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i am interesting in speech coding, i have a few question about g728
1. in LD CELP the predictor coefficients, the excitation are updated my question is, what for it must be updated. 2.In LD CELP we use hybrid window,why we use it, why it must separate to non recursive portion and recursive portion 3. Why use the backward synthesis filter adapter? 4. is the excitation code book contain the vocal tract or pitch information? 5.In LD CELP, long term predictor in conventional CELP raplaced by a high order STP(Short term predictor),why? Somebody, please answer these questions?? with kind regard aryo tejo What are you N2? Choose from 150 free e-mail addresses. http://www.n2mail.com |
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Started by ●October 7, 2000
