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Determining neighbour lists

  • US 20040166876A1
  • Filed: 12/12/2003
  • Published: 08/26/2004
  • Est. Priority Date: 12/31/2002
  • Status: Active Grant
First Claim
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1. A method of compiling a list of usable neighbour location measurement units in a mobile communications network comprising a plurality of transmitters with a plurality of location measurement units, the method comprising:

  • (a) receiving a signal from one of said transmitters at each of a set of said location measurement units and time stamping the signal with the arrival time at each location measurement unit;

    (b) determining from the arrival time at each location measurement unit and its distance from the transmitting transmitter the transmission time;

    (c) comparing the transmission times determined for each of the location measurement units and placing on the list only those location measurement units whose transmission times fall in a predetermined range of one another.

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