Patents

Method and Apparatus for Speech Analysis and  Synthesis (with C. I. Byrnes), United States Patent  5,940,791,  August 17, 1999.

Method and Apparatus for Speaker Recognition (with C. I. Byrnes), United States Patent  6,256,609, July 3, 2001.

A Tunable High-Resolution Spectral Estimator (with C. I. Byrnes and T. T. Georgiou), United States Patent 6,400,310, June 4, 2002.

Method and Apparatus for Speaker Verification Using a Tunable High-resolution Spectral Estimator (with C. I. Byrnes and T. T. Georgiou), United States Patent  No. 7,233,898,  June 19, 2007.