JPWO2021124790A5 - - Google Patents
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- Publication number
- JPWO2021124790A5 JPWO2021124790A5 JP2021565392A JP2021565392A JPWO2021124790A5 JP WO2021124790 A5 JPWO2021124790 A5 JP WO2021124790A5 JP 2021565392 A JP2021565392 A JP 2021565392A JP 2021565392 A JP2021565392 A JP 2021565392A JP WO2021124790 A5 JPWO2021124790 A5 JP WO2021124790A5
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical fiber
- unit
- light source
- phase
- 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
- 239000013307 optical fiber Substances 0.000 claims 38
- 230000003287 optical effect Effects 0.000 claims 24
- 239000000835 fiber Substances 0.000 claims 23
- 238000001228 spectrum Methods 0.000 claims 18
- 230000000087 stabilizing effect Effects 0.000 claims 16
- 230000001360 synchronised effect Effects 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 3
- 230000005284 excitation Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019230925 | 2019-12-20 | ||
| JP2019230925 | 2019-12-20 | ||
| PCT/JP2020/043273 WO2021124790A1 (ja) | 2019-12-20 | 2020-11-19 | 光ファイバジャイロスコープ用光源装置及びそれを用いた光ファイバジャイロスコープ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021124790A1 JPWO2021124790A1 (https=) | 2021-06-24 |
| JPWO2021124790A5 true JPWO2021124790A5 (https=) | 2022-09-06 |
| JP7296151B2 JP7296151B2 (ja) | 2023-06-22 |
Family
ID=76477220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021565392A Active JP7296151B2 (ja) | 2019-12-20 | 2020-11-19 | 光ファイバジャイロスコープ用光源装置及びそれを用いた光ファイバジャイロスコープ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12266900B2 (https=) |
| EP (1) | EP4080163B1 (https=) |
| JP (1) | JP7296151B2 (https=) |
| AU (1) | AU2020408508B2 (https=) |
| WO (1) | WO2021124790A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024024032A1 (ja) * | 2022-07-28 | 2024-02-01 | 国立大学法人東京工業大学 | 光ファイバジャイロスコープ用光源装置 |
| US20260009644A1 (en) | 2022-10-07 | 2026-01-08 | Institute Of Science Tokyo | Phase modulation signal generating device for fiber-optic gyroscope |
| US12535320B2 (en) | 2023-05-11 | 2026-01-27 | Honeywell International Inc. | Resonant optical gyroscope with a broadband light source and RIN reduction techniques |
| US12546603B2 (en) | 2023-07-21 | 2026-02-10 | Honeywell International Inc. | Optical gyroscope with broadband comb interrogation |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8921460D0 (en) | 1989-09-22 | 1990-05-30 | British Aerospace | Electronic compensation in ring laser gyros |
| JPH07324938A (ja) | 1994-05-31 | 1995-12-12 | Tokimec Inc | 光ファイバジャイロ |
| JP2005172651A (ja) | 2003-12-12 | 2005-06-30 | Nippon Telegr & Teleph Corp <Ntt> | 光ジャイロ |
| GB2449290B (en) | 2007-05-17 | 2010-09-22 | Toshiba Res Europ Ltd | An optical system |
| US8514400B2 (en) * | 2010-03-23 | 2013-08-20 | Oewaves, Inc. | Optical gyroscope sensors based on optical whispering gallery mode resonators |
| US9354064B2 (en) | 2014-07-07 | 2016-05-31 | Honeywell International Inc. | Resonator fiber optic gyroscope employing common cavity length modulation along with high bandwidth laser stabilization |
| JP2016017952A (ja) * | 2014-07-11 | 2016-02-01 | 株式会社東芝 | 超音波流量計 |
| US10741989B2 (en) * | 2015-01-23 | 2020-08-11 | Arizona Board Of Regents On Behalf Of The University Of Arizona | All-fiber bidirectional synchronously pumped ultrafast ring oscillator for precision sensing |
| FR3052859B1 (fr) | 2016-06-20 | 2018-11-23 | Ixblue | Systeme de mesure et gyrometre comportant un tel systeme |
| GB201611046D0 (en) | 2016-06-24 | 2016-08-10 | Npl Man Ltd | Optical resonator systems |
| WO2018057468A1 (en) | 2016-09-20 | 2018-03-29 | The Board Of Trustees Of The Leland Stanford Junior University | Optical system and method utilizing a laser-driven light source with white noise modulation |
| WO2019191647A1 (en) * | 2018-03-29 | 2019-10-03 | The Trustees Of Columbia University In The City Of New York | Fully integrated chip platform for electrically pumped frequency comb generation |
| US10337867B1 (en) | 2018-04-13 | 2019-07-02 | Northrop Grumman Systems Corporation | Symmetrical wavelength multiplexor for fiber optic gyro source |
| US11011882B2 (en) * | 2018-09-05 | 2021-05-18 | Government Of The United States Of America, As Represented By The Secretary Of Commerce | Ultrafast electro-optic laser |
| US11681200B2 (en) * | 2019-05-10 | 2023-06-20 | Purdue Research Foundation | Optical quantum logic for use in large operational spaces |
-
2020
- 2020-11-19 AU AU2020408508A patent/AU2020408508B2/en active Active
- 2020-11-19 WO PCT/JP2020/043273 patent/WO2021124790A1/ja not_active Ceased
- 2020-11-19 EP EP20902358.9A patent/EP4080163B1/en active Active
- 2020-11-19 JP JP2021565392A patent/JP7296151B2/ja active Active
- 2020-11-19 US US17/786,646 patent/US12266900B2/en active Active
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