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Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation

  • US 8,130,770 B2
  • Filed: 10/01/2007
  • Issued: 03/06/2012
  • Est. Priority Date: 07/05/2001
  • Status: Active Grant
First Claim
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1. A method for reducing interference between overlapping first and second wireless cells in a medium, each wireless cell including a respective plurality of member stations and an overlapped station occupying both wireless cells, comprising:

  • assigning an inter-cell contention-free period having a value to a first member station in the first wireless cell, associated with an accessing order in the medium for member stations in the first and second wireless cells;

    transmitting by the first member station in the first wireless cell, a beacon packet containing the value;

    receiving the beacon packet at the overlapped station and forwarding the value to the member stations in the second wireless cell; and

    delaying transmissions by the member stations in the second wireless cell until after the inter-cell contention-free period.

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