Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique
The research presents mutual coupling reduction between UWB-MIMO antenna elements using stub loading technique. The proposed 2 × 2 UWB antenna geometry consists of two circular-shaped monopole radiators with a partial ground for perfect impedance matching. Stubs of 20 mm × 0.2 mm are inserted betwee...
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| Main Authors: | , , , , , , |
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| Format: | Article |
| Language: | English |
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Riga Technical University Press
2021-06-01
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| Series: | Electrical, Control and Communication Engineering |
| Subjects: | |
| Online Access: | https://doi.org/10.2478/ecce-2021-0002 |
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| _version_ | 1850037852675506176 |
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| author | Jabire Adamu Halilu Abdu Anas Saminu Sani Salisu Sani Sadiq Abubakar Muhammad Jajere Adamu Mohammed Ahmed Yusuf Kola |
| author_facet | Jabire Adamu Halilu Abdu Anas Saminu Sani Salisu Sani Sadiq Abubakar Muhammad Jajere Adamu Mohammed Ahmed Yusuf Kola |
| author_sort | Jabire Adamu Halilu |
| collection | DOAJ |
| description | The research presents mutual coupling reduction between UWB-MIMO antenna elements using stub loading technique. The proposed 2 × 2 UWB antenna geometry consists of two circular-shaped monopole radiators with a partial ground for perfect impedance matching. Stubs of 20 mm × 0.2 mm are inserted between the two antenna elements in the ground plane to improve the isolation. The decoupling stub leads to a mutual coupling reduction of less than 20 dB. The farfield measurement at a selected frequency of 10 GHz confirms an omnidirectional radiation pattern. Different MIMO antenna metric such as channel capacity loss (CCL), mean effective gain (MEG), total active reflection coefficient (TARC), envelope correlation coefficient (ECC), and surface current are presented. Details of the design considerations and the simulation and measurement results are presented and discussed. The proposed MIMO antenna array can be well suited for UWB applications. |
| format | Article |
| id | doaj-art-e046a442376c4546b46396ca5e1c49a4 |
| institution | DOAJ |
| issn | 2255-9159 |
| language | English |
| publishDate | 2021-06-01 |
| publisher | Riga Technical University Press |
| record_format | Article |
| series | Electrical, Control and Communication Engineering |
| spelling | doaj-art-e046a442376c4546b46396ca5e1c49a42025-08-20T02:56:45ZengRiga Technical University PressElectrical, Control and Communication Engineering2255-91592021-06-01171121810.2478/ecce-2021-0002Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading TechniqueJabire Adamu Halilu0Abdu Anas1Saminu Sani2Salisu Sani3Sadiq Abubakar Muhammad4Jajere Adamu Mohammed5Ahmed Yusuf Kola6Lecturer, Taraba State University, Jalingo, NigeriaLecturer, Federal University Dutse, Jigawa, NigeriaLecturer, University of Ilorin, Ilorin, NigeriaLecturer, Ahmadu Bello University, Zaria, NigeriaResearcher, Tianjin University, Tianjin, P. R.ChinaResearcher, Tianjin University, Tianjin, P. R.ChinaLecturer, University of Ilorin, Ilorin, NigeriaThe research presents mutual coupling reduction between UWB-MIMO antenna elements using stub loading technique. The proposed 2 × 2 UWB antenna geometry consists of two circular-shaped monopole radiators with a partial ground for perfect impedance matching. Stubs of 20 mm × 0.2 mm are inserted between the two antenna elements in the ground plane to improve the isolation. The decoupling stub leads to a mutual coupling reduction of less than 20 dB. The farfield measurement at a selected frequency of 10 GHz confirms an omnidirectional radiation pattern. Different MIMO antenna metric such as channel capacity loss (CCL), mean effective gain (MEG), total active reflection coefficient (TARC), envelope correlation coefficient (ECC), and surface current are presented. Details of the design considerations and the simulation and measurement results are presented and discussed. The proposed MIMO antenna array can be well suited for UWB applications.https://doi.org/10.2478/ecce-2021-0002diversity antennaerror correlation coefficientmimo antennamutual couplingslotted stubuwb antenna |
| spellingShingle | Jabire Adamu Halilu Abdu Anas Saminu Sani Salisu Sani Sadiq Abubakar Muhammad Jajere Adamu Mohammed Ahmed Yusuf Kola Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique Electrical, Control and Communication Engineering diversity antenna error correlation coefficient mimo antenna mutual coupling slotted stub uwb antenna |
| title | Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique |
| title_full | Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique |
| title_fullStr | Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique |
| title_full_unstemmed | Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique |
| title_short | Reduction of Mutual Coupling in UWB/MIMO Antenna Using Stub Loading Technique |
| title_sort | reduction of mutual coupling in uwb mimo antenna using stub loading technique |
| topic | diversity antenna error correlation coefficient mimo antenna mutual coupling slotted stub uwb antenna |
| url | https://doi.org/10.2478/ecce-2021-0002 |
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