NL6918782A - - Google Patents

Info

Publication number
NL6918782A
NL6918782A NL6918782A NL6918782A NL6918782A NL 6918782 A NL6918782 A NL 6918782A NL 6918782 A NL6918782 A NL 6918782A NL 6918782 A NL6918782 A NL 6918782A NL 6918782 A NL6918782 A NL 6918782A
Authority
NL
Netherlands
Application number
NL6918782A
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 filed Critical
Publication of NL6918782A publication Critical patent/NL6918782A/xx

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
    • H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating 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
    • G01C19/68—Lock-in prevention
    • 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)
  • Lasers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Gyroscopes (AREA)
NL6918782A 1968-12-16 1969-12-15 NL6918782A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78408668A 1968-12-16 1968-12-16

Publications (1)

Publication Number Publication Date
NL6918782A true NL6918782A (xx) 1970-06-18

Family

ID=25131306

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6918782A NL6918782A (xx) 1968-12-16 1969-12-15

Country Status (7)

Country Link
US (1) US3744908A (xx)
CH (1) CH499781A (xx)
DE (1) DE1962137C3 (xx)
FR (1) FR2026213A5 (xx)
GB (1) GB1266360A (xx)
NL (1) NL6918782A (xx)
SE (1) SE354723B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325033A (en) * 1979-07-02 1982-04-13 Rockwell International Corporation Pneumatically dithered laser gyro
CA1189600A (en) * 1980-10-17 1985-06-25 Raytheon Company Dispersion equalized ring laser gyroscope
US5371590A (en) * 1982-08-27 1994-12-06 Raytheon Company Ring laser gyro
US5347360A (en) * 1982-08-27 1994-09-13 Ratheon Company Ring laser gyro
US4616930A (en) * 1983-04-20 1986-10-14 Litton Systems, Inc. Optically biased twin ring laser gyroscope
US7668420B2 (en) * 2007-07-26 2010-02-23 Hewlett-Packard Development Company, L.P. Optical waveguide ring resonator with an intracavity active element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373650A (en) * 1965-04-02 1968-03-19 Honeywell Inc Laser angular rate sensor
US3466121A (en) * 1965-09-28 1969-09-09 Bell Telephone Labor Inc Nonreciprocal optical devices
US3503005A (en) * 1967-10-17 1970-03-24 Honeywell Inc Ring laser which is biased to permit two equal intensity transition frequencies to be generated in opposite directions

Also Published As

Publication number Publication date
GB1266360A (xx) 1972-03-08
US3744908A (en) 1973-07-10
SE354723B (xx) 1973-03-19
FR2026213A5 (xx) 1970-09-18
DE1962137A1 (de) 1970-07-02
CH499781A (de) 1970-11-30
DE1962137C3 (de) 1978-06-29
DE1962137B2 (de) 1977-11-03

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