Fig 1.
Different solutions to design high gain MIMO antennas: antenna with FSS, single-polarized patch with T-divider, and dual-polarized patch with T-divider.
Fig 2.
Geometry of the proposed dual-polarized crossed patch antenna.
Fig 3.
Simulated S-parameter and radiation pattern of the crossed patch antenna.
Fig 4.
Simulated E-field distribution at 4.8 GHz with Port-1 excitation.
Fig 5.
Geometry of the proposed 2-port MIMO antenna.
Table 1.
Optimized design parameters of the 2-port MIMO antenna.
Fig 6.
Simulated performance of the first MIMO configuration - Ant-1.
Fig 7.
Simulated performance of the second MIMO configuration - Ant-2.
Fig 8.
Comparison between the square patch and crossed patch MIMO in terms of S-parameter.
Fig 9.
Comparison between the square patch and crossed patch MIMO in terms of gain radiation patterns at 4.8 GHz.
Fig 10.
Calculated ECC and DG of the proposed 2-port MIMO antenna.
Fig 11.
Geometry of multi-port MIMO antennas.
Fig 12.
Simulated S-parameter and radiation patterns at 4.8 GHz of the 4-port MIMO antenna.
Fig 13.
Simulated S-parameter of the 6-port MIMO antenna.
Fig 14.
Simulated gain radiation patterns at 4.8 GHz of the 6-port MIMO antenna.
Fig 15.
Photographs of the fabricated 2-port MIMO antenna.
Fig 16.
Simulated and measured the S-parameter of the proposed 2-port MIMO antenna.
Fig 17.
Simulated and measured radiation patterns of the proposed 2-port MIMO antenna.
Table 2.
Performance comparison among 2-port high gain MIMO antennas.