The inventive carrier recovery means comprises {TAIL ~ at least first and second phase error detecting means} in which the first phase error detecting means generates a robust phase error signal based on {HEAD ~ a digital input signal} 
The inventive carrier recovery means comprises { TAIL ~ at least first and second phase error detecting means } in which the first phase error detecting means generates a robust phase error signal based on { HEAD ~ a digital input signal }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD