In each instance, {HEAD ~ communication} and {TAIL ~ power provisioning} is implemented using magnetic inductive coupling 
In each instance , { HEAD ~ communication } and { TAIL ~ power provisioning } is implemented using magnetic inductive coupling
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH