JP7447237B2 - 低減された偏光感度を伴う回折格子を有するディスプレイデバイス - Google Patents

低減された偏光感度を伴う回折格子を有するディスプレイデバイス Download PDF

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JP7447237B2
JP7447237B2 JP2022502885A JP2022502885A JP7447237B2 JP 7447237 B2 JP7447237 B2 JP 7447237B2 JP 2022502885 A JP2022502885 A JP 2022502885A JP 2022502885 A JP2022502885 A JP 2022502885A JP 7447237 B2 JP7447237 B2 JP 7447237B2
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light
substrate
blazed
head
grating
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JP2022540693A (ja
JPWO2021016045A5 (enExample
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カン ルオ，
ビクラムジト シン，
ナイ－ウェン ピ，
シューチャン ヤン，
フランク ワイ． シュー，
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Magic Leap Inc
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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
    • G02B27/01—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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
JP2022502885A 2019-07-19 2020-07-16 低減された偏光感度を伴う回折格子を有するディスプレイデバイス Active JP7447237B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023101431A JP7689991B2 (ja) 2019-07-19 2023-06-21 低減された偏光感度を伴う回折格子を有するディスプレイデバイス
JP2024181959A JP2025003502A (ja) 2019-07-19 2024-10-17 低減された偏光感度を伴う回折格子を有するディスプレイデバイス

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

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JP2023101431A Division JP7689991B2 (ja) 2019-07-19 2023-06-21 低減された偏光感度を伴う回折格子を有するディスプレイデバイス

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JP2022540693A JP2022540693A (ja) 2022-09-16
JPWO2021016045A5 JPWO2021016045A5 (enExample) 2023-06-29
JP7447237B2 true JP7447237B2 (ja) 2024-03-11

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JP2022502885A Active JP7447237B2 (ja) 2019-07-19 2020-07-16 低減された偏光感度を伴う回折格子を有するディスプレイデバイス
JP2023101431A Active JP7689991B2 (ja) 2019-07-19 2023-06-21 低減された偏光感度を伴う回折格子を有するディスプレイデバイス
JP2024181959A Pending JP2025003502A (ja) 2019-07-19 2024-10-17 低減された偏光感度を伴う回折格子を有するディスプレイデバイス

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JP2024181959A Pending JP2025003502A (ja) 2019-07-19 2024-10-17 低減された偏光感度を伴う回折格子を有するディスプレイデバイス

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US (5) US11327315B2 (enExample)
EP (1) EP3999884A4 (enExample)
JP (3) JP7447237B2 (enExample)
CN (1) CN114502991A (enExample)
WO (1) WO2021016045A1 (enExample)

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US11852822B2 (en) * 2021-07-09 2023-12-26 Realwear, Inc. Convertible waveguide optical engine assembly for head-mounted device
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US20230120539A1 (en) * 2021-10-15 2023-04-20 Applied Materials, Inc. Metallized high-index blaze grating incoupler
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CN114637116B (zh) * 2022-03-15 2023-02-10 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
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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
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
KR102646815B1 (ko) * 2023-04-12 2024-03-13 주식회사 파노비젼 톱니구조의 부분반사 어레이를 갖는 증강현실 글라스의 광학 시스템
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JP2022540693A (ja) 2022-09-16
US20230258943A1 (en) 2023-08-17
US12055725B2 (en) 2024-08-06
JP7689991B2 (ja) 2025-06-09
JP2025003502A (ja) 2025-01-09
US20240361602A1 (en) 2024-10-31
US11327315B2 (en) 2022-05-10
US12379603B2 (en) 2025-08-05
US11668943B2 (en) 2023-06-06
EP3999884A4 (en) 2023-08-30
US20210033867A1 (en) 2021-02-04
US20250355254A1 (en) 2025-11-20
WO2021016045A1 (en) 2021-01-28
US20220229304A1 (en) 2022-07-21
EP3999884A1 (en) 2022-05-25
CN114502991A (zh) 2022-05-13
JP2023112063A (ja) 2023-08-10

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