Research Article
Analysis of Glass-Reinforced Epoxy Material for Radio Frequency Resonator
Table 2
Design specification of the proposed resonator.
| | Resonator dimension and substrate details | Before optimization (in mm) | After optimization (in mm) |
| | Substrate | Glass-reinforced epoxy | Glass-reinforced epoxy | | Relative permittivity of the substrate () | 4.55 | 4.55 | | Thickness of the dielectric substrate () | 1.6 | 1.6 | | Ground plane () | | | | Hands length of the coupling element () | 13.5 | 16.2 | | Hands length of the coupling element () | 13.5 | 14.3 | | Length of the primary patch () | 15 | 16.9 | | Distance from the boundary to coupling element () | 2 | 0.15 | | Gap between primary and coupling elements () | 0.5 | 0.61 | | Distance from the boundary to the hand of the coupling element () | 5 | 6.2 | | Width of the coupling element () | 2.5 | 1.2 | | Width of the coupling element () | 2.5 | 1.23 | | Width of the primary patch () | 4 | 4 | | Distance from the circular slot to the rectangle () | 1 | 1 | | Width of the rectangle () | 2 | 2 | | Length of the rectangle () | 12 | 12 | | Distance from the boundary to the rectangle () | 9 | 9 | | Radius of the circular slot () | 8 | 8 |
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