A high-isolation coupled-fed building block for metal-rimmed 5G smartphones

Aidi REN; Chengwei YU; Lixia YANG; Wei CUI; Zhixiang HUANG; Ying LIU

doi:10.1631/FITEE.2300203

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A high-isolation coupled-fed building block for metal-rimmed 5G smartphones

Regular Papers | Updated：2023-12-06

- A high-isolation coupled-fed building block for metal-rimmed 5G smartphones
- 一种用于5G金属边框智能手机的高隔离度耦合馈电模块
- Frontiers of Information Technology & Electronic Engineering Vol. 24, Issue 11, Pages: 1657-1664(2023)
- Affiliations：
  
  1.Information Materials and Intelligent Sensing Laboratory of Anhui Province, Anhui University, Hefei 230601, China
  2.Aviation Key Laboratory of Science and Technology on Electromagnetic Environmental Effects, Shenyang 110000, China
  3.Science and Technology on Antenna and Microwave Laboratory, Xidian University, Xi'an 710071, China
- Author bio：
  
  ‡Corresponding author
- Funds：
- DOI：10.1631/FITEE.2300203
  CLC：
- Received：23 March 2023，
  
  Revised：2023-08-22，
  
  Accepted：22 August 2023，
  
  Published：0 November 2023
- Accepted：
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Aidi REN, Chengwei YU, Lixia YANG, et al. A high-isolation coupled-fed building block for metal-rimmed 5G smartphones[J]. Frontiers of Information Technology & Electronic Engineering, 2023, 24(11): 1657-1664.
DOI：

Aidi REN, Chengwei YU, Lixia YANG, et al. A high-isolation coupled-fed building block for metal-rimmed 5G smartphones[J]. Frontiers of Information Technology & Electronic Engineering, 2023, 24(11): 1657-1664. DOI： 10.1631/FITEE.2300203.

摘要

提出一款应用于第五代金属边框智能手机的高隔离度两天线模块。基于一个蚀刻在地板上的T形缝隙，通过合理地设计一个耦合馈电环天线和一个耦合馈电缝隙天线，实现了一款紧凑的两天线模块。尽管耦合馈电环天线和耦合馈电缝隙天线共口径，两者之间的隔离度高于30 dB。随后，通过集成4个两天线模块，实现了一款8×8多入多出系统。该系统实测互耦和包络相关系数分别小于−18.5 dB和0.02。

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references

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