CPC G01R 25/04 (2013.01) [H03L 7/085 (2013.01); H03L 7/0807 (2013.01)] | 20 Claims |
1. An apparatus for generating an output signal having a waveform that is repeated every period, the apparatus comprising:
a storage configured to store values corresponding to the waveform in a portion of a period of the output signal;
a counter configured to generate a first index of a sample included in the output signal;
a controller configured to generate at least one control signal based on the first index and the period of the output signal; and
a calculation circuit configured to generate the output signal by calculating an output from the storage based on the at least one control signal.
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