Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Nikolai Simonov"'
Autor:
Nikolai Simonov, Seong-Ho Son
Publikováno v:
IEEE Access, Vol 9, Pp 111231-111237 (2021)
One of the most challenging problems in microwave tomography is the reconstruction of dielectric properties inside parts of the human body. This is a crucial task for medical applications such as early cancer diagnostics and focused microwave thermot
Externí odkaz:
https://doaj.org/article/b4248f5fde1b430abb1bcd53f485ab45
Publikováno v:
IEEE Microwave and Wireless Components Letters. 30:276-279
This letter proposes an improved dc-single tone approximation model to calculate the RF-dc conversion efficiency, voltage sensitivity, and input impedance of rectification circuits comprising $n$ diodes. The proposed model is based on the energy bala
Autor:
Nikolai Simonov
Publikováno v:
Sensors
Volume 23
Issue 3
Pages: 1247
Volume 23
Issue 3
Pages: 1247
This article proposes the application of a new mathematical model of spots for solving inverse problems using a learning method, which is similar to using deep learning. In general, the spots represent vague figures in abstract “information spaces
Publikováno v:
IEEE Antennas and Wireless Propagation Letters. 18:1631-1635
The interaction of millimeter waves with lossy bodies is of interest for applications such as remote sensing, imaging, security screening, and military applications. A new approximate simulation method is proposed for the electromagnetic (EM) scatter
Publikováno v:
Radio Science. 53:1452-1471
Autor:
Kwang Jae Lee, Soon Ik Jeon, Nam Sung Kim, Joon Shik Yoon, Nikolai Simonov, Bo Ra Kim, Jang Yeol Kim, Seng Ho Son
Publikováno v:
IET Microwaves, Antennas & Propagation. 12:1901-1907
This study is a computational study on focused microwave thermotherapy for knee pathological treatment using the time reversal (TR) principle in musculoskeletal disorders. The authors presented a modified TR algorithm with amplitude compensation for
Publikováno v:
IEEE Transactions on Medical Imaging. 36:2160-2170
This paper describes a fast-forward electromagnetic solver (FFS) for the image reconstruction algorithm of our microwave tomography system. Our apparatus is a preclinical prototype of a biomedical imaging system, designed for the purpose of early bre
Publikováno v:
Perm National Research Polytechnic University Aerospace Engineering Bulletin. :46-58
Publikováno v:
2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama).
In recent years, microwave imaging technology has been successfully used for nondestructive testing of cryogenic fuel tanks foam insulation in the space industry. In this application, solving the inverse scattering problem becomes complicated due to
Autor:
Nam Kim, Seong-Ho Son, Kwang-Jae Lee, Bo-Ra Kim, Jang-Yeol Kim, Nikolai Simonov, Soon-Ik Jeon, Jong-Moon Lee, Hyuk-Je Kim
Publikováno v:
Microwave and Optical Technology Letters. 57:2445-2448
This article presents the image reconstruction results of measurement data from a preliminary test using the first-developed precision microwave tomography (MT) system operating at 3–6 GHz for medical diagnosis. A simple phantom is used in the MT s