William D. Warner

Wideband analog quadrature modulator/demodulator with pre-compensation/post-compensation correction

Quadrature modulation compensation

Adaptive predistortion of non-linear amplifiers with burst data

Equalizer for heavily clipped or compressed communications signals

Pulse Output Direct Digital Synthesis Circuit

Parallel replica CDR to correct offset and gain in a baud rate sampling phase detector

Stabilized digital timing recovery using low-complexity equalizer

Reduction of correlated channel impairments

Equalizer adaptation for heavily compressed or clipped communications signals

Analog finite impulse response adaptation method and apparatus