METHOD AND SYSTEM FOR ADAPTIVELY OBTAINING BANDWIDTH ALLOCATION REQUESTS

  • US 20120026873A1
  • Filed: 10/11/2011
  • Published: 02/02/2012
  • Est. Priority Date: 05/21/1999
  • Status: Active Grant
First Claim
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1. A method for dynamically allocating UL bandwidth in a base station for a broadband wireless communication system where the base station exchanges uplink (UL) and downlink (DL) traffic with one or more remote units over a shared link, the method comprising:

  • maintaining at the base station a DL map and a UL map with a current DL bandwidth allocations and UL bandwidth allocations and periodically transmitting the maps to said remote units;

    identifying within the UL traffic received from a remote unit, a bandwidth request specifying a requested amount of UL bandwidth;

    based on said specified requested amount of UL bandwidth and on UL bandwidth available for sharing on said shared link, allocating an UL bandwidth grant to said remote unit; and

    updating said UL map based upon said UL bandwidth grant.

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