Reconfigurable Monopolar Circular Patch Antenna for Wireless Communication Systems

2008 ◽  
Vol 22 (5-6) ◽  
pp. 635-642 ◽  
Author(s):  
T.-Y. Han ◽  
C.-Y.-D. Sim
2021 ◽  
Vol 2114 (1) ◽  
pp. 012051
Author(s):  
Alaa M. Abdulhussein ◽  
Ali H. Khidhi ◽  
Ahmed A. Naser

Abstract Antenna studies on various wireless communication systems have been carried out by many academics. In this research, the omnidirectional microstrip patch antenna (MPA) is proposed, manufactured, and tested. The operating bandwidth of the antenna is quite suitable for the different applications. The proposed antenna fabricated on the flame retardant (FR-4) substrate with a volume of 75.85 × 57.23 × 1.59 mm3. Computer simulation technology (CST) studio used to design and simulate. Experimental results show that the return loss (RL), bandwidth (BW), voltage standing wave ratio (VSWR) and input impedance (Zin ) are -25.26 dB, 61 MHz, 1.12 and 54.46 Ω, respectively. The antenna operates at 2.42 GHz (from 2.39 to 2.45 GHz), which has good performance in the Wi-Fi, Bluetooth, and ZigBee communications.


2019 ◽  
pp. 1-8
Author(s):  
Akinwale O. Fadamiro ◽  
Jean D. Ntawangaheza ◽  
Oluwole J. Famoriji ◽  
Zhongxiang Zhang ◽  
Fujiang Lin

Author(s):  
Soukaina Sekkal ◽  
Laurent Canale ◽  
Mariam El Gharbi ◽  
Adel Asselman

In this work, a new flexible antenna integrated with OLED light sources is presented for WiMAX wireless communication systems. The proposed antenna was placed on a 100% polyester base with a thickness of 1.5 mm and achieved a high gain. We evaluated and tested its performance, including reflection coefficient, radiation pattern and gain. The flexible and simple patch antenna has been designed to operate at 3.5 GHz for WiMAX wireless communication systems with a gain value of 5.38 dB. This article proves the applicability of the proposed material for the integration of flexible antennas in OLEDs while maintaining gain performance similar to conventional flat antennas.


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