Laser gyro system

Details Laser gyro system Laser gyro system

1982-06-25

1989-04-25

McGraw, Vincent P.

Optics: measuring and testing

By dispersed light spectroscopy

Utilizing a spectrometer

372 33, 372107, G01C 1964

Patent

active

048242527

ABSTRACT:
Disclosed is an improved method and apparatus for providing lock-in error reduction in ring laser angular rate sensors. Two independent feed back control systems are employed to independently alter the laser path of a ring laser angular rate sensor so as to obtain a minimum lock-in rate.

REFERENCES:
patent: 4099876 (1978-07-01), Dorsman
patent: 4113387 (1978-09-01), Shutt
patent: 4149779 (1979-04-01), Hamerdinger et al.
patent: 4152071 (1979-05-01), Podgorski
patent: 4348113 (1982-09-01), Bonfils
patent: 4383763 (1983-05-01), Hutchings et al.
patent: 4422762 (1983-12-01), Hutchings et al.

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