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Method for push-to-talk pre-emption

  • US 20080194279A1
  • Filed: 02/09/2007
  • Published: 08/14/2008
  • Est. Priority Date: 02/09/2007
  • Status: Active Grant
First Claim
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1. A method for providing push-to-talk (PTT) pre-emption comprising:

  • establishing a PTT call between a subscriber device and an application server over a wireless network;

    granting a PTT floor to the application server to provide an application voice/data stream to the subscriber device;

    detecting a pre-emption request by the subscriber device to interrupt the application voice/data stream;

    revoking the PTT floor from the application server in response to the pre-emption request; and

    granting the PTT floor to the subscriber device in response to the pre-emption request.

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