×

Dual map system for navigation and wireless communication

  • US 6,871,139 B2
  • Filed: 08/10/2001
  • Issued: 03/22/2005
  • Est. Priority Date: 10/15/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A wireless mobile communications method, comprising the steps of:

  • identifying a starting point and one or more destination locations in a geographic area;

    determining at least one route in said geographic area from said stating point to said one or more destination locations along which a wireless mobile communications device can be transported, and where a signal quality along said at least one route meets a threshold value, said determining step utilizing a map which comprises empirically collected information pertaining to wireless communications in at least a portion of said geographic area; and

    selecting a route with a best signal quality from amongst a plurality of routes determined in said determining step.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×