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Packet exchange arbitration for coexisting radios

  • US 8,472,427 B1
  • Filed: 03/25/2010
  • Issued: 06/25/2013
  • Est. Priority Date: 04/06/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, at an arbiter, a first request from a first radio module for access to an antenna, the arbiter configured to arbitrate access to the antenna between the first radio module and a second radio module, the first request having a first priority level;

    granting the first request of the first radio module for access to the antenna effective to enable the first radio module to communicate a packet via the antenna as part of a packet exchange, the packet exchange comprising a plurality of packets, the first radio module configured to maintain the first request to the arbiter until all of the plurality of packets of the packet exchange have been communicated; and

    ceasing to grant the first request of the first radio module for access to the antenna responsive to the second radio module initiating a second request to the arbiter that has a second priority level that is higher than the first priority level of the first request.

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