Road traffic information transmitter, transmitting method, transmitting program, and road traffic information receiver, receiving method, and reception program

摘要

A road information transmitter, its method, its program and a road information receiver, its method, its program capable of reducing the data-transmission amount of road information are provided, wherein it is not necessary to have the newest database corresponding to the VICS link. The road information receiver 5 to receive the road information transmitter 3 for transmitting the road information containing traffic data showing location data for showing the position of a road, and traffic data for showing traffic condition of the road, wherein the road information transmitter 3 includes traffic data collection part 7, element coordinates records department 9, encoding part 11, modulation part 13, and transmitter 15, wherein the road information receiver 5 includes receiving part 17, demodulation part 19, decoding part 21, map coordinates data records department 23, road specification processing part 25, and traffic data-processing part 27.