Low-Profile Millimeter-Wave Wideband Circularly Polarized Spiral Antenna Array

Author(s):  
Huakang Chen ◽  
Yu Shao ◽  
Keyao Li ◽  
Changhong Zhang ◽  
Zhizhong Zhang
2018 ◽  
Vol 27 (2) ◽  
pp. 455-462
Author(s):  
M. Du ◽  
J. Xu ◽  
X. Ding ◽  
J. P. Cao ◽  
J. H. Deng ◽  
...  

Author(s):  
Cheng Jin ◽  
Binchao Zhang ◽  
Liyuan Yin ◽  
Qihao Lv ◽  
Lingwen Kong ◽  
...  

Open Physics ◽  
2018 ◽  
Vol 16 (1) ◽  
pp. 651-655 ◽  
Author(s):  
Yilin Liu ◽  
Kama Huang

Abstract A novel design of a coplanar waveguide (CPW) feed antenna array with circular polarization (CP) and a high front-to-back ratio is described. The proposed CP array is achieved by using a compact CPW–slotline transition network etched in the ground plane. The measured results show that this kind of feeding method can improve the impedance bandwidth, as well as the axial ratio bandwidth of the CP antenna array and provide adequate gain. The proposed array can achieve a 6.08% impedance bandwidth and a 4.10% CP bandwidth. Details of the antenna design and experimental results are presented and discussed.


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