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An Improved Perceptual MBSS Noise Reduction with an SNR-Based VAD for a Fully Operational Digital Hearing Aid
2017
IEICE transactions on information and systems
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So the proposed digital hearing aid chip is a promising candidate for high performance hearing-aid systems. key words: digital hearing aid, noise reduction, multiband spectral subtraction, voice activity ...
Then this paper presents an improved perceptual multiband spectral subtraction (MBSS) noise reduction algorithm (NRA) and a novel robust voice activity detection (VAD) based on the amended sub-band SNR ...
Exactly the multiband spectral subtraction (MBSS) can provide a good tradeoff between quality and computational complexity. So it has been a good choice for hearing aid applications. ...
doi:10.1587/transinf.2016edp7484
fatcat:4skxeuwxxjh6vmbxtlwraf42ii
Wiener Filter Based Noise Reduction Algorithm with Perceptual Post Filtering for Hearing Aids
2019
International Journal of Image Graphics and Signal Processing
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This paper presents a filter bank summation method to perform spectral splitting of input signal for binaural dichotic presentation along with dynamic range compression coupled with noise reduction algorithm ...
To evaluate the intelligibility of the perceived speech, listening test was carried out for hearing impaired (moderate Sensorineural Hearing Loss (SNHL)) persons in the presence of background noise using ...
ACKNOWLEDGEMENTS We are very much thankful to reviewers for useful comments. ...
doi:10.5815/ijigsp.2019.07.06
fatcat:acji6nbhx5dsjkip2dxcjl2bam
Speech enhancement and multi-band frequency compression for suppression of noise and intraspeech spectral masking in hearing aids
2013
2013 Annual IEEE India Conference (INDICON)
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Speech enhancement using spectral subtraction can be used for suppressing the external noise. ...
Sensorineural hearing impairment is associated with increased intraspeech spectral masking and results in degraded speech perception in noisy environment due to increased masking. ...
For use in a hearing aid, the processing techniques should have low algorithmic delay and computational complexity for implementation on a low-power processor. ...
doi:10.1109/indcon.2013.6726008
fatcat:m2srzhdqgza25kpjv4bild3tq4
Performance Improvement of Digital Hearing Aid Systems
2015
Journal of Communications Technology Electronics and Computer Science
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In this study, an adaptive spectral subtraction algorithm is implemented using the noise-estimation algorithm for highly non-stationary noisy environments instead of the voice activity detection (VAD) ...
One of the main functions of the digital signal processor (DSP) of digital hearing aid systems is noise reduction which can be achieved by speech enhancement algorithms which in turn improve system performance ...
Therefore, noise reduction for hearing aids requires an effective signal model for the system. III. ...
doi:10.22385/jctecs.v1i0.15
fatcat:gf6xjgfpznhe3k2vrzekm2zmkm
A Thorough Investigation on Speech Enhancement Techniques for Hearing Aids
2014
International Journal of Computer Applications
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In hearing aid applications, the speech enhancement technique has been employed mainly for dipping the additive background noise. ...
, transformations, and spectral subtraction technique. ...
SURVEY OF SPEECH ENHANCEMENT FOR HEARING AIDS Santosh et al (2013) [7] proposed a spectral subtraction technique is in modern hearing aids utilized for real-time speech enhancement. ...
doi:10.5120/17432-7957
fatcat:hznhpltdgrg6foncuzpui4xy7u
A sliding-band dynamic range compression for use in hearing aids
2014
2014 Twentieth National Conference on Communications (NCC)
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Dynamic range compression in the hearing aids is provided for restoring normal loudness of low level sounds without making the high level sounds uncomfortably loud. ...
A sliding-band compression is presented for significantly reducing the temporal and spectral distortions generally associated with the currently used single and multiband compression techniques. ...
For improving speech perception in noisy environment, single-input speech enhancement technique such as spectral subtraction [9] , [10] may be used for noise reduction. ...
doi:10.1109/ncc.2014.6811300
dblp:conf/ncc/TiwariP14
fatcat:2xamkuxmyvazra6jdag3umbmdy
Improved Noise Minimum Statistics Estimation Algorithm for Using in a Speech-Passing Noise-Rejecting Headset
2010
EURASIP Journal on Advances in Signal Processing
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Studies are conducted for picking an appropriate algorithm. A modified version of the well-known spectral subtraction shows superior performance against alternate methods. ...
Since variation in angle grinder working condition changes noise statistics, the noise will be nonstationary with possible jumps in its power. ...
Single-channel systems are the most common real-time scenario algorithms, since the second channel is not available in most of the applications, for example mobile communication, hearing aids, speech recognition ...
doi:10.1155/2010/395048
fatcat:igbpd3ft2zbfxnyqpdrsdx5zsa
A Generalized Time–Frequency Subtraction Method for Robust Speech Enhancement Based on Wavelet Filter Banks Modeling of Human Auditory System
2007
IEEE Transactions on Systems Man and Cybernetics Part B (Cybernetics)
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[14] proposed the perceptual time-frequency subtraction algorithm for noise reduction in hearing aids. ...
generalized spectral subtraction [26] , multiband spectral subtraction [13] , spectral subtraction based on priori SNR [11] , spectral subtraction based on the masking properties of the human auditory ...
(NTU), Singapore, in 1993 and 1998, respectively. ...
doi:10.1109/tsmcb.2007.895365
pmid:17702286
fatcat:fqwl4yuasfeovijbsen3wlusiq
Neuromorphic Pitch Based Noise Reduction for Monosyllable Hearing Aid System Application
2014
IEEE Transactions on Circuits and Systems Part 1: Regular Papers
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This paper presents a low computational complexity hardware-oriented neuromorphic pitch based noise reduction (NR) algorithm and hardware implementation for monosyllable hearing aid system applications ...
Compared with multiband (mband) spectral subtraction and minimum mean square error (mmse) algorithms, the computational complexity of the proposed algorithm can save 90% computational complexity. ...
CONCLUSION In this paper, a low computational complexity hardware-oriented neuromorphic pitch based noise reduction algorithm and hardware implementation for monosyllable hearing aid system applications ...
doi:10.1109/tcsi.2013.2278348
fatcat:tjpgxt3kmzavfjltdfhuhz2lpy
Assessing the effect of noise-reduction to the intelligibility of low-pass filtered speech
2016
2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)
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Given the fact that most hearing-impaired listeners have low-frequency residual hearing, the present work assessed the effect of applying commonly-used singlechannel noise-reduction (NR) algorithms to ...
Mandarin sentences were corrupted by steady-state speechshaped noise and processed by four types (i.e., subspace, statistical-modeling, spectral-subtractive, and Wiener-filtering) of single-channel NR ...
Error (logMMSE) algorithm [13] , the multiband spectral subtraction algorithm (MB) [14] , and the Wiener algorithm based on a priori SNR estimation (Wiener) [15] . ...
doi:10.1109/embc.2016.7591743
pmid:28269292
dblp:conf/embc/ZhugeWCZ16
fatcat:7dnnvkytubb2nolvf4sdfwkcbm
A Survey on Application Specific Processor Architectures for Digital Hearing Aids
2021
Journal of Signal Processing Systems
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The different hearing aid implementations are compared in terms of power consumption, silicon area, and computing performance for the algorithms used. ...
Challenges for the design of future hearing aid processors are discussed based on current trends and developments. ...
The authors of [72] propose a sample-based perceptual multiband noise reduction algorithm as a basis for the design of a dedicated digital hearing aid architecture. ...
doi:10.1007/s11265-021-01648-0
fatcat:t52p755lgrdaden7af5ffpoise
Semi-Supervised Learning to Enhance Speech Signal for Mobile Communication
2020
SN Computer Science
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Most of the disturbances are non-stationary where the effect of noise is non-uniform for all spectral components. ...
In the projected algorithm training, the system is completed with a set of speech and noise data base. ...
In order to train the system for the noise removal properties, tuning factors should be varied for diverse kind of noise signals as given by Kamath [23] for modified spectral subtraction For the four ...
doi:10.1007/s42979-020-00374-x
fatcat:pj6pch3bibamzmfsuzglgibwp4
A Survey on Techniques for Enhancing Speech
2018
International Journal of Computer Applications
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Various methods used include wiener filter, statistical methods, subspace method, basic spectral subtraction method and spectral subtraction. ...
Some of the interferences that may affect the speech quality of transit include acoustic additive noise, acoustic reverberation or white Gaussian noise. ...
It refines speech and reduces noise, it is used in a variety of domains for example to assist in hearing and other applications such as mobile phones, teleconferencing system, hearing aids, voice communication ...
doi:10.5120/ijca2018916290
fatcat:24ribi6izbat5ggndg7qdame24
A New Robust Hybrid Approach to Enhance Speech in Mobile Communication Systems
2011
American Journal of Applied Sciences
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Problem statement: The received voice signal in mobile communication is often disturbed by background noise and hence there is a need for good noise reduction methods for enhancing Speech. ...
Approach: The proposed system uses the combination of dual band Spectral Subtraction method with adaptive noise estimator for pre-processing, in order to initially reduce the noise level and further the ...
in a variety of contexts, such as in environments with interfering background noise and in speech recognition systems, hands free environment for cars, hearing aids. ...
doi:10.3844/ajassp.2011.332.342
fatcat:xkk5aemluzberkjleffvstnynm
Challenges and Recent Developments in Hearing Aids: Part I. Speech Understanding in Noise, Microphone Technologies and Noise Reduction Algorithms
2004
Trends in Amplification
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This review discusses the challenges in hearing aid design and fitting and the recent developments in advanced signal processing technologies to meet these challenges. ...
These technologies include the microphone technologies that take advantage of the spatial differences between speech and noise and the noise reduction algorithms that take advantage of the spectral difference ...
In theory, multichannel adaptive noise reduction algorithms are the most effective in their noise reduction efforts when there is spectral differences between speech and noise. ...
doi:10.1177/108471380400800302
pmid:15678225
pmcid:PMC4111442
fatcat:uabs4ynqjzd4fny5ldqh5safyi
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