CPC H04B 1/0025 (2013.01) [H04B 1/001 (2013.01); H04B 1/0042 (2013.01)] | 20 Claims |
1. A system comprising:
a first-stage up-sampler having a first-stage up-sampling factor M;
a digital-to-analog converter (DAC) response compensator coupled to an output of the first-stage up-sampler;
a second-stage up-sampler coupled to an output of the DAC response compensator and having a second-stage up-sampling factor N/M, wherein N and M are positive integers;
a digital up-conversion mixer coupled to an output of the second-stage up-sampler; and
an RF sampling DAC coupled to an output of the digital up-conversion mixer the RF sampling DAC generating an analog output signal.
|