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Multi-point video conference system and media processing method thereof

  • US 8,767,591 B2
  • Filed: 07/30/2007
  • Issued: 07/01/2014
  • Est. Priority Date: 02/06/2005
  • Status: Active Grant
First Claim
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1. A multi-point video conference system, used in current networks, comprising a softswitch, an application server and terminals, in which:

  • said application server is used for informing the softswitch to set up a call between a terminal behaving as a conference chairman and terminals behaving as ordinary conference members according to a multi-point video conference request from the terminal behaving as the conference chairman;

    said softswitch is used for protocol adaptation and call process, setting up independent calling between the terminal behaving as the conference chairman and the terminals behaving as ordinary conference members;

    said terminals include the terminal behaving as the conference chairman and the terminals behaving as ordinary conference members, in which, any terminal registered on the softswitch can be a terminal behaving as ordinary conference members; and

    the terminal behaving as the conference chairman is a SIP soft terminal with video conference service capability for media controlling;

    completing media processing, and transmitting processed media to the terminals behaving as ordinary conference members;

    wherein the terminal behaving as conference chairman is a software terminal with multi-channel media controlling and processing capability;

    the terminal behaving as conference chairman includes a SIP module used for SIP session between the softswitch and the application server;

    the terminal behaving as conference chairman also includes an audio processing module and a video processing module;

    the terminal behaving as the conference chairman is used for conference scheduling, including launching the conference, inviting members to join the conference and ending the conference;

    the terminal behaving as the conference chairman is used to capture local audio and video, and receive audio and video media packets from other conference members, the media packets received will be processed by a media processing unit within the terminal behaving as the conference chairman.

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