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15 Results Found

  • Article
  • Open Access
1,125 Views
15 Pages

Transmit–Receive Module Diagnostic of Active Phased Array Antenna Using Side-Lobe Blanking Channel

  • Hongwoo Park,
  • Wonjin Lee,
  • Hyun Seok Oh,
  • Seunghee Seo,
  • Shin Young Cho and
  • Hongjoon Kim

23 October 2025

This article presents a diagnostic method for transmit–receive modules (TRMs) in an airborne active phased array antenna (APAA). Given the spatial constraints of airborne radar systems, the diagnostic functionality was implemented using the per...

  • Article
  • Open Access
12 Citations
3,542 Views
17 Pages

Radiation Properties of Conformal Antennas: The Elliptical Source

  • Giovanni Leone,
  • Fortuna Munno and
  • Rocco Pierri

The solution of inverse source problems by numerical procedures requires the investigation of the number of independent pieces of information that can be reconstructed stably. To this end, the mathematical properties of the relevant operators are to...

  • Article
  • Open Access
8 Citations
3,271 Views
13 Pages

MiWEndo: Evaluation of a Microwave Colonoscopy Algorithm for Early Colorectal Cancer Detection in Ex Vivo Human Colon Models

  • Marta Guardiola,
  • Walid Dghoughi,
  • Roberto Sont,
  • Alejandra Garrido,
  • Sergi Marcoval,
  • Luz María Neira,
  • Ignasi Belda and
  • Glòria Fernández-Esparrach

29 June 2022

This study assesses the efficacy of detecting colorectal cancer precursors or polyps in an ex vivo human colon model with a microwave colonoscopy algorithm. Nowadays, 22% of polyps go undetected with conventional colonoscopy, and the risk of cancer a...

  • Article
  • Open Access
2 Citations
1,913 Views
16 Pages

Non-Uniform Antenna Array for Enhanced Medical Microwave Imaging

  • Younis M. Abbosh,
  • Kamel Sultan,
  • Lei Guo and
  • Amin Abbosh

17 May 2025

A non-uniform antenna array is proposed to enhance the accuracy of medical microwave imaging systems by increasing the amount of useful information captured about the imaged domain without increasing the number of antennas. These systems have so far...

  • Article
  • Open Access
9 Citations
3,926 Views
23 Pages

Planar Array Diagnostic Tool for Millimeter-Wave Wireless Communication Systems

  • Oluwole J. Famoriji,
  • Zhongxiang Zhang,
  • Akinwale Fadamiro,
  • Rabiu Zakariyya and
  • Fujiang Lin

In this paper, a diagnostic tool or procedure based on Bayesian compressive sensing (BCS) is proposed for identification of failed element(s) which manifest in millimeter-wave planar antenna arrays. With adequate a priori knowledge of the reference a...

  • Article
  • Open Access
575 Views
19 Pages

Detection of Brain Tumors Using UWB Antennas in a High-Fidelity Phantom Model

  • Luis E. Román,
  • Alberto Reyna,
  • Luz I. Balderas and
  • Marco A. Panduro

19 November 2025

This research presents an ultra-wideband antenna array for the non-invasive early detection of brain tumors. The primary objective of this work is to evaluate the detection capabilities of a proposed Vivaldi antenna array system for identifying small...

  • Article
  • Open Access
9 Citations
5,555 Views
29 Pages

Advanced Radio Frequency Applicators for Thermal Magnetic Resonance Theranostics of Brain Tumors

  • Nandita Saha,
  • Andre Kuehne,
  • Jason M. Millward,
  • Thomas Wilhelm Eigentler,
  • Ludger Starke,
  • Sonia Waiczies and
  • Thoralf Niendorf

14 April 2023

Thermal Magnetic Resonance (ThermalMR) is a theranostic concept that combines diagnostic magnetic resonance imaging (MRI) with targeted thermal therapy in the hyperthermia (HT) range using a radiofrequency (RF) applicator in an integrated system. The...

  • Article
  • Open Access
6 Citations
2,754 Views
20 Pages

29 May 2022

Injuries to the hamstring muscles are an increasing problem in sports. Imaging plays a key role in diagnosing and managing athletes with muscle injuries, but there are several problems with conventional imaging modalities with respect to cost and ava...

  • Article
  • Open Access
6 Citations
3,412 Views
11 Pages

Development of a Solid and Flexible Matching Medium for Microwave Medical Diagnostic Systems

  • Amin Moradpour,
  • Olympia Karadima,
  • Ivan Alic,
  • Mykolas Ragulskis,
  • Ferry Kienberger and
  • Panagiotis Kosmas

This paper reports the development of a new composite material as a matching medium for medical microwave diagnostic systems, where maximizing the microwave energy that penetrates the interrogated tissue is critical for improving the quality of the d...

  • Article
  • Open Access
1,268 Views
37 Pages

Conformal On-Body Antenna System Integrated with Deep Learning for Non-Invasive Breast Cancer Detection

  • Marwa H. Sharaf,
  • Manuel Arrebola,
  • Khalid F. A. Hussein,
  • Asmaa E. Farahat and
  • Álvaro F. Vaquero

28 July 2025

Breast cancer detection through non-invasive and accurate techniques remains a critical challenge in medical diagnostics. This study introduces a deep learning-based framework that leverages a microwave radar system equipped with an arc-shaped array...

  • Article
  • Open Access
10 Citations
2,971 Views
22 Pages

Multi-Damage Detection in Composite Space Structures via Deep Learning

  • Federica Angeletti,
  • Paolo Gasbarri,
  • Massimo Panella and
  • Antonello Rosato

29 August 2023

The diagnostics of environmentally induced damages in composite structures plays a critical role for ensuring the operational safety of space platforms. Recently, spacecraft have been equipped with lightweight and very large substructures, such as an...

  • Article
  • Open Access
8 Citations
4,203 Views
18 Pages

3 June 2021

The design of a microelectromechanical systems (MEMS) ultra-wideband (UWB) RMS power sensor is presented. The sensor incorporates a microfabricated Fe-Co-B core planar inductor and a microfabricated vibrating diaphragm variable capacitor on adhesivel...

  • Article
  • Open Access
5 Citations
2,472 Views
17 Pages

Early Detection of Alzheimer’s Disease via Machine Learning-Based Microwave Sensing: An Experimental Validation

  • Leonardo Cardinali,
  • Valeria Mariano,
  • David O. Rodriguez-Duarte,
  • Jorge A. Tobón Vasquez,
  • Rosa Scapaticci,
  • Lorenzo Crocco and
  • Francesca Vipiana

25 April 2025

The early diagnosis of Alzheimer’s disease remains an unmet medical need due to the cost and invasiveness of current methods. Early detection would ensure a higher quality of life for patients, enabling timely and suitable treatment. We investi...

  • Article
  • Open Access
2 Citations
3,056 Views
27 Pages

Helmet Radio Frequency Phased Array Applicators Enhance Thermal Magnetic Resonance of Brain Tumors

  • Faezeh Rahimi,
  • Bilguun Nurzed,
  • Thomas W. Eigentler,
  • Mostafa Berangi,
  • Eva Oberacker,
  • Andre Kuehne,
  • Pirus Ghadjar,
  • Jason M. Millward,
  • Rolf Schuhmann and
  • Thoralf Niendorf

Thermal Magnetic Resonance (ThermalMR) integrates Magnetic Resonance Imaging (MRI) diagnostics and targeted radio-frequency (RF) heating in a single theranostic device. The requirements for MRI (magnetic field) and targeted RF heating (electric field...

  • Article
  • Open Access
586 Views
16 Pages

Reconstruction of Respiratory Flow from an Impedance-Based Contactless Sensor System

  • Moritz Bednorz,
  • Jan Ringkamp,
  • Lara-Jasmin Behrend,
  • Philipp Lebhardt and
  • Jens Langejürgen

21 November 2025

Conventional respiratory monitoring is often invasive, while most non-contact technologies like radar or cameras are limited to estimating respiratory rate, failing to reconstruct the detailed waveform of the respiratory flow itself. This gap limits...