Isolation Enhancement Between Two Closely Packed Antennas

By A.C.K. Mak, Corbett Ray Rowell, Ross Murch. IEEE Transactions on Antennas and Propagation, 2008

438 citations recorded by the source corpus.

Subfields: Aerospace Engineering, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/bdb37ac6f5410bd0176711f90d680d0a8d21c018

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Aerospace Engineering

1. A. Zhao
2. Zhengwei Du
3. Zhouyou Ren
4. Jae-Y. Lee
5. Sailing He
6. Hui Li
7. Yue Li
8. Seung-Han Kim

In Electrical and Electronic Engineering

1. A. Zhao
2. Zhengwei Du
3. Zhouyou Ren
4. Jae-Y. Lee
5. Sailing He
6. Hui Li
7. Yue Li
8. Seung-Han Kim

Citations in the corpus

• Neutralized Coupling Elements for MIMO Operation in 4G Mobile Terminals (2014, methodology): “In [2], a coupling element was used to isolate two closely packed radiators over a small ground plane ( interantenna spacing).”
• UWB-MIMO ANTENNA WITH NOVEL STUB STRUCTURE (2011, background): “In [4], a coupling element is added between two closely packed antennas to improve the isolation.”
• An Ultrawideband MIMO Antenna With Dual Band-Notched Function (2014, methodology): “Works include using slots on the ground [9], [10], decoupling network between ports [11], metamaterial or electromagnetic band-gap (EBG) structure [12], [13], and parasitic elements between antennas to enhance isolation [14], [15].”
• Compact Offset Microstrip-Fed MIMO Antenna for Band-Notched UWB Applications (2015, background): “The strip acts as a parasitic resonator, which provides an additional coupling path to counteract the current coupled directly from one antenna element on the other [5], [6].”
• Reduction of Mutual Coupling in Planar Multiple Antenna by Using 1-D EBG and SRR Structures (2015, background): “However, the planar antennas in [12], [17], and [18] exhibited a high mutual coupling level and narrow bandwidth.”
• Antenna Decoupling by Common and Differential Modes Cancellation (2021, background): “elements [29]–[37] can provide a new coupling path with equal amplitude but out-of-phase to achieve the coupling cancellation.”
• Mutual Coupling Suppression Between Two Closely Spaced Microstrip Antennas With an Asymmetrical Coplanar Strip Wall (2016, methodology): “This solution is analogous to that in [13], where an H-shaped coupling element is used.”
• Compact 5G MIMO Mobile Phone Antennas With Tightly Arranged Orthogonal-Mode Pairs (2018, methodology): “The first method is adding a new coupling path to cancel out the primary coupling between two antennas, and the typical forms are the neutralization strip or decoupling element [13]–[15].”
• Decoupling Between Extremely Closely Spaced Patch Antennas by Mode Cancellation Method (2021, neutral): “elements [28]–[35], and self-decoupled elements [36]–[38].”
• A Wideband Printed Dual-Antenna With Three Neutralization Lines for Mobile Terminals (2014, background): “dled slightly by adjusting the antenna matching [4].”
• A Compact Planar MIMO Antenna System of Four Elements With Similar Radiation Characteristics and Isolation Structure (2009, background): “can also be achieved through specific ground structure [4], [5], the neutralization technique [6], [7], electromagnetic band-gap (EBG) filters [8], and coupling elements [9].”
• 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].”
• Reducing Mutual Coupling of MIMO Antennas With Parasitic Elements for Mobile Terminals (2012, methodology): “Then, in [12], the ground branch technique was analyzed, and by adding a”
• 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.”