Table 2 Comparison of RF characteristic of fabricated transmission lines
From: Transmission line printed using silver nanoparticle ink on FR-4 and polyimide substrates
Simulation | Measurement | ||||
|---|---|---|---|---|---|
Substrate | FR-4 | PI | FR-4 | PI | PI |
Ground | Copper | Copper | Copper | Copper tape | Silver paste |
Transmission loss (dB/cm) | 0.038@1 GHz | 0.043@1 GHz | 0.12@1 GHz | 0.22@1 GHz | 0.32@1 GHz |
Return loss (dB) | >18 | >18 | >16 | >12 | >12 |