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Multiple pass location processing

  • US 20030095069A1
  • Filed: 03/25/2002
  • Published: 05/22/2003
  • Est. Priority Date: 01/08/1999
  • Status: Active Grant
First Claim
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1. A multiple pass location processing method for use in a wireless location system (WLS) capable of locating a wireless transmitter based on a transmission received from the wireless transmitter, comprising the steps of:

  • (a) identifying the received transmission as requiring multiple pass location processing whereby the WLS produces a first, lower quality location estimate and then subsequently produces a second, higher quality location estimate;

    (b) producing the first location estimate and providing said first location estimate to a first location application; and

    (c) producing the second location estimate.

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