JPWO2022129893A5 - - Google Patents
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- Publication number
- JPWO2022129893A5 JPWO2022129893A5 JP2023535812A JP2023535812A JPWO2022129893A5 JP WO2022129893 A5 JPWO2022129893 A5 JP WO2022129893A5 JP 2023535812 A JP2023535812 A JP 2023535812A JP 2023535812 A JP2023535812 A JP 2023535812A JP WO2022129893 A5 JPWO2022129893 A5 JP WO2022129893A5
- Authority
- JP
- Japan
- Prior art keywords
- grating
- diffraction
- displacement sensor
- optical
- light
- 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.)
- Granted
Links
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB2019714.1A GB202019714D0 (en) | 2020-12-14 | 2020-12-14 | Optical displacement sensor |
| GB2019714.1 | 2020-12-14 | ||
| PCT/GB2021/053291 WO2022129893A2 (en) | 2020-12-14 | 2021-12-14 | Optical displacement sensor |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| JP2023552858A JP2023552858A (ja) | 2023-12-19 |
| JPWO2022129893A5 true JPWO2022129893A5 (https=) | 2024-12-13 |
| JP2023552858A5 JP2023552858A5 (https=) | 2024-12-13 |
| JP7840963B2 JP7840963B2 (ja) | 2026-04-06 |
Family
ID=74188885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023535812A Active JP7840963B2 (ja) | 2020-12-14 | 2021-12-14 | 光学変位センサ |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US12385735B2 (https=) |
| EP (2) | EP4260004A2 (https=) |
| JP (1) | JP7840963B2 (https=) |
| KR (1) | KR20230119671A (https=) |
| CN (1) | CN116635691A (https=) |
| GB (1) | GB202019714D0 (https=) |
| WO (1) | WO2022129893A2 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB202019714D0 (en) * | 2020-12-14 | 2021-01-27 | Sensibel As | Optical displacement sensor |
| CN119714798B (zh) * | 2023-09-28 | 2026-01-30 | 甬江实验室 | 光学器件、光栅衍射效率测试装置、系统、方法及控制器 |
| GB202413751D0 (en) | 2024-09-18 | 2024-10-30 | Sensibel As | Optical readout modules |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6731391B1 (en) * | 1998-05-13 | 2004-05-04 | The Research Foundation Of State University Of New York | Shadow moire surface measurement using Talbot effect |
| US6567572B2 (en) | 2000-06-28 | 2003-05-20 | The Board Of Trustees Of The Leland Stanford Junior University | Optical displacement sensor |
| NO315397B1 (no) | 2001-11-13 | 2003-08-25 | Sinvent As | Optisk forskyvnings-sensor |
| US7116430B2 (en) * | 2002-03-29 | 2006-10-03 | Georgia Technology Research Corporation | Highly-sensitive displacement-measuring optical device |
| JP4021382B2 (ja) * | 2003-07-28 | 2007-12-12 | オリンパス株式会社 | 光学式エンコーダ及びその製造方法並びに光学レンズモジュール |
| JP3963885B2 (ja) * | 2003-10-27 | 2007-08-22 | オリンパス株式会社 | 反射型光学式エンコーダーのセンサヘッド |
| US7485847B2 (en) | 2004-12-08 | 2009-02-03 | Georgia Tech Research Corporation | Displacement sensor employing discrete light pulse detection |
| US7230722B2 (en) * | 2005-10-19 | 2007-06-12 | University Of Maryland | Shadow moire using non-zero talbot distance |
| US8035079B2 (en) * | 2007-04-10 | 2011-10-11 | Olympus Corporation | Optical encoder |
| US7924973B2 (en) * | 2007-11-15 | 2011-04-12 | Csem Centre Suisse D'electronique Et De Microtechnique Sa | Interferometer device and method |
| CN102540304A (zh) * | 2012-03-08 | 2012-07-04 | 电子科技大学 | 二维周期孔式Talbot介质相位光栅 |
| NO20130884A1 (no) * | 2013-06-21 | 2014-12-22 | Sinvent As | Sensorelement med optisk forskyvning |
| NO348955B1 (no) * | 2014-02-28 | 2025-07-28 | Pgs Geophysical As | Optisk bevegelsessensor |
| CN104238284B (zh) * | 2014-09-25 | 2016-08-17 | 中国科学院光电技术研究所 | 一种基于光栅泰伯效应的检焦方法 |
| US9503820B2 (en) * | 2015-01-23 | 2016-11-22 | Silicon Audio Directional, Llc | Multi-mode microphones |
| GB201506046D0 (en) * | 2015-04-09 | 2015-05-27 | Sinvent As | Speech recognition |
| US10277989B2 (en) * | 2016-11-18 | 2019-04-30 | Gopro, Inc. | Opto-acoustic transducer and cover glass |
| RU2760694C2 (ru) * | 2017-01-18 | 2021-11-29 | Айпиджи Фотоникс Корпорэйшн | Способ и системы для формирования изображений в когерентном излучении и управления с обратной связью для модификации материалов |
| US11982521B2 (en) * | 2017-02-23 | 2024-05-14 | Nikon Corporation | Measurement of a change in a geometrical characteristic and/or position of a workpiece |
| GB201807889D0 (en) * | 2018-05-15 | 2018-06-27 | Sintef Tto As | Microphone housing |
| EP3628990B1 (en) | 2018-09-26 | 2021-08-25 | ams International AG | Integrated optical transducer and method for detecting dynamic pressure changes |
| CN110360935B (zh) | 2019-07-31 | 2020-05-12 | 西北工业大学 | 一种基于简化光学纳米谐振腔的面内位移传感单元及方法 |
| GB201916380D0 (en) * | 2019-11-11 | 2019-12-25 | Sensibel As | Optical microphone substrate |
| GB202019714D0 (en) * | 2020-12-14 | 2021-01-27 | Sensibel As | Optical displacement sensor |
-
2020
- 2020-12-14 GB GBGB2019714.1A patent/GB202019714D0/en not_active Ceased
-
2021
- 2021-12-14 WO PCT/GB2021/053291 patent/WO2022129893A2/en not_active Ceased
- 2021-12-14 KR KR1020237022978A patent/KR20230119671A/ko active Pending
- 2021-12-14 CN CN202180083878.4A patent/CN116635691A/zh active Pending
- 2021-12-14 US US18/267,314 patent/US12385735B2/en active Active
- 2021-12-14 EP EP21834851.4A patent/EP4260004A2/en active Pending
- 2021-12-14 JP JP2023535812A patent/JP7840963B2/ja active Active
- 2021-12-14 EP EP24207020.9A patent/EP4477989A3/en active Pending
-
2024
- 2024-09-24 US US18/894,557 patent/US20250012561A1/en active Pending
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