Reduction of Mutual Coupling Between Closely-Packed Antenna Elements

By Chi-Yuk Chiu, Chi Ho Cheng, Ross Murch, Corbett Ray Rowell. IEEE Transactions on Antennas and Propagation, 2007

635 citations recorded by the source corpus.

Subfields: Aerospace Engineering, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/7256e7c623c74679b55a5aedafb745faa8c76472

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In Aerospace Engineering

1. A. Zhao
2. Zhouyou Ren
3. Libin Sun
4. Yue Li
5. Zhijun Zhang
6. Zhengwei Du
7. Shuai Zhang
8. Xiu Yin Zhang

In Electrical and Electronic Engineering

1. A. Zhao
2. Zhouyou Ren
3. Libin Sun
4. Yue Li
5. Zhijun Zhang
6. Zhengwei Du
7. Shuai Zhang
8. Xiu Yin Zhang

Citations in the corpus

• Isolation Enhancement Between Two Closely Packed Antennas (2008, background): “Also, the defected ground structure (DGS) [10], [11] or a simple ground plane modification [12] has also been shown to provide a band-stop effect by suppressing the ground current flowing between antenna elements.”
• A Tutorial on Fluid Antenna System for 6G Networks: Encompassing Communication Theory, Optimization Methods and Hardware Designs (2024, background): “Strategies such as leveraging circuit and antenna theories, which involve matching networks and employing isolation techniques in antenna design, can help mitigate mutual coupling effects [186], [187], [236].”
• A Decoupling Technique for Increasing the Port Isolation Between Two Strongly Coupled Antennas (2008, background): “etching slots on the ground plane [16].”
• Antenna Decoupling by Common and Differential Modes Cancellation (2021, neutral): “The DGS technique can achieve acceptable decoupling performance for closely spaced PIFAs; however, the radiation pattern will be affected by the resonant slot on the ground plane with a strong backward leakage.”
• Reducing Mutual Coupling of Closely Spaced Microstrip MIMO Antennas for WLAN Application (2011, background): “These include systems relying on array antennas and more recently multiple-input–multiple-output (MIMO) wireless communication systems [ 1 ].”
• Mutual Coupling in Phased Arrays: A Review (2013, background): “[127] is simple, economical and can be fabricated easily.”
• A Compact Planar MIMO Antenna System of Four Elements With Similar Radiation Characteristics and Isolation Structure (2009, methodology): “Compared to the ground plane structure in [4], the proposed structure reduces the number of slits by half, thus the structure occupies less space and has less influence on the antenna performance.”
• Compact 5G MIMO Mobile Phone Antennas With Tightly Arranged Orthogonal-Mode Pairs (2018, background): “The second way for decoupling is blocking up the coupling path by a defected ground structure or ground slits [16], [17].”
• Size Reduction of Self-Isolated MIMO Antenna System for 5G Mobile Phone Applications (2019, methodology): “Until now, some techniques that can be used to improve the isolation such as the decoupling element [12], the orthogonal polarization [13], the defected ground structure [14]–[16], the neutralization line [17]–[19], and the decoupling network [20]–[22], have been reported.”
• Dual-Band Base Station Array Using Filtering Antenna Elements for Mutual Coupling Suppression (2016, background): “networks have also been investigated, such as electromagnetic bandgap (EBG) structures [10], [11], defected ground plane structures [12], bandstop decoupling units [13]–[15].”
• A Wideband Printed Dual-Antenna With Three Neutralization Lines for Mobile Terminals (2014, background): “In the literatures, a lot of decoupling methods, including decoupling network [2], grounded branch [3], parasitic element [4], defected ground structure [5], and neutralization line (NL) technique [6]–[9] have been reported.”
• A Review of Mutual Coupling in MIMO Systems (2018, background): “For examples, decoupling networks[23]–[26], neutralization lines [27]–[32], ground plane modifications [33]–[38], frequency-selective surface (FSS) or metasurface walls [39]–[42], metasurface corrugations or electromagnetic bandgap (EBG) structures [43], [44], and characteristic modes [45]–[48].”
• Printed MIMO-Antenna System Using Neutralization-Line Technique for Wireless USB-Dongle Applications (2012, background): “2173450 into the ground [3]–[5], arranging antenna shorting portions facing each other [6], [7], manipulating radiation polarization of the antennas [8]–[10] and so on.”
• Reduction of Mutual Coupling Between Closely Packed Patch Antennas Using Waveguided Metamaterials (2012, background): “Another kind of approach has been studied to introduce defects or slits with proper geometries in the antenna ground [7]–[10].”