A Review on Various Speech Enhancement Techniques

Abstract: Communications in general and telephonic conversations often take place in noisy environments. The most important method for enhancing speech is the removal of background noise and echo suppression. In this paper review various speech enhancement techniques. Various types in single sensor and multi sensor speech enhancement are reviewed. They mainly focus on noise removal in speech signals. Noise cancellation techniques are also reviewed.

Keywords: Speech enhancement, Communication, Noise removal, Echo suppression.