Rungta International Journal of Electrical and Electronics Engineering

2016 | Volume 1 | Issue Issue 1

Speech Enhancement Techniques: A Review

1. Sandeep Kumar

2. Bittu Kumar

3. Neeraj Kumar

Received
19-Apr-2016 		Accepted
- 		Published
19-Apr-2016
Abstract
Speech enhancement is a method of improvement in perceptual quality and intelligibility of the speech signal. Speech enhancement is the most important field of the speech processing and used for many applications such as telecommunication, VoIP, speech recognition, hearing aids, etc. In this paper, a review of speech enhancement techniques has been presented. The details provided in this paper will be of interest to those researchers who work in the field of Digital Signal Processing and Speech processing.
Keywords Speech Processing, Single Channel and Multi-channel Speech Enhancement, Linear and non-linear Spectral Subtraction, Over-subtraction Factor
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