Ltd.Device and process for use in encoding audio dataUS7796758Sep 26, 2006Sep 14, 2010Avaya Inc.Method and apparatus for securing transmission on a speakerphone or teleconference callUS20090210235 *Feb 9, 2009Aug 20, 2009Fujitsu LimitedEncoding device, encoding method, and computer program product including methods thereof* Cited by examinerClassifications U.S. Classification704/200.1, 704/E19.019