Methods and systems for enhanced Colorful Ring-Back Tone (eCRBT) services by mixing multiple digital content streams in real time are provided, including audio, video, data, text-based message, and hypermedia object streams. One or more properties of the content streams, such as volume or pitch of an audio stream, o...

A method and system for noiselessly switching audio provided on an egress audio channel over a network is disclosed. The method comprises (a) generating a first audio stream of egress packets for the egress audio channel, (b) switching and delivering said first audio stream to a first network interface controlle...

The present invention provides a method and system for providing media services inVoice over IP telephony. A switch is coupled between one or more audio sourcesand a network interface controller. The switch can be a packet switch or a cellswitch (304). The present invention further provides...