CN114502991A - 具有偏振敏感性降低的衍射光栅的显示设备 - Google Patents

具有偏振敏感性降低的衍射光栅的显示设备 Download PDF

Info

Publication number
CN114502991A
CN114502991A CN202080065482.2A CN202080065482A CN114502991A CN 114502991 A CN114502991 A CN 114502991A CN 202080065482 A CN202080065482 A CN 202080065482A CN 114502991 A CN114502991 A CN 114502991A
Authority
CN
China
Prior art keywords
light
substrate
diffraction grating
display system
mounted display
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
CN202080065482.2A
Other languages
English (en)
Chinese (zh)
Inventor
K·罗
V·辛格
N-W·皮
杨书强
F·Y·徐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Magic Leap Inc
Original Assignee
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 CN114502991A publication Critical patent/CN114502991A/zh
Pending legal-status Critical Current

Links

Images

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
    • G02B27/017—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
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0176—Head mounted characterised by mechanical features
    • 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
    • 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
    • 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
    • G02B2027/0178—Eyeglass type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN202080065482.2A 2019-07-19 2020-07-16 具有偏振敏感性降低的衍射光栅的显示设备 Pending CN114502991A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962876205P 2019-07-19 2019-07-19
US62/876,205 2019-07-19
US201962902328P 2019-09-18 2019-09-18
US62/902,328 2019-09-18
PCT/US2020/042381 WO2021016045A1 (en) 2019-07-19 2020-07-16 Display device having diffraction gratings with reduced polarization sensitivity

Publications (1)

Publication Number Publication Date
CN114502991A true CN114502991A (zh) 2022-05-13

Family

ID=74194099

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080065482.2A Pending CN114502991A (zh) 2019-07-19 2020-07-16 具有偏振敏感性降低的衍射光栅的显示设备

Country Status (5)

Country Link
US (5) US11327315B2 (https=)
EP (1) EP3999884A4 (https=)
JP (4) JP7447237B2 (https=)
CN (1) CN114502991A (https=)
WO (1) WO2021016045A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115185029A (zh) * 2022-09-07 2022-10-14 北京驭光科技发展有限公司 光栅结构、衍射光波导以及显示设备
CN115421234A (zh) * 2022-11-04 2022-12-02 北京驭光科技发展有限公司 衍射光波导及其光栅结构以及显示设备

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021016045A1 (en) 2019-07-19 2021-01-28 Magic Leap, Inc. Display device having diffraction gratings with reduced polarization sensitivity
WO2022078072A1 (zh) * 2020-10-13 2022-04-21 Oppo广东移动通信有限公司 衍射光栅结构、成像装置及穿戴设备
US11928257B2 (en) 2021-02-17 2024-03-12 Samsung Electronics Co., Ltd. Method and electronic device for tracking eye
US11719887B2 (en) 2021-04-06 2023-08-08 Apple Inc. Sub-wavelength structures for waveguide in-coupling
US20240201443A1 (en) * 2021-04-16 2024-06-20 Sony Group Corporation Image display apparatus and image display method
KR20230009210A (ko) 2021-07-08 2023-01-17 삼성전자주식회사 표시 장치
US11852822B2 (en) * 2021-07-09 2023-12-26 Realwear, Inc. Convertible waveguide optical engine assembly for head-mounted device
US11940627B2 (en) 2021-07-09 2024-03-26 Realwear, Inc. Opaque waveguide optical engine assembly for head-mounted device
JP7836987B2 (ja) * 2021-07-30 2026-03-30 パナソニックＩｐマネジメント株式会社 光学系及びそれを備えたヘッドアップディスプレイシステム
FI131870B1 (en) * 2021-09-03 2026-01-19 Dispelix Oy Display construction and display device
US20230120539A1 (en) * 2021-10-15 2023-04-20 Applied Materials, Inc. Metallized high-index blaze grating incoupler
CN114371529B (zh) * 2022-01-30 2024-01-09 珠海莫界科技有限公司 一种堆叠光栅及ar显示装置
CN116068768B (zh) * 2022-03-15 2026-03-03 嘉兴驭光光电科技有限公司 衍射光波导以及具有其的显示设备
EP4519724A4 (en) * 2022-06-03 2025-06-11 Magic Leap, Inc. Diffractive structures for asymmetric light extraction and augmented reality devices including the same
US12523879B2 (en) 2022-12-16 2026-01-13 Magic Leap, Inc. Crystalline waveguides and wearable devices containing the same
KR102646815B1 (ko) * 2023-04-12 2024-03-13 주식회사 파노비젼 톱니구조의 부분반사 어레이를 갖는 증강현실 글라스의 광학 시스템
WO2024258833A1 (en) * 2023-06-12 2024-12-19 Snap Inc. Optical waveguide manufacturing method
WO2025229142A1 (en) * 2024-05-02 2025-11-06 Miraex Sa Optical grating coupler
WO2026039250A1 (en) * 2024-08-16 2026-02-19 Applied Materials, Inc. Method to fabricate blazed grating using spacerand ion beam etching

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2942549A1 (fr) * 2009-02-25 2010-08-27 Horiba Jobin Yvon Sas Reseau de diffraction polarisant, coupleur a reseau de diffraction polarisant et systeme planaire d'imagerie ou de transport de faisceau optique a coupleurs diffractifs polarisants
CN103901515A (zh) * 2012-12-25 2014-07-02 重庆文理学院 一种532纳米波段的矩形石英双偏振闪耀光栅
CN107430284A (zh) * 2015-01-26 2017-12-01 奇跃公司 具有改进的衍射光栅结构的虚拟和增强现实系统和方法
CN107735716A (zh) * 2015-07-02 2018-02-23 微软技术许可有限责任公司 具有非对称轮廓的衍射光学元件
WO2018140651A1 (en) * 2017-01-27 2018-08-02 Magic Leap, Inc. Diffraction gratings formed by metasurfaces having differently oriented nanobeams
CN109856718A (zh) * 2018-12-31 2019-06-07 苏州大学 低偏振度二维二元闪耀光栅
CN109863446A (zh) * 2016-08-22 2019-06-07 奇跃公司 纳米方法和设备

Family Cites Families (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846552A (en) 1986-04-16 1989-07-11 The United States Of America As Represented By The Secretary Of The Air Force Method of fabricating high efficiency binary planar optical elements
US6222525B1 (en) 1992-03-05 2001-04-24 Brad A. Armstrong Image controllers with sheet connected sensors
US5670988A (en) 1995-09-05 1997-09-23 Interlink Electronics, Inc. Trigger operated electronic device
US6400509B1 (en) 2000-04-07 2002-06-04 Zolo Technologies, Inc. Apparatus and method for the reduction of polarization sensitivity in diffraction gratings used in fiber optic communications devices
US6449096B1 (en) * 2000-07-13 2002-09-10 Network Photonics, Inc. Diffraction grating with reduced polarization-dependent loss
US6517734B1 (en) * 2000-07-13 2003-02-11 Network Photonics, Inc. Grating fabrication process using combined crystalline-dependent and crystalline-independent etching
ITTO20020625A1 (it) 2002-07-17 2004-01-19 Fiat Ricerche Guida di luce per dispositivi di visualizzazione di tipo "head-mounted" o "head-up"
WO2004049027A1 (ja) * 2002-11-26 2004-06-10 Fujitsu Limited 光合分波器
JP4475501B2 (ja) 2003-10-09 2010-06-09 インターナショナル・ビジネス・マシーンズ・コーポレーション 分光素子、回折格子、複合回折格子、カラー表示装置、および分波器
TW200527035A (en) * 2004-02-09 2005-08-16 Delta Electronics Inc Optical polarization controller
US20060066948A1 (en) 2004-09-24 2006-03-30 Matsushita Electric Industrial Co., Ltd. Multi-level and gray-level diffraction gratings
CN101228483B (zh) 2005-06-03 2010-05-26 诺基亚公司 用于扩展出射瞳径的通用衍射光学方法
US8696113B2 (en) 2005-10-07 2014-04-15 Percept Technologies Inc. Enhanced optical and perceptual digital eyewear
US20070081123A1 (en) 2005-10-07 2007-04-12 Lewis Scott W Digital eyewear
US11428937B2 (en) 2005-10-07 2022-08-30 Percept Technologies Enhanced optical and perceptual digital eyewear
CN101512413B (zh) 2006-09-28 2012-02-15 诺基亚公司 利用三维衍射元件的光束扩展
EP2069838A2 (en) * 2006-10-06 2009-06-17 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
US8619363B1 (en) 2007-11-06 2013-12-31 Fusion Optix, Inc. Light redirecting element comprising a forward diffracting region and a scattering region
TWI391708B (zh) * 2007-12-25 2013-04-01 Ind Tech Res Inst 極化色彩分光裝置
US7940457B2 (en) * 2008-05-30 2011-05-10 The Board Of Trustees Of The University Of Illinois Energy-efficient optoelectronic smart window
US9074993B2 (en) * 2010-09-03 2015-07-07 The Arizona Board Of Regents On Behalf Of The University Of Arizona White light achromatic grating imaging polarimeter
US9304319B2 (en) 2010-11-18 2016-04-05 Microsoft Technology Licensing, Llc Automatic focus improvement for augmented reality displays
US10156722B2 (en) 2010-12-24 2018-12-18 Magic Leap, Inc. Methods and systems for displaying stereoscopy with a freeform optical system with addressable focus for virtual and augmented reality
NZ706893A (en) 2010-12-24 2017-02-24 Magic Leap Inc An ergonomic head mounted display device and optical system
CA3035118C (en) 2011-05-06 2022-01-04 Magic Leap, Inc. Massive simultaneous remote digital presence world
EP2760363A4 (en) 2011-09-29 2015-06-24 Magic Leap Inc TACTILE GLOVE FOR HUMAN COMPUTER INTERACTION
RU2017115669A (ru) 2011-10-28 2019-01-28 Мэджик Лип, Инк. Система и способ для дополненной и виртуальной реальности
BR112014024941A2 (pt) 2012-04-05 2017-09-19 Magic Leap Inc dispositivo de imagem de campo de visão amplo com capacidade de focalização ativa
US9671566B2 (en) 2012-06-11 2017-06-06 Magic Leap, Inc. Planar waveguide apparatus with diffraction element(s) and system employing same
JP2015534108A (ja) 2012-09-11 2015-11-26 マジック リープ， インコーポレイテッド 人間工学的な頭部搭載型ディスプレイデバイスおよび光学システム
CN105229719B (zh) 2013-03-15 2018-04-27 奇跃公司 显示系统和方法
TWI628516B (zh) * 2013-03-15 2018-07-01 分子壓模公司 採用具有金屬或氧化物塗層之可重複使用聚合物模板的奈米壓印技術
US9874749B2 (en) * 2013-11-27 2018-01-23 Magic Leap, Inc. Virtual and augmented reality systems and methods
EP3058418B1 (en) 2013-10-16 2023-10-04 Magic Leap, Inc. Virtual or augmented reality headsets having adjustable interpupillary distance
US9857591B2 (en) 2014-05-30 2018-01-02 Magic Leap, Inc. Methods and system for creating focal planes in virtual and augmented reality
KR102651578B1 (ko) 2013-11-27 2024-03-25 매직 립, 인코포레이티드 가상 및 증강 현실 시스템들 및 방법들
JP6322975B2 (ja) 2013-11-29 2018-05-16 セイコーエプソン株式会社 光学デバイスおよび電子機器
EP2887128B1 (en) * 2013-12-18 2021-10-27 Microsoft Technology Licensing, LLC NED polarization system for wavelength pass-through
WO2015129223A1 (ja) * 2014-02-28 2015-09-03 パナソニックＩｐマネジメント株式会社 発光装置
US10203762B2 (en) 2014-03-11 2019-02-12 Magic Leap, Inc. Methods and systems for creating virtual and augmented reality
EP3140779A4 (en) 2014-05-09 2017-11-29 Google LLC Systems and methods for using eye signals with secure mobile communications
AU2016245280A1 (en) 2015-04-08 2017-10-19 Dispelix Oy Optical see-through display element and device utilizing such element
IL256276B (en) * 2015-06-15 2022-09-01 Magic Leap Inc Display system with optical components for coupling multiple light streams
US10073278B2 (en) 2015-08-27 2018-09-11 Microsoft Technology Licensing, Llc Diffractive optical element using polarization rotation grating for in-coupling
US11231544B2 (en) * 2015-11-06 2022-01-25 Magic Leap, Inc. Metasurfaces for redirecting light and methods for fabricating
US11275244B2 (en) 2016-01-06 2022-03-15 Vuzix Corporation Double-sided imaging light guide
US10197804B2 (en) * 2016-04-25 2019-02-05 Microsoft Technology Licensing, Llc Refractive coating for diffractive optical elements
US10061124B2 (en) 2016-04-29 2018-08-28 Microsoft Technology Licensing, Llc Robust architecture for large field of view components
JP6961619B2 (ja) * 2016-05-06 2021-11-05 マジック リープ, インコーポレイテッドMagic Leap, Inc. 光を再指向させるための非対称格子を有するメタ表面および製造方法
AU2017330513B2 (en) 2016-09-21 2021-02-18 Molecular Imprints, Inc. Microlithographic fabrication of structures
IL312713A (en) * 2016-11-18 2024-07-01 Magic Leap Inc Waveguide light multiplexer using crossed gratings
IL307602A (en) * 2017-02-23 2023-12-01 Magic Leap Inc Variable focus virtual imagers based on polarization conversion
US10642045B2 (en) 2017-04-07 2020-05-05 Microsoft Technology Licensing, Llc Scanner-illuminated LCOS projector for head mounted display
FI128551B (en) * 2017-05-08 2020-07-31 Dispelix Oy A diffractive lattice with varying diffraction efficiency and a method for displaying an image
JP2019020723A (ja) 2017-07-12 2019-02-07 Ｈｏｙａ Ｃａｎｄｅｏ Ｏｐｔｒｏｎｉｃｓ株式会社 導光板、画像表示装置
WO2019107249A1 (ja) 2017-11-28 2019-06-06 Ａｇｃ株式会社 光学素子および導光素子
CN108873350A (zh) 2018-07-24 2018-11-23 上海鲲游光电科技有限公司 一种波导显示装置
CN109445096A (zh) 2018-11-06 2019-03-08 天津大学 一种全彩倾斜波导投影显示系统
US11307357B2 (en) * 2018-12-28 2022-04-19 Facebook Technologies, Llc Overcoating slanted surface-relief structures using atomic layer deposition
JP7411936B2 (ja) * 2019-03-01 2024-01-12 パナソニックＩｐマネジメント株式会社 光学装置
WO2021016045A1 (en) 2019-07-19 2021-01-28 Magic Leap, Inc. Display device having diffraction gratings with reduced polarization sensitivity
JP7420926B2 (ja) 2019-09-11 2024-01-23 マジック リープ， インコーポレイテッド 低減された偏光感度を有する回折格子を伴うディスプレイデバイス

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2942549A1 (fr) * 2009-02-25 2010-08-27 Horiba Jobin Yvon Sas Reseau de diffraction polarisant, coupleur a reseau de diffraction polarisant et systeme planaire d'imagerie ou de transport de faisceau optique a coupleurs diffractifs polarisants
CN103901515A (zh) * 2012-12-25 2014-07-02 重庆文理学院 一种532纳米波段的矩形石英双偏振闪耀光栅
CN107430284A (zh) * 2015-01-26 2017-12-01 奇跃公司 具有改进的衍射光栅结构的虚拟和增强现实系统和方法
CN107735716A (zh) * 2015-07-02 2018-02-23 微软技术许可有限责任公司 具有非对称轮廓的衍射光学元件
CN109863446A (zh) * 2016-08-22 2019-06-07 奇跃公司 纳米方法和设备
WO2018140651A1 (en) * 2017-01-27 2018-08-02 Magic Leap, Inc. Diffraction gratings formed by metasurfaces having differently oriented nanobeams
CN109856718A (zh) * 2018-12-31 2019-06-07 苏州大学 低偏振度二维二元闪耀光栅

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115185029A (zh) * 2022-09-07 2022-10-14 北京驭光科技发展有限公司 光栅结构、衍射光波导以及显示设备
CN115185029B (zh) * 2022-09-07 2023-02-17 北京驭光科技发展有限公司 光栅结构、衍射光波导以及显示设备
US12111474B2 (en) 2022-09-07 2024-10-08 Jiaxing Uphoton Optoelectronics Technology Co., Ltd. Grating structure, diffraction optical waveguide, and display device
CN115421234A (zh) * 2022-11-04 2022-12-02 北京驭光科技发展有限公司 衍射光波导及其光栅结构以及显示设备
CN115421234B (zh) * 2022-11-04 2023-04-07 北京驭光科技发展有限公司 衍射光波导及其光栅结构以及显示设备

Also Published As

Publication number Publication date
EP3999884A1 (en) 2022-05-25
US11668943B2 (en) 2023-06-06
JP2026012233A (ja) 2026-01-23
US20230258943A1 (en) 2023-08-17
JP2023112063A (ja) 2023-08-10
JP2022540693A (ja) 2022-09-16
EP3999884A4 (en) 2023-08-30
US20250355254A1 (en) 2025-11-20
JP7689991B2 (ja) 2025-06-09
US20240361602A1 (en) 2024-10-31
US12379603B2 (en) 2025-08-05
US11327315B2 (en) 2022-05-10
JP7447237B2 (ja) 2024-03-11
WO2021016045A1 (en) 2021-01-28
US20210033867A1 (en) 2021-02-04
US12055725B2 (en) 2024-08-06
JP2025003502A (ja) 2025-01-09
US20220229304A1 (en) 2022-07-21

Similar Documents

Publication Publication Date Title
US12379603B2 (en) Display device having diffraction gratings with reduced polarization sensitivity
JP7651639B2 (ja) 光を再指向させるための非対称格子を有するメタ表面および製造方法
US12372710B2 (en) Metasurfaces with light-redirecting structures including multiple materials and methods for fabricating
CN114616210A (zh) 带有具有降低的偏振灵敏度的衍射光栅的显示装置
US20250306376A1 (en) Input/output coupling grating and display including the same
CN114514443A (zh) 制造衍射光栅的方法
CN119585649A (zh) 用于非对称光提取的衍射结构和包括该结构的增强现实装置
US20260126651A1 (en) Polarization insensitive diffraction grating and display including the same
CN120266036A (zh) 偏振不敏感衍射光栅和包括该光栅的显示器
CN120129849A (zh) 倾斜光栅制造

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination