Patents

1.Method and System for Mitigating Nonlinear Transmission Impairments in Fiber-Optic Communications Systems. US Patent No 7,224,906. Issued May 29, 2007. (with Cho et al.)

2.System and Method for Code Division Multiplexed Optical Communication. US Patent No 7,167,651. Issued January 23, 2007. (with Shpantzer et al.)

3.System and Method for Orthogonal Frequency Division Multiplexed Optical Communication. US Patent No 7,076,169. Issued July 11, 2006. (with Shpantzer et al.)

4.Method and Apparatus for Evaluating Effects of Switching Noise in Digital and Analog Circuitry. US Patent No 6,668,333. Issued December 23, 2003. (with P. Feldmann).

5.Oscillator Phase Noise Prediction. US Patent No 6,529,859. Issued March 4, 2003 (with J. Roychowdhury).

6.Method and Apparatus for Characterizing Phase Noise and Timing Jitter in Oscillators. US Patent No 6,167,359. Issued December 26, 2000 (with A. Mehrotra and J. Roychowdhury).