Patent ID: 8386157
Filing Date: 2013-02-26
Classification: G01S,G08G

Abstract:
1. A system for collecting information on traffic conditions, the system comprising: a traffic server for receiving speed, direction and location data from a plurality of GPS enabled mobile devices operating in traffic monitored region; a plurality of GPS enabled mobile devices used to send current speed, current direction, and current location data to said server; a traffic monitoring point database coupled to said server containing a plurality of traffic monitoring points in region; and, a traffic pattern recognition software program loaded into said server used to filter valid speed, direction and location data from invalid speed and location data uploaded from said mobile devices using a filter chain process that uses a speed check step, a coarse boundary check step, a bearing check step and an accurate boundary check step, said traffic pattern recognition software program stores speed data from valid speed/location data into a Distributed Traffic Data Store database containing the traffic monitoring point associated with said speed, direction and location data from said mobile devices and disregard invalid speed, direction and location data from said mobile devices.