Further, {TAIL ~ each} of the road side data exchange devices broadcasts the analyzed result data from {HEAD ~ its database} to all of neighboring road side data exchange devices to provide the analyzed result data to an electronic device 
Further , { TAIL ~ each } of the road side data exchange devices broadcasts the analyzed result data from { HEAD ~ its database } to all of neighboring road side data exchange devices to provide the analyzed result data to an electronic device
OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH