CN116184651A - 使用光栅耦合器的单侧图案化的光学目镜 - Google Patents

使用光栅耦合器的单侧图案化的光学目镜 Download PDF

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Publication number
CN116184651A
CN116184651A CN202310086465.2A CN202310086465A CN116184651A CN 116184651 A CN116184651 A CN 116184651A CN 202310086465 A CN202310086465 A CN 202310086465A CN 116184651 A CN116184651 A CN 116184651A
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CN
China
Prior art keywords
grating
grating coupler
substrate
light
eyepiece
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.)
Pending
Application number
CN202310086465.2A
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English (en)
Chinese (zh)
Inventor
K·罗
V·辛格
N-W·皮
杨书强
F·Y·徐
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Magic Leap Inc
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Magic Leap Inc
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
Application filed by Magic Leap Inc filed Critical Magic Leap Inc
Publication of CN116184651A publication Critical patent/CN116184651A/zh
Pending legal-status Critical Current

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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
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/001—Eyepieces
    • 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
    • G02B6/24—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
    • G02B6/29331—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 evanescent wave coupling
    • G02B6/29332—Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
    • G02B6/29334—Grating-assisted evanescent light guide couplers, i.e. comprising grating at or functionally associated with the coupling region between the light guides, e.g. with a grating positioned where light fields overlap in the coupler
    • 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
    • G02B6/29346—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 wave or beam interference
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Lenses (AREA)
  • Optical Elements Other Than Lenses (AREA)
CN202310086465.2A 2019-06-14 2020-06-11 使用光栅耦合器的单侧图案化的光学目镜 Pending CN116184651A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962861646P 2019-06-14 2019-06-14
US62/861,646 2019-06-14
CN202080043479.0A CN114026478B (zh) 2019-06-14 2020-06-11 使用光栅耦合器的单侧图案化的光学目镜
PCT/US2020/037280 WO2020252193A1 (en) 2019-06-14 2020-06-11 Optical eyepiece using single-sided patterning of grating couplers

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080043479.0A Division CN114026478B (zh) 2019-06-14 2020-06-11 使用光栅耦合器的单侧图案化的光学目镜

Publications (1)

Publication Number Publication Date
CN116184651A true CN116184651A (zh) 2023-05-30

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CN202310086465.2A Pending CN116184651A (zh) 2019-06-14 2020-06-11 使用光栅耦合器的单侧图案化的光学目镜
CN202080043479.0A Active CN114026478B (zh) 2019-06-14 2020-06-11 使用光栅耦合器的单侧图案化的光学目镜

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Country Link
US (4) US11022790B2 (enExample)
EP (2) EP3983838B1 (enExample)
JP (3) JP7407842B2 (enExample)
CN (2) CN116184651A (enExample)
WO (1) WO2020252193A1 (enExample)

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WO2022086002A1 (en) * 2020-10-20 2022-04-28 Samsung Electronics Co., Ltd. Waveguide structure with segmented diffractive optical elements and near-eye display apparatus employing the same
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CN118169807A (zh) * 2024-03-07 2024-06-11 珠海莫界科技有限公司 柔性功能层、衍射光波导及ar镜片的制作方法

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US8320032B2 (en) * 2007-06-04 2012-11-27 Nokia Corporation Diffractive beam expander and a virtual display based on a diffractive beam expander
US8508848B2 (en) * 2007-12-18 2013-08-13 Nokia Corporation Exit pupil expanders with wide field-of-view
US9753297B2 (en) * 2010-03-04 2017-09-05 Nokia Corporation Optical apparatus and method for expanding an exit pupil
US9739950B2 (en) * 2012-07-25 2017-08-22 CSEM Centre Suisse d'Electronique et de Microtechnique SA-Recherche et Développement Method to optimize a light coupling waveguide
NZ730509A (en) * 2014-09-29 2018-08-31 Magic Leap Inc Architectures and methods for outputting different wavelength light out of waveguides
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JP7649346B2 (ja) 2025-03-19
JP2023105236A (ja) 2023-07-28
CN114026478A (zh) 2022-02-08
US20200393666A1 (en) 2020-12-17
EP3983838B1 (en) 2026-05-27
US20210271070A1 (en) 2021-09-02
JP7407842B2 (ja) 2024-01-04
US20230204938A1 (en) 2023-06-29
US11022790B2 (en) 2021-06-01
JP2022536694A (ja) 2022-08-18
WO2020252193A1 (en) 2020-12-17
EP4779389A2 (en) 2026-07-22
EP3983838A4 (en) 2023-10-25
EP3983838A1 (en) 2022-04-20
US12535671B2 (en) 2026-01-27
CN114026478B (zh) 2023-02-17
JP2025087856A (ja) 2025-06-10
US20260118655A1 (en) 2026-04-30
US11609418B2 (en) 2023-03-21

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