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Positioning method and apparatus

  • US 8,626,183 B2
  • Filed: 11/26/2004
  • Issued: 01/07/2014
  • Est. Priority Date: 11/29/2003
  • Status: Expired due to Fees
First Claim
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1. A positioning method for a radio system, the method comprising:

  • receiving signals at a unit of the system;

    applying at least one test on the received signals prior to processing the signals;

    wherein applying the test comprises determining whether a signal level of the received signal is above a threshold value;

    in accordance with the applied test, selecting one of;

    a correlation processing operation and a leading edge processing operation; and

    performing the selected one of the correlation processing operation and the leading edge processing operation,wherein applying the test further includes;

    in response to the level of the received signal being below the threshold value, selecting the correlation processing operation.

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