{TAIL ~ The signal profile} 38, which is shown as {HEAD ~ a dashed line}, relates to the situation where the amplitudes of the in phase signal 16 and of the quadrature signal 17 are constant—this is the situation corresponding to the prior art 
{ TAIL ~ The signal profile } 38 , which is shown as { HEAD ~ a dashed line } , relates to the situation where the amplitudes of the in phase signal 16 and of the quadrature signal 17 are constant — this is the situation corresponding to the prior art
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH