Recent Patents in Signal Processing - March 2011

US 7,890,335, "Sharing wavelet domain components among encoded signals", by D. Zelazo and S. Trautmann, filed 10 October 2002, issued 15 February 2011, assigned to Texas Instruments, Inc. (Dallas, TX).

US 7,886,739, "System and method for circuit compliance compensated volume control in a patient respiratory ventilator ", by I. Soliman and S. Duquette, filed 11 October 2005, issued 15 February 2011, assigned to Carefusion, Inc. (San Diego, CA).

US 7,883,427, "Device for shot tracking", by J. Balardeta and D. Denton, filed 18 May 2010, issued 8 February 2011, assigned to Callaway Golf Company (Carlsbad, CA).

US 7,894,665, "Video annotation method by integrating visual features and frequent patterns", by S-M. Tseng, J-H. Huang and J-H. Su, filed 5 March 2007, issued 22 February 2011, assigned to National Cheng Kung University. (Taiwan).

US 7,894,530, "Method and system for dynamic selection of transform size in a video decoder based on signal content", by S. Gordon and D. Chin, filed 15 April 2005, issued 22 February 2011, assigned to Broadcom Corporation. (Irvine, CA).

US 7,893,994, "Motion adaptive directional deinterlacing in a video decoder", by P. Gambhire, filed 7 April 2006, issued 22 February 2011, assigned to Broadcomm Corporation. (Irvine, CA).

US 7,889,796, "Video encoding/decoding method and apparatus for motion compensation prediction", by T. Chujoh, S. Koyo and Y Kikuchi, filed 10 June 2009, issued 15 February 2011, assigned to Toshiba. (Japan).

US 7,889,791, "Method and apparatus for scalable compression of video", by D. Taubman, filed 14 June 2002, issued 15 February 2011 assigned to D. Taubman.

US 7,885,809, "Quantization of speech and audio coding parameters using partial information on atypical subsequences", by S. Ramprashad, filed 19 April 2006, issued 8 February 2011, assigned to NTT DoCoMo, Inc. (Tokyo, Japan).

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