SUPPRESSION OF ACOUSTIC NOISE IN AUDIO DEVICE USING ASYNCHRONOUS REFERENCE SIGNAL
STC-Innovation Ltd., St. Petersburg; Scientist
M. . Stolbov
“STC - Innovation”, Saint Petersburg National Research University of Information Technologies, Mechanics and Optics; senior research fellow, Associated professor
Abstract. Semi-automatic technique for two-channel noise suppression with asynchronous reference signal (i.e. from an external source) is presented. The technique is described in details, its efficiency is compared with the algorithms using synchronous noise recordings.
Keywords: noise suppression, acoustic noise, adaptive signal processing