Generating a maneuver at the intersection through a turn lane

  • US 5,902,350 A
  • Filed: 10/30/1996
  • Issued: 05/11/1999
  • Est. Priority Date: 10/30/1996
  • Status: Expired due to Term
First Claim
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1. In a vehicle navigation system, a method for providing maneuver guidance for an intersection comprising:

  • a) retrieving information corresponding to the intersection from a map database;

    b) determining from the information whether the intersection includes a turn lane;

    c) where the intersection includes a turn lane reducing the information for generation of a simplified maneuver indication representing both the intersection and the turn lane; and

    d) generating the simplified maneuver indication.

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