VoIP: 'Perceptual Evaluation of Speech Quality' patented

PESQ stands for 'Perceptual Evaluation of Speech Quality' and is an enhanced perceptual quality measurement for voice quality in telecommunications. PESQ was specifically developed to be applicable to end-to-end voice quality testing under real network conditions, like VoIP, POTS, ISDN, GSM etc.

Patent licencing: http://www.opticom.de/licensing/pesq.html About Pesq: http://www.malden.co.uk/products/dsla/pesq.htm Pesq.org: http://www.pesq.org