Patent 7184471 was granted and assigned to Broadcom (company) on February, 2007 by the United States Patent and Trademark Office.
A modem receiver 10 receives a multitone signal with a cyclic extension of M samples on a channel 20. The receiver includes a time domain equalizer 14 that includes a finite impulse response (FIR) filter. The FIR filter targets the combined response of the channel and filter to a target impulse response having N taps, where N is less than M+1.