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Controlling chaotic vocal fold oscillations in the numerical production of vowel sounds
(Elsevier, 2024-03)
Lumped mass models have been studied in depth to unveil the complex nonlinear physics of phonation. Even in the case of simple symmetric models, slight changes in muscle restoring forces or excessive ...
Format frequency tuning of three-dimensional MRI-based vocal tracts for the finite element synthesis of vowels
(IEEE, 2024-05)
Nowadays it is possible to acquire three-dimensional (3D) geometries of the vocal tract by means of Magnetic Resonance Imaging (MRI) and introduce them into a 3D acoustic model to obtain their frequency ...
Sons al Balcó: A Comparative Analysis of WASN-Based LAeq Measured Values with Perceptual Questionnaires in Barcelona during the COVID-19 Lockdown
(MDPI : Molecular Diversity Preservation International, 2024-03-03)
improvement in the urban noise pollution that could be objectively measured in those cities with acoustic sensor networks deployed. This significant change in the urban soundscapes was also perceived ...
Acoustic Comfort Prediction: Integrating Sound Event Detection and Noise Levels from a Wireless Acoustic Sensor Network
(MDPI : Molecular Diversity Preservation International, 2024-07-07)
There is an increasing interest in accurately evaluating urban soundscapes to reflect citizens’ subjective perceptions of acoustic comfort. Various indices have been proposed in the literature to achieve ...
Antenna Booster Element for Multiband Operation
(MDPI : Molecular Diversity Preservation International, 2024-04-30)
The escalating demand for versatile wireless devices has fostered the need to reduce the antenna footprint to support the integration of multiple new functionalities. This poses a significant challenge ...
Tunable Architecture for Multiple Form Factors With an Antenna Booster Element for Multiband Operation
(IEEE, 2024-11-11)
Wearables, trackers, and sensors all fall under the category of IoT (Internet of Things) devices. Despite their differences in size, the efficiency of their antennas is crucial, especially considering ...
Overview of Reconfigurable Antenna Systems for IoT Devices
(MDPI : Molecular Diversity Preservation International, 2024-10-10)
The proliferation of Internet of Things (IoT) devices, such as trackers and sensors, necessitates a delicate balance between device miniaturization and performance. This extends to the antenna system, ...
Reconfigurable Antenna Booster System for Multiband Operation in IoT Devices With an SP4T Switch
(IEEE, 2024-01-29)
The increase in the IoT (Internet of Things), such as trackers and sensors, puts pressure on device
dimensions and performance. This is translated to the antenna system since it has to be both efficient ...