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CONTROL CHANNEL NEGOTIATED INTERMITTENT WIRELESS COMMUNICATION

  • US 20090088089A1
  • Filed: 10/02/2007
  • Published: 04/02/2009
  • Est. Priority Date: 10/02/2007
  • Status: Active Grant
First Claim
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1. A portable wireless device for performing a short duration digital data exchange with another wireless device, comprising:

  • a first wireless communication channel for performing a data exchange session;

    a second wireless communication channel of longer range than the first wireless communication channel; and

    a wireless controller responsive to sensing a control signal on the second wireless communication channel to negotiate parameters for a future data exchange session including a data request, the wireless controller further response to sensing a data signal on the first wireless communication channel to establish the data exchange session and to perform the data exchange of the data request.

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