A. D. Challoner “Universal Resonator Control ASIC for Low C- SWaP INS,” IEEE/ION PLANS, California, Monterey. April 2023

D. Hayner, A. D. Challoner “A Navigation Grade, Software Defined Gyroscope & Extensions for Generic Vibratory Inertial Sensors,” IEEE Inertial Sensors Conference, Kauai, March 2023

A.D. Challoner, “MEMS Inertial Navigation Unit”, US Patent June 2020

P. W. Bond, J. D. Popp, A. D. Challoner “A Low-Cost Radiation-Hardened ASIC for Coriolis Vibratory Gyroscope Control”, American Astronautical Society, February 2020

A.D. Challoner, “Inertial Motion Tracking Device”, US Patent April 2019

A. D. Challoner, J. D. Popp, P. W. Bond, “A New IMU with a Digitally Controlled PZT CVG – Part 2”, ION Joint Navigation Conference, 2018.

A. D. Challoner, J. D. Popp, J. Beitia, “Symmetric piezoelectric CVG with digital control electronics”, IEEE Inertial Sensors Conference, 2018.

A. D. Challoner, J. D. Popp, P. W. Bond, J. Beitia, K. Li, “A New IMU with a Digitally Controlled PZT CVG”, IEEE/ION PLANS 2018.

A. D. Challoner, J. Popp, P. W. Bond, “A Universal Electronics Approach for Rate Integrating Gyroscopes”, IEEE Inertial Sensors Conference, 2017.

P. Taheri-Tehrani, A. Challoner, et. al., “A New Electronic Feedback Compensation Method for Rate Integrating Gyroscopes”, IEEE Inertial Sensors Conference, 2017

R. L. Kubena, R. J. Joyce, A. D. Challoner, “Correlation of Frequency, Temperature, and Bias Stability of a Si Ring Gyro”, in IEEE Inertial Sensors 2016, Laguna Beach, Feb 23, 2016.

A.D. Challoner, “Inertial Wave Angle Gyroscope”, U.S. Patent 2016

A. D. Challoner, H. H. Ge, and J. Y. Liu, “Boeing disc resonator gyroscope” in 2014 IEEE/ION Position Location and Navigation Symposium, PLAN2014, May 5, 2014 – May 8, 2014, Monterey CA United States, 2014, pp. 504-514