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Software-defined GPS receivers and distributed positioning system

  • US 20060074554A1
  • Filed: 09/28/2004
  • Published: 04/06/2006
  • Est. Priority Date: 09/28/2004
  • Status: Active Grant
First Claim
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1. A software-defined GPS receiver, comprising:

  • a down converter circuit configured to receive GPS satellite signals and to down convert the frequency of the received GPS satellite signals;

    an analog-to-digital converter circuit configured to sample and digitize the down-converted GPS satellite signals; and

    a general purpose processor configured with an operating environment architecture and application programs that process the digitized down-converted GPS satellite signals to compute navigation information, wherein the operating environment architecture is based on object-oriented methodology, and wherein the operating environment architecture is compliant with a standard open architecture framework.

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