Speech Enhancement using DWT for Hearing Aid Application

Abstract

Hearing impairment is the number one chronic disability affecting people in the world. With a loss of hearing, person is restricted from his or her normal social activity, which may in turn cause undesirable influence on mental health. An effective treatment for the problem is hearing assistive device called hearing aid. With reference to patient’s audiogram hearing aid device would enhance signal such that hearing impaired person can hear comfortably. It has been tried to implement same technical concept. Presented approach for speech enhancement for hearing aid by using discrete wavelet transform-multiresolution analysis.
DOI: 10.17762/ijritcc2321-8169.1505187