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Multi-beam cellular base station, mobile station and method for sending spread spectrum signal

  • US 20020177468A1
  • Filed: 04/04/2002
  • Published: 11/28/2002
  • Est. Priority Date: 04/13/2001
  • Status: Active Grant
First Claim
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1. A multi-beam cellular base station for sending a spread spectrum signal to at least one mobile station, said base station comprising:

  • first antenna for sending a common channel by a common beam that a directional pattern is formed previously;

    second antenna for sending a dedicated channel by a dedicated beam that a directional pattern is formed for each mobile station; and

    switching means for switching a sending time section of said common beam and a sending time section of said dedicated beam so that said sending time sections do not overlap within a time slot, said common beam and said dedicated beam are sent by same frequency.

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