VoIP audio codecs-computer science, free research papers


Joint pre-echo control and frame erasure concealment for VoIP audio codecs

FREE-DOWNLOAD [PDF] B Geiser… – Analysis, 2009
ABSTRACT Pre-echo artifacts are a common problem of transform au- dio codecs owing to their
comparatively large block lengths. If such codecs are used in Voice-over-IP (VoIP)
applications, the concealment of lost audio packets poses another major is- sue. These 





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