said allocation unit allocates respective bandwidth to said plurality of logical channels based on {HEAD ~ the priority} given to {TAIL ~ each receiving device} 
given to
said allocation unit allocates respective bandwidth to said plurality of logical channels based on { HEAD ~ the priority } given to { TAIL ~ each receiving device }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL