CPC H04L 7/0016 (2013.01) [H03L 7/091 (2013.01); H04L 7/0054 (2013.01); H04L 7/0079 (2013.01)] | 19 Claims |
1. A clock and data recovery device comprising:
circuitry comprising:
an input unit through which data is inputted;
a clock input unit through which a clock is inputted;
a sampling processor configured to sample the inputted data by using the inputted clock;
a controller configured to combine results of sampling at a plurality of sampling points, to determine a state of the clock based on the combined results, and to generate a control value for controlling the clock; and
an adjustment processor configured to adjust the clock used by the sampling processor, based on the control value generated by the controller.
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