AN OVERVIEW AND ANALYSIS OF SILENT SOUND TECHNOLOGY

Abstract

‌Nowadays whenever we are in a crowd or there was a to much background noise around us then it is very difficult to communicate or interact over the phone, but now we have an awesome solution on this problem that is ' silent sound technology ' it is a gift for those who lost their voice but wish to speak over the phone. this technology is produced by the Karlsruhe institute of technology, Germany and it will be available soon in the market. Silent sound technology is also known as ultrasonic sound or ultrasonic communication enables the transmission of data through inaudible sound waves. in this technology it detects every lip movement and convert it into the sound signal neglecting all background noise. without using real audio it is a visual interpretation of lip, mouth and face. So basically it reads our lip. This technology is available in English, German and French language, but not in language like Chinese because different tones hold different meanings in Chinese language. it use to allow silent calls and we can share our personal information like PIN , password or secret information to trusted one without knowing any other. it is also use in the Military for the secret missions. According to the researchers the technology have 99% efficiency only 1% possibility that it was produce a incorrect voice and upcoming 6-7 years the normal peoples are also use this technology because it launching very soon. Keywords : silent sound technology, electromyography, image processing.