5,754,665 A 5, 1998 HOSO 7,225,001 B1 5/2007 Eriksson et al. 5,774,837 A* 6/1998
Yeldener et al.............. TO4/208 7,245,710 B1, 7/2007 Hughes 5,806,025 A 9, 1998 Vs et al …

The present technology provides an audio equivalent of a Video Zoom feature for video
recording and communication applications, as well as video post-production processes. The …

Speech-free noise estimation by cancellation of speech content from an audio input where
the speech content is estimated by noise suppression. Adaptive noise cancellation with …

5,265,025 A 11/1993 Hirata JP 11345374. A 12/1999 5,646,857 A* 7/1997 McBurney et
al............ 701 475 JP 2000167208 A 6, 2000 5,877,696 A 3, 1999 Powell JP 2001014504 A …

Abstract Systems and methods for improving performance of a directional audio capture
system are provided. An example method includes correlating phase plots of at least two …

Disclosed is a noise Suppression system including a unit for calculating a noise mean
spectrum from an input signal, a unit for deriving the provisional estimate speech from the …

Provided are systems and methods for generating clean speech from a speech signal
representing a mixture of a noise and speech. The clean speech may be generated from …

(56) References Cited Us 'PATENT DOCUMENTS A communications' device includes a
time/frequency error measurement circuit that receives a commumcations signal 4,542,647 …

A method for restoring distorted speech components of an audio signal distorted by a noise
reduction or a noise cancellation includes determining distorted frequency regions and …

$24,592 B 1129 Handeletal 704/226 includes a filter configured to Smooth the audio signal.
The G3 R ck 2583 & et al. 78.33 processing circuit is configured to control the bandwidth of …