HK1029448A1 - Ring laser gyroscope with ion flux trap electrode - Google Patents

Ring laser gyroscope with ion flux trap electrode

Info

Publication number
HK1029448A1
HK1029448A1 HK00107101A HK00107101A HK1029448A1 HK 1029448 A1 HK1029448 A1 HK 1029448A1 HK 00107101 A HK00107101 A HK 00107101A HK 00107101 A HK00107101 A HK 00107101A HK 1029448 A1 HK1029448 A1 HK 1029448A1
Authority
HK
Hong Kong
Prior art keywords
ring laser
ion flux
laser gyroscope
trap electrode
flux trap
Prior art date
Application number
HK00107101A
Other languages
English (en)
Inventor
Robert Craig Morris
Original Assignee
Allied Signal 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 Allied Signal Inc filed Critical Allied Signal Inc
Publication of HK1029448A1 publication Critical patent/HK1029448A1/xx

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
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/0305—Selection of materials for the tube or the coatings thereon
    • 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
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
    • H01S3/0835—Gas ring 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)
HK00107101A 1997-07-21 2000-11-08 Ring laser gyroscope with ion flux trap electrode HK1029448A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/897,960 US5856995A (en) 1997-07-21 1997-07-21 Ring laser gyroscope with ion flux trap electrode
PCT/US1998/015024 WO1999004464A1 (en) 1997-07-21 1998-07-21 Ring laser gyroscope with ion flux trap electrode

Publications (1)

Publication Number Publication Date
HK1029448A1 true HK1029448A1 (en) 2001-03-30

Family

ID=25408718

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00107101A HK1029448A1 (en) 1997-07-21 2000-11-08 Ring laser gyroscope with ion flux trap electrode

Country Status (6)

Country Link
US (1) US5856995A (de)
EP (1) EP0998771B1 (de)
DE (2) DE998771T1 (de)
ES (1) ES2157189T1 (de)
HK (1) HK1029448A1 (de)
WO (1) WO1999004464A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6025914A (en) * 1997-12-17 2000-02-15 Honeywell Inc. Cathode seal including migration resistant dielectric material
KR19990013313A (ko) * 1998-02-11 1999-02-25 이이수 무변출력 무정류자 직류전동기
WO2001035055A1 (en) * 1999-11-08 2001-05-17 Honeywell Inc. Sacrificial cathode on a ring laser gyro block
US6561290B2 (en) * 2001-01-12 2003-05-13 Performance Boring Technologies, Inc. Downhole mud motor
US7058111B2 (en) * 2001-05-24 2006-06-06 Honeywell International Inc. Arrangements for increasing sputter life in gas discharge tubes
US6714580B2 (en) * 2001-12-05 2004-03-30 Honeywell International Inc. Current control biasing to protect electrode seals
US6992442B2 (en) * 2001-12-11 2006-01-31 Honeywell International Inc. Restricted getter
US6728286B2 (en) * 2002-08-07 2004-04-27 Honeywell International Inc. Method of joining mirrors to ring laser gyro block assemblies
AU2003300348A1 (en) * 2002-12-30 2004-07-29 Corning Incorporated Fast-switching scalable optical interconnection design with fast contention resolution
US8323602B2 (en) 2010-07-08 2012-12-04 Air Products And Chemicals, Inc. Treatment of flue gas from an oxyfuel combustion process
FR2983576B1 (fr) * 2011-12-02 2014-01-31 Thales Sa Element de cadre d'un gyroscope laser comprenant un substrat comportant des ions mobiles et une electrode
FR2991767B1 (fr) * 2012-06-08 2015-06-19 Thales Sa Gyrolaser comprenant un dispositif de protection contre la corrosion
FR3004803B1 (fr) * 2013-04-19 2016-01-01 Thales Sa Gyrolaser a amorcage optimise
US10330477B2 (en) 2017-03-08 2019-06-25 Honeywell International Inc. Ring laser gyroscope with ion migration field reducer shield

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672624A (en) * 1985-08-09 1987-06-09 Honeywell Inc. Cathode-block construction for long life lasers
US5098189A (en) * 1990-03-21 1992-03-24 Litton Systems Inc. Ion-suppressed ring laser gyro frames
US5220404A (en) * 1991-12-16 1993-06-15 Martin Graham J Internal anode system for ring laser gyroscopes
US5432604A (en) * 1993-03-09 1995-07-11 Litton Systems, Inc. Ionic conduction barrier for ring laser gyroscope bodies

Also Published As

Publication number Publication date
WO1999004464A1 (en) 1999-01-28
DE69805801T2 (de) 2003-04-10
EP0998771A1 (de) 2000-05-10
US5856995A (en) 1999-01-05
DE998771T1 (de) 2001-04-05
ES2157189T1 (es) 2001-08-16
DE69805801D1 (de) 2002-07-11
EP0998771B1 (de) 2002-06-05

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20060721