Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Maha Achour"'
Autor:
Eduardo Martinez-de-Rioja, Alvaro F. Vaquero, Manuel Arrebola, Eduardo Carrasco, Jose A. Encinar, Safa Salman, Maha Achour
Publikováno v:
2022 16th European Conference on Antennas and Propagation (EuCAP).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b4ab86a50a623adcff22f6d504e3a20b
https://doi.org/10.23919/eucap53622.2022.9769652
https://doi.org/10.23919/eucap53622.2022.9769652
Autor:
Eduardo Martinez-de-Rioja, Álvaro F. Vaquero, Manuel Arrebola, Eduardo Carrasco, Jose A. Encinar, Maha Achour
Publikováno v:
WOS:000818589800001
This paper presents the design of two passive shaped-beam reflectarrays acting as passive intelligent reflecting surfaces (IRSs) to enhance 5G millimeter-wave coverage in the 27.2–28.2 GHz band. The reflectarray panels have been designed to generat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e2bc5c0d59dc555c9ea2c487c539847
http://hdl.handle.net/10651/66782
http://hdl.handle.net/10651/66782
Autor:
Maha Achour
Publikováno v:
SAE Technical Paper Series.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bb723cee9a5e2e447e58d85d40fbbe22
https://doi.org/10.4271/2021-01-1005
https://doi.org/10.4271/2021-01-1005
Autor:
Alvaro F. Vaquero, Eduardo Carrasco, Jose A. Encinar, Manuel Arrebola, Maha Achour, Eduardo Martinez-de-Rioja
Publikováno v:
2021 15th European Conference on Antennas and Propagation (EuCAP).
This contribution presents the design of a passive shaped-beam reflectarray to improve coverage in 5G cellular networks. The reflectarray has been designed to produce a broadened and deflected beam in dual-linear polarization at 27.7 GHz. The unit ce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ee28912a40a22c705889fe0ba9a92f3
https://doi.org/10.23919/eucap51087.2021.9411196
https://doi.org/10.23919/eucap51087.2021.9411196
Publikováno v:
2010 IEEE MTT-S International Microwave Symposium.
A novel and simple architecture for improving efficiency, bandwidth and linearity at backed-off RF power is presented. It is accomplished by a distributed amplifier with proper turn on and off of the transistor devices via an RF detector. Neither RF
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8dd2868333fd0ceae0d37f76ead4401
https://doi.org/10.1109/mwsym.2010.5515164
https://doi.org/10.1109/mwsym.2010.5515164
Publikováno v:
2009 IEEE International Workshop on Antenna Technology.
In this paper, two novel ultra-wideband (UWB) antenna designs based on Composite Right-Left Handed (CRLH) Metamaterial (MTM) structures are elaborated. With CRLH MTM technology embedded, the proposed UWB antenna designs present best in class radiatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b21aaf5d6d8b04eec8fe2615da8628be
https://doi.org/10.1109/iwat.2009.4906939
https://doi.org/10.1109/iwat.2009.4906939
Publikováno v:
2009 IEEE International Workshop on Antenna Technology.
This paper presents a dualband MIMO antenna subsystem which employs two dualband metamaterial antenna elements and a directional coupler. The strong coupling between adjacent antennas due to their close proximity is reduced to achieve the full potent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a94d5ff74025ede8ab15a65199283f03
https://doi.org/10.1109/iwat.2009.4906931
https://doi.org/10.1109/iwat.2009.4906931
Publikováno v:
2009 IEEE International Workshop on Antenna Technology.
In the digital world, Moore's Law states the number of transistors on Integrated Circuits (ICs) has been doubling every two years since 1965. While these ICs occupy only 10% of the wireless communication device area, the remaining 90%, referred to as
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5dc12728c18d0a4fa6bf0cf08070f3b8
https://doi.org/10.1109/iwat.2009.4906933
https://doi.org/10.1109/iwat.2009.4906933
Publikováno v:
2008 IEEE MTT-S International Microwave Symposium Digest.
This paper introduces different types of N-way metamaterial radial power combiners/dividers. The metamaterial properties permit significant size reduction over a conventional N-way radial power combiner/divider. Metamaterial “MTM Technologies™”
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::006c64ad00632423b498d10fe5106df4
https://doi.org/10.1109/mwsym.2008.4632918
https://doi.org/10.1109/mwsym.2008.4632918
Publikováno v:
Journal of Applied Business Research (JABR). 31:1479
The purpose of this paper is to investigate the influence of both institutional and interpersonal trust on innovation and deepens the analysis by exploring the mediating role of knowledge management (KM) practices in this relationship. Conceptually,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::acb600e40896121d5395bf62f7071bb5
https://doi.org/10.19030/jabr.v31i4.9331
https://doi.org/10.19030/jabr.v31i4.9331