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Interactive video conferencing

  • US 10,148,868 B2
  • Filed: 11/01/2017
  • Issued: 12/04/2018
  • Est. Priority Date: 10/02/2014
  • Status: Active Grant
First Claim
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1. An apparatus of a multimedia telephony services over internet protocol (IP) multimedia subsystems (IMS) (MTSI) receiver operable to support region of interest (ROI) signaling with a MTSI sender, the apparatus comprising one or more processors and memory configured to:

  • define, at the MTSI receiver, a requested region of interest (ROI);

    map, at the MTSI receiver, the requested ROI to one or more pan, tilt, zoom and focus (PTZF) commands;

    encode the one or more PTZF commands for transmission to the MTSI sender via real-time transport protocol (RTP) packets, wherein the one or more PTZF commands represent the requested ROI;

    decode, at the MTSI receiver, encoded video received from the MTSI sender, wherein the encoded video is within the requested ROI; and

    store, in the memory, the one or more PTZF commands that are mapped to the requested ROI.

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