• US 7,702,408, “Extending digital rights management and authentication to audio speakers”, by Thomas Algie Abrams Jr., filed 3 March 2009, issued 20 April 2010, assigned to Microsoft Corporation (Redmond, WA).
• 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”, by Herbert Hetzel and David Knapp, filed 2 June 2004, issued 20 April 2010, assigned to Standard Microsystems Corporation (Hauppage, NY).
• US 7,698,009, "Control surface with a touchscreen for editing surround sound", by Stan Cotey, Gannon Kashiwa, and Aidan Dysart, filed 27 October 2005 , issued 13 April 2010, assigned to Avid Technologies, Inc. (Tewksbury, MA).
• US 7,698,008, "Content-based audio comparisons", by Daniel Steinberg, filed 8 September 2005, issued 3 April 2010, assigned to Apple, Inc. (Cupertino, CA).
• US 7,696,426, "Recombinant music composition algorithm and method of using the same", by David H. Cope, filed 19 December 2006, issued 13 April 2010, assigned to Recombinant, Inc. (Elk Grove, CA).
• US 7,693,289, "Method and apparatus for remote control of an audio source such as a wireless microphone system", by Kelly Stathem and Fumio Kamimura, filed 30 September 2003, issued 6 April 2010, assigned to Audio-Technica US, Inc. (Stow, OH).
• US 7,689,303, "Data transfer in audio codec controllers", by Norbert Ziep and Thomas Berndt, filed 27 September 2002, issued 30 March 2010, assigned to Advanced Micro Devices, Inc. (Sunnyvale, CA).
• US 7,684,885, "Wireless digital audio system", by C. Earl Woodfork, filed 12 July 2008, issued 23 March 2010, assigned to One-E-Way, Inc. (Pasadena, CA).

Interested in sharing a recent patent you know?  Please contact Associate Editor Dr. Shantanu Rane at <rane AT merl.com> with the patent information related to signal processing. We are particularly interested in patents by SPS members and issued within the past six months.