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Mobile radio terminal and related method and system

  • US 20020052208A1
  • Filed: 09/24/2001
  • Published: 05/02/2002
  • Est. Priority Date: 09/23/2000
  • Status: Active Grant
First Claim
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1. A method of determining the position of a mobile radio terminal arranged for communication with a plurality of base stations and including the steps of employing a Time Of Arrival calculation in combination with a Time Difference Of Arrival calculation, characterised by performing the combined Time of Arrival and Time Difference Of Arrival calculations on signals transmitted in a downlink communication channel from the base stations to the mobile radio terminal.

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