A method and apparatus for providing broadband conferencing services is provided. The method includes the steps of establishing a voice channel over a circuit switched telephone network and a virtual data channel over a packet data network between at least two parties. The apparatus includes a telephone...http://www.google.fr/patents/US20040252675?utm_source=gb-gplus-shareBrevet US20040252675 - Method and apparatus for providing broadband access conferencing services
Method and apparatus for providing broadband access conferencing services
