JP4511542B2 - サニャック干渉計用固有振動数検出器 - Google Patents

サニャック干渉計用固有振動数検出器 Download PDF

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Publication number
JP4511542B2
JP4511542B2 JP2006533337A JP2006533337A JP4511542B2 JP 4511542 B2 JP4511542 B2 JP 4511542B2 JP 2006533337 A JP2006533337 A JP 2006533337A JP 2006533337 A JP2006533337 A JP 2006533337A JP 4511542 B2 JP4511542 B2 JP 4511542B2
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frequency
natural frequency
modulation
signal
demodulator
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JP2007500362A5 (enExample
JP2007500362A (ja
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スタンドジョルド，リー・ケイ
ドエニー，デヴィッド・エイ
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Honeywell International Inc
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Honeywell International Inc
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    • 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, e.g. optical or electronical 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)
JP2006533337A 2003-05-23 2004-05-21 サニャック干渉計用固有振動数検出器 Expired - Fee Related JP4511542B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/443,958 US7038783B2 (en) 2003-05-23 2003-05-23 Eigen frequency detector for Sagnac interferometers
PCT/US2004/016219 WO2004106859A1 (en) 2003-05-23 2004-05-21 Eigen frequency detector for sagnac interferometers

Publications (3)

Publication Number Publication Date
JP2007500362A JP2007500362A (ja) 2007-01-11
JP2007500362A5 JP2007500362A5 (enExample) 2007-03-01
JP4511542B2 true JP4511542B2 (ja) 2010-07-28

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JP2006533337A Expired - Fee Related JP4511542B2 (ja) 2003-05-23 2004-05-21 サニャック干渉計用固有振動数検出器

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Country Link
US (1) US7038783B2 (enExample)
EP (1) EP1627204B1 (enExample)
JP (1) JP4511542B2 (enExample)
DE (1) DE602004024059D1 (enExample)
WO (1) WO2004106859A1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7469137B2 (en) * 2004-12-17 2008-12-23 Broadcom Corporation Radio receiver DC offset cancellation via ADC input bias
CN1328585C (zh) * 2005-06-15 2007-07-25 北京航空航天大学 空间光路的干涉式微光机电陀螺
US7333209B2 (en) * 2005-11-09 2008-02-19 Honeywell International, Inc. Fiber optic gyroscope asynchronous demodulation
CN100494897C (zh) * 2006-12-31 2009-06-03 中国航天时代电子公司 采用低偏和保偏混合光路的光纤陀螺
US7872758B2 (en) * 2007-01-22 2011-01-18 The Charles Stark Draper Laboratory, Inc. Determining and compensating for modulator dynamics in interferometric fiber-optic gyroscopes
US8890508B2 (en) * 2007-05-04 2014-11-18 Alstom Technology Ltd Adaptive filters for fiber optic sensors
US7817284B2 (en) * 2007-08-08 2010-10-19 The Charles Stark Draper Laboratory, Inc. Interferometric fiber optic gyroscope with off-frequency modulation signals
US8149417B2 (en) * 2010-01-27 2012-04-03 Honeywell International Inc. Synchronous radiation hardened fiber optic gyroscope
US8223341B2 (en) * 2010-05-28 2012-07-17 Honeywell International Inc. System and method for enhancing signal-to-noise ratio of a resonator fiber optic gyroscope
US8213019B2 (en) 2010-09-07 2012-07-03 Honeywell International Inc. RFOG with optical heterodyning for optical signal discrimination
US8213018B2 (en) 2010-11-10 2012-07-03 Honeywell International Inc. Constant optical power sensor using a light source current servo combined with digital demodulation intensity suppression for radiation and vibration insensitivity in a fiber optic gyroscope
US8717575B2 (en) 2011-08-17 2014-05-06 Honeywell International Inc. Systems and methods for environmentally insensitive high-performance fiber-optic gyroscopes
CN102706476A (zh) * 2012-06-12 2012-10-03 浙江大学 基于赛格奈克光纤干涉仪的高精度快速温度测量方法
US9568317B2 (en) * 2013-01-31 2017-02-14 Honeywell International Inc. Fiber optic gyroscope mixed signal application specific integrated circuit
US8947671B2 (en) 2013-02-22 2015-02-03 Honeywell International Inc. Method and system for detecting optical ring resonator resonance frequencies and free spectral range to reduce the number of lasers in a resonator fiber optic gyroscope
US9001336B1 (en) 2013-10-07 2015-04-07 Honeywell International Inc. Methods and apparatus of tracking/locking resonator free spectral range and its application in resonator fiber optic gyroscope
US11267979B2 (en) 2014-09-29 2022-03-08 Northwestern University Supramolecular encrypted fluorescent security ink compositions
CN104406714B (zh) * 2014-11-26 2017-09-22 北京航空航天大学 基于y分支相位调制器温度特性的集成式闭环温度测量方法
CN107356266B (zh) * 2017-07-25 2020-03-10 北京航空航天大学 基于偶倍本征频率锯齿波调制的光纤陀螺本征频率测量方法
CN107389097B (zh) * 2017-07-25 2020-03-10 北京航空航天大学 光纤陀螺Sagnac光纤环本征频率跟踪测量方法
FR3095053B1 (fr) * 2019-04-15 2021-04-16 Ixblue Interféromètre à fibre optique en boucle ou en ligne
CN110987010B (zh) * 2019-12-13 2021-10-22 西安航天精密机电研究所 一种信号干扰检测方法、计算机存储介质及计算机设备
CN112697125B (zh) * 2021-01-27 2022-02-18 湖北三江航天红峰控制有限公司 一种光纤陀螺本征频率的在线跟踪方法及系统
CN114812605B (zh) * 2022-03-30 2025-03-25 北京控制工程研究所 一种测微敏感器周期脉冲误差抑制方法及装置
CN115143949B (zh) * 2022-09-05 2022-11-18 中国船舶重工集团公司第七0七研究所 超高精度光纤陀螺仪本征频率补偿及故障诊断处理方法
CN115560743B (zh) * 2022-12-07 2023-03-10 中国船舶集团有限公司第七〇七研究所 光纤陀螺的误差分析及消除方法及装置
CN116007603B (zh) * 2023-03-23 2023-06-16 中国船舶集团有限公司第七〇七研究所 一种三轴光纤陀螺光纤环圈选配方法及装置
CN116592947A (zh) * 2023-06-06 2023-08-15 上海思源弘瑞自动化有限公司 全光纤电流互感器本征频率及光纤长度测量的方法和装置
CN120751679A (zh) * 2025-09-03 2025-10-03 苏州元脑智能科技有限公司 散热组件控制方法、散热系统及电子设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5090809A (en) * 1990-06-04 1992-02-25 Ferrar Carl M Modulation frequency control in a fiber optic rotation sensor
JPH08320234A (ja) * 1995-05-24 1996-12-03 Hitachi Cable Ltd 光ファイバジャイロ
JP3990450B2 (ja) * 1995-06-07 2007-10-10 ハネウエル・インコーポレーテッド 光ファイバ感知コイル用の固有周波数トラッカ
US5767968A (en) * 1995-12-29 1998-06-16 Honeywell Inc. Coherent pickup error cancellation device
JPH09304082A (ja) * 1996-05-15 1997-11-28 Japan Aviation Electron Ind Ltd 光干渉角速度計
US5781300A (en) * 1996-10-31 1998-07-14 Honeywell Inc. Backscatter error reducer for interferometric fiber optic gyroscope
US5953123A (en) * 1997-12-31 1999-09-14 Aai Corporation Fixed interval background auto-alignment for closed loop interferometric fiber optic gyroscopes
US6175410B1 (en) * 1998-12-17 2001-01-16 Honeywell Inc. Fiber optic gyroscope having modulated suppression of co-propagating and counter-propagating polarization errors

Also Published As

Publication number Publication date
WO2004106859A1 (en) 2004-12-09
EP1627204B1 (en) 2009-11-11
JP2007500362A (ja) 2007-01-11
US20040233456A1 (en) 2004-11-25
EP1627204A1 (en) 2006-02-22
US7038783B2 (en) 2006-05-02
DE602004024059D1 (de) 2009-12-24

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