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Distributed system and method for detecting traffic patterns

  • US 6,282,486 B1
  • Filed: 04/03/2000
  • Issued: 08/28/2001
  • Est. Priority Date: 04/03/2000
  • Status: Expired due to Fees
First Claim
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1. A method for processing traffic pattern information in a computer system disposed on a first vehicle, comprising:

  • determining a first position for the first vehicle in a road segment at a first time;

    determining a second position for the first vehicle in a road segment at a second time;

    determining an elapsed time by comparing the first time and the second time; and

    determining whether a congested traffic condition exists for the road segment according to the elapsed time;

    if a congested traffic condition exists, storing congested traffic condition information to a first hand history data structure; and

    determining whether the information contained in the first hand history data structure should be broadcast, the determination, comprising determining whether information about the road segment has been verified.

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