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Related papers: Circular Antenna Array Design for Breast Cancer De…

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Purpose: Spectral imaging is a method in medical x-ray imaging to extract information about the object constituents by the material-specific energy dependence of x-ray attenuation. The authors have investigated a photon-counting spectral…

Medical Physics · Physics 2021-01-21 Erik Fredenberg , Magnus Hemmendorff , Bjorn Cederstrom , Magnus Aslund , Mats Danielsson

This paper presents the design and implementation of a compact, cost-effective phased array antenna system. It is capable of real-time beam-steering for dynamic target-tracking applications. The system employs a 4$\times$4 rectangular…

Systems and Control · Electrical Eng. & Systems 2025-08-29 Adham Saad , Aya Sherif Nassef , Mahmoud Mohamed Elshahed , Mohamed Ismail Ahmed

In this paper, reconfigurable high gain split ring resonator microstrip patch antenna is designed and analysed. The aim to design such type antenna is to achieve multiband application which is the demand of current technology in frequency…

Signal Processing · Electrical Eng. & Systems 2018-02-07 Japit S. Sonagara , Karan H. Shah , Jaydeep D. Suvariya , Shobhit K. Patel

The method of microwave radiometry is one of the areas of medical diagnosis of breast cancer. It is based on analysis of the spatial distribution of internal and surface tissue temperatures, which are measured in the microwave (RTM) and…

Quantitative Methods · Quantitative Biology 2019-10-08 Vladislav Levshinskii , Maxim Polyakov , Alexander Losev , Alexander Khoperskov

We present the design, fabrication and measured performance of a hierarchical sinuous-antenna phased array coupled to transition-edge-sensor (TES) bolometers for measurements of the cosmic microwave background (CMB). To efficiently cover a…

Instrumentation and Methods for Astrophysics · Physics 2017-11-08 Ari Cukierman , Adrian T. Lee , Christopher Raum , Aritoki Suzuki , Benjamin Westbrook

We demonstrate an imageless method of concealed contraband detection using a real-time 75 GHz rotationally dynamic antenna array. The array measures information in the two-dimensional Fourier domain and captures a set of samples that is…

Signal Processing · Electrical Eng. & Systems 2024-10-23 Daniel Chen , Anton Schlegel , Jeffrey A. Nanzer

We propose a new model-based computer-aided diagnosis (CAD) system for tumor detection and classification (cancerous v.s. benign) in breast images. Specifically, we show that (x-ray, ultrasound and MRI) images can be accurately modeled by…

Artificial Intelligence · Computer Science 2009-06-22 Nidhal Bouaynaya , Jerzy Zielinski , Dan Schonfeld

Timely diagnosis of breast cancer is an important task. This type of breast cancer is one of the most common diseases. The method of microwave radiothermometry is a promising direction for solving this problem. The method is based on…

Medical Physics · Physics 2023-08-08 Maxim Polyakov

Large antenna arrays enable directional precoding for Millimeter-Wave (mmWave) systems and provide sufficient link budget to combat the high path-loss at these frequencies. Due to atmospheric conditions and hardware malfunction, outdoor…

Background and Objective: Accurate detection of breast masses in mammography images is critical to diagnose early breast cancer, which can greatly improve the patients survival rate. However, it is still a big challenge due to the…

Image and Video Processing · Electrical Eng. & Systems 2020-09-03 Haichao Cao

Radio interferometry most commonly involves antennas or antenna arrays of identical design. The identical antenna assumption leads to a convenient and useful mathematical simplification resulting in a scalar problem. An interesting variant…

Instrumentation and Methods for Astrophysics · Physics 2017-10-11 Adrian T. Sutinjo , Daniel Ung , Tim M. Colegate , Randall B. Wayth , Peter J. Hall , Eloy de Lera Acedo

The Microstrip antenna has been commercially used in many applications, such as direct broadcast satellite service, mobile satellite communications, global positioning system, medical hyperthermia usage, etc. The patch antenna of the size…

Information Theory · Computer Science 2014-02-04 V. Karthikeyan , V. J. Vijayalakshmi

In this work we employ the Fourier Transform Raman Spectroscopy to study normal and tumoral human breast tissues, including several subtypes of cancers. We analyzed 194 Raman spectra from breast tissues that were separated into 9 groups…

Differentiation of breast tissues is challenging in X-ray imaging because tissues might share similar or even the same linear attenuation coefficients $\mu$. Spectral computed tomography (CT) allows for more quantitative characterization in…

This project presents the design, simulation, and fabrication of a compact dual-band patch antenna using a stacked structure, targeting 2.25 to 2.35 GHz and 5.6 to 5.8 GHz ISM bands. A stacked configuration was chosen over a slotted design…

Signal Processing · Electrical Eng. & Systems 2025-04-21 Xunchi Ma

Millimeter wave (mm-wave) communications is considered a promising technology for 5G networks. Exploiting beamforming gains with large-scale antenna arrays to combat the increased path loss at mm-wave bands is one of its defining features.…

Information Theory · Computer Science 2017-04-21 Xianghao Yu , Jun Zhang , Martin Haenggi , Khaled B. Letaief

This paper describes the field research, design and comparative deployment of a multimodal medical imaging user interface for breast screening. The main contributions described here are threefold: 1) The design of an advanced visual…

Human-Computer Interaction · Computer Science 2020-06-02 Francisco Maria Calisto , Nuno Jardim Nunes , Jacinto Carlos Nascimento

Although the MUltiple SIgnal Classification (MUSIC) algorithm has demonstrated suitability as a microwave imaging technique for detecting anomalies, there is a fundamental limit that it requires a switching device to be used which permits…

Numerical Analysis · Mathematics 2025-12-03 Won-Kwang Park

This work presents a novel breast cancer imaging approach that uses compressive sensing in a hybrid Digital Breast Tomosynthesis (DBT) / Nearfield Radar Imaging (NRI) system configuration. The non-homogeneous tissue distribution of the…

Optimization and Control · Mathematics 2016-03-22 Richard Obermeier , Jose Angel Martinez Lorenzo

Fluorescence molecular tomography (FMT) has potential of providing high contrast images for breast tumor detection. Computational phantom provides a convenient way to a wide variety of fluorophore distribution configurations in patients and…

Medical Physics · Physics 2018-04-02 Yansong Zhu , Abhinav K. Jha , Arman Rahmim