WO2014180451A3 - 一种检测角速度的光载微波陀螺方法 - Google Patents

一种检测角速度的光载微波陀螺方法 Download PDF

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Publication number
WO2014180451A3
WO2014180451A3 PCT/CN2014/081079 CN2014081079W WO2014180451A3 WO 2014180451 A3 WO2014180451 A3 WO 2014180451A3 CN 2014081079 W CN2014081079 W CN 2014081079W WO 2014180451 A3 WO2014180451 A3 WO 2014180451A3
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WO
WIPO (PCT)
Prior art keywords
angular velocity
optical carrier
measuring angular
frequency
directional
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PCT/CN2014/081079
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English (en)
French (fr)
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WO2014180451A2 (zh
Inventor
宋开臣
于晋龙
叶凌云
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浙江大学
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Application filed by 浙江大学 filed Critical 浙江大学
Publication of WO2014180451A2 publication Critical patent/WO2014180451A2/zh
Publication of WO2014180451A3 publication Critical patent/WO2014180451A3/zh

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
    • G01C19/721—Details

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)

Abstract

一种检测角速度的光载微波陀螺方法，实现了一种双向光电振荡器，用于测量旋转角速度，采用锁频技术，将一个方向的微波振荡频率锁定到高稳定度标准时间参考源上，稳定了另一个方向光电振荡器的相对腔长，消除了光纤环行腔的温度漂移和光学寄生噪声，极大地提高了由萨格纳克效应引起的双向振荡差频信号的信噪比，具有测量精度高、易实现等特点。
PCT/CN2014/081079 2013-05-10 2014-06-30 一种检测角速度的光载微波陀螺方法 WO2014180451A2 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310171187.7 2013-05-10
CN201310171187.7A CN103278150B (zh) 2013-05-10 2013-05-10 一种检测角速度的光载微波陀螺方法

Publications (2)

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WO2014180451A2 WO2014180451A2 (zh) 2014-11-13
WO2014180451A3 true WO2014180451A3 (zh) 2015-01-15

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PCT/CN2014/081079 WO2014180451A2 (zh) 2013-05-10 2014-06-30 一种检测角速度的光载微波陀螺方法

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CN (1) CN103278150B (zh)
WO (1) WO2014180451A2 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103278150B (zh) * 2013-05-10 2015-10-28 浙江大学 一种检测角速度的光载微波陀螺方法
CN103471579B (zh) * 2013-09-29 2016-02-17 浙江大学 一种采用双向全互易耦合光电振荡器的角速度检测方法
CN107941754B (zh) * 2017-11-14 2021-06-01 陈志忠 一种气体折射率的测量方法
CN108614126B (zh) * 2018-05-30 2019-10-18 北京交通大学 基于宽带可调谐光电振荡器的角速度测量装置和方法
WO2020087423A1 (zh) * 2018-10-31 2020-05-07 浙江大学 一种基于环形器结构的双向光载微波谐振系统及其检测角速度的方法
CN109323690B (zh) * 2018-10-31 2020-12-01 浙江大学 一种保偏全互易双向光载微波谐振系统及其检测角速度的方法
WO2020087422A1 (zh) 2018-10-31 2020-05-07 浙江大学 一种保偏全互易双向光载微波谐振系统及其检测角速度的方法
CN109357672B (zh) * 2018-10-31 2020-11-27 浙江大学 一种基于环形器结构的双向光载微波谐振系统及其检测角速度的方法
CN113418520B (zh) * 2021-07-09 2022-12-13 赛德雷特(珠海)航天科技有限公司 基于互补压控振荡器电磁陀螺工作角速率测量装置及方法

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPS59224510A (ja) * 1983-06-04 1984-12-17 Sumitomo Electric Ind Ltd 光フアイバジヤイロ
US4720193A (en) * 1984-05-21 1988-01-19 Tamagawa Seiki Kabushiki Kaisha Optical fiber gyroscope
US4969017A (en) * 1988-06-10 1990-11-06 Thomson-Csf Measuring device for the measurement, in a wide range, of a non-reciprocal phase shift generated in a ring interferometer, and measuring method
CN102353373A (zh) * 2011-07-12 2012-02-15 浙江大学 基于双路闭环锁定技术的谐振式光学陀螺
CN103278150A (zh) * 2013-05-10 2013-09-04 浙江大学 一种检测角速度的光载微波陀螺方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5777737A (en) * 1994-07-22 1998-07-07 Litton Systems, Inc. Apparatus and method for processing signals output from fiber optic rate gyroscope having 3×3 coupler
US5926275A (en) * 1997-06-19 1999-07-20 Honeywell Inc. Vibration error reduction servo for a fiber optic gyroscope
FR2937739B1 (fr) * 2008-10-28 2010-11-19 Thales Sa Gyrolaser a milieu amplificateur a etat solide et a cavite optique en anneau
CN102706340B (zh) * 2012-05-14 2015-10-28 北京大学 一种干涉式光纤陀螺仪

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59224510A (ja) * 1983-06-04 1984-12-17 Sumitomo Electric Ind Ltd 光フアイバジヤイロ
US4720193A (en) * 1984-05-21 1988-01-19 Tamagawa Seiki Kabushiki Kaisha Optical fiber gyroscope
US4969017A (en) * 1988-06-10 1990-11-06 Thomson-Csf Measuring device for the measurement, in a wide range, of a non-reciprocal phase shift generated in a ring interferometer, and measuring method
CN102353373A (zh) * 2011-07-12 2012-02-15 浙江大学 基于双路闭环锁定技术的谐振式光学陀螺
CN103278150A (zh) * 2013-05-10 2013-09-04 浙江大学 一种检测角速度的光载微波陀螺方法

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WO2014180451A2 (zh) 2014-11-13
CN103278150B (zh) 2015-10-28
CN103278150A (zh) 2013-09-04

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