Microscale devices for biomimetic sound source localization: a review

A Rahaman, B Kim - Journal of Microelectromechanical …, 2021 - ieeexplore.ieee.org
Over the last decades, the sub–wavelength hearing capability of small living creatures has
been received huge attention in developing microscale biomimetic sound source …

Directional resonant MEMS acoustic sensor and associated acoustic vector sensor

J Ivancic, G Karunasiri, F Alves - Sensors, 2023 - mdpi.com
This paper reports on the design, modeling, analysis, and evaluation of a micro-
electromechanical systems acoustic sensor and the novel design of an acoustic vector …

An mm-sized biomimetic directional microphone array for sound source localization in three dimensions

A Rahaman, B Kim - Microsystems & Nanoengineering, 2022 - nature.com
Fly Ormia ochracea ears have been well-studied and mimicked to achieve subwavelength
directional sensing, but their efficacy in sound source localization in three dimensions …

Sound source localization in 2D using a pair of bio–inspired MEMS directional microphones

A Rahamanand, B Kim - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
The majority of fly Ormia ochracea inspired sound source localization (SSL) works are
limited to 1D, and therefore SSL in 2D can include a new vision for ambiguous acoustic …

Directional Multi-Resonant Micro-Electromechanical System Acoustic Sensor for Low Frequency Detection

J Ivancic, F Alves - Sensors, 2024 - mdpi.com
This paper reports on the design, modeling, and characterization of a multi-resonant,
directional, MEMS acoustic sensor. The design builds on previous resonant MEMS sensor …

Parametric Amplification of Acoustically Actuated Micro Beams Using Fringing Electrostatic Fields

S Lulinsky, B Torteman, BR Ilic, S Krylov - Micromachines, 2024 - mdpi.com
We report on theoretical and experimental investigation of parametric amplification of
acoustically excited vibrations in micromachined single-crystal silicon cantilevers …

MEMS Underwater Acoustic Vector Sensor Operating in Near Neutral Buoyancy Configuration

J Ivancic, J Catterlin, F Alves - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
This paper reports on the functionality of an acoustic vector sensor (AVS) for underwater
use. The AVS is comprised of two micro-electromechanical systems (MEMS) acoustic …

Analysis and design of 2-dimensional acoustic particle velocity horns

Z Zhu, W Chen, L Yang, C Gao, Y Hao… - Sensors and Actuators A …, 2022 - Elsevier
A two-dimensional acoustic horn packaged with a 2-D acoustic particle velocity sensor
(APVS) is presented. The particle velocity amplification factor of the 2-D acoustic horn is …

A low-noise bio-inspired piezoelectric MEMS directional microphone for noise monitoring

A Rahaman, B Kim - INTER-NOISE and NOISE-CON Congress …, 2020 - ingentaconnect.com
Monitoring and identifying the unwanted sound sources can be an option to control the
unwanted noise. According to WHO, about 5% people of this world are having hearing …

Artificial intelligence (AI) speaker made of bio-inspired piezoelectric MEMS directional microphone for voice differentiation in a directional range of 0°-360°

A Rahaman, B Kim - INTER-NOISE and NOISE-CON Congress …, 2020 - ingentaconnect.com
Bio-inspired directional microphone (BDM) is the talk of the town regarding its better noise
and subwavelength directivity performance as compared to conventional directional …