Patent ID: 9574887
Date: 2017-02-21
CPC Classifications: G01C,G06Q,G08G

Claim:
1. A method of, at a server, determining whether re-calculation of a route for a trip from a terminal to a destination is required using traffic information, the method comprising: receiving a current location of the terminal from the terminal when the terminal moves from a previously reported location by a specific distance; acquiring a current location of a third party when the destination is a location of the third party defined by an identifier (ID) of the third party; and determining whether re-calculation of the route is required according to a condition based on the acquired current location of the third party, wherein the condition includes: when the third party does not move from the previously reported location more than a predetermined distance or more and a distance between the current location of the terminal and the current location of the third party is less than a threshold value, and wherein, if the condition is satisfied, a determination is made that re-calculation of the route is required.