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Wireless communication system having hand-off based upon relative pilot signal strengths

  • US 6,038,448 A
  • Filed: 07/23/1997
  • Issued: 03/14/2000
  • Est. Priority Date: 07/23/1997
  • Status: Expired due to Term
First Claim
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1. A wireless communication system that facilitates wireless communication with a mobile unit operating within a respective service area, the wireless communication system comprising:

  • a mobile switching center;

    a plurality of base stations, each base station coupled to the mobile switching center, each base station providing wireless communication and each base station providing a pilot signal that may be received by the wireless mobile unit;

    the mobile unit receiving a plurality of pilot signals from the plurality of base stations and measuring the strength of the received pilot signals, the received pilot signals including a strongest pilot signal and at least one weaker pilot signal;

    the mobile unit wirelessly connected to at least one of the base stations; and

    a determination of whether to be connected to a particular base station corresponding to a weaker pilot signal based upon the difference in strength between the strongest pilot signal and the corresponding weaker pilot signal.

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