GB2029631B - Laser gyroscope - Google Patents

Laser gyroscope

Info

Publication number
GB2029631B
GB2029631B GB7927466A GB7927466A GB2029631B GB 2029631 B GB2029631 B GB 2029631B GB 7927466 A GB7927466 A GB 7927466A GB 7927466 A GB7927466 A GB 7927466A GB 2029631 B GB2029631 B GB 2029631B
Authority
GB
United Kingdom
Prior art keywords
laser gyroscope
gyroscope
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.)
Expired
Application number
GB7927466A
Other versions
GB2029631A (en
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of GB2029631A publication Critical patent/GB2029631A/en
Application granted granted Critical
Publication of GB2029631B publication Critical patent/GB2029631B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/131—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/134—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
    • 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
    • G01C19/667—Ring laser gyrometers using a multioscillator ring laser

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)
  • Lasers (AREA)
  • Gyroscopes (AREA)
GB7927466A 1978-08-31 1979-08-07 Laser gyroscope Expired GB2029631B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93866978A 1978-08-31 1978-08-31

Publications (2)

Publication Number Publication Date
GB2029631A GB2029631A (en) 1980-03-19
GB2029631B true GB2029631B (en) 1982-08-25

Family

ID=25471772

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7927466A Expired GB2029631B (en) 1978-08-31 1979-08-07 Laser gyroscope

Country Status (3)

Country Link
CA (1) CA1136743A (en)
DE (1) DE2935349A1 (en)
GB (1) GB2029631B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1189600A (en) * 1980-10-17 1985-06-25 Raytheon Company Dispersion equalized ring laser gyroscope
DE3103385A1 (en) * 1981-02-02 1982-08-26 Teldix Gmbh, 6900 Heidelberg GAS LASER
EP0078540B1 (en) * 1981-11-04 1985-05-22 Kimmon Electric Co., Ltd. Laser discharge tube
DE3237658A1 (en) 1982-10-11 1984-04-12 Teldix Gmbh, 6900 Heidelberg Device for measuring rotary movements
US4656637A (en) * 1985-02-14 1987-04-07 Sundstrand Data Control, Inc. Multiple ring laser gyro power supply
US4672624A (en) * 1985-08-09 1987-06-09 Honeywell Inc. Cathode-block construction for long life lasers
DE3905549A1 (en) * 1989-02-23 1990-08-30 Marinescu Marlene Gas-discharge arrangement
FR2645261B1 (en) * 1989-03-30 1991-07-26 Salaberry Bernard De MIXING AND READING DEVICE FOR A LASER GYROMETER

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651367A (en) * 1968-06-21 1972-03-21 Hitachi Ltd Electrical discharge tube
US3588590A (en) * 1969-04-07 1971-06-28 Ibm Gas discharge plasma tube having a multiturn primary winding
FR2081080B1 (en) * 1970-03-03 1973-02-02 Thomson Csf
US3854819A (en) * 1971-03-03 1974-12-17 K Andringa Laser gyroscope

Also Published As

Publication number Publication date
CA1136743A (en) 1982-11-30
GB2029631A (en) 1980-03-19
DE2935349C2 (en) 1993-03-25
DE2935349A1 (en) 1980-03-20

Similar Documents

Publication Publication Date Title
JPS5387690A (en) Laser gyroscope
GB2028497B (en) Interferometer gyro
JPS54162988A (en) Laser
GB2105098B (en) Laser gyroscope
DE2965920D1 (en) Gas laser
JPS54154990A (en) Gas laser
GB2040074B (en) Laser beam maschining
GB2012101B (en) Laser gyroscope
GB2046905B (en) Gimbals
JPS54139392A (en) Laser gyroscope device
GB2029631B (en) Laser gyroscope
DE2966758D1 (en) Gas laser
JPS54164177A (en) Ceilometer with laser
IL57359A (en) Beam
DE2960424D1 (en) Laser gyrometer
GB2034962B (en) Lasers
GB2017394B (en) Laser gyroscope
DE2964281D1 (en) Gyroscopes
GB2028496B (en) Interferometer gyro
GB2021851B (en) Ring laser gyroscopes
JPS5630606A (en) Gyroscope
GB2032169B (en) Lasers
JPS54139393A (en) Laser gyroscope device
GB2029573B (en) Gyros
JPS52135290A (en) Laser gyro

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960807