Patents by Inventor Duane Snell

Duane Snell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Map database having vectors for determining destinations, and vector determination method
    Patent number: 8655590
    Abstract: A method, database, memory computer readable medium and navigation device are disclosed. In at least one embodiment, the method includes projecting a plurality of known address points onto an address segment vector of a source map database, to create projection points; interpolating locations for addresses of the address points, to create corresponding interpolation points; and segmenting the address segment vector into a plurality of address sub-segment vectors, upon a distance between a projection point and a corresponding interpolation point exceeding a threshold distance.
    Type: Grant
    Filed: December 10, 2008
    Date of Patent: February 18, 2014
    Assignee: TomTom North America, Inc.
    Inventors: Michael Geilich, Duane Snell
  • MAP DATABASE HAVING VECTORS FOR DETERMINING DESTINATIONS, AND VECTOR DETERMINATION METHOD
    Publication number: 20110160995
    Abstract: A method, database, memory computer readable medium and navigation device are disclosed. In at least one embodiment, the method includes projecting a plurality of known address points onto an address segment vector of a source map database, to create projection points; interpolating locations for addresses of the address points, to create corresponding interpolation points; and segmenting the address segment vector into a plurality of address sub-segment vectors, upon a distance between a projection point and a corresponding interpolation point exceeding a threshold distance.
    Type: Application
    Filed: December 10, 2008
    Publication date: June 30, 2011
    Inventors: Michael Geilich, Duane Snell