Microwave imaging of breast tumor using time-domain UWB circular-SAR technique

D Oloumi, RSC Winter, A Kordzadeh… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
This paper explores the competency of the time domain ultra-wideband (UWB)-circular
synthetic aperture radar (CSAR) to image the breast and detect tumors. The image …

Design of pulse characteristics for near-field UWB-SAR imaging

D Oloumi, JW Ting, K Rambabu - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, the design of pulse characteristics to achieve the desired image resolution for
near-field synthetic aperture radar is presented. Gaussian and chirp pulses, which are the …

FMCW SAR system for near-distance imaging applications—Practical considerations and calibrations

JW Ting, D Oloumi, K Rambabu - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A combination of frequency-modulated continuous-wave (FMCW) technology with a
synthetic aperture radar (SAR) technique is a highly sought after method, which leads to a …

Imaging of oil-well perforations using UWB synthetic aperture radar

D Oloumi, MI Pettersson, P Mousavi… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Ultrawideband (UWB) synthetic aperture radar (SAR) as a tool for oil well perforation
monitoring is experimentally investigated in this paper. Experiments are conducted on a lab …

Metal-cased oil well inspection using near-field UWB radar imaging

D Oloumi, K Rambabu - IEEE Transactions on Geoscience and …, 2018 - ieeexplore.ieee.org
In this paper, monitoring of metal-cased oil wells using the ultrawideband (UWB) radar is
proposed. The inspection includes the detection and imaging of perforations and corroded …

SAGD process monitoring in heavy oil reservoir using UWB radar techniques

D Oloumi, KKM Chan, P Boulanger… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, practical considerations for steam assisted gravity drainage (SAGD) monitoring
using ultra-wideband (UWB) radar are studied. The SAGD process and important factors to …

A modified TEM horn antenna customized for oil well monitoring applications

D Oloumi, P Mousavi, MI Pettersson… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
A TEM horn antenna with modified radiation pattern customized for oil well monitoring
application is presented in this paper. The antenna is designed to operate in an oil saturated …

Breast tumor detection using UWB circular-SAR tomographic microwave imaging

D Oloumi, P Boulanger, A Kordzadeh… - 2015 37th Annual …, 2015 - ieeexplore.ieee.org
This paper describes the possibility of detecting tumors in human breast using ultra-
wideband (UWB) circular synthetic aperture radar (CSAR). CSAR is a subset of SAR which …

Ultra-wideband synthetic aperture radar imaging: Theory and applications

D Oloumi - 2016 - era.library.ualberta.ca
Ultra wideband (UWB)-synthetic aperture radars are emerging devices that are ideal for
sensing and imaging applications in many special conditions such as monitoring …

Clutter removal of near-field UWB SAR imaging for pipeline penetrating radar

A Akbarpour, S Chamaani, J Sachs… - IEEE journal of …, 2020 - ieeexplore.ieee.org
Recently, ultrawideband (UWB) near-field synthetic aperture radar (SAR) imaging has been
proposed for pipeline penetrating radar applications thanks to its capability in providing …