AU2001259855A1 - System and method for laser cavity length control - Google Patents

System and method for laser cavity length control

Info

Publication number
AU2001259855A1
AU2001259855A1 AU2001259855A AU5985501A AU2001259855A1 AU 2001259855 A1 AU2001259855 A1 AU 2001259855A1 AU 2001259855 A AU2001259855 A AU 2001259855A AU 5985501 A AU5985501 A AU 5985501A AU 2001259855 A1 AU2001259855 A1 AU 2001259855A1
Authority
AU
Australia
Prior art keywords
laser cavity
cavity length
length control
control
laser
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.)
Abandoned
Application number
AU2001259855A
Inventor
Michael W. Denice Jr.
John Mark
Albert V. Scappaticci
Daniel Tazartes
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.)
Northrop Grumman Corp
Original Assignee
Northrop Grumman Corp
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 Northrop Grumman Corp filed Critical Northrop Grumman Corp
Publication of AU2001259855A1 publication Critical patent/AU2001259855A1/en
Abandoned 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
    • G01C19/66—Ring laser gyrometers
    • G01C19/661—Ring laser gyrometers details
    • G01C19/665—Ring laser gyrometers details control of the cavity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
AU2001259855A 2000-07-28 2001-05-14 System and method for laser cavity length control Abandoned AU2001259855A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09628071 2000-07-28
US09/628,071 US6424419B1 (en) 2000-07-28 2000-07-28 System and method for providing cavity length control of a ring laser gyroscope
PCT/US2001/040726 WO2002010685A1 (en) 2000-07-28 2001-05-14 System and method for laser cavity length control

Publications (1)

Publication Number Publication Date
AU2001259855A1 true AU2001259855A1 (en) 2002-02-13

Family

ID=24517330

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001259855A Abandoned AU2001259855A1 (en) 2000-07-28 2001-05-14 System and method for laser cavity length control

Country Status (5)

Country Link
US (1) US6424419B1 (en)
EP (1) EP1305571A1 (en)
AU (1) AU2001259855A1 (en)
CA (1) CA2417437A1 (en)
WO (1) WO2002010685A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070133001A1 (en) * 2001-09-12 2007-06-14 Honeywell International Inc. Laser sensor having a block ring activity
US7760432B2 (en) * 2002-04-25 2010-07-20 Honeywell International Inc. Photochromic resistant materials for optical devices in plasma environments
US7586114B2 (en) * 2004-09-28 2009-09-08 Honeywell International Inc. Optical cavity system having an orthogonal input
CN100386600C (en) * 2004-11-08 2008-05-07 金世龙 Laser gyro light path control system
US7649189B2 (en) * 2006-12-04 2010-01-19 Honeywell International Inc. CRDS mirror for normal incidence fiber optic coupling
US7804600B1 (en) 2007-04-30 2010-09-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Ring-laser gyroscope system using dispersive element(s)
US7864326B2 (en) 2008-10-30 2011-01-04 Honeywell International Inc. Compact gas sensor using high reflectance terahertz mirror and related system and method
US8198590B2 (en) * 2008-10-30 2012-06-12 Honeywell International Inc. High reflectance terahertz mirror and related method
US8437000B2 (en) 2010-06-29 2013-05-07 Honeywell International Inc. Multiple wavelength cavity ring down gas sensor
US8269972B2 (en) 2010-06-29 2012-09-18 Honeywell International Inc. Beam intensity detection in a cavity ring down sensor
US8322191B2 (en) 2010-06-30 2012-12-04 Honeywell International Inc. Enhanced cavity for a photoacoustic gas sensor
US8432551B2 (en) * 2010-08-06 2013-04-30 Honeywell International Inc. Neon or iodine absorption enhanced hene ring laser gyroscope
CN104251697B (en) * 2013-06-27 2017-04-19 北京自动化控制设备研究所 Compensation method for eliminating optical fiber gyro thermal stress
RU2570096C1 (en) * 2014-06-18 2015-12-10 Акционерное общество "Серпуховский завод "Металлист" Method to reject ring resonators of laser gyroscopes
WO2016123798A1 (en) * 2015-02-06 2016-08-11 Hewlett-Packard Development Company, L.P. Controlling item on screen
US10386187B1 (en) * 2015-08-18 2019-08-20 Digital Optics Technologies, Inc. Rotation and acceleration sensor based on nondegenerate ring lasers
RU2629704C1 (en) * 2016-04-14 2017-08-31 Акционерное общество "Серпуховский завод "Металлист" Method of measuring complex communication factors in ring resonators of laser gyroscopes
US10371523B1 (en) * 2016-08-17 2019-08-06 Digital Optics Technologies, Inc. Rotation and acceleration sensor based on superluminal ring lasers
CN107356904B (en) * 2017-07-25 2020-07-07 京东方科技集团股份有限公司 Measuring assembly and positioning system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386853A (en) 1980-12-01 1983-06-07 The Singer Company Bending actuator for ring laser gyroscope
US5374990A (en) * 1991-01-11 1994-12-20 Litton Systems, Inc. Active magnetic field tuning for dispersion equalization of a multi-oscillator
US5208653A (en) 1991-08-06 1993-05-04 Litton Systems, Inc. Multioscillator ring laser gyroscope adaptive digitally controlled cavity length control system
US5448354A (en) 1991-07-29 1995-09-05 Rockwell International Corporation Acceleration distortion resistant ring laser gyro

Also Published As

Publication number Publication date
EP1305571A1 (en) 2003-05-02
WO2002010685A1 (en) 2002-02-07
CA2417437A1 (en) 2002-02-07
US6424419B1 (en) 2002-07-23

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