Coplanar Waveguide Fed Modified Helicopter Fan-Shaped Microstrip Antenna for Circularly Polarized Response

Author(s):  
Anuja Odhekar ◽  
Amit A. Deshmukh
Author(s):  
Ajit Chandramohan Yadav ◽  
Shafiyoddin Badroddin Sayyad

This article demonstrates the coplanar waveguide (CPW) feed L- slot microstrip antenna for multi frequency band operation is presented. The proposed antenna is excited by a single CPW feed connected to a Microstrip antenna. In this radiating patch and feed are etched on the same dielectric material. A SMA connector is used to connect the feed strip which couples the energy to a radiating patch by capacitive feed. The length and width are designed to obtained dual band frequency range. A truncation is used for multiband operations and for proper impedance matching. L- slot is used to increase the depth of S11 parameter. 


2021 ◽  
Vol 60 (2) ◽  
pp. 2457-2470
Author(s):  
Shahanawaz Kamal ◽  
Mohd Fadzil Bin Ain ◽  
Ubaid Ullah ◽  
Abdullahi S.B. Mohammed ◽  
Fathul Najmi ◽  
...  

2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Guo Liu ◽  
Liang Xu ◽  
Yi Wang

A novel high-performance circularly polarized (CP) antenna is proposed in this paper. Two separate antennas featuring the global positioning system (GPS) dual-band operation (1.575 GHz and 1.227 GHz for L1 band and L2 band, resp.) are integrated with good isolation. To enhance the gain at low angle, a new structure of patch and two parasitic metal elements are introduced. With the optimized design, good axial ratio and near-hemispherical radiation pattern are obtained.


2017 ◽  
Vol 59 (10) ◽  
pp. 2498-2501 ◽  
Author(s):  
Yoonsang Noh ◽  
Yooncheol Shin ◽  
Min-Jae Lee ◽  
Seongmin Pyo

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