Arbitrary Microphone Array Optimization Method Based on TDOA for Specific Localization Scenarios [PDF]
Sensors, 2019 Various microphone array geometries (e.g., linear, circular, square, cubic, spherical, etc.) have been used to improve the positioning accuracy of sound source localization.
Haitao Liu, Thia Kirubarajan, Qian Xiao
doaj +3 more sources
Design of UAV-Embedded Microphone Array System for Sound Source Localization in Outdoor Environments [PDF]
Sensors, 2017 In search and rescue activities, unmanned aerial vehicles (UAV) should exploit sound information to compensate for poor visual information. This paper describes the design and implementation of a UAV-embedded microphone array system for sound source ...
Kotaro Hoshiba +8 more
doaj +3 more sources
MEMS piezoelectric resonant microphone array for lung sound classification. [PDF]
J Micromech Microeng, 2023 This paper reports a highly sensitive piezoelectric microelectromechanical systems (MEMS) resonant microphone array (RMA) for detection and classification of wheezing in lung sounds.
Liu H +7 more
europepmc +2 more sources
An mm-sized biomimetic directional microphone array for sound source localization in three dimensions. [PDF]
Microsyst Nanoeng, 2022 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, utilizing sound from the X -, Y -, and Z -axes, has been less explored.
Rahaman A, Kim B.
europepmc +2 more sources
Road to Acquisition: Preparing a MEMS Microphone Array for Measurement of Fuselage Surface Pressure Fluctuations. [PDF]
Micromachines (Basel), 2021 Preparing and pre-testing experimental setups for flight tests is a lengthy but necessary task. One part of this preparation is comparing newly available measurement technology with proven setups.
Ahlefeldt T +4 more
europepmc +2 more sources
Binaural rendering from microphone array signals of arbitrary geometry [PDF]
Journal of the Acoustical Society of America, 2021 A method of binaural rendering from microphone array signals of arbitrary geometry is proposed. To reproduce binaural signals from microphone array recordings at a remote location, a spherical microphone array is generally used for capturing a soundfield.
ShÅichi Koyama, Hiroshi Saruwatari
exaly +2 more sources
Achieving 3D Beamforming by Non-Synchronous Microphone Array Measurements. [PDF]
Sensors (Basel), 2020 Beamforming technology is an essential method in acoustic imaging or reconstruction, which has been widely used in sound source localization and noise reduction.
Yu L, Guo Q, Chu N, Wang R.
europepmc +2 more sources
Microphone Array Speech Processing [PDF]
EURASIP Journal on Advances in Signal Processing, 2010 1Department of Electrical and Computer Engineering, Curtin University of Technology, Perth, WA 6845, Australia 2College of Engineering & Computer Science, The Australian National University, Canberra, ACT 0200, Australia 3 Institute of Physics, Signal Processing Group, University of Oldenburg, 26111 Oldenburg, Germany 4 School of Engineering, Bar-Ilan ...
Sven Nordholm +5 more
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CABE: A Cloud-Based Acoustic Beamforming Emulator for FPGA-Based Sound Source Localization [PDF]
Sensors, 2019 Microphone arrays are gaining in popularity thanks to the availability of low-cost microphones. Applications including sonar, binaural hearing aid devices, acoustic indoor localization techniques and speech recognition are proposed by several research ...
Laurent Segers +6 more
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Optimal Microphone Array Placement Design Using the Bayesian Optimization Method [PDF]
SensorsIn addition to the filter coefficients, the location of the microphone array is a crucial factor in improving the overall performance of a beamformer. The optimal microphone array placement can considerably enhance speech quality.
Yuhan Zhang +2 more
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