Auto-determining sampling frequency method and device thereof
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United States of America Patent
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Feb 24, 2015
Grant Date -
Nov 20, 2014
app pub date -
Oct 31, 2013
filing date -
May 20, 2013
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Abstract
The present disclosure provides an auto-determining sampling frequency method. The method is for determining sampling frequency for an input signal of a single wire transmission interface. Each frame of the input signal includes a preamble and binary data presented in a plurality of bits. The method includes utilizing an internal sampling clock to acquire a plurality of period widths of the preamble and the binary data in the input signal and determining range of the sampling frequency according to the detected period widths of the preamble and the binary data.
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