scholarly journals Design and Optimization of a High Gain Multiband Patch Antenna for Millimeter Wave Application

Author(s):  
A. Zaidi ◽  
A. Baghdad ◽  
A. Ballouk ◽  
A. Badri

<p>This paper presents an enhanced Quadri-band microstrip patch antenna, using defective slots in the ground plane, designed to operate in the millimeter wave band, formulated using cavity model and simulated by an EM-simulator, based on finite element method: HFSSv15 (High Frequency Structure Simulator). The proposed antenna incorporates two symmetric patterns of “U” shaped slots with an “I” shaped slot engraved in the middle of the ground plane. The resulting antenna has four frequency bands; the first resonant frequency is located in the Ka band, at about 27Ghz, the second at nearly 35Ghz, the third at 41Ghz and the last one at 51GHz. Those resonant frequencies could be shifted by tuning the slots dimensions introduced if the ground plane of the proposed antenna .</p><p> </p>

2020 ◽  
Vol 9 (6) ◽  
pp. 2462-2468
Author(s):  
Yaqdhan Mahmood Hussein ◽  
Mohamad Kamal A. Rahim ◽  
Noor Asniza Murad ◽  
Mustafa Mohammed Jawad ◽  
Hatem O. Hanoosh ◽  
...  

In this paper, two antennas are designed using substrate integrated waveguide (SIW) and microstrip technology at 28 GHz. Parametric study for both antennas is presented to demonstrate the performance at millimeter wave frequency for wireless communication network (5G application). Roger RT5880 substrates with permittivity 2.2 and loss tangent 0.0009 are used to implement the antennas with two thicknesses of 0.508 mm and 0.127 mm respectively. Both antennas have the same size of substrate 12x12 mm with a full ground plane was used. Structures designs have been done by using computer simulation technology (CST). The simulation results showed that the antenna with SIW and roger RT 5880 substrate thickness 0.508 has better performance in term of return loss and radiation pattern than the microstrip patch antenna at 28 GHz. A return loss more than -10 dB and the gain are 6.4 dB obtained with wide bandwidth range of (27.4-28.7) GHz. This proving to increase the realized gain by implementing SIW at millimeter wave band for 5G application network.  


2016 ◽  
Vol 78 (4-3) ◽  
Author(s):  
Sana Ullah ◽  
Sadiq Ullah ◽  
Shahbaz Khan

In this paper an inset feed 60 GHz millimeter wave microstrip patch antenna is proposed for future high speed wireless communication systems. The performance of a conventional 60 GHz patch antenna compared with metamaterial-based 60 GHz antennas. The later employs three types (mushroom, cross and hexagonal) of Electromagnetic Bandgap (EBG) surfaces as a ground planes. The millimeter wave antenna employing the cross-shaped EBG give improved gain as compared to the rest of the antenna models. The 60 GHz antenna based on the mushroom type EBG present better efficiency due to the surface suppression by the ground plane. The proposed antennas can be used in future high speed wireless applications. Due to the very small size these antennas are suitable for medical implants operating in the unlicensed millimeter wave band.


The paper presents a multilayer stacked micro strip patch antenna specially for 5G applications[1]. It is a 2x2 patch array built in three layers with top layer comprising of four patches and bottom layer will be the ground plane whereas the middle layer is meant for achieving higher gain and wide bandwidth. The gain of the antenna array is found to be 11.66 dBi. The impedance bandwidth of the array antenna is found to be greater than 10%. The reflection coefficient of the array is calculated as -15.15 dB.


Author(s):  
Utkarsh Jain ◽  
Aakash Warke ◽  
Aditi Chauhan ◽  
Manan Gupta ◽  
Ashok Kumar ◽  
...  

2018 ◽  
Vol 7 (2.7) ◽  
pp. 532 ◽  
Author(s):  
R Siri Chandana ◽  
P Sai Deepthi ◽  
D Sriram Teja ◽  
N Veera JayaKrishna ◽  
M Sujatha

This article is about a single band microstrip patch antenna used for the 5G applications. And this antenna is suitable for the millimeter wave frequency. The patch antenna design consists of 2 E shaped slots and 1 H shaped slot. These slots are loaded on the radiating patch with the 50 ohms microstrip feed line. For the simulation purpose, Rogers’s RT5880 dielectric substrate with relative permittivity of 2.2 and loss tangent of 0.0009 is used. The design and simulation of the antenna is done using HFSS (High Frequency Structure Simulator) software. The results are simulated for the parameters Return loss, VSWR, 3D Radiation pattern. The proposed antenna has a return loss of -42.4383 at 59 GHz millimeter wave frequency. 


Author(s):  
Funda Cirik ◽  
Bahadir Süleyman Yildirim

A high-gain microstrip patch-type WiMAX antenna operating at 3.5 GHz has been designed with a parasitic radiator and a raised ground plane. Antenna design has been carried out through extensive three-dimensional electromagnetic simulations. The patch antenna itself provides a realized gain of about 3.6 dB at 3.5 GHz. When a parasitic radiator is placed on top of the patch antenna, the gain increases from about 3.6 dB to about 7.4 dB. The raised ground plane further enhances the gain by about 1.5 dB. Hence the overall gain improvement is about 5.3 dB without the need of a radio-frequency amplifier.


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