Recent Patents in Signal Processing (August 2010)

• US 7,742,832, "Method and apparatus for wireless digital audio playback for player piano applications", by T. Feldman and D. Rice, filed 5 January 2005, issued 22 June 2010, assigned to Neosonik (San Francisco, CA).
• US 7,756,602, "Vehicle entertainment and gaming system", by J. Koempel, S-C. Lim, and M. McManus, filed 14 June 2007, issued 13 July 2010, assigned to Panasonic Corporation of North America (Peachtree, GA).
• US 7,756,594, "Systems and Methods for Parsing Flexible Audio Codec Topologies", by C-M. Liu and N. Cross filed 14 June 2004, issued 13 July 2010, assigned to Microsoft Corporation (Redmond, WA).
• US 7,756,281, "Method of modifying audio content", by S. Goldstein, J. Usher and J. Keady, filed 21 May 2007, issued 13 July 2010, assigned to Personics Holdings Inc. (Boca Raton, FL)
• US 7,751,916, "Closed Loop Analog Signal Processor (CLASP) System", by C. Estes, filed 25 August 2006, issued 6 July 2010, assigned to Endless Analog, Inc. (Nashville, TN).
• US 7,751,913, "Method and System for Reducing Power Consumption of a Sound Processor", by D. Lin, filed 31 January 2005, issued 6 July 2010, assigned to LSI Corporation (Milpitas, CA).
• US 7,747,338, "Audio System Employing Multiple Mobile Devices in Concert", by J. Korhonen, filed 18 August 2006, issued 29 June 2010, assigned to Xerox Corporation (Norwalk, CT).
• US 7,738,545,  "Pulse shaper design for ultra-wideband radios'', by G. B. Giannakis, L. Yang, and X. Luo, filed 29 September 2004, issued June 15, 2010, assigned to Regents of the University of Minnesota (Minneapolis, MN).
• US 7,706,454, "Full-Diversity, Full-Rate, Complex-Field, Space-Time Coding for Wireless Communications'', by G. B. Giannakis, and X. Ma, filed 30 September 2004, issued April 27, 2010, assigned to Regents of the University of Minnesota (Minneapolis, MN).
• US 7,672,384, "Bandwidth- and Power-Efficient Multi-Carrier Multiple Access for Uplink Broadband Wireless Communications", by G. B. Giannakis, P. Xia, and S. Zhou, filed 2 March 2005, issued March 2, 2010, assigned to Regents of the University of Minnesota (Minneapolis, MN).

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 issued within the past six months.