Recent days, speech quality is one of the most important factors in mobile communication and the quality depends on Signal-to-Noise Ratio (SNR) improvement. Dual Microphone System (DMS) can recover a speech from noisy environment with the help of different algorithms. This paper contributes to reduce babble speech noise by developing the dual microphone system with two Omni-directional microphones for close talk handset mode in mobile phone. It can also find out the position of microphones in a mobile. This system is successfully compressed the babble noise and improve the quality of speech.

About the Author

Ariful Islam was born in Narsingdi, Bangladesh in 1985. He received his M.Sc. degree in Electrical engineering emphasis with Radio Communication from Blekinge Institute of Technology, Sweden.His current research interests are signal processing, Radio & Mobile Communication, micro-controller and wireless sensor networking.

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