AUDIO JACK COUPLED SECURE MAGNETIC CARD READER
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United States of America Patent
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Issued Date -
Apr 11, 2013
app pub date -
Oct 10, 2011
filing date -
Oct 10, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Audio jack coupled secure magnetic card readers in accordance with embodiments of the invention are described. One embodiment includes reading data from at least one track of data encoded on a magnetic stripe using a magnetic read head, encrypting the data using an encryption circuit, encoding the encrypted data into a transmission format using an encoder, passing the encoded data through an anti-aliasing filter to generate a data signal, and transmitting the data signal. on the microphone channel of an audio jack.
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