H04R 3/12(2006.01) A method, device and computer program product for process (52) US
Cl. ing audio signals, the method including determining beam CPC H04R 3/T2 (2013.01) …

Noise reduction algorithms in hearing aids are crucial for hearing-impaired persons to
improve speech intelligibility in background noise (eg, traffic, cocktail party situation). Many …

In this paper, we establish a generalized noise reduction scheme, called the spatially pre-
processed speech distortion weighted multi-channel Wiener filter (SP-SDW-MWF), that …

8,325,952 B2 12/2012 Cho CN 100407594 T 2008 8,620.388 B2 12/2013 Hayakawa et al.
CN 1O1278596 10, 2008 8,824,693 B2 9/2014 Ahgren CN 10145.5093 6, 2009 8,891,785 …

Optimization of a microphone array geometry has an important impact on the beamforming
performance. Though the environment settings may change in time, microphone locations …

Method, device and computer program product for process ing audio signals at the device,
the device comprising an audio output for outputting audio signals. Audio signals are …

US9111543B2 - Processing signals - Google Patents US9111543B2 - Processing signals -
Google Patents Processing signals Download PDF Info Publication number US9111543B2 …

Hands-free capture of speech often requires extraction of sources from a certain spot of
interest (SOI), while reducing interferers and background noise. Although state-of-the-art …

BACKGROUND A device may have input means that can be used to receive transmitted
signals from the Surrounding environment. For example, a device may have audio input …

Broadband beamforming techniques are of importance in several applications such as
microphone arrays, sonar arrays, and radio astronomy and broadband radar. The capability …