the study of the multi band to be in the decision making process

摘要

this invention is a multi band in the vocoder in the decision method about it as a decision method, the input speech spectrum from the prescribed distance range of each of the pitch candidates come to the stage of each pitch. to increase the number of the second stage. the candidates; each section of the vehicle to which the third stage for each of the candidates; and the increase of the vehicle, the vehicle to come with the candidate pitch that decide the fourth group. system contains the characteristic.;in this invention, multiple band in this type of vocoder, the method does not use the internet to get rid of the car, and the can, the delay time is short, high call quality can be obtained.