1.1 4 EVALUATION OF A HANDS-FREE UNIT DURING DOUBLE-TALK
Kenneth Wiklund, Fredric Lindstr, Ingvar Claesson · 2006
The double-talk performance of a hands- free speech communication system is crucial to the over- all quality. This paper presents a method to evaluate double-talk performance of conference phones and speak- erphones. The method measures loudness, clipping and the amount of echo during double-talk.