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International Journal of Antennas and Propagation
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International Journal of Antennas and Propagation
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2018
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Article
/
Tab 1
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Research Article
A Novel Concentric Annular-Ring Slot Dual-Band Circularly Polarized Microstrip Antenna
Table 1
Value of each parameter.
Parameter
R1
R2
wa1
wa2
wi1
wi2
wo1
Value (mm)
12
8.4
1.6
0.8
0.6
1.2
1.8
Parameter
wo2
li
lo
wt
wf
Lt
Lf
Value (mm)
2.8
3.1
1.7
0.6
3
21
6