Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Video

Updated: Jun 27, 2026

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Published on: September 7, 2018

MxArray: A Modular, Multiplexed, and Massive MEMS-Based Acoustic Array.

Ricardo Moreno¹, Jorge Ortigoso-Narro², Daniel de la Prida³

¹Department of Aerospace Engineering, Universidad Carlos III de Madrid, 28911 Leganés, Spain.

Sensors (Basel, Switzerland)

|June 26, 2026

Summary

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Editorial to the Special Issue "Recent Advances in Optical Wireless Communications".

Sensors (Basel, Switzerland)·2026

Same author

A Cross-Layer Framework Integrating RF and OWC with Dynamic Modulation Scheme Selection for 6G Networks.

Sensors (Basel, Switzerland)·2026

Same author

Urban Road Surface Discrimination by Tire-Road Noise Analysis and Data Clustering.

Sensors (Basel, Switzerland)·2022

Same author

Lights and Shadows: A Comprehensive Survey on Cooperative and Precoding Schemes to Overcome LOS Blockage and Interference in Indoor VLC.

Sensors (Basel, Switzerland)·2021

Same author

Evaluation of Colombian Crops Fibrous Byproducts for Potential Applications in Sustainable Building Acoustics.

Polymers·2021

This study introduces MxArray, a low-cost, modular acoustic array system for aeroacoustics. It enables high-density microphone measurements using an embedded Linux system, offering a scalable solution for complex sensing needs.

Area of Science:

Acoustics
Embedded Systems Engineering
Signal Processing

Background:

State-of-the-art acoustic arrays often use expensive, specialized hardware.
There's a need for modular, high-density sensing in aeroacoustics.
Existing solutions lack flexibility and cost-effectiveness for complex environments.

Purpose of the Study:

To present the design of a multiplexed, modular, scalable, and low-cost massive acoustic array (MxArray).
To enable high-density microphone measurements in complex aeroacoustics environments.
To provide a practical and cost-effective alternative to existing acoustic array systems.

Main Methods:

Utilized an embedded Linux system with an AM3358 SoC microprocessor.
Implemented a Time-Division Multiplexing (TDM) scheme to handle 64 microphones per module.

Keywords:

MEMS microphone array embedded system massive acoustic array multichannel audio serial port time-division multiplexing

More Related Videos

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Published on: October 1, 2007

An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

Published on: September 24, 2017

Related Experiment Videos

Last Updated: Jun 27, 2026

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Fabrication of a Multiplexed Artificial Cellular MicroEnvironment Array

Published on: September 7, 2018

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Published on: October 1, 2007

An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging

Published on: September 24, 2017

Employed Precision Time Protocol (PTP) and pulse injection for synchronization.

Designed a perforated, thin four-layer printed-circuit board with an Underbrink Spiral sensor pattern.

Integrated Micro-Electro-Mechanical Systems (MEMS) microphones for a cost-effective solution.

Main Results:

Developed a modular acoustic array (MxArray) capable of handling 64 microphones per module.
Achieved synchronized audio data acquisition using PTP and pulse injection.
Demonstrated a cost-effective solution with built-in Ethernet connectivity and accessible software development.
Evaluated a full-scale system with 16 modules (1024 microphones) in a honeycomb pattern.
The sensor layout achieved low sidelobe and narrow main lobe characteristics.

Conclusions:

The developed MxArray offers a practical and scalable solution for massive microphone measurements.
The system is well-suited for applications like beamforming in aeroacoustics.
This modular design provides a cost-effective and flexible approach to high-density acoustic sensing.