An amplified RF signal is mixed down to an IF
signal using a local oscillator (depending on carrier frequency) and then band-pass-filtered and undersampled. The sample values are processed within the DSP to produce partial results. The RISC processor, tightly coupled to the DSP by a high-speed bus, integrates these results to recover the digital data stream.
Copyright
Flexible C++
Matthew Wilson
My approach to software engineering is far more pragmatic than it
is
theoretical--and no language better exemplifies this than C++.
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