FIBER OPTIC GYROSCOPE MODULATION AMPLITUDE CONTROL
Assignee
HONEYWELL INC.
Filed
Apr 12, 1991
Granted
Jan 24, 1995
Location
SCOTTSDALE AZ US
Abstract
An amplitude reset controller for a resonator fiber optic gyroscope using a feedback loop and modulation to control amplitudes of a serrodyne waveform provided by a serrodyne signal generator at an operation frequency depending on resonance conditions in the resonator. The controller with a single serrodyne signal generator switches between such control at greater rotation rates and the removal of such control at smaller rotation rates, using instead a reference command. Also, a blanking operation mode can be additionally used to eliminate signals controlling the controlled frequency adjustment signal generator operation frequency during phase resets in its output serrodyne signal.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Sep 13, 1991
Rescinded
Nov 3, 1993
Duration
2 years, 1 month
Inventor
- 1GLEN A. SANDERS
Record Details
- Patent number
- US 5384637
- Application
- 07684721
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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