Patent ID: 6992598

Claim:
A computer-assisted method of navigating roads in an area, the method comprising: obtaining traffic control device information for the area: receiving a request for a travel route between a first point and a second point within the area; identifying a plurality of travel routes between the first and the second points, wherein each travel route of the plurality of travel routes is identified using the traffic control device information; selecting a first route from the plurality of travel routes; and providing directions for travel between the first point and the second point along the first route; wherein: selecting a first route comprises choosing the first route so that travel time along the first route is shorter than travel time along any other travel route of the plurality of travel routes; obtaining traffic control device information comprises obtaining green time on schedule for one or more traffic lights at one or more intersections in the area; and choosing comprises estimating time of arrival at at least one intersection of the one or more intersections, and using on time schedule of traffic light of the at least one intersection to determine an amount of time from the estimated time of arrival until traffic light of the at least one intersection turns green.