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Method of performing frequency conversion and associated frequency converter

Image Number 2 for United States Patent #7822402.

A method of performing frequency conversion and associated frequency converter are provided. The method includes: receiving an input signal and a plurality of periodic ternary signals of the same frequency but different timings; generating a plurality of conversion signals using a plurality of conversion paths in response to the input signal and states of said periodic ternary signals; and summing the conversion signals to generate an output signal.

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