NL6814432A - - Google Patents

Info

Publication number
NL6814432A
NL6814432A NL6814432A NL6814432A NL6814432A NL 6814432 A NL6814432 A NL 6814432A NL 6814432 A NL6814432 A NL 6814432A NL 6814432 A NL6814432 A NL 6814432A NL 6814432 A NL6814432 A NL 6814432A
Authority
NL
Netherlands
Application number
NL6814432A
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 NL6814432A publication Critical patent/NL6814432A/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
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H01S3/1396—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length by using two modes present, e.g. Zeeman splitting

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Gyroscopes (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NL6814432A 1967-10-17 1968-10-09 NL6814432A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67584767A 1967-10-17 1967-10-17

Publications (1)

Publication Number Publication Date
NL6814432A true NL6814432A (xx) 1969-04-21

Family

ID=24712196

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6814432A NL6814432A (xx) 1967-10-17 1968-10-09

Country Status (8)

Country Link
US (1) US3503005A (xx)
BE (1) BE722377A (xx)
CH (1) CH487519A (xx)
DE (1) DE1803251A1 (xx)
FR (1) FR1600447A (xx)
GB (1) GB1245282A (xx)
IL (1) IL30802A (xx)
NL (1) NL6814432A (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3744908A (en) * 1968-12-16 1973-07-10 Honeywell Inc Externally biased ring laser
US3846025A (en) * 1973-04-02 1974-11-05 S Wilber Frequency sensitive laser rotary motion sensor
DE2857877C2 (de) * 1978-05-16 1984-04-19 Litton Systems, Inc., 90210 Beverly Hills, Calif. Ring-Laser-Gyroskop mit einem Mehrfach-Schwingungs-Ring-Laser zur Erzeugung von vier Laser-Schwingungsmodi
DE2821241C2 (de) * 1978-05-16 1984-04-19 Litton Systems, Inc., 90210 Beverly Hills, Calif. Ring-Laser-Gyroskop
IL57936A (en) * 1978-10-02 1982-07-30 Litton Systems Inc Ring laser with adjustable mirrors
US4299490A (en) * 1978-12-07 1981-11-10 Mcdonnell Douglas Corporation Phase nulling optical gyro
DE3013302A1 (de) * 1980-04-05 1981-10-08 Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg Wellenleiterlaser mit frustrationselement
GB2127211B (en) * 1982-08-26 1986-10-01 British Aerospace Ring laser gyroscope
US5347360A (en) * 1982-08-27 1994-09-13 Ratheon Company Ring laser gyro
DE3239972A1 (de) * 1982-10-28 1984-05-03 Hermann Dr. 3400 Göttingen Bücher Hochspannungsentladungsgepumpter gaslaser
US4755057A (en) * 1984-10-02 1988-07-05 Litton Systems, Inc. Path length control method for ring laser gyroscope
US5309218A (en) * 1984-12-17 1994-05-03 Northrop Corporation Gas ring laser gyroscopes
US4735506A (en) * 1985-04-01 1988-04-05 Litton Systems, Inc. Phase nulling optical gyroscope
US4783169A (en) * 1985-08-09 1988-11-08 Litton Systems, Inc. Control of a ring laser gyro cavity according to a preselected model
US4801206A (en) * 1986-06-04 1989-01-31 Litton Systems, Inc. Simplified ring laser gyroscope dither control and method
US4727638A (en) * 1986-06-27 1988-03-01 Honeywell Inc. Low cost ring laser angular rate sensor
US4997282A (en) * 1986-09-19 1991-03-05 Litton Systems, Inc. Dual fiber optic gyroscope
US5080487A (en) * 1986-11-06 1992-01-14 Litton Systems, Inc. Ring laser gyroscope with geometrically induced bias
US4779985A (en) * 1986-12-22 1988-10-25 Litton Systems, Inc. Dither suspension for ring laser gyroscope and method
US4825260A (en) * 1987-02-20 1989-04-25 Litton Systems, Inc. Apparatus and method using amplification cells for ring laser gyroscope cavity length control
US4842358A (en) * 1987-02-20 1989-06-27 Litton Systems, Inc. Apparatus and method for optical signal source stabilization
US4836675A (en) * 1987-06-29 1989-06-06 Litton Systems, Inc. Apparatus and method for detecting rotation rate and direction of rotation and providing cavity length control in multioscillator ring laser gyroscopes
US4915503A (en) * 1987-09-01 1990-04-10 Litton Systems, Inc. Fiber optic gyroscope with improved bias stability and repeatability and method
US5442442A (en) * 1987-10-28 1995-08-15 Litton Systems, Inc. Ring laser gyroscope scale factor error control apparatus and method control apparatus and method
US5386288A (en) * 1987-10-28 1995-01-31 Litton Systems, Inc. Split gain multimode ring laser gyroscope and method
US5022759A (en) * 1990-03-05 1991-06-11 Allied-Signal Inc. Ring laser gyroscope arranged for maintaining ionized gas discharge transverse to the optical axis of the gyroscope
US5074664A (en) * 1991-01-11 1991-12-24 Litton Systems Inc. Computer generated cavity length control with automatic gain control for ring laser gyros
US6680961B2 (en) * 2001-08-01 2004-01-20 Binoptics, Inc. Curved waveguide ring laser

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411849A (en) * 1965-05-13 1968-11-19 Honeywell Inc Frequency stabilized laser

Also Published As

Publication number Publication date
BE722377A (xx) 1969-04-01
CH487519A (fr) 1970-03-15
GB1245282A (en) 1971-09-08
IL30802A (en) 1971-06-23
DE1803251A1 (de) 1969-06-04
FR1600447A (xx) 1970-07-27
US3503005A (en) 1970-03-24
IL30802A0 (en) 1968-12-26

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