Title :
Re-optimisation of LPC filters for multi-pulse coded excitation
Author :
Palomar, D.P. ; Price, M. ; Sandler, M.
Author_Institution :
Dept. de Teoria del Senyal i Comunicacions, Univ. Politecnica de Catalunya, Barcelona, Spain
fDate :
6/24/1999 12:00:00 AM
Abstract :
A method for optimising LPC filters in linear prediction based speech coders is described. The optimisation process compensates for errors incurred through coding the excitation signal, providing an improvement in the quality of the decoded speech, with no increase in bit rate.
Keywords :
linear predictive coding; LPC filters; decoded speech quality improvement; excitation signal coding; filter optimisation; linear prediction based speech coders; multi-pulse coded excitation; re-optimisation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19990681
