DE602004024059D1 - Eigenfrequenzdetektor für sagnac-interferometern - Google Patents

Eigenfrequenzdetektor für sagnac-interferometern

Info

Publication number
DE602004024059D1
DE602004024059D1 DE602004024059T DE602004024059T DE602004024059D1 DE 602004024059 D1 DE602004024059 D1 DE 602004024059D1 DE 602004024059 T DE602004024059 T DE 602004024059T DE 602004024059 T DE602004024059 T DE 602004024059T DE 602004024059 D1 DE602004024059 D1 DE 602004024059D1
Authority
DE
Germany
Prior art keywords
frequency detector
sagnac interferometers
sagnac
interferometers
detector
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.)
Expired - Lifetime
Application number
DE602004024059T
Other languages
German (de)
English (en)
Inventor
Lee K Standjord
David A Doheny
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Honeywell International Inc filed Critical Honeywell International Inc
Publication of DE602004024059D1 publication Critical patent/DE602004024059D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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, e.g. optical or electronical details

Landscapes

  • 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)
DE602004024059T 2003-05-23 2004-05-21 Eigenfrequenzdetektor für sagnac-interferometern Expired - Lifetime DE602004024059D1 (de)

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 (1)

Publication Number Publication Date
DE602004024059D1 true DE602004024059D1 (de) 2009-12-24

Family

ID=33450535

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004024059T Expired - Lifetime DE602004024059D1 (de) 2003-05-23 2004-05-21 Eigenfrequenzdetektor für sagnac-interferometern

Country Status (5)

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
EP2145194B1 (en) * 2007-05-04 2017-07-12 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
CA2221261A1 (en) 1995-06-07 1996-12-19 Lee K. Strandjord Proper frequency tracker for fiber optic sensing coil
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
JP2007500362A (ja) 2007-01-11
US20040233456A1 (en) 2004-11-25
US7038783B2 (en) 2006-05-02
EP1627204A1 (en) 2006-02-22
WO2004106859A1 (en) 2004-12-09
EP1627204B1 (en) 2009-11-11
JP4511542B2 (ja) 2010-07-28

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