| Table 1: (a) Required normalized amplitude of slots excitations for the 8 × 8 planar array with a circular radiation pattern. (b) Required phase (degrees) of slots excitations for the 8 × 8 planar array with a circular radiation pattern. (c) Designed slots lengths (mm) for the 8 × 8 planar array with a circular radiation pattern. (d) Designed slots offsets (mm) for the 8 × 8 planar array with a circular radiation pattern. |
| (a) |
| | Radiat. waveg. | Slot
1 | Slot
2 | Slot
3 | Slot
4 | Slot
5 | Slot
6 | Slot
7 | Slot
8 |
| | 1 | 0.10 | 0.10 | 0.15 | 0.16 | 0.16 | 0.15 | 0.10 | 0.10 | | 2 | 0.10 | 0.18 | 0.17 | 0.10 | 0.10 | 0.17 | 0.18 | 0.10 | | 3 | 0.15 | 0.17 | 0.19 | 0.49 | 0.49 | 0.19 | 0.17 | 0.15 | | 4 | 0.16 | 0.10 | 0.49 | 1.00 | 1.00 | 0.49 | 0.10 | 0.16 | | 5 | 0.16 | 0.10 | 0.49 | 1.00 | 1.00 | 0.49 | 0.10 | 0.16 | | 6 | 0.15 | 0.17 | 0.19 | 0.49 | 0.49 | 0.19 | 0.17 | 0.15 | | 7 | 0.10 | 0.18 | 0.17 | 0.10 | 0.10 | 0.17 | 0.18 | 0.10 | | 8 | 0.10 | 0.10 | 0.15 | 0.16 | 0.16 | 0.15 | 0.10 | 0.10 |
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|
| (b) |
| | Radiat. waveg. | Slot
1 | Slot
2 | Slot
3 | Slot
4 | Slot
5 | Slot
6 | Slot
7 | Slot
8 |
| | 1 | 129.9 | 10.9 | 3.6 | 0.0 | 0.0 | 3.6 | 10.9 | 129.9 | | 2 | 10.9 | 6.5 | 19.3 | 47.9 | 47.9 | 19.3 | 6.5 | 10.9 | | 3 | 3.6 | 19.3 | 129.9 | 139.4 | 139.4 | 129.9 | 19.3 | 3.6 | | 4 | 0.0 | 47.9 | 139.4 | 149.1 | 149.1 | 139.4 | 47.9 | 0.0 | | 5 | 0.0 | 47.9 | 139.4 | 149.1 | 149.1 | 139.4 | 47.9 | 0.0 | | 6 | 3.6 | 19.3 | 129.9 | 139.4 | 139.4 | 129.9 | 19.3 | 3.6 | | 7 | 10.9 | 6.5 | 19.3 | 47.9 | 47.9 | 19.3 | 6.5 | 10.9 | | 8 | 129.9 | 10.9 | 3.6 | 0.0 | 0.0 | 3.6 | 10.9 | 129.9 |
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|
| (c) |
| | Radiat. waveg. | Slot
1 | Slot
2 | Slot
3 | Slot
4 | Slot
5 | Slot
6 | Slot
7 | Slot
8 |
| | 1 | 16.04 | 15.58 | 15.82 | 16.24 | 16.24 | 15.82 | 15.58 | 16.04 | | 2 | 15.44 | 15.98 | 15.49 | 17.29 | 7.29 | 15.49 | 15.98 | 15.44 | | 3 | 16.23 | 14.82 | 16.17 | 16.27 | 16.27 | 16.17 | 14.82 | 16.23 | | 4 | 15.92 | 13.47 | 16.85 | 16.16 | 16.16 | 16.85 | 13.47 | 15.92 | | 5 | 15.89 | 13.17 | 16.33 | 16.34 | 16.34 | 16.33 | 13.17 | 15.89 | | 6 | 15.74 | 15.24 | 16.71 | 16.16 | 16.16 | 16.71 | 15.24 | 15.74 | | 7 | 16.28 | 15.60 | 15.63 | 7.31 | 17.31 | 15.63 | 15.60 | 16.28 | | 8 | 16.55 | 15.97 | 15.70 | 16.27 | 16.27 | 15.70 | 15.97 | 16.55 |
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|
| (d) |
| | Radiat. waveg. | Slot
1 | Slot
2 | Slot
3 | Slot
4 | Slot
5 | Slot
6 | Slot
7 | Slot
8 |
| | 1 | −0.19 | −0.20 |
0.27
| −0.12 |
0.12
| −0.27 |
0.20
|
0.19
| | 2 | −0.15 |
0.26
| −0.33 | −0.21 |
0.21
|
0.33
| −0.26 |
0.15
| | 3 |
0.08
| −0.60 | −0.13 |
0.58
| −0.58 |
0.13
|
0.60
| −0.08 | | 4 | −0.29 |
0.86
|
0.67
| −1.05 |
1.05
| −0.67 | −0.86 |
0.29
| | 5 |
0.24
| −1.18 | −0.64 |
1.11
| −1.11 |
0.64
|
1.18
| −0.24 | | 6 | −0.20 |
0.49
|
0.32
| −0.48 |
0.48
| −0.32 | −0.49 |
0.20
| | 7 |
0.06
| −0.25 |
0.39
|
0.25
| −0.25 | −0.39 |
0.25
| −0.06 | | 8 |
0.30
|
0.21
| −0.25 |
0.12
| −0.12 |
0.25
| −0.21 | −0.30 |
|
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