MULTIPLE SENSOR DETECTOR SYSTEMS AND DETECTION METHODS OF MAGNETIC CARDS AND DEVICES
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United States of America Patent
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Mar 17, 2015
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Oct 29, 2012
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A powered card may include a plurality of types of sensors used to detect a read-head of a card reader. Detection of a read-head may include comparing characteristics of a detection event to characteristics of an expected detection event and/or a sequence of expected detection events. An inductive read-head sensor may include a coil of a dynamic magnetic stripe communication device.
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