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Position determination of mobile stations

  • US 20050113117A1
  • Filed: 09/30/2004
  • Published: 05/26/2005
  • Est. Priority Date: 10/02/2003
  • Status: Active Grant
First Claim
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1. Method for position determination of a mobile station in a mobile communications network, comprising the steps of:

  • transmitting control signals in the mobile communications network, the control signals comprising base station identification data, at least one of the control signals comprising virtual base station identification data;

    the mobile station being unable to connect to the mobile communications network using a virtual cell associated with the virtual base station identification data;

    the base station identification data being associated with a transmission location of the control signal comprising the base station identification data;

    receiving transmitted control signals in the mobile station; and

    determining an estimation of a position of the mobile station based on characteristics of the received control signals and the base station identification data, whereby the step of determining being performed at least based on the transmission location associated with the virtual base station identification data.

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