System and method for presenting multiple pictures on a television

  • US 10,623,681 B2
  • Filed: 10/09/2017
  • Issued: 04/14/2020
  • Est. Priority Date: 04/02/2007
  • Status: Active Grant
First Claim
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1. A device comprising:

  • an input interface configured to receive a plurality of video streams and to provide the plurality of video streams to a frame controller, wherein each video stream of the plurality of video streams corresponds to a video channel of a plurality of video channels;

    the frame controller configured to generate a first frame signal including;

    a first subframe signal corresponding to a first video stream of the plurality of video streams;

    a second subframe signal corresponding to a second video stream of the plurality of video streams; and

    a third subframe signal corresponding to a third video stream of the plurality of video streams;

    an output interface configured to output the first frame signal to a display, wherein the first frame signal is configured to cause the display to simultaneously display first video corresponding to the first video stream in a first portion of the display, second video corresponding to the second video stream in a second portion of the display, and third video corresponding to the third video stream in a third portion of the display and to output first audio corresponding to the first video stream, wherein the first portion, the second portion, and the third portion of the display are non-overlapping, and wherein the first portion is larger than the second portion;

    the frame controller further configured to generate a second frame signal responsive to receiving a swap command, the second frame signal including;

    a fourth subframe signal corresponding to the first video stream of the plurality of video streams;

    a fifth subframe signal corresponding to the second video stream of the plurality of video streams; and

    a sixth subframe signal corresponding to the third video stream of the plurality of video streams; and

    the output interface further configured to output the second frame signal to the display, wherein the second frame signal is configured to cause the display to simultaneously display video corresponding to the second video stream in the first portion of the display, video corresponding to the first video stream in the second portion of the display, and video corresponding to the third video stream in the third portion of the display and to output second audio corresponding to the second video stream.

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