priority to SG11202008115UA priority patent/SG11202008115UA/en
Priority to KR1020207023669A priority patent/KR102736982B1/ko
Priority to PCT/FI2019/050188 priority patent/WO2019185977A1/en
Priority to CA3087609A priority patent/CA3087609A1/en
Priority to EP19774586.2A priority patent/EP3732527B1/en
Priority to CN201980010126.8A priority patent/CN111656253B/zh
Priority to US17/041,279 priority patent/US11906731B2/en
Publication of FI20185295A1 publication Critical patent/FI20185295A1/en
Application granted granted Critical
Publication of FI130178B publication Critical patent/FI130178B/en

Links

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
    • G02B27/0081—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
    • G02B27/10—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
    • 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
    • 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)
FI20185295A 2018-03-28 2018-03-28 Waveguide element and waveguide stack for display use FI130178B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI20185295A FI130178B (en) 2018-03-28 2018-03-28 Waveguide element and waveguide stack for display use
SG11202008115UA SG11202008115UA (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications
KR1020207023669A KR102736982B1 (ko) 2018-03-28 2019-03-08 디스플레이 적용을 위한 도파관 소자 및 도파관 스택
PCT/FI2019/050188 WO2019185977A1 (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications
JP2020545639A JP7368367B2 (ja) 2018-03-28 2019-03-08 ディスプレイ用途のための導波路要素及び導波路スタック
CA3087609A CA3087609A1 (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications
EP19774586.2A EP3732527B1 (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications
CN201980010126.8A 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
US17/041,279 US11906731B2 (en) 2018-03-28 2019-03-08 Waveguide element and waveguide stack for display applications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20185295A FI130178B (en) 2018-03-28 2018-03-28 Waveguide element and waveguide stack for display use

Publications (2)

Publication Number Publication Date
FI20185295A1 FI20185295A1 (en) 2019-09-29
FI130178B true FI130178B (en) 2023-03-29

Family

ID=68061072

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20185295A FI130178B (en) 2018-03-28 2018-03-28 Waveguide element and waveguide stack for display use

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
FI20185295A1 (en) 2019-09-29
JP7368367B2 (ja) 2023-10-24
US11906731B2 (en) 2024-02-20
EP3732527A1 (en) 2020-11-04
EP3732527C0 (en) 2025-07-16
EP3732527A4 (en) 2021-09-15
US20210109347A1 (en) 2021-04-15
EP3732527B1 (en) 2025-07-16
CA3087609A1 (en) 2019-10-03
JP2021516777A (ja) 2021-07-08
KR20200136371A (ko) 2020-12-07
CN111656253A (zh) 2020-09-11
WO2019185977A1 (en) 2019-10-03
KR102736982B1 (ko) 2024-12-02
SG11202008115UA (en) 2020-09-29
CN111656253B (zh) 2023-11-17

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