Voice Aid Design Issues for Hearing Impaired

Speech is the primary mode of communication for any human being. Some people like the hearing impaired have various issues in normal communication. Based on their hearing ability these people will have variability in their speech production process. In general, the hearing loss occur from normal to profound. In profound hearing loss the hearing impaired person cannot be able to even produce voice. In order to help and support the hearing impaired persons for leading their normal life, several researches has been made to identify, resolve and reproduce their voice related problems. Some research shows that voice can be reproduced at a minimum range but not completely. Some devices like Alternative and Augmentative Communication (AAC) are also used widely. Many people use Sign language as their mode of communication. All these methods cannot help them to enhance their life style and to communicate without an intermediate person or device. This article represents a novel method to reproduce synthetic voice for the hearing impaired persons from their own voice using a Voice-aid and its design issues.