U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

US Patent Application 20050075112 - Method and device for localising packet data service-capable radio stations in a communication system

Application 20050075112 Filed on January 17, 2002. Published on April 7, 2005

Inventors

US Classes

342/457, Land vehicle location (e.g., bus, police car375/132Frequency hopping

Attorney, Agent or Firm

Foreign Documents

  • 01102979.0 EP 02/08/2001
  • 101-05-678.8 DE 02/08/2001

International Class

07 H04K001/00 H04B001/69


Abstract text


Mobile stations communicate with a network station in a radio cell of a network via at least one radio interface. Localization of the position of the stations is carried out by the network either periodically or according to demand. To enable fast provision of localized information, the actual locations and experienced radio conditions of the stations are stored by the network. The packet data service enabled stations can be used advantageously for other methods known for other purposes, e.g. for determining received field intensity or interference level, for carrying out cell change or for activating a polling request.

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