{HEAD ~ The apparatus} 16, wherein the DSP is further configured to process the complex symbol streams using the converged FAA according to at least one of a source separation function, {TAIL ~ an equalization function} and a timing phase function to provide decomposed PDM signals 
{ HEAD ~ The apparatus } 16 , wherein the DSP is further configured to process the complex symbol streams using the converged FAA according to at least one of a source separation function , { TAIL ~ an equalization function } and a timing phase function to provide decomposed PDM signals
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