Systems, methods, and devices for mixed voice and spread spectrum data signaling with spread spectrum data hiding with CDMA (Code Division Multiple Access) for three or more users. The disclosed systems, methods, and devices may be implemented in audio conferencing or video conferencing. Various embodiments...http://www.google.fr/patents/US7796565?utm_source=gb-gplus-shareBrevet US7796565 - Mixed voice and spread spectrum data signaling with multiplexing multiple users with CDMA
Mixed voice and spread spectrum data signaling with multiplexing multiple ...
