Patent ID: 9749157
Date: 2017-08-29
CPC Classifications: H04L

Claim:
1. A sequence estimation device of a communications receiver, comprising: a grouping circuit, configured to receive a first plurality of equalized signals, and to group the first plurality of equalized signals into a plurality equalized signal groups according to a grouping rule; a sequence estimation circuit, coupled to the grouping circuit, configured to process the plurality of equalized signal groups according to a sequence estimation rule to obtain a plurality of estimated signal groups; a combination circuit, coupled to the sequence estimation circuit, configured to permute the plurality of estimated signal groups to a plurality of estimated signals according to the grouping rule; a processing circuit, coupled to the grouping circuit, configured to receive a second plurality of equalized signals, and to generate the first plurality of equalized signals according to the second plurality of equalized signals and a plurality of corresponding weighted estimated signals; and an equalization circuit, coupled to the processing circuit, configured to receive a plurality of signals, to equalize the plurality of signals into the second plurality of equalized signals, and to generate the plurality of corresponding weighted estimated signals.