scholarly journals WIDEBAND 10-PORT MIMO ANTENNA ARRAY FOR 5G METAL-FRAME SMARTPHONE APPLICATIONS

2020 ◽  
Vol 104 ◽  
pp. 229-240
Author(s):  
Peng Liu ◽  
Yufa Sun ◽  
Tao Liu ◽  
Qing Li ◽  
Xuefeng Wang
2020 ◽  
Vol 19 (7) ◽  
pp. 1078-1082 ◽  
Author(s):  
Horng-Dean Chen ◽  
Yuan-Chung Tsai ◽  
Chow-Yen-Desmond Sim ◽  
Colin Kuo

Electronics ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 542 ◽  
Author(s):  
Jianlin Huang ◽  
Guiting Dong ◽  
Jing Cai ◽  
Han Li ◽  
Gui Liu

A quad-port antenna array operating in 3.5 GHz band (3.4–3.6 GHz) and 5 GHz band (4.8–5 GHz) for fifth-generation (5G) smartphone applications is presented in this paper. The single antenna element consists of an L-shaped strip, a parasitic rectangle strip, and a modified Z-shaped strip. To reserve space for 2G/3G/4G antennas, the quad-port antenna array is printed along the two long frames of the smartphone. The evolution design and the analysis of the optimal parameters of a single antenna element are derived to investigate the principle of the antenna. The prototype of the presented antenna is tested and the measured results agree well with the simulation. The measured total efficiency is better than 70% and the isolation is larger than 16.5 dB.


IEEE Access ◽  
2019 ◽  
Vol 7 ◽  
pp. 142070-142084 ◽  
Author(s):  
Qinyi Cai ◽  
Yixin Li ◽  
Xugang Zhang ◽  
Wenhui Shen

IEEE Access ◽  
2019 ◽  
Vol 7 ◽  
pp. 72273-72282 ◽  
Author(s):  
Xugang Zhang ◽  
Yixin Li ◽  
Wei Wang ◽  
Wenhui Shen

Micromachines ◽  
2022 ◽  
Vol 13 (1) ◽  
pp. 136
Author(s):  
Jianlin Huang ◽  
Zhuoni Chen ◽  
Qibo Cai ◽  
Tian Hong Loh ◽  
Gui Liu

A multiple-input-multiple-output (MIMO) antenna array for triple-band 5G metal-frame smartphone applications is proposed in this paper. Each single antenna element consists of an S-shaped feeding strip and an L-shaped radiation strip on the metal frame. The dimension of the antenna element is only 6.5 mm × 7 mm (0.076 λ0 × 0.082 λ0, λ0 is the free-space wavelength at the frequency of 3.5 GHz). The −6 dB impedance bandwidth of the proposed eight-antenna array can cover 3.3–3.8 GHz, 4.8–5 GHz, and 5.15–5.925 GHz. The evolution design and the analysis of the optimal parameters for a single antenna element are derived to investigate the principle of the antenna. The measured total efficiency is larger than 70%. The measured isolation is better than 13 dB. The measurements of the prototype agree well with the simulation results.


2018 ◽  
Vol 12 (9) ◽  
pp. 1477-1482 ◽  
Author(s):  
Yong‐Hang Zhang ◽  
Shi‐Rong Yang ◽  
Yong‐Ling Ban ◽  
Yun‐Fei Qiang ◽  
Jinhong Guo ◽  
...  

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