Electromagnetic noise-immunity improving of signal transducers based on Hall sensors
Abstract
The authors consider electromagnetic noise cancellation in galvano¬magnetic magnetic field measurement devices based on Hall sensors. The paper presents the advanced microprocessor signal transducer featuring high noise-immunity, provided by two-stage signal measurement at reversed directions of Hall sensor supply current. It is shown that the use of two-stage mode at high electromagnetic interference provides the improvement of signal measurement results reproducibility up to 8 times.
Copyright (c) 2013 Hotra Z. Yu., Holyaka R. L., Ilkanych V. Yu., Marusenkova T. A., Boyko O. V.

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