receiving a digital differential signal having a first rate, {HEAD ~ the digital differential signal} comprising {TAIL ~ a first component} and a second component 
comprising
receiving a digital differential signal having a first rate , { HEAD ~ the digital differential signal } comprising { TAIL ~ a first component } and a second component
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH