KR102857528B1 - 신규 격자 배열체 - Google Patents

신규 격자 배열체

Info

Publication number
KR102857528B1
KR102857528B1 KR1020217023190A KR20217023190A KR102857528B1 KR 102857528 B1 KR102857528 B1 KR 102857528B1 KR 1020217023190 A KR1020217023190 A KR 1020217023190A KR 20217023190 A KR20217023190 A KR 20217023190A KR 102857528 B1 KR102857528 B1 KR 102857528B1
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KR
South Korea
Prior art keywords
grating
waveguide
regions
coupling
region
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020217023190A
Other languages
English (en)
Korean (ko)
Other versions
KR20210152451A (ko
Inventor
유소 올코넨
Original Assignee
디스페릭스 오와이
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Publication date
Application filed by 디스페릭스 오와이 filed Critical 디스페릭스 오와이
Publication of KR20210152451A publication Critical patent/KR20210152451A/ko
Application granted granted Critical
Publication of KR102857528B1 publication Critical patent/KR102857528B1/ko
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Anticipated expiration legal-status Critical

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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
    • G02B27/4205—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
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission 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
    • 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
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • 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
    • G02B6/34—Optical coupling means utilising prism or grating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
KR1020217023190A 2019-04-16 2020-04-15 신규 격자 배열체 Active KR102857528B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20195309 2019-04-16
FI20195309 2019-04-16
PCT/FI2020/050242 WO2020212647A1 (en) 2019-04-16 2020-04-15 Novel grating arrangements

Publications (2)

Publication Number Publication Date
KR20210152451A KR20210152451A (ko) 2021-12-15
KR102857528B1 true KR102857528B1 (ko) 2025-09-09

Family

ID=72838148

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217023190A Active KR102857528B1 (ko) 2019-04-16 2020-04-15 신규 격자 배열체

Country Status (8)

Country Link
US (1) US12253687B2 (https=)
EP (1) EP3914955B1 (https=)
JP (1) JP7560887B2 (https=)
KR (1) KR102857528B1 (https=)
CN (1) CN113396354B (https=)
CA (1) CA3124289A1 (https=)
SG (1) SG11202107341WA (https=)
WO (1) WO2020212647A1 (https=)

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WO2021237168A1 (en) * 2020-05-22 2021-11-25 Magic Leap, Inc. Method and system for dual projector waveguide displays with wide field of view
JP7577133B2 (ja) * 2020-06-09 2024-11-01 ビュージックス コーポレーション 区分けされた回折光学要素を備えた画像光ガイド
US12601867B2 (en) 2020-11-25 2026-04-14 Vuzix Corporation Image light guide with zoned diffractive optic
WO2022159716A1 (en) * 2021-01-22 2022-07-28 Vuzix Corporation Image light guide with compound in-coupling diffractive optic
WO2022258553A1 (en) * 2021-06-09 2022-12-15 Snap, Inc. Waveguide and diffraction grating for augmented reality or virtual reality display
WO2022259757A1 (ja) * 2021-06-09 2022-12-15 パナソニックＩｐマネジメント株式会社 光学系、及び、画像表示装置
EP4354204A4 (en) * 2021-06-09 2024-09-11 Panasonic Intellectual Property Management Co., Ltd. OPTICAL SYSTEM AND IMAGE DISPLAY DEVICE
WO2023005418A1 (zh) 2021-07-30 2023-02-02 Oppo广东移动通信有限公司 光学结构和光学装置
CN114545549B (zh) * 2022-01-13 2023-05-30 嘉兴驭光光电科技有限公司 用于衍射显示的光学波导装置及显示设备
FI131777B1 (en) * 2022-01-25 2025-11-24 Dispelix Oy Display component
JP2023124625A (ja) * 2022-02-25 2023-09-06 ソニーグループ株式会社 導光板及び画像表示装置
JPWO2023188701A1 (https=) * 2022-03-31 2023-10-05
CN114910991B (zh) * 2022-04-15 2023-03-24 北京驭光科技发展有限公司 衍射光波导及显示设备
CN116338856B (zh) * 2023-04-19 2023-09-29 嘉兴驭光光电科技有限公司 显示用光波导装置及具有其的显示设备
FI131791B1 (en) * 2023-05-04 2025-12-02 Dispelix Oy Display structure
CN119493275B (zh) * 2023-08-15 2026-03-03 Oppo广东移动通信有限公司 显示设备及波导显示装置
CN117388975A (zh) * 2023-09-12 2024-01-12 珠海莫界科技有限公司 波导片及显示设备
FI132002B1 (en) * 2023-12-21 2026-04-02 Dispelix Oy Display component

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US20170299864A1 (en) * 2016-04-13 2017-10-19 Microsoft Technology Licensing, Llc Waveguides with extended field of view
US20170315346A1 (en) * 2016-04-29 2017-11-02 Jani Kari Tapio Tervo Robust Architecture for Large Field of View Components
US20180275411A1 (en) * 2017-03-21 2018-09-27 Magic Leap, Inc. Method and system for waveguide projector with wide field of view
WO2018231754A1 (en) * 2017-06-13 2018-12-20 Vuzix Corporation Image light guide with expanded light distribution overlapping gratings
US20190004321A1 (en) * 2014-08-03 2019-01-03 Wave Optics Ltd Exit pupil expanding diffractive optical waveguiding device

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WO2008081070A1 (en) 2006-12-28 2008-07-10 Nokia Corporation Device for expanding an exit pupil in two dimensions
CN101945612B (zh) * 2008-02-14 2013-09-25 诺基亚公司 用于确定注视方向的设备和方法
AU2015323940B2 (en) * 2014-09-29 2021-05-20 Magic Leap, Inc. Architectures and methods for outputting different wavelength light out of waveguides
US9513480B2 (en) 2015-02-09 2016-12-06 Microsoft Technology Licensing, Llc Waveguide
US10241332B2 (en) * 2015-10-08 2019-03-26 Microsoft Technology Licensing, Llc Reducing stray light transmission in near eye display using resonant grating filter
US10067347B2 (en) 2016-04-13 2018-09-04 Microsoft Technology Licensing, Llc Waveguides with improved intensity distributions
US10241346B2 (en) 2016-05-07 2019-03-26 Microsoft Technology Licensing, Llc Degrees of freedom for diffraction elements in wave expander
WO2018039273A1 (en) * 2016-08-22 2018-03-01 Magic Leap, Inc. Dithering methods and apparatus for wearable display device
EP3339936A1 (en) * 2016-12-20 2018-06-27 Oculus VR, LLC Waveguide display with a small form factor, a large field of view and a large eyebox
US10185151B2 (en) * 2016-12-20 2019-01-22 Facebook Technologies, Llc Waveguide display with a small form factor, a large field of view, and a large eyebox
WO2018125574A1 (en) * 2016-12-31 2018-07-05 Vuzix Corporation Imaging light guide with expanded light distribution
GB201705160D0 (en) 2017-03-30 2017-05-17 Wave Optics Ltd Waveguide for an augmented reality or virtual reality display
US10281726B2 (en) * 2017-04-04 2019-05-07 Microsoft Technology Licensing, Llc Refractive-diffractive display system with wide field of view
FI128831B (en) * 2017-05-03 2021-01-15 Dispelix Oy Display element, personal display unit, procedure for producing an image on a personal display and use
US11493761B2 (en) * 2017-05-17 2022-11-08 Vuzix Corporation Fixed focus image light guide with zoned diffraction gratings
FI128413B (en) * 2017-06-02 2020-04-30 Dispelix Oy Diffractive element with double period lattices
US10725291B2 (en) * 2018-10-15 2020-07-28 Facebook Technologies, Llc Waveguide including volume Bragg gratings
US11067811B2 (en) * 2019-01-11 2021-07-20 Facebook Technologies, Llc Volume bragg gratings for near-eye waveguide display
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US20190004321A1 (en) * 2014-08-03 2019-01-03 Wave Optics Ltd Exit pupil expanding diffractive optical waveguiding device
US20170299864A1 (en) * 2016-04-13 2017-10-19 Microsoft Technology Licensing, Llc Waveguides with extended field of view
US20170315346A1 (en) * 2016-04-29 2017-11-02 Jani Kari Tapio Tervo Robust Architecture for Large Field of View Components
US20180275411A1 (en) * 2017-03-21 2018-09-27 Magic Leap, Inc. Method and system for waveguide projector with wide field of view
WO2018231754A1 (en) * 2017-06-13 2018-12-20 Vuzix Corporation Image light guide with expanded light distribution overlapping gratings

Also Published As

Publication number Publication date
US12253687B2 (en) 2025-03-18
KR20210152451A (ko) 2021-12-15
WO2020212647A1 (en) 2020-10-22
US20220099990A1 (en) 2022-03-31
EP3914955A4 (en) 2022-12-21
JP7560887B2 (ja) 2024-10-03
EP3914955B1 (en) 2026-02-18
EP3914955A1 (en) 2021-12-01
CA3124289A1 (en) 2020-10-22
CN113396354A (zh) 2021-09-14
JP2022528594A (ja) 2022-06-15
CN113396354B (zh) 2024-12-27
SG11202107341WA (en) 2021-11-29
EP3914955C0 (en) 2026-02-18

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