Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Hamid Torpi"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-22 (2024)
Abstract In this study, in order to characterize the buried object via deep-learning-based surrogate modeling approach, 3-D full-wave electromagnetic simulations of a GPR model have been used. The task is to independently predict characteristic param
Externí odkaz:
https://doaj.org/article/08d3ca1e70f04b52b7017fda1a229bd2
Autor:
Reyhan Yurt, Hamid Torpi, Ahmet Kizilay, Slawomir Koziel, Anna Pietrenko-Dabrowska, Peyman Mahouti
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-22 (2023)
Abstract This work addresses artificial-intelligence-based buried object characterization using FDTD-based electromagnetic simulation toolbox of a Ground Penetrating Radar (GPR) to generate B-scan data. In data collection, FDTD-based simulation tool,
Externí odkaz:
https://doaj.org/article/829e5a46da3549538cfeeade7b2b7660
Publikováno v:
IEEE Access, Vol 11, Pp 115688-115698 (2023)
Radial Line Slot Array (RLSA) antennas have appealing features including high gain and high efficiency combined with a low profile. Especially by highlighting their structural simplicity, RLSA antennas can be good competitors to reflector antennas if
Externí odkaz:
https://doaj.org/article/34f21113cf244ff49f6696b31d2d8cfe
Publikováno v:
IEEE Access, Vol 11, Pp 13309-13323 (2023)
This work addresses artificial-intelligence-based buried object characterization using 3-D full-wave electromagnetic simulations of a ground penetrating radar (GPR). The task is to characterize cylindrical shape, perfectly electric conductor (PEC) ob
Externí odkaz:
https://doaj.org/article/90798f5e430a4edf87dce175e440b485
Autor:
Hakki Ekin Ozdemir, Muhammet Hilmi Nisanci, Fatih Ustuner, Ahmet Yasin Citkaya, Hamid Torpi, Mucahid Taha Mersin, Ridvan Aba, Coskun Cosar
This paper presents a novel hybrid nested reverberation chamber measurement technique for shielding effectiveness measurement of the conductive fabrics. The test setup consists of a conventional outer reverberation chamber and a small inner chamber w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f3e6cdd5fc39d34e21ad810645c074f3
http://hdl.handle.net/11467/6161
http://hdl.handle.net/11467/6161
Autor:
Reyhan Yurt, Hamid Torpi
Publikováno v:
2020 International Congress on Human-Computer Interaction, Optimization and Robotic Applications (HORA).
Herein, a Ground Penetrating Radar (GPR) problem is defined and modelled with CST 3-D full-wave electromagnetic (EM) simulation environment. The target which has various radius is placed at different depth of soil, then reflected normalized power is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d2ba7efe9bdf749418392d7bdb403cc6
https://doi.org/10.1109/hora49412.2020.9152599
https://doi.org/10.1109/hora49412.2020.9152599
Autor:
Hamid Torpi, Harun Mecidoglu
Publikováno v:
Materials Science Forum. 915:231-236
In this thesis, the RF front-end was done at K/Ka (18-27 GHz/26.5-40 GHz) bands used for satellite communication and satellite TV [1]. In this study, vertical polarized signal transmission and horizontal polarized signal reception were performed. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e189b4851c7867f814cce840d4dcef03
https://doi.org/10.4028/www.scientific.net/msf.915.231
https://doi.org/10.4028/www.scientific.net/msf.915.231
Autor:
Hamid Torpi, Reyhan Yurt
In this paper, by using NI LabVIEW graphical programming, wave propagation in two-dimensional space is modelled with FDTD (Finite Difference Time Domain) method. FDTD method is applied to an infinitely long parallel plate waveguide for TM mode by usi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::87ee1ccceec11d70080c693c910c3049
https://aperta.ulakbim.gov.tr/record/75977
https://aperta.ulakbim.gov.tr/record/75977
Autor:
Salih Mehmed Bostan, Hamid Torpi
Publikováno v:
Radioengineering. 2015 vol. 24, č. 4, s. 912-916. ISSN 1210-2512
A wideband I-type rectangular waveguide rotary joint (RJ) is designed, simulated and built. It has an excel- lent performance over the whole Ku Band (10.7-14.5 GHz) where the return loss is less than -23 dB at its highest and the insertion loss is be
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e649693d949397e80a34e3b03cdf4952
https://doi.org/10.13164/re.2015.0912
https://doi.org/10.13164/re.2015.0912
Autor:
Y.L. Chen, S.J. Cai, Kang L. Wang, K. Alt, Hamid Torpi, Jiang Li, Tatsuo Itoh, Sang Yun Lee, B.A. Cetiner, C.P. Wen
Publikováno v:
IEEE Transactions on Electron Devices. 48:495-501
In this paper, the first gallium nitride (GaN) based high electron mobility transistor (HEMT) power amplifier design using an artificial neural network (ANN) modeling technique is presented. The ANN technique was used to model the small signal behavi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::be49938cad051b46877da93ffef251d4
https://doi.org/10.1109/16.906442
https://doi.org/10.1109/16.906442