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Method and system for broadcast message transmission in mobile systems

  • US 8,265,624 B2
  • Filed: 06/28/2010
  • Issued: 09/11/2012
  • Est. Priority Date: 09/24/2007
  • Status: Active Grant
First Claim
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1. A method for dynamically changing transmission parameters of messages broadcast by a vehicle via a broadcast transmission channel, the method comprising:

  • collecting vehicle information about the vehicle;

    placing the collected information in a message to be broadcast by the vehicle;

    monitoring broadcast transmission channel characteristics;

    dynamically adjusting the transmission parameters of the message including how often the message to be broadcast via the broadcast transmission channel, based on the monitored broadcast transmission channel characteristics;

    broadcasting the message by the vehicle via the broadcast transmission channel, using the adjusted transmission parameters of the message, anda first set of transmission parameters when the broadcast transmission channel is lightly loaded;

    using a second set of transmission parameters when the broadcast transmission channel is moderately loaded; and

    using a third set of transmission parameters when the broadcast transmission channel is heavily loaded.

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