×

Route guidance information generating device and method, and navigation system

  • US 7,092,819 B2
  • Filed: 10/06/2004
  • Issued: 08/15/2006
  • Est. Priority Date: 08/04/2000
  • Status: Expired due to Fees
First Claim
Patent Images

1. A route guidance information generating device comprising:

  • a display;

    a map store for storing a road network;

    an input unit for entering plural points;

    a search unit for taking in from said input unit information obtained from said map store to calculate a route between plural points;

    a route guidance element generating unit for generating route guidance elements for route guidance on the basis of the route result calculated by said search unit; and

    a route guidance information generating unit for generating route guidance information on the basis of the route guidance elements generated by said route guidance element generating unit, wherein said route guidance information generating unit generates route guidance information at plural guide points on the route between plural points as plural pieces of ordered information or information capable of fitting in one-screen display space of said display, wherein display positions of intersection names at the guide points in the route guidance information, composed of a plurality of names of intersections to pass through on the route between plural points, are brought into one-to-one correspondence with numeric key in ascending numeric order through hyperlinks.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×