Research Article
Narrowband-to-Narrowband Frequency Reconfiguration with Harmonic Suppression Using Fractal Dipole Antenna
Table 2
Reconfigurable fractal antenna.
| Reference | Antenna structure | Number/type of switches | Comments |
| [10] | Sierpinski gasket | 6/MEMS switch | Changing the frequency from 2.4 GHz, 5.7 GHz, and 9.4 GHz to 18 GHz | [6] | Sierpinski gasket | 4/MEMS switch | Changing the frequency from 7 GHz, and 8 GHz, 14 GHz to 23 GHz | [9] | Fractal tree | 204/copper strip (ideal switch) | Changing the frequency from 600 MHz to 1600 MHz (approximately 20 bands) | [7] | Hilbert curve | 2/metal patch (ideal switch) | Changing the frequency from 620 GHz, 627 GHz to 635 GHz | [4] | Hilbert curve | 8/metal patch (ideal switch) | Changing the pattern at f = 9.0 GHz | [8] | Koch Patch | 18/copper strip (ideal switch) | Changing the pattern at 60 GHz and 80 GHz | [11] | Square fractal loop | 4/metal patch (ideal switch) | Changing the pattern at f = 8.4 GHz | Proposed in this paper | TMFDB25 | 50/copper strip (ideal switch) | Changing the frequency from 600 MHz to 3.5 GHz with suppressed higher order mode |
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