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