Code covered by the BSD License

celp16k(x,N,L,M,c,cb,Pidx) celp --> 16000 bps CELP analyzer and synthesizer.
celp9600(x,N,L,M,c,cb,Pidx) celp --> 9600 bps CELP analyzer and synthesizer.
celpana(x,L,M,c,cb,Pidx,bbuf,...
celpexcit(x,cb,Pidx,ar,ac,b,e... celpexcit --> CELP excitation sequence.
celpsyn(cb,kappa,k,theta0,P,b...
durbin(r,M) durbin --> Levinson-Durbin Recursion.
lpcana(x,M) lpcana --> Linear prediction analysis.
lpcrespitch(ehat,th,minlag,ma... lpcrespitch --> Pitch estimation from prediction error sequence.
lpcweight(ar,c) lpcweight --> LPC based perceptual weighting filter.
rf2lpc(kappa) rf2lpc --> Convert reflection coefficients to prediction polynomial.
CELP_RUN.m
View all files

4.5

4.5 | 2 ratings Rate this file 24 Downloads (last 30 days) File Size: 373 KB File ID: #39038

CELP codec

13 Nov 2012

This is a code to demonstrate CELP codecs of bitrate 9.6kbps and 16kbps.

Tags for This File
Everyone's Tags	article, audio codec, celp, communications, control design, data export, data import, demo, embedded code, interpolation, lpc, matrix, modeling, optimization, signal processing, simulation, system identification
Tags I've Applied
Add New Tags	Please login to tag files.

Please login to add a comment or rating.

Comments and Ratings (2)
18 Apr 2013	don quixote	could this algorithm be created in simulink?
09 Apr 2013	Dilpreet