A Preprocessing Approach to Improving the Quality of the Music Decoded by an EVRC Codec

Young Han NAM  Tae Kyoon HA  Yunho JEON  Jae Soo KIM  Seop Hyeong PARK  

IEICE TRANSACTIONS on Communications   Vol.E86-B   No.10   pp.3123-3125
Publication Date: 2003/10/01
Online ISSN: 
Print ISSN: 0916-8516
Type of Manuscript: LETTER
Category: Fundamental Theories
preprocessing,  EVRC,  pitch enhancement,  music quality,  DMOS,  

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In this paper, a preprocessing approach to improving the quality of the music on a mobile phone using Enhanced variable rate codec (EVRC) is presented. Our approach works well on music signals considerably reducing the number of time-clipped frames.