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Method of seamless roaming between wireless local area networks and cellular carrier networks

  • US 8,041,360 B2
  • Filed: 09/01/2010
  • Issued: 10/18/2011
  • Est. Priority Date: 10/18/2002
  • Status: Expired due to Term
First Claim
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1. A method, comprising:

  • a gateway receiving a message regarding a mobile device initiating a handoff of an in-progress call, wherein the message comprises one or more parameters of the in-progress call for the handoff;

    the gateway sending an authentication message to authenticate the mobile device;

    the gateway receiving a location of the mobile device and network configuration parameters in response to the authentication message;

    the gateway establishing a connection with the mobile device via a wireless local area network based on the location of the mobile device;

    the gateway listening on a channel of a cellular carrier network used by the mobile device in the in-progress call; and

    the gateway relaying at least one parameter of the one or more parameters about the in progress call between the mobile device and the cellular carrier network.

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