Optimum quantizer design for pre-echo control in a low bit rate audio coding system

In a low bit-rate audio transform coding system, the quantization noise is spread out over the entire analysis block in the time domain after the inverse transformation in the decoder. This increases the likelihood of pre-echoes occurring prior to a transient event. In order to control preechoes...

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Bibliographic Details
Main Authors: Lim, Ai Chye, Huang, Dong Yan, Foo, Say Wei
Other Authors: School of Electrical and Electronic Engineering
Format: Conference Paper
Language:English
Published: 2009
Subjects:
Online Access:https://hdl.handle.net/10356/90660
http://hdl.handle.net/10220/4670