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Method, device and system to show heading in a cellular network

  • US 20040147244A1
  • Filed: 11/04/2003
  • Published: 07/29/2004
  • Est. Priority Date: 05/04/2001
  • Status: Abandoned Application
First Claim
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1. A method for defining the direction to a desired location in a cellular network in which base stations transfer communication and form cells, and in which base stations hold connections within the cell to portable transceivers (1) provided with a display (7) and equipped with a detector (5) that indicates the direction of the earth'"'"'s magnetic field (10), and with the said method defining the transceivers location within the cellular network area characterized in that the direction to a desired location being calculated as a network service on the basis of the transceiver'"'"'s defined location in relation to the direction of the earth'"'"'s magnetic field, and this direction being sent as a message from the base station to the transceiver that, taking account of the transceiver'"'"'s direction in relation to the direction of the earth'"'"'s magnetic field and the directional information contained in the sent message, shows the direction to the desired location on the display.

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