The present invention is directed to communication devices, and more particularly to communication devices capable of dynamically allocating {HEAD ~ spectrum} for transmitting {TAIL ~ data} 
The present invention is directed to communication devices , and more particularly to communication devices capable of dynamically allocating { HEAD ~ spectrum } for transmitting { TAIL ~ data }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL