wherein the first time difference is between rising edges of the first component of the distributed differential signal and {HEAD ~ a second component} of {TAIL ~ a phase shifted signal}, and 
wherein the first time difference is between rising edges of the first component of the distributed differential signal and { HEAD ~ a second component } of { TAIL ~ a phase shifted signal } , and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH