For example, embodiments of the present invention may be implemented in any communication system in which {HEAD ~ electronic information} is transmitted in {TAIL ~ packets} 
is transmitted in
For example , embodiments of the present invention may be implemented in any communication system in which { HEAD ~ electronic information } is transmitted in { TAIL ~ packets }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL