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Method and apparatus for implementing a GPS receiver on a single integrated circuit

  • US 7,463,893 B1
  • Filed: 09/24/2001
  • Issued: 12/09/2008
  • Est. Priority Date: 09/22/2000
  • Status: Expired due to Term
First Claim
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1. A method of controlling an integrated circuit in a Global Positioning System (“

  • GPS”

    ), said integrated circuit comprising at least one radio receiver section, at least one data memory section, and at least one digital signal processing section, comprising;

    a) switching the digital signal processing section into a low noise mode in response to a predetermined timing function whereby the digital signal processing section operates in the low noise mode for a predetermined fixed time interval;

    b) collecting data with the radio receiver section and storing the data into the data memory section;

    c) switching the digital signal processing section into a processing mode in response to expiration of the predetermined fixed time interval; and

    d) processing the data collected in the data memory section using the digital signal processing section.

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