Patent ID: 9673768
Date: 2017-06-06
CPC Classifications: H03G,H04H,H04R,Y02D

Claim:
1. An apparatus, comprising: a multipath digital audio combiner component comprising: a plurality of digital audio filters operatively coupled to a plurality of analog-to-digital converters (ADCs) and configured to receive a plurality of digital audio signals having different scaling factors of an associated audio signal and configured to provide a plurality of filtered digital audio signals; a gain and offset estimation component configured to estimate gain differences and offset differences between the plurality of filtered digital audio signals, wherein the gain and offset estimation component is further configured to estimate the offset differences on a continuous basis; and a multiplexing component configured to switch from conveying one of a plurality of corrected digital audio signals to conveying a second one of the plurality of corrected digital audio signals, wherein the multipath digital audio combiner component is further configured to perform gain and offset correction for the plurality of filtered digital audio signals to provide the plurality of corrected digital audio signals.