Voice Processors Based on the Human Hearing System

A voice processor is a dedicated audio signal-processing chip for mobile phones and personal computers that enables high-performance noise reduction and acoustic echo cancellation for highly noisy environments. The algorithms and hardware underlying these chips' performance are based on the sop...

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Bibliographic Details
Published in:IEEE MICRO 2009-03, Vol.29 (2), p.54-63
Main Authors: Watts, L., Massie, D., Sansano, A., Huey, J.
Format: Article
Language:English
Subjects:
Acoustic noise
Acoustics
Auditory system
Cancellation
Cellular telephones
Chips
Echo cancellers
Hardware
Hearing
Human
Humans
Microcomputers
Microprocessors
mobile computing
Mobile handsets
Noise cancellation
Noise control
Noise reduction
noise suppression
Personal computers
Processors
Signal processing
Voice
voice processors
Working environment noise
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Description
Summary:A voice processor is a dedicated audio signal-processing chip for mobile phones and personal computers that enables high-performance noise reduction and acoustic echo cancellation for highly noisy environments. The algorithms and hardware underlying these chips' performance are based on the sophisticated operation of the human hearing system.
ISSN:0272-1732
1937-4143
DOI:10.1109/MM.2009.35