Abstract
In this paper, we propose a beamforming algorithm for binaural hearing AIDS with enhanced noise suppression capability. The enhancement is based on incorporating a priori spatial information into the conventional multichannel Wiener filtering (MWF) approach for noise suppression. We develop a low complexity algorithm for the resulting quadratically constrained beamforming problem. Through numerical experiments, we demonstrate that the new algorithm can achieve better noise suppression performance than the existing beamforming algorithms under fairly realistic conditions. In addition, we propose two techniques to further reduce the algorithm's computational complexity and the communication overhead between two hearing AIDS without sacrificing the noise suppression performance.
| Original language | English (US) |
|---|---|
| Title of host publication | 2015 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015 - Proceedings |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 5733-5737 |
| Number of pages | 5 |
| ISBN (Electronic) | 9781467369978 |
| DOIs | |
| State | Published - Aug 4 2015 |
| Event | 40th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015 - Brisbane, Australia Duration: Apr 19 2014 → Apr 24 2014 |
Publication series
| Name | ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings |
|---|---|
| Volume | 2015-August |
| ISSN (Print) | 1520-6149 |
Other
| Other | 40th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015 |
|---|---|
| Country/Territory | Australia |
| City | Brisbane |
| Period | 4/19/14 → 4/24/14 |
Bibliographical note
Publisher Copyright:© 2015 IEEE.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Binaural signal processing
- coordinate descent
- dual decomposition
- spatial information
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