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POSITIONING NETWORK AVAILABILITY AND RELIABILITY BASED ROUTING

  • US 20140100781A1
  • Filed: 12/10/2013
  • Published: 04/10/2014
  • Est. Priority Date: 09/07/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • determining, at a navigation device, a plurality of routes between a source location and a destination location;

    for each of the plurality of routes, determining a reliability rating of the route based, at least in part, on whether a threshold number of navigation satellites are available along the route;

    comparing the reliability ratings of the plurality of routes to identify a first route with a preferred reliability rating; and

    presenting the first route with the preferred reliability rating at the navigation device.

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