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Secure videoconferencing equipment switching system and method

United States Patent

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January 13, 2009
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A switching system and method are provided to facilitate use of videoconference facilities over a plurality of security levels. The system includes a switch coupled to a plurality of codecs and communication networks. Audio/Visual peripheral components are connected to the switch. The switch couples control and data signals between the Audio/Visual peripheral components and one but nor both of the plurality of codecs. The switch additionally couples communication networks of the appropriate security level to each of the codecs. In this manner, a videoconferencing facility is provided for use on both secure and non-secure networks.
Hansen; Michael E. (Livermore, CA)
Sandia Corporation (Livermore, CA)
April 29, 2004
370/264 ; 348/14.09; 370/401; 704/262;
H04L 12/16 (20060101);
348/14.09 370/264,401 704/262 705/1
STATEMENT REGARDING FEDERALLY-FUNDED RESEARCH This invention was made with Government support under government contract no. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights in the invention, including a paid-up license and the right, in limited circumstances, to require the owner of any patent issuing in this invention to license others on reasonable terms.