Patent ID: 6970519
Filing Date: 2005-11-29
Classification: G10L,H04B,H04L

Abstract:
1. A method for enhancing quality of received audio, the method comprising: obtaining a plurality of audio bits from a vocoder; classifying each audio bit of the plurality of audio bits into one class of a plurality of classes according to a predetermined importance of each audio bit to the quality of received audio, wherein each of the plurality of classes has an associated error correction process and an associated repeat diversity process, the associated repeat diversity process differing between a first and a second class; applying error correction to each of a predetermined number of the plurality of classes based on its respective associated error correction process; and applying repeat diversity to each of the predetermined number of the plurality of classes based on its respective associated repeat diversity process; wherein applying the error correction and the repeat diversity to the each of the predetermined number of the plurality of classes based on the associated error correction process and the associated repeat diversity process further comprises: