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Multi-radio wireless communication device and method for coordinating communications between potentially interfering radios

  • US 7,725,118 B2
  • Filed: 08/22/2007
  • Issued: 05/25/2010
  • Est. Priority Date: 08/22/2007
  • Status: Expired due to Fees
First Claim
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1. A method for communicating using a multi-radio wireless communication device having a Worldwide Interoperability for Microwave Access (WiMax) radio module and a Bluetooth (BT) radio module, the method comprising:

  • asserting a WiMax active signal by a coexist controller of the WiMax radio module during receipt of a downlink subframe;

    aligning, by the BT radio module, a BT slot boundary of either master-to-slave or slave-to-master slot based on timing information conveyed by the WiMax active signal; and

    de-asserting the WiMax active signal by the coexist controller during transmission of an uplink subframe by the WiMax radio module.

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