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Extended range concentric cell base station

  • US 6,363,261 B1
  • Filed: 08/31/1998
  • Issued: 03/26/2002
  • Est. Priority Date: 08/31/1998
  • Status: Expired due to Term
First Claim
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1. A method for detecting a mobile-telephone signal comprising the steps of:

  • transmitting a base station signal at a first frame boundary;

    searching at the base station for a mobile-telephone signal using a first search window beginning at a second frame boundary and ending at a time p1 after the second frame boundary, wherein p1 represents a time interval corresponding to a bit limitation for a first correlator; and

    searching at the base station for the mobile-telephone signal using a second search window beginning after the second frame boundary but no later than the time p1 after the second frame boundary and ending at a time p2 after the second search window began, wherein p2 represents a time interval corresponding to a bit limitation for a second correlator.

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