# US 7,702,408, “Extending digital rights management and authentication to audio speakers”;
# US 7,702,405, "System and method for transferring non-compliant packetized and streaming data into and from a multimedia device coupled to a network across which compliant data is sent”;
# US 7,698,009, "Control surface with a touchscreen for editing surround sound";
# US 7,698,008, "Content-based audio comparisons";
# US 7,696,426, "Recombinant music composition algorithm and method of using the same";
# US 7,693,289, "Method and apparatus for remote control of an audio source such as a wireless microphone system";
# US 7,689,303, "Data transfer in audio codec controllers";
# US 7,684,885, "Wireless digital audio system".