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Navigation point locating system

  • US 4,674,051 A
  • Filed: 05/21/1985
  • Issued: 06/16/1987
  • Est. Priority Date: 05/21/1985
  • Status: Expired due to Fees
First Claim
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1. A system for automatically determining the closest navigation point to a vehicle and the parameters thereof comprising:

  • means defining a matrix of geographic areas, each geographic area of the matrix having associated therewith an identifier representing the closest navigation point to said area, said matrix defining means being responsive to signals representative of the geographic position of the vehicle for retrieving the identifier associated with the geographic area in which the vehicle is located and providing a signal representative of said identifier; and

    means having stored therein data defining predetermined parameters of a plurality of navigation points, each of said navigation points being identified by one of said identifiers, said storing means being responsive to the identifier representative signal received from said matrix defining means for retrieving the parameters of the navigation point identified by a particular identifier and providing a signal representative of said parameters.

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