Research Article
A Printed LPDA Antenna Fed by a Microstrip Line to Double Sided Parallel Strip Line from Backside
Table 3
Comparison with other related work.
| Ref. | VSWR | Radiation pattern | Feeding position | Feeding transmission line | Bandwidth | Average gain | Cross-polarization |
| Reference [5] | <2 | Good | Backside | Coaxial line | 0.35–0.75 GHz | 7 dB | Not mentioned | Reference [6] | <2 | Good | Backside | Coaxial line | 2.4–3 GHz, 5.2–5.8 GHz | 8.75 dB | −35 dB | Reference [7] | <2.5 | Good | Head | MSL | 1–4 GHz | Not mentioned | Not mentioned | Reference [8] | <2 | Good | Head | DSPSL | 1.1–13.8 GHz | 5.2 dB | −20 dB | Reference [9] | <2.5 | Good | Backside | Strip line | 4–8 GHz | 9 dB | Not mentioned | Reference [11] | <2 | Good | Backside | Coplanar waveguide | 3–6 GHz | 6.85 dB | −25 dB | Reference [13] | <2 | Good | Backside | DSPSL | 4.2–9.2 GHz | 7 dB | −30 dB | This work | <2 | Good | Backside | MSL | 2.5–6 GHz | 6.5 dB | −30 dB |
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