Practical implementation of multichannel filtered-x least mean square algorithm based on the multiple-parallel-branch with folding architecture for large-scale active …

D Shi, WS Gan, J He, B Lam - IEEE Transactions on Very Large …, 2019 - ieeexplore.ieee.org
Multichannel active noise control (MCANC) is widely recognized as an effective and efficient
solution for acoustic noise and vibration cancellation, such as in high-dimensional …

An active noise control casing using the multi-channel feedforward control system and the relative path based virtual sensing method

C Shi, Z Jia, R Xie, H Li - Mechanical Systems and Signal Processing, 2020 - Elsevier
Active noise control (ANC) is a noise reduction technique based on acoustic wave
superposition. The sound pressure level is reduced in a zone of quiet (ZoQ) by an anti-noise …

Feedforward multichannel virtual-sensing active control of noise through an aperture: Analysis on causality and sensor-actuator constraints

D Shi, WS Gan, B Lam, R Hasegawa… - The Journal of the …, 2020 - pubs.aip.org
The multichannel implementation of the auxiliary-filter-based virtual-sensing (AF-VS)
technique for active noise control applications is revisited and realized in the paper …

An optimization framework for designing robust cascade biquad feedback controllers on active noise cancellation headphones

J Wang, J Zhang, J Xu, C Zheng, X Li - Applied Acoustics, 2021 - Elsevier
This work proposes an efficient and effective method to design the fixed feedback controller
directly on active noise cancellation headphones by using the measured frequency …

Full-scale experiments on the reduction of propeller-induced aircraft interior noise with active trim panels

M Misol - Applied Acoustics, 2020 - Elsevier
Results are presented of full-scale experiments on the active reduction of rotor-induced
passenger cabin noise in a Dornier Do728 aircraft. Two active sidewall panels (smart …

Effects of active noise cancelling headphones on speech recognition

F Niu, X Qiu, D Zhang - Applied Acoustics, 2020 - Elsevier
To evaluate the influence of active noise cancelling headphones on speech recognition,
word recognition tests were performed for 16 young adults with normal hearing using 3 …

Feedback controller optimization for active noise control headphones considering frequency response mismatch between microphone and human ear

F An, Q Wu, B Liu - Applied Sciences, 2022 - mdpi.com
This paper presents an investigation on the feedback controller design for active noise
control headphones under the condition that the frequency responses of the primary and …

Optimization of a fixed virtual sensing feedback ANC controller for in-ear headphones with multiple loudspeakers

PR Benois, R Roden, M Blau… - ICASSP 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
In this paper we consider an in-ear headphone equipped with an inner microphone and
multiple loudspeakers and we propose an optimization procedure with a convex objective …

A relative path based virtual sensing method for the active feedback headrest system

C Liu, C Shi, Y Fu, H Li, C Zhu - Mechanical Systems and Signal …, 2024 - Elsevier
Virtual sensing methods (VS) enable an active noise control (ANC) system to achieve noise
reduction at a target control point, but impractical to place an error microphone for an …

Active headrest with robust performance against head movement

C Lei, J Xu, J Wang, C Zheng… - Journal of Low Frequency …, 2015 - journals.sagepub.com
In an active noise-reducing headrest with virtual microphones, the noise attenuation
achieved at the ears of the listener usually decreases significantly as the head moves away …