Speech Recognition Technique for Deaf and Dumb People: A Survey

This survey primarily focuses on the development of handheld communication aid for deaf and dumb people to communicate easily and frequentlywith normal people by using language such as English. The work so far gone for the development of voice input voice output communication aid (VIVOCA) those who are affected by severe dysarthria and also introduced some methods involving sign language translating devices such as gesture sensing gloves but the sign language method has got serious drawbacks.The various techniques for translating recognized text signal into voice then image for deaf and dumb people was survived in this paper.