Gain Enhancement of Monopole Antenna Using Partially Reflective Surface for 5G Application

Author(s):  
Linda Chouikhi ◽  
Chaker Essid ◽  
Hedi Sakli
2018 ◽  
Vol 60 (9) ◽  
pp. 2108-2112 ◽  
Author(s):  
Kashif Nisar Paracha ◽  
Sharul K. Abdul Rahim ◽  
P. J. Soh ◽  
Hassan T. Chatha ◽  
Misran H. Misran ◽  
...  

2021 ◽  
Author(s):  
Abdenasser Lamkaddem ◽  
Ahmed El Yousfi ◽  
Kerlos Atia Abdalmalak ◽  
Daniel Segovia-Vargas

2021 ◽  
Vol 11 (21) ◽  
pp. 9953
Author(s):  
Changhyeon Im ◽  
Tae-Heung Lim ◽  
Doyoung Jang ◽  
Nak-Kyoung Kong ◽  
Hosung Choo

This letter proposes a novel design for a printed 5G monopole antenna on a vehicle window glass. The proposed antenna consists of a coplanar waveguide (CPW), a monopole radiator, parasitic elements, and a lattice-structure reflector. The parasitic elements are placed on either side of the monopole radiator to improve the bore-sight gain. To solve the radiation pattern distortion problem that occurs due to the thick vehicle window glass, the lattice-structure reflector is printed on the opposite side of the monopole radiator. Through fabrication and measurement of the proposed antenna, it is confirmed that the design improves bore-sight gain, and minimizes the radiation pattern distortion. The results demonstrate that the proposed 5G monopole antenna with parasitic elements and the lattice-structure reflector is suitable for 5G communication in vehicle applications.


2019 ◽  
Vol 14 (10) ◽  
pp. 3390-3393
Author(s):  
Ahmed Jamal Abdullah Al-Gburi ◽  
IM Ibrahim ◽  
Z. Zakaria ◽  
Aymen Dheyaa Khaleel

2018 ◽  
Vol 10 (7) ◽  
pp. 835-842 ◽  
Author(s):  
Pravin R. Prajapati ◽  
Shailesh B. Khant

AbstractThis paper proposes, a high gain, Fabry Perot cavity antenna with coplanar waveguide (CPW) fed ultra wide band (UWB) radiating element. The proposed antenna has flat edge arrow shape-based radiating element, which act as a main radiating element and responsible for UWB radiation. This UWB microstrip antenna is parasitically coupled with an array of square parasitic patches (PPs), which act as partially reflective surface. The square patches are fabricated at the bottom of inexpensive FR4 substrate and suspended in the air with the help of dielectric rods at 1.5λ0 height. High gain is obtained by resonating PPs at near close frequencies of 3.8–8.8 GHz UWB, where partially reflective surface gives almost positive reflection phase gradients. Two laboratory prototypes of antenna, one with and another without partially reflective surface are fabricated and tested. Details of the proposed antenna design and role of partially reflective surface in gain enhancement of planar CPW fed UWB antenna are described, and typical experimental results are presented and discussed.


2018 ◽  
Vol 10 (9) ◽  
pp. 1058-1064 ◽  
Author(s):  
Qiang Chen ◽  
Hou Zhang ◽  
Lu-Chun Yang ◽  
Xiao-Fei Zhang ◽  
Yi-Chao Zeng

AbstractThis paper investigates a wideband and low axial ratio circularly polarized (CP) antenna, which is composed of a monopole on a novel polarization rotating reflective surface (PRRS) based on a corner-truncated artificial magnetic conductor (AMC) structure. By adjusting the dimensions of truncated corner properly, the PRRS has two polarization rotation (PR) frequency points. Then, a large PR band of 18% (5.55–6.65 GHz) can be achieved with two adjacent PR frequency points coming together. The profile of the newly PRRS is only0.04λ0. With corner-truncated AMC-based PRRS loading, a measured impedance bandwidth of 1.8 GHz (5.4–7.2 GHz) and the 3 dB axial ratio bandwidth of 1 GHz (5.55–6.65 GHz) could be obtained by the monopole antenna and validated by measurements. The values of AR were well below 1 dB at most of the CP region, which show a perfect CP performance. Moreover, the proposed antenna has exhibited a large axial ratio beamwidth in both the xoz- and yoz-planes and a peak gain of 6.1 dBic within the operational bandwidth.


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