Patents

Listed below are some of our US patents.

	7,801,694 B1	Gyroscope With Temperature Compensation
	7,411,465 B2	AGC Circuit for the Reduction of Harmonics in the Drive Signal
	6,845,667 B1	High Q Angular Rate Sensing Gyroscope
	6,550,329 B2	High Q Angular Rate Sensing Gyroscope
	6,272,925 B1	High Q Angular Rate Sensing Gyroscope
	5,802,728	Liquid Level and Angle Detector
	5,440,817	Vertical Reference and Attitude System
	5,430,342	Single Bar Type Vibrating Element Angular Rate Sensor System
	5,329,269	Single Core Triaxial Flux-gate Magnetometer
	5,272,922	Vibrating Element Angular Rate Sensor System and North Seeking Gyroscope
	5,270,648	Single Core Triaxial Flux-gate Magnetometer
	4,674,331	Angular Rate Sensor
	4,628,734	Angular Rate Sensor Apparatus
	4,578,650	Resonance Drive Oscillator Circuit
	4,511,848	Synchronous AM Demodulator With Quadrature Signal Cancellation
	4,479,098	Circuit for Tracking and Maintaining Drive of Actuator/Mass at Resonance

Reports

	Magnetometer Installation Guide
	This informational guide is written to help users of fluxgate magnetometer equipped Watson sensors to find a suitable mounting location.
	Bank Error Graph
	See why you need velocity input for your Attitude and Heading Reference System (AHRS). Bank errors can accumulate rapidly during turns if left uncompensated.
	Attitude and Heading Reference System Report

Papers & Presentations

Vibratory Gyro Skewed Pick-off and Driver Geometry Location & Navigation Symposium, Indian Wells, CA, USA, 2010

Vibratory Gyro Skewed Driver and Pick-off Geometry Anniversary Workshop on Solid-State Gyroscopy, Yalta, Ukraine, 2008

Improved Vibratory Gyro Pick-off and Driver Technology Symposium Gyro Technology, Stuttgart, Germany, 2006

Coriolis Gyro Configuration Effects on Noise and Drift Performance Symposium Gyro Technology, Stuttgart, Germany, 2002

Vibrating Structure Gyro Performance Improvements Symposium Gyro Technology, Stuttgart Germany, 2000

Systems for Angle Measurement: A Study in Geometry Sensors Expo, 1995

Solid State Sensor System for RPV Instrumentation and Control RPVs - Eleventh International Conference, Bristol, United Kingdom, 1994

Improved North Seeking Gyro IEEE Position Location and Navigation Symposium, No. 0-7803-0468-3/92, pp. 121-125, 1992

Vibrating Element Angular Rate Sensor for Precision Applications IEEE Position Location and Navigation Symposium, No. 90CH2811-8, pp. 17-20, 1990

Solid State Rate Sensor Technology and Applications SAE Business Aircraft Meeting & Exposition, No. 830727, 1983