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Victor Adewuyi, Junior Milembolo Miantezila, Eunice Owoola
Pág. 83 - 101
Considered in this work are the radiation aspects of a radio-frequency wireless power transfer system. Using the halfwave dipole as a candidate of choice, the current distribution on the antenna is first evaluated and presented using the versatile electr...
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Victor Adewuyi, Junior Milembolo Miantezila, Eunice Owoola
Pág. 83 - 101
Considered in this work are the radiation aspects of a radio-frequency wireless power transfer system. Using the halfwave dipole as a candidate of choice, the current distribution on the antenna is first evaluated and presented using the versatile electr...
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Tarek S. Abdou, Rola Saad and Salam K. Khamas
This paper presents a novel 28 GHz circularly polarized rectangular dielectric-resonator antenna (DRA) array for millimeter-wave (mmWave) off-body applications. A feed network incorporating cross slots was utilized in the rectangular DRA design to realiz...
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Jinjing Ren, Hezhihan Fan, Qi Tang, Zhongyuan Yu, Yang Xiao and Xiang Zhou
Enlarging or reducing the antenna beam width of antennas can improve the positioning capability of detection systems. A miniaturized and easily fabricated ultra-wideband (UWB) antenna system for long-distance electromagnetic detection is proposed in this...
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Novalia Pertiwi, Fannush Shofi Akbar, Eko Setijadi, Gamantyo Hendrantoro
Pág. 9 - 16
In this paper, a thinned linear array with Cavity backed U-slot Patch has been investigated using the Genetic Algorithm to minimize peak sidelobe level and the number of antenna elements. One of the essential steps in the Genetic Algorithm method is a cr...
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Novalia Pertiwi, Fannush Shofi Akbar, Eko Setijadi, Gamantyo Hendrantoro
Pág. 9 - 16
In this paper, a thinned linear array with Cavity backed U-slot Patch has been investigated using the Genetic Algorithm to minimize peak sidelobe level and the number of antenna elements. One of the essential steps in the Genetic Algorithm method is a cr...
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Tuan Tu Le, Huy Hung Tran and Ayman Abdulhadi Althuwayb
This paper presents a non-uniform metasurface (MS)-based circularly polarized (CP) antenna that is able to perform with a wideband operation characteristic. A squared patch with truncated corners was chosen as a radiating CP source. Then, unlike the conv...
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Prakash K. C,Vinesh P. V,Vivek R,Mohammad Ameen,Vasudevan K
Pág. 122 - 128
A compact single feed circularly polarized microstrip patch antenna for RFID applications is proposed. Antenna geometry includes a regular hexagon shaped patch with a polygonal slot embedded at the centre. The slot accounts for circular polarization and ...
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Antonio ?arolic,Zlatko ?ivkovic,Damir Senic,Niko I?tuk
Pág. 136 - 145
The paper presents the comprehensive experimental study of radiation characteristics of a single slot in a coaxial cable shield. The slot was realized in four different embodiments, which varied by slot orientation and length. Three orthogonal polarizati...
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Ioanna Triantafyllou, Marilia Gogou, Spyridon Mavroulis, Efthymios Lekkas, Gerassimos A. Papadopoulos and Manolis Thravalos
The tsunami generated by the offshore Samos Island earthquake (Mw = 7.0, 30 October 2020) is the largest in the Aegean Sea since 1956 CE. Our study was based on field surveys, video records, eyewitness accounts and far-field mareograms. Sea recession was...
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