JP7360453B2 - 走査式ミラーと統合されたプロジェクタ - Google Patents
走査式ミラーと統合されたプロジェクタ Download PDFInfo
- Publication number
- JP7360453B2 JP7360453B2 JP2021517303A JP2021517303A JP7360453B2 JP 7360453 B2 JP7360453 B2 JP 7360453B2 JP 2021517303 A JP2021517303 A JP 2021517303A JP 2021517303 A JP2021517303 A JP 2021517303A JP 7360453 B2 JP7360453 B2 JP 7360453B2
- Authority
- JP
- Japan
- Prior art keywords
- waveguide
- light beam
- doe
- scanning
- collimated
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 446
- 238000010168 coupling process Methods 0.000 claims description 190
- 238000005859 coupling reaction Methods 0.000 claims description 190
- 239000000835 fiber Substances 0.000 claims description 155
- 230000008878 coupling Effects 0.000 claims description 144
- 230000001902 propagating effect Effects 0.000 claims description 50
- 239000013307 optical fiber Substances 0.000 description 110
- 230000010287 polarization Effects 0.000 description 36
- 238000010586 diagram Methods 0.000 description 32
- 230000007246 mechanism Effects 0.000 description 20
- 230000005540 biological transmission Effects 0.000 description 15
- 230000008901 benefit Effects 0.000 description 14
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- 230000001419 dependent effect Effects 0.000 description 9
- 239000003086 colorant Substances 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 230000000737 periodic effect Effects 0.000 description 7
- 230000004075 alteration Effects 0.000 description 6
- 230000001965 increasing effect Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 6
- 210000001747 pupil Anatomy 0.000 description 6
- 230000008602 contraction Effects 0.000 description 5
- 230000000644 propagated effect Effects 0.000 description 5
- 230000003190 augmentative effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 206010010071 Coma Diseases 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 2
- 239000006059 cover glass Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001976 improved effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000001568 sexual effect Effects 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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
- 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
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/103—Scanning systems having movable or deformable optical fibres, light guides or waveguides as scanning elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/105—Scanning systems with one or more pivoting mirrors or galvano-mirrors
-
- 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
- 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
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
-
- 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
- G02B2006/0098—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings for scanning
-
- 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
- G02B2027/0125—Field-of-view increase by wavefront division
-
- 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
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
- G02B6/3504—Rotating, tilting or pivoting the waveguides, or with the waveguides describing a curved path
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Micromachines (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Optical Filters (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023169624A JP7657880B2 (ja) | 2018-09-28 | 2023-09-29 | 走査式ミラーと統合されたプロジェクタ |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862738900P | 2018-09-28 | 2018-09-28 | |
| US201862738907P | 2018-09-28 | 2018-09-28 | |
| US62/738,907 | 2018-09-28 | ||
| US62/738,900 | 2018-09-28 | ||
| US201962896138P | 2019-09-05 | 2019-09-05 | |
| US62/896,138 | 2019-09-05 | ||
| PCT/US2019/053592 WO2020069400A1 (en) | 2018-09-28 | 2019-09-27 | Projector integrated with a scanning mirror |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023169624A Division JP7657880B2 (ja) | 2018-09-28 | 2023-09-29 | 走査式ミラーと統合されたプロジェクタ |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2022500705A JP2022500705A (ja) | 2022-01-04 |
| JP2022500705A5 JP2022500705A5 (https=) | 2022-10-04 |
| JPWO2020069400A5 JPWO2020069400A5 (https=) | 2022-10-04 |
| JP7360453B2 true JP7360453B2 (ja) | 2023-10-12 |
Family
ID=69953364
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021517303A Active JP7360453B2 (ja) | 2018-09-28 | 2019-09-27 | 走査式ミラーと統合されたプロジェクタ |
| JP2023169624A Active JP7657880B2 (ja) | 2018-09-28 | 2023-09-29 | 走査式ミラーと統合されたプロジェクタ |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023169624A Active JP7657880B2 (ja) | 2018-09-28 | 2023-09-29 | 走査式ミラーと統合されたプロジェクタ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11460628B2 (https=) |
| EP (2) | EP4293399B1 (https=) |
| JP (2) | JP7360453B2 (https=) |
| CN (2) | CN113167946B (https=) |
| WO (1) | WO2020069400A1 (https=) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020069400A1 (en) | 2018-09-28 | 2020-04-02 | Magic Leap, Inc. | Projector integrated with a scanning mirror |
| WO2020069371A1 (en) | 2018-09-28 | 2020-04-02 | Magic Leap, Inc. | Method and system for fiber scanning projector with angled eyepiece |
| WO2021237168A1 (en) * | 2020-05-22 | 2021-11-25 | Magic Leap, Inc. | Method and system for dual projector waveguide displays with wide field of view |
| EP4214554A4 (en) | 2020-09-16 | 2024-10-09 | Magic Leap, Inc. | EYEPIECES FOR AN AUGMENTED REALITY DISPLAY SYSTEM |
| GB2608908B (en) * | 2020-09-21 | 2023-12-13 | Trulife Optics Ltd | Optical system with waveguide |
| GB2598946B (en) * | 2020-09-21 | 2022-12-28 | Trulife Optics Ltd | Optical system with cylindrical waveguide |
| US20220299754A1 (en) * | 2021-03-18 | 2022-09-22 | Facebook Technologies, Llc | Mems with polarization conversion and optical beam scanner based thereon |
| CN113433694A (zh) * | 2021-06-24 | 2021-09-24 | 北京枭龙科技有限公司 | 一种mems衍射波导显示装置 |
| US12282164B2 (en) | 2021-10-08 | 2025-04-22 | Samsung Electronics Co., Ltd. | Augmented reality device |
| US11662525B1 (en) * | 2021-12-09 | 2023-05-30 | Visera Technologies Company Ltd. | Optical system |
| US12282153B2 (en) * | 2022-01-18 | 2025-04-22 | Google Llc | MEMS mirror in series with resonant MEMS mirror to redistribute dense pixels |
| US11796817B2 (en) * | 2022-01-21 | 2023-10-24 | Lightspace Group, Inc. | Optical arrangement for expanding and uniformizing light beams |
| US20230393329A1 (en) * | 2022-06-03 | 2023-12-07 | Meta Platforms Technologies, Llc | Waveguide with organic solid crystal substrate |
| DE102022134418B3 (de) * | 2022-12-21 | 2024-06-06 | OQmented GmbH | Vorrichtung zur Erzeugung und Darstellung eines Bildes auf einem Beobachtungsfeld unter Verwendung eines multifunktionalen diffraktiven Elements und Augmented-Reality-Brille enthaltend eine solche Vorrichtung |
| US20240210695A1 (en) * | 2022-12-22 | 2024-06-27 | Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V. | Display Engines and Systems Using Photonic Integrated Circuit Chips with Integrated Actuators |
| CN116165803B (zh) * | 2023-04-20 | 2024-03-12 | 杭州光粒科技有限公司 | 一种波导显示系统 |
| DE102023114283B4 (de) * | 2023-05-31 | 2025-01-02 | OQmented GmbH | Projektionsvorrichtung mit einem eine Ausnehmung aufweisenden Wellenleiter |
| DE102023120395A1 (de) * | 2023-08-01 | 2025-02-06 | OQmented GmbH | MEMS-Projektor mit Wellenleiter zur Projektion von Licht |
| CN116909029B (zh) * | 2023-08-07 | 2024-10-29 | 合肥工业大学 | 一种全息波导显示装置 |
| CN117950105B (zh) * | 2024-02-05 | 2024-12-03 | 嘉兴驭光光电科技有限公司 | 近眼显示波导装置和近眼显示设备 |
| WO2025217210A1 (en) * | 2024-04-09 | 2025-10-16 | Meta Platforms Technologies, Llc | Apparatus, system, and method for steered retinal projection via movable cantilevered waveguides |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090052047A1 (en) | 2006-02-14 | 2009-02-26 | Lumus Ltd. | Substrate-guided imaging lens |
| JP2014132328A (ja) | 2012-11-16 | 2014-07-17 | Rockwell Collins Inc | 透明導波管ディスプレイ |
| WO2015001839A1 (ja) | 2013-07-04 | 2015-01-08 | ソニー株式会社 | 表示装置 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4711512A (en) * | 1985-07-12 | 1987-12-08 | Environmental Research Institute Of Michigan | Compact head-up display |
| US5715337A (en) | 1996-09-19 | 1998-02-03 | The Mirco Optical Corporation | Compact display system |
| IL148804A (en) * | 2002-03-21 | 2007-02-11 | Yaacov Amitai | Optical device |
| US6757105B2 (en) * | 2002-04-25 | 2004-06-29 | Planop Planar Optics Ltd. | Optical device having a wide field-of-view for multicolor images |
| JP2005345748A (ja) | 2004-06-03 | 2005-12-15 | Brother Ind Ltd | ミラー駆動装置およびそれを備えた網膜走査型ディスプレイ |
| US7736006B2 (en) * | 2005-11-21 | 2010-06-15 | Microvision, Inc. | Substrate-guided display with improved image quality |
| US20100079865A1 (en) * | 2008-09-26 | 2010-04-01 | Nokia Corporation | Near-to-eye scanning display with exit-pupil expansion |
| US20130285885A1 (en) | 2012-04-25 | 2013-10-31 | Andreas G. Nowatzyk | Head-mounted light-field display |
| US9465215B2 (en) | 2014-03-28 | 2016-10-11 | Google Inc. | Lightguide with multiple in-coupling holograms for head wearable display |
| CN107624163B (zh) * | 2015-05-09 | 2020-11-06 | 镭亚股份有限公司 | 基于颜色扫描光栅的背光体及使用该背光体的电子显示器 |
| WO2017015302A1 (en) * | 2015-07-20 | 2017-01-26 | Magic Leap, Inc. | Collimating fiber scanner design with inward pointing angles in virtual/augmented reality system |
| KR101742984B1 (ko) * | 2015-08-25 | 2017-06-02 | 엘지전자 주식회사 | 헤드 마운티드 디스플레이 |
| CN107950024B (zh) * | 2015-09-05 | 2021-06-01 | 镭亚股份有限公司 | 具有头部追踪的多视图显示器 |
| US10007117B2 (en) * | 2015-09-10 | 2018-06-26 | Vuzix Corporation | Imaging light guide with reflective turning array |
| US9671615B1 (en) * | 2015-12-01 | 2017-06-06 | Microsoft Technology Licensing, Llc | Extended field of view in near-eye display using wide-spectrum imager |
| US10695788B2 (en) | 2016-06-08 | 2020-06-30 | Yanyan SHANG | Decorative cup |
| CA3042042A1 (en) * | 2016-10-28 | 2018-05-03 | Magic Leap, Inc. | Method and system for large field of view display with scanning reflector |
| WO2018152235A1 (en) * | 2017-02-14 | 2018-08-23 | Optecks, Llc | Optical display system for augmented reality and virtual reality |
| EP3602167B1 (en) * | 2017-03-21 | 2024-10-23 | Magic Leap, Inc. | Method and system for fiber scanning projector |
| WO2020069371A1 (en) | 2018-09-28 | 2020-04-02 | Magic Leap, Inc. | Method and system for fiber scanning projector with angled eyepiece |
| WO2020069400A1 (en) | 2018-09-28 | 2020-04-02 | Magic Leap, Inc. | Projector integrated with a scanning mirror |
-
2019
- 2019-09-27 WO PCT/US2019/053592 patent/WO2020069400A1/en not_active Ceased
- 2019-09-27 EP EP23207072.2A patent/EP4293399B1/en active Active
- 2019-09-27 EP EP19867430.1A patent/EP3857274B1/en active Active
- 2019-09-27 CN CN201980077402.2A patent/CN113167946B/zh active Active
- 2019-09-27 CN CN202311134792.7A patent/CN117170104A/zh active Pending
- 2019-09-27 JP JP2021517303A patent/JP7360453B2/ja active Active
-
2021
- 2021-03-24 US US17/211,276 patent/US11460628B2/en active Active
-
2023
- 2023-09-29 JP JP2023169624A patent/JP7657880B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090052047A1 (en) | 2006-02-14 | 2009-02-26 | Lumus Ltd. | Substrate-guided imaging lens |
| JP2014132328A (ja) | 2012-11-16 | 2014-07-17 | Rockwell Collins Inc | 透明導波管ディスプレイ |
| WO2015001839A1 (ja) | 2013-07-04 | 2015-01-08 | ソニー株式会社 | 表示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113167946A (zh) | 2021-07-23 |
| EP3857274A4 (en) | 2021-11-17 |
| EP4293399B1 (en) | 2026-03-04 |
| WO2020069400A1 (en) | 2020-04-02 |
| EP4293399A3 (en) | 2024-06-12 |
| JP7657880B2 (ja) | 2025-04-07 |
| US11460628B2 (en) | 2022-10-04 |
| EP3857274A1 (en) | 2021-08-04 |
| US20210278587A1 (en) | 2021-09-09 |
| EP4293399A2 (en) | 2023-12-20 |
| EP3857274B1 (en) | 2023-11-08 |
| CN113167946B (zh) | 2023-09-15 |
| JP2023181175A (ja) | 2023-12-21 |
| JP2022500705A (ja) | 2022-01-04 |
| CN117170104A (zh) | 2023-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7657880B2 (ja) | 走査式ミラーと統合されたプロジェクタ | |
| JP7759922B2 (ja) | ファイバ走査プロジェクタのための方法およびシステム | |
| US11221486B2 (en) | AR headsets with improved pinhole mirror arrays | |
| US10386642B2 (en) | Holographic see-through optical device, stereoscopic imaging system, and multimedia head mounted system | |
| US7101048B2 (en) | Flat-panel projection display | |
| JP2023519794A (ja) | 薄型導波路波長選択性プロジェクタ | |
| JP2026053345A (ja) | 導波路からグリント及びゴーストを低減する画像のニ次元拡大用光学系 | |
| US20250020940A1 (en) | Method and system for fiber scanning projector with angled eyepiece | |
| US12498571B2 (en) | Compound light-guide optical elements | |
| US20220035159A1 (en) | Waveguide-based projector | |
| CN118091969A (zh) | 散斑抑制组件、激光照明装置及显示设备 | |
| JP2024041317A (ja) | 画像表示装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220926 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220926 |
|
| TRDD | Decision of grant or rejection written | ||
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230830 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230831 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230929 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7360453 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |