Tuned integrated optic modulator on a fiber optic gyroscope

Details Tuned integrated optic modulator on a fiber optic gyroscope Tuned integrated optic modulator on a fiber optic gyroscope

1994-11-30

1996-04-02

Turner, Samuel A.

Optics: measuring and testing

By dispersed light spectroscopy

Utilizing a spectrometer

G01C 1972

Patent

active

055045804

ABSTRACT:
A system for tuning out an error signal in high performance fiber optic gyroscopes includes a compensation network having both active and passive filters which include the necessary pole and zero to cancel out the error signal. The entire system includes a fiber optic gyroscope connected to an amplifier, signal processor, square wave detector, modulator driver and the compensation network. The compensation network is connected between the modulator driver and the phase modulator of the fiber optic gyroscope.

REFERENCES:
patent: 5268740 (1993-12-01), Grollmann
patent: 5351123 (1994-09-01), Spahlinger

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