Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Mohamed Atef Abbas"'
Autor:
Mohamed Atef Abbas, Mehmet Faruk Cengiz, A. M. M. A. Allam, Diaa E. Fawzy, Hadia M. Elhennawy, Mohamed Fathy Abo Sree
Publikováno v:
IEEE Access, Vol 10, Pp 129781-129790 (2022)
A novel circular reconfigurable metasurface (MS) based compact ultra-wideband (UWB) hybrid coupler is developed for Ku-band applications. The coupler is developed using the substrate-integrated gap waveguide (SIGW) technology. The coupler structure c
Externí odkaz:
https://doaj.org/article/58c871516fd3498f94af43687dc8c069
Autor:
Mohamed Atef Abbas, Abdelmegid Allam, Abdelhamid Gaafar, Hadia M. Elhennawy, Mohamed Fathy Abo Sree
Publikováno v:
Sensors, Vol 23, Iss 5, p 2702 (2023)
This paper presents a printed multiple-input multiple-output (MIMO) antenna with the advantages of compact size, good MIMO diversity performance and simple geometry for fifth-generation (5G) millimeter-wave (mm-Wave) applications. The antenna offers
Externí odkaz:
https://doaj.org/article/d2145a9d64ca4bf5acca90a4d891a2ac
Autor:
Mohamed Atef Abbas, Hadia El Henawwy, Abdelhamid Gaafar, A. M. M. A. Allam, Mohamed Fathy Abo Sree
Publikováno v:
2021 International Telecommunications Conference (ITC-Egypt).
This paper introduces a multi-layered Egypt flag-superstrate-based antenna design with high gain for X band application. For the sake of improving the performance, two multilayer superstrates of $\varepsilon=\mathrm{4.4}$ are used to form the flag an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8d569c465b6b48d70e23129ac31adb6f
https://doi.org/10.1109/itc-egypt52936.2021.9513966
https://doi.org/10.1109/itc-egypt52936.2021.9513966
Publikováno v:
TDX (Tesis Doctorals en Xarxa)
TDR. Tesis Doctorales en Red
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
TDR. Tesis Doctorales en Red
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
This PhD dissertation proposes a new transformer, i.e., the Custom Power Active Transformer, characterized by a specific design of its magnetic circuit and auxiliary windings which allows shunt and series compensation to the power system in a single
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::558c7201718896818f9205e5b99e981c
http://hdl.handle.net/10803/620735
http://hdl.handle.net/10803/620735
Autor:
Remon, Daniel, Cantarellas, Antoni M., Elsaharty, Mohamed Atef Abbas, Koch-Ciobotaru, Cosmin, Rodriguez, Pedro
Publikováno v:
2015 European Conference on Circuit Theory & Design (ECCTD); 2015, p1982-1987, 6p
Autor:
Remon, Daniel, Cantarellas, Antoni M., Elsaharty, Mohamed Atef Abbas, Koch-Ciobotaru, Cosmin, Rodriguez, Pedro
Publikováno v:
2015 European Conference on Circuit Theory & Design (ECCTD); 2015, p47-53, 7p
Publikováno v:
Volume: 2, Issue: 4 59-63
International Journal of Applied Mathematics Electronics and Computers
International Journal of Applied Mathematics Electronics and Computers
Orthogonal Frequency Division Multiplexing (OFDM) is an attractive and promising technique for fourth generation wireless communication. In general, the High Peak-to-Average Power Ratio (PAPR) of transmitted signals for OFDM systems reduces the syste
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25286819d73c264c170b6b7cab59ee9f
https://doi.org/10.18100/ijamec.18873
https://doi.org/10.18100/ijamec.18873
Autor:
Abbas, Mohamed Atef1,2 (AUTHOR) m.atef.abbas@aast.edu, Allam, Abdelmegid3 (AUTHOR), Gaafar, Abdelhamid2 (AUTHOR), Elhennawy, Hadia M.1 (AUTHOR), Sree, Mohamed Fathy Abo2 (AUTHOR) m.atef.abbas@aast.edu
Publikováno v:
Sensors (14248220). Mar2023, Vol. 23 Issue 5, p2702. 14p.
Publikováno v:
Journal of VLSI Circuits & Systems (JVCS); 2023, Vol. 5 Issue 1, p61-66, 6p
Publikováno v:
Sensors (14248220). Feb2022, Vol. 22 Issue 3, p1052. 1p.