Research Article
Study on Horizontally Polarized Omnidirectional Microstrip Antenna
Table 2
Roundness and gain variation against physical length
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| | Physical length (mm) | Roundness | Gain variation (dBi) |
| 2 | λ/2 | 0 | ∞ | 4 | λ/4 | 0.25 | 6.0 | 6 | λ/6 | 0.56 | 2.4 | 8 | λ/8 | 0.73 | 1.4 | 10 | λ/10 | 0.82 | 0.8 | 16 | λ/16 | 0.93 | 0.3 | 20 | λ/20 | 0.95 | 0.2 |
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