摘要 |
The invention relates to method for videoconferencing, where videoconferencing signals are received as inputs of each including video- and audio streams in a plurality of downlink ports presenting participants' images and their speaking, where one participant is a speaker in turn; videoconferencing signal as an output is transmitted in an uplink port the signal including a video stream with a frame and an audio stream; participant's speaking is detected using a voice activity detection (VAD) for each communication channel; the video streams of the participants are combined into the frame according to the VAD.
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