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Adaptive microphone array processing for high-performance speech recognition in car environment

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4 Author(s)
Jungpyo Hong ; Dept. of Electr. Eng., Korea Adv. Inst. Sci. & Technol., Daejeon, South Korea ; Seungho Han ; Sangbae Jeong ; Minsoo Hahn

In this paper, a novel speech enhancement algorithm is proposed. The algorithm controls the amount of noise reduction according to information about speech absence or presence. Compared to conventional linearly constraint minimum variance beamforming, the proposed noise reduction achieved remarkable improvement in speech recognition rates.

Published in:

Consumer Electronics (ICCE), 2011 IEEE International Conference on

Date of Conference:

9-12 Jan. 2011