Chinese voice signal process method for digital deaf-aid

Abstract

The invention describes a Chinese speech sound signal processing used in the digital hearing aids and belongs to an speech sound signal processing. The invention aims to the feature of containing large amount of languages and semantic information in the tunes of the Chinese speech, treats the signal's feature of the speech data stream in according to several frequency parts through frequency analysis and outputs the digital signal after the D / A. the speech sound signal got from the invention can make the listeners hear the Chinese speech more clearly, increases the recognition rate of the Chinese speech and semantics and can improve the effect of the hearing aid.

Description

technical field

[0001] The invention belongs to the speech processing technology of the digital hearing aid, which performs digital signal processing on the pronunciation characteristics of Chinese speech, and is suitable for the digital hearing aid based on the digital signal processing technology. Background technique

[0002] Hearing aids, as the most important means of hearing rehabilitation, have been concerned by people who strive to improve their quality of life for nearly a hundred years. With the continuous development of science and technology, computer technology and digital signal processing are more and more applied to the field of hearing aids. At present, most of the new hearing aid products launched internationally are digital hearing aids based on digital signal processing technology. Since the design and manufacturers of digital hearing aids in the world are basically Western countries, various digital hearing aid signal processi...

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