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