Marie Curie, Sensors

Prof. W. G. Hurley, Prof. Pavel Ripka

Research objectives: Decrease of perming, crossfield effects and increasing offset stability of magnetic sensors by improved excitation. Elaboration of the theoretical description and mathematical model of the tuned fluxgate sensor excitation circuits. Circuits and techniques for excitation of the integrated fluxgates and flipping of magnetoresistors. Analysis of the performance of sophisticated output signal processing methods.

Start date: 1st of January 2001. This project has been completed.

Project Publications

Patent
M. Duffy, W. G. Hurley, P. Ripka, S. C. Tang, "Excitation Circuit for a Fluxgate Sensor", NAT101/C/US, Patent No 6,867,587, March 2005.

Journal
W. G. Hurley, P. Ripka, "Excitation Efficiency of Fluxgate Sensors", Sensors and Actuators A: Physical, vol. 129, no. 1, pp. 75-79 (Also Proceedings of the 5th European Magnetic Sensors and Actuators Conference, EMSA 2004, Cardiff, Paper no. MO-6, pp. 1-9, July 2004), May 2006.
P. Ripka, J. Kubik, M. Duffy, W. G. Hurley, S. O'Reilly, "Current Sensor in PCB Technology", IEEE Sensors Journal, vol. 5 no. 3, pp. 433-438, June 2005.
S.C. Tang, M. Duffy, P. Ripka, W. G. Hurley, "Excitation Circuit for Fluxgate Sensor Using Saturable Inductor", Sensors and Actuators A:Physical, vol. 113, no. 2, pp. 156-165, July 2004.

Conference
P. Ripka, W. G. Hurley, "Switching-Mode Fluxgate", 12th International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers'03, Boston, MA, vol. 2, pp. 1283-1288, June 2003.
 

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