IEEE Micro, March/April 2009, pp. 54–61

Voice Processors based on the Human Hearing System

Voice Processors Based on the Human Hearing System

by Lloyd Watts, Dana Massie, Allen Sansano, and Jim Huey

A new generation of mobile phones and PCs is being deployed with dedicated voice processor chips. Advanced multimicrophone noise-suppression algorithms, based on the operation of the human hearing system, are fueling this trend. These algorithms run on highly optimized signal-processing hardware.

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