Patents Assigned to Palo Alto Reserach Center Inc.
  • Patent number: 6985089
    Abstract: A method is provided for vehicle to vehicle communication among vehicles having wireless communication links. Upon receiving notification of a sudden change in vehicle behavior, a vehicle broadcasts a priority message to surrounding vehicles within a transmission range. If an emergency event has occurred, a repeat cycle is defined for re-broadcasting the message, and a maximum number of initial repetitions for the message is specified. The message is transmitted repeatedly by a leader vehicle, with a pause between each transmission, until the maximum number of repetitions has been reached.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: January 10, 2006
    Assignee: Palo Alto Reserach Center Inc.
    Inventors: Jie Liu, Xue Yang, Feng Zhao