Design of frequency-invariant uniform concentric circular arrays with first-order directional microphones

J Wang, F Yang, Z Yan, J Yang - Signal Processing, 2024 - Elsevier
Most of the existing frequency-invariant beamformers (FIBs) with circular arrays are
implemented with omnidirectional microphones, where uniform circular arrays (UCAs) and …

Multichannel speech enhancement with own voice-based interfering speech suppression for hearing assistive devices

P Hoang, JM De Haan, ZH Tan… - IEEE/ACM Transactions …, 2022 - ieeexplore.ieee.org
Enhancementof a desired speech signal in the presence of competing or interfering speech
remains an unsolved problem, as it can be hard to determine which of the speech signals is …

Wideband relative transfer function (rtf) estimation exploiting frequency correlations

G Bologni, RC Hendriks… - IEEE Transactions on …, 2025 - ieeexplore.ieee.org
This article focuses on estimating relative transfer functions (RTFs) for beamforming
applications. Traditional methods often assume that spectra are uncorrelated, an …

Alternating Least-Squares-Based Microphone Array Parameter Estimation for A Single-Source Reverberant and Noisy Acoustic Scenario

C Li, RC Hendriks - IEEE/ACM Transactions on Audio, Speech …, 2023 - ieeexplore.ieee.org
Acoustic-scene-related parameters such as relative transfer functions (RTFs) and power
spectral densities (PSDs) of the target source, late reverberation and ambient noise are …

Speech Enhancement in Hearing Aids Using Target Speech Presence Estimation Based on a Delayed Remote Microphone Signal

V Sathyapriyan, MS Pedersen… - ICASSP 2024-2024 …, 2024 - ieeexplore.ieee.org
Speech enhancement in hearing aids (HAs) can take advantage of a wireless remote
microphone (RM) having a better signal-to-noise ratio than the HA microphones. However …

Speech enhancement using binary estimator selection applied to hearing aids with a remote microphone

V Sathyapriyan, MS Pedersen… - … on Frontiers of …, 2023 - ieeexplore.ieee.org
This paper introduces a speech enhancement algorithm for hearing assistive devices, eg,
hearing aids, connected to a remote microphone. Remote microphones are especially …

Adaptive time segmentation for improved signal model parameter estimation for a single-source scenario

C Li, RC Hendriks - 2023 57th Asilomar Conference on Signals …, 2023 - ieeexplore.ieee.org
Estimating the parameters that describe the acoustic scene is very important for many
microphone array applications. For example, consider the power spectral densities (PSDs) …

Joint maximum likelihood estimation of microphone array parameters for a reverberant single source scenario

C Li, J Martinez, RC Hendriks - IEEE/ACM Transactions on …, 2023 - ieeexplore.ieee.org
Estimation of the acoustic-scene related parameters such as relative transfer functions
(RTFs) from source to microphones, source power spectral densities (PSDs) and PSDs of …

HEARING DEVICE COMPRISING A SPEECH INTELLIGIBILITY ESTIMATOR

J Jensen, AH Andersen - US Patent App. 18/591,524, 2024 - freepatentsonline.com
A hearing device, eg a hearing aid, comprises a) an input unit configured to provide at least
one time-variant electric input signal representing sound, the at least one electric input …

Hearing system comprising a database of acoustic transfer functions

J Jensen, MS Pedersen, S FELDT, S PETRI… - US Patent App. 18 …, 2024 - Google Patents
A hearing system comprises a) a multitude of M of microphones providing M corresponding
electric input signals xm (n), m= 1,..., M, and n representing time, b) a processor connected …