Zobrazeno 1 - 10
of 82
pro vyhledávání: '"Rony E. Amaya"'
Autor:
Kam Eucharist Kedze, Wenyu Zhou, Nima Javanbakht, George Xiao, Eqab Almajali, Jim S. Wight, Jafar Shaker, Rony E. Amaya
Publikováno v:
IEEE Access, Vol 12, Pp 151251-151260 (2024)
An effective technique for mutual coupling mitigation in a $2\times 2$ dual differential fed patch antenna array (DDFPAA) is presented. Metamaterial walls are placed between the radiating elements of an array in the two orthogonal planes of the anten
Externí odkaz:
https://doaj.org/article/00f736b1f9714807b4161e2ef3409ce5
Autor:
Amine Essa, Eqab Almajali, Soliman Mahmoud, Rony E. Amaya, Saqer S. Alja'afreh, Muhammad Ikram
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 3, Pp 739-758 (2024)
This paper presents a thorough review of the main techniques used for wireless power transfer (WPT) in implantable medical devices (IMDs) with a specific focus on the techniques that employ implantable antennas for energy harvesting (electromagnetic
Externí odkaz:
https://doaj.org/article/9c4892e1572f453f983aebe50784a83d
Autor:
Hojjat Jamshidi-Zarmehri, Amir Akbari, Mohammad Labadlia, Kam Eucharist Kedze, Jafar Shaker, Gaozhi Xiao, Rony E. Amaya
Publikováno v:
IEEE Access, Vol 11, Pp 127837-127854 (2023)
This paper underscores the paramount significance of through-wall communications by providing a comprehensive exploration of pivotal aspects like wall characterization, relevant technologies, versatile applications, and future prospects. Through-wall
Externí odkaz:
https://doaj.org/article/d32f0500b30d481982b6417fc7b8b1c9
Autor:
Chaker Mohsen Saleh, Eqab Almajali, Anwar Jarndal, Jawad Yousaf, Saqer S. Alja'Afreh, Rony E. Amaya
Publikováno v:
IEEE Access, Vol 11, Pp 14928-14942 (2023)
This paper presents a very compact, wideband, and enhanced-gain antenna for 5G applications. A simple single-layer millimeter wave (mm-wave) metamaterial lens (meta-lens) is used to improve the gain, aperture efficiency, and gain bandwidth of a slott
Externí odkaz:
https://doaj.org/article/178d44a2a7334d358e8aa7179d3c13b3
Autor:
Wenyu Zhou, Shakeeb Abdullah, Jorden Labossiere, Nima Javanbakht, Jafar Shaker, Gaozhi Xiao, Rony E. Amaya
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 3, Pp 1227-1233 (2022)
In this paper, the impact of amplitude and phase imbalance on a proposed dual differential fed patch antenna is analyzed in the context of system effective reflection coefficient and axial ratio (AR). A single square patch with four ports is used as
Externí odkaz:
https://doaj.org/article/8dc5773c879e4303a7831fd28777eb86
Publikováno v:
IEEE Access, Vol 9, Pp 25014-25024 (2021)
An approach for improving the gain of the leaky-wave antenna (LWA) is presented in this paper. Embedding cavities in the structure leads to gain improvement. To validate the proposed method, it was implemented on a half-mode substrate integrated wave
Externí odkaz:
https://doaj.org/article/2590462c01fe4431860f0fec596c81d6
Publikováno v:
IEEE Access, Vol 9, Pp 52891-52901 (2021)
A new reconfigurable slotted antenna is presented in this manuscript. The proposed antenna is realized on a half-mode substrate integrated waveguide (HMSIW). The beam-steering is achieved using embedded varactor diodes in circular cells. Sweeping the
Externí odkaz:
https://doaj.org/article/5804e1d780304766a7971d6df3c31b64
Publikováno v:
IEEE Access, Vol 9, Pp 94224-94238 (2021)
A comprehensive survey of the reconfigurable leaky-wave antennas (LWAs) is made in this paper. Beam-steering and unique radiating features of LWA are highlighted particularly. Therefore, the radiation mechanism of different types of LWA, including un
Externí odkaz:
https://doaj.org/article/728223ae8f2548df9afe722c959ddde2
Publikováno v:
IEEE Access, Vol 9, Pp 102304-102311 (2021)
A novel fixed frequency beam-steering leaky-wave antenna (LWA) is presented in this manuscript. Radiation occurs through thin offset longitudinal slots etched on a substrate integrated waveguide (SIW). The beam-steering is achieved by implementing Ga
Externí odkaz:
https://doaj.org/article/4be432a7b0424a2d8120b22186766bcf
Publikováno v:
IEEE Access, Vol 9, Pp 120176-120184 (2021)
In this paper, a comprehensive review of portable microwave sensors for monitoring moisture content (MC) is presented. MC monitoring is crucial in different industries, particularly food and farming. Microwave-based approaches for measuring the MC of
Externí odkaz:
https://doaj.org/article/f791e42272bd4c73b5295683bc9d2b8c