Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Traffic analysis or control of surface vehicle
Reexamination Certificate
2011-04-19
2011-04-19
Nguyen, Kim T (Department: 3661)
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
Traffic analysis or control of surface vehicle
Reexamination Certificate
active
07930094
ABSTRACT:
The present invention discloses a method, system and computer program embarked in a vehicle, for estimating traffic conditions based on positioning information exchanged with other vehicles using wireless communication. A method in accordance with an embodiment of the invention includes: receiving positioning information repeatedly broadcast by at least one vehicle, the positioning information for each vehicle including: information related to a current location of the vehicle; and information identifying the vehicle; calculating based on at least two successive locations of a same identified vehicle, a current speed and a current direction for the vehicle; and estimating current traffic conditions based on current location, speed and direction of identified vehicles.
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Bauchot Frederic
Clement Jean-Yves
Marmigere Gerard
Secondo Pierre
Hoffman Warnick LLC
International Business Machines - Corporation
Kaschak Ronald A.
Nguyen Kim T
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