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Multicast media notification for queued calls

  • US 9,544,349 B2
  • Filed: 02/19/2015
  • Issued: 01/10/2017
  • Est. Priority Date: 06/18/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving at a call control device a communication session request from an endpoint;

    determining whether any one of a plurality of unicast media encoders is available for the communication session request;

    when it is determined that none of the plurality of unicast media encoders is available, connecting the endpoint to a multicast media encoder in the call control device, wherein the multicast media encoder is configured to generate a multicast media notification;

    presenting the multicast media notification to the endpoint;

    generating from the multicast media encoder a video keyframe associated with the multicast media notification, and synchronizing the video keyframe to a starting point of an audio portion of the multicast media notification; and

    outputting the synchronized video keyframe from the multicast media encoder.

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