Phase-shift keying demodulators and smart cards including the same
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United States of America Patent
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May 20, 2014
Grant Date -
Aug 16, 2012
app pub date -
Sep 23, 2011
filing date -
Feb 15, 2011
priority date (Note) -
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Abstract
A phase-shift keying (PSK) demodulator and a smart card including the same are disclosed. The PSK demodulator includes a delay circuit and a sampling circuit. The delay circuit generates a plurality of clock signals by delaying the input signal. The sampling circuit samples the input signal in response to the clock signals, and generates output data.
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