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Localization of a wireless communication device

  • US 8,958,816 B2
  • Filed: 11/09/2011
  • Issued: 02/17/2015
  • Est. Priority Date: 12/02/2010
  • Status: Expired due to Fees
First Claim
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1. A method for improving the localization of a wireless communication device within an area covered by a transceiver infrastructure that is controlled by a control unit, the method comprising:

  • triggering the wireless communication device to emit a positioning signal;

    selecting a further wireless communication device from multiple wireless communication devices that receive positioning signals from other wireless communication devices and that report a list of other wireless communication devices from which a positioning signal has been received to at least one transceiver, the selecting based on their respective lists of other wireless communication devices;

    activating the further wireless communication device;

    receiving the positioning signal from the wireless communication device, the receiving by the further wireless communication device at a known position within the area covered by the transceiver infrastructure, the transceiver infrastructure comprising at least three transceivers that are connected to the control unit;

    transmitting a forwarding positioning signal from the further wireless communication device to at least one of the transceivers; and

    determining, by the control unit, a location of the wireless communication device responsive to the forwarding positioning signal.

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