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In general CELP type vocoders provide good speech qu ality around 4.8kbps. Among them, G.723.1 developed f or Internet Phone and videoconferencing includes two v ocoders, 5.3kbps ACELP and 6.3kbps MP-MLQ. Since 6.3kbps MP-MLQ requires large amount of computation for the fixed codebook search, it is difficult to realize r eal time processing for the(More)
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