10 citations · 35 across the 14 of their papers we have counts for
14 papers
Ruggedized Ultrasound Sensing in Harsh Conditions: eRTIS in the wild
Dennis Laurijssen, Wouter Jansen, Arne Aerts +2
We present eRTIS, a rugged, embedded ultrasound sensing system for use in harsh industrial environments. The system features a broadband capacitive transducer and a 32-element MEMS…
ConamArray: A 32-Element Broadband MEMS Ultrasound Transducer Array
Dennis Laurijssen, Rens Baeyens, Walter Daems +1
This paper presents the ConamArray, a compact broadband ultrasound transducer array composed of 32 MEMS loudspeakers. Unlike conventional broadband transducers, which are typically…
nRTIS: Low-Cost Real-Time 3D Sonar Imaging Circular Array Supporting Beamforming for Industrial Applications
Rens Baeyens, Dennis Laurijssen, Jan Steckel +1
Conventional ultrasonic inspection systems rely on phased arrays and high-performance computing hardware, making them costly, bulky, and unsuitable for portable or embedded use. In…
High-Density MIMO Localization Using a 32x64 Ultrasonic Transducer-Microphone Array with Real-Time Data Streaming
Rens Baeyens, Dennis Laurijssen, Jan Steckel +1
In this work, we present a novel ultrasonic array system designed for high-precision localization using a large-scale MIMO (Multiple-Input Multiple-Output) architecture. The system…
PhysioEdge: Multimodal Compressive Sensing Platform for Wearable Health Monitoring
Rens Baeyens, Dennis Laurijssen, Jan Steckel +1
The integration of compressive sensing with real-time embedded systems opens new possibilities for efficient, low-power biomedical signal acquisition. This paper presents a custom…
A Wireless Self-Calibrating Ultrasound Microphone Array with Sub-Microsecond Synchronization
Dennis Laurijssen, Rens Baeyens, Walter Daems +1
We present a novel system architecture for a distributed wireless, self-calibrating ultrasound microphone network for synchronized in-air acoustic sensing. Once deployed the embedd…
Tool Wear Prediction in CNC Turning Operations using Ultrasonic Microphone Arrays and CNNs
Jan Steckel, Arne Aerts, Erik Verreycken +2
This paper introduces a novel method for predicting tool wear in CNC turning operations, combining ultrasonic microphone arrays and convolutional neural networks (CNNs). High-frequ…
Broadband MEMS Microphone Arrays with Reduced Aperture Through 3D-Printed Waveguides
Dennis Laurijssen, Walter Daems, Jan Steckel
In this paper we present a passive and cost-effective method for increasing the frequency range of ultrasound MEMS microphone arrays when using beamforming techniques. By applying…
Stabilized Adaptive Steering for 3D Sonar Microphone Arrays with IMU Sensor Fusion
Wouter Jansen, Dennis Laurijssen, Jan Steckel
This paper presents a novel software-based approach to stabilizing the acoustic images for in-air 3D sonars. Due to uneven terrain, traditional static beamforming techniques can be…
HiRIS: an Airborne Sonar Sensor with a 1024 Channel Microphone Array for In-Air Acoustic Imaging
Dennis Laurijssen, Walter Daems, Jan Steckel
Airborne 3D imaging using ultrasound is a promising sensing modality for robotic applications in harsh environments. Over the last decade, several high-performance systems have bee…
Detecting and Classifying Bio-Inspired Artificial Landmarks Using In-Air 3D Sonar
Maarten de Backer, Wouter Jansen, Dennis Laurijssen +3
Various autonomous applications rely on recognizing specific known landmarks in their environment. For example, Simultaneous Localization And Mapping (SLAM) is an important techniq…
In-Air Imaging Sonar Sensor Network with Real-Time Processing Using GPUs
Wouter Jansen, Dennis Laurijssen, Robin Kerstens +2
For autonomous navigation and robotic applications, sensing the environment correctly is crucial. Many sensing modalities for this purpose exist. In recent years, one such modality…
Automatic Calibration of a Six-Degrees-of-Freedom Pose Estimation System
Wouter Jansen, Dennis Laurijssen, Walter Daems +1
Systems for estimating the six-degrees-of-freedom human body pose have been improving for over two decades. Technologies such as motion capture cameras, advanced gaming peripherals…
Real-Time Sonar Fusion for Layered Navigation Controller
Wouter Jansen, Dennis Laurijssen, Jan Steckel
Navigation in varied and dynamic indoor environments remains a complex task for autonomous mobile platforms. Especially when conditions worsen, typical sensor modalities may fail t…