Method And System For Producing Passage Velocities For Link Sections

Receiving vehicle driving information including a position of the vehicle from the vehicle; Performing a map matching to calculate, on the road link to the position set in the map corresponding to the vehicle position information from the received vehicle position information; Calculating a travel time of the vehicle with respect to the link section; And the link traveling speed calculating section comprises the step of calculating the traveling speed of the vehicle with respect to the link sections is disclosed. The process according to the invention can be used effectively and useful because it accurately reflect the actual traffic situation, it is also economical to reduce the communication cost because also be performed by using a small amount of data transfer.