Jitter is a type of timing error between the expected or ideal timing of a signal and the actual timing of {TAIL ~ a signal} in which {HEAD ~ the characteristics} of the timing error change with time 
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Jitter is a type of timing error between the expected or ideal timing of a signal and the actual timing of { TAIL ~ a signal } in which { HEAD ~ the characteristics } of the timing error change with time
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH