scholarly journals Miniaturised planar‐patch antenna based on metamaterial L‐shaped unit‐cells for broadband portable microwave devices and multiband wireless communication systems

2018 ◽  
Vol 12 (7) ◽  
pp. 1080-1086 ◽  
Author(s):  
Mohammad Alibakhshikenari ◽  
Bal S. Virdee ◽  
Abdul Ali ◽  
Ernesto Limiti
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.


2016 ◽  
Vol 92 (3) ◽  
pp. 1029-1038 ◽  
Author(s):  
Mohammad Alibakhshi-Kenari ◽  
Mohammad Naser-Moghadasi ◽  
R. A. Sadeghzadeh ◽  
Bal Singh Virdee ◽  
Ernesto Limiti

Author(s):  
Shrutika Kansal ◽  
Ashok Kumar

Microstrip patch antenna is among the important elements of modern wireless communication systems and hence its designing and optimization has become an important aspect for improving the overall performance of the system. In this paper microstrip patch antenna geometry has been discussed along with the performance analysis of various papers over which the survey was conducted. The main objective behind writing this paper is to provide researchers with background of microstrip patch antenna geometries and optimization techniques so as to make it easier for researchers to choose the method best suited to their aims. Future scope of the study is also given which will help in further advancements in the optimization of microstrip patch antenna.


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