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Transformation of positioning reporting formats

  • US 20100109952A1
  • Filed: 04/11/2007
  • Published: 05/06/2010
  • Est. Priority Date: 04/11/2007
  • Status: Active Grant
First Claim
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1. A method carried out by a unit integrated in or attached to a positioning node of a wireless communication system, the method comprising the steps ofreceiving from said positioning node positioning information data of a user equipment according to a first reporting format including at least an area shape information and a first confidence value;

  • transforming said positioning information data of said user equipment to a second reporting format with different area shape and a second, predefined, target confidence value;

    sending said positioning information data according to the second reporting format to a requesting unit, andtransforming said positioning information data includingderiving an approximation of the shape-defining parameters for the second reporting format to minimize a criterion function including the predefined target confidence value, anddetermining the deviation of the confidence value for the approximated shape from the target confidence value.

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