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Antenna array apparatus and beamforming method using GPS signal for base station in mobile telecommunication system

  • US 20020147032A1
  • Filed: 08/16/2001
  • Published: 10/10/2002
  • Est. Priority Date: 08/16/2000
  • Status: Active Grant
First Claim
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1. A transmission antenna array apparatus of a base station in a mobile communication system having a mobile station that receives GPS (Global Positioning System) position information of the mobile station from satellites and outputs the GPS information representative of the absolute position of the mobile station, the apparatus comprising:

  • a position information generator for receiving the GPS position information from the mobile station and generating position information of the mobile station;

    an array signal processor for calculating a weight vector using the position information to form a transmission beam; and

    a forward processor having a transmission beamformer, for forming the transmission beam according to the weight vector in the direction of the mobile station through the transmission beamformer and outputting a transmission message to the antenna array by the transmission beam.

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