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Method and apparatus for performing beam searching in a radio communication system

  • US 6,694,154 B1
  • Filed: 11/17/1997
  • Issued: 02/17/2004
  • Est. Priority Date: 11/17/1997
  • Status: Expired due to Term
First Claim
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1. A radio communication base station for communication with at least one mobile terminal, said base station comprising:

  • a directional antenna for generating plural beams at plural respective fixed orientations;

    an evaluator for comparing a signal obtained from said at least one beam with respect to measurement criteria, and, on the basis of said comparison, for indicating whether said signal is suitable for decoding; and

    a decoder for receiving said signal suitable for decoding, as determined by said evaluator, and for decoding the suitable signal;

    said evaluator further operative to reassess a beam that was determined to be unsuitable for decoding to determine whether said unsuitable beam has subsequently become suitable for decoding.

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