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Obtaining pseudorange information using a cellular device

  • US 9,851,448 B2
  • Filed: 07/29/2016
  • Issued: 12/26/2017
  • Est. Priority Date: 12/28/2012
  • Status: Active Grant
First Claim
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1. A mobile device comprising:

  • memory coupled with a bus;

    a Global Positioning System/Global Navigation Satellite System (GPS/GNSS) embedded receiver coupled with the bus;

    a communications system coupled with the bus; and

    one or more processors coupled with the bus, wherein the the one or more processors are configured to;

    send a message to the GPS/GNSS embedded receiver to initiate an E911 activity,receive pseudorange information provided by the E911 activity,send a second message to the GPS/GNSS embedded receiver to cancel the E911 activity before transmission of the pseudorange information external to the mobile device, anddetermine a position fix of the mobile device based on the pseudorange information.

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