This allows the devices of different characteristics to use {HEAD ~ the bus line} to be suitable for {TAIL ~ their characteristics}, thereby improving throughput of the bus arbitration 
to be suitable for
This allows the devices of different characteristics to use { HEAD ~ the bus line } to be suitable for { TAIL ~ their characteristics } , thereby improving throughput of the bus arbitration
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH