Synthesis of Circular Array Antenna for Sidelobe Level and Aperture Size Control Using Flower Pollination Algorithm

Table 2

Amplitude and interelement space distribution for Cases 3 and 4.

Number of elements	Main beam direction	Parameter	Distribution
20		Amps	0.8619, 0.3195, 0.0214, 0.0121, 0.6407, 0.4229, 0.0000, 0.3251, 0.9834, 0.7771, 0.9997, 0.2876, 0.3977, 0.1240, 0.4019, 0.2116, 0.6079, 0.0596, 0.9262, 0.9676
	0°	Spacing	0.3369, 0.4850, 0.4006, 0.2647, 0.4963, 0.4973, 0.4986, 0.4011, 0.4996, 0.3089, 0.2676, 0.4262, 0.4700, 0.4749, 0.5000, 0.4757, 0.4911, 0.4049, 0.4894, 0.2937
40		Amps	0.8811, 0.8008, 0.3251, 0.8078, 0.1487, 0.0170, 0.1933, 0.0573, 0.0085, 0.3539, 0.0257, 0.1550, 0.0205, 0.5005, 0.3540, 0.5473, 0.6053, 0.8268, 0.7866, 0.8881, 0.9332, 1.0000, 0.7673, 0.6267, 0.4929, 0.3048, 0.4683, 0.0118, 0.0056, 0.1860, 0.2041, 0.0035, 0.0953, 0.5103, 0.1352, 0.6457, 0.5603, 0.6074, 0.8803, 1.0000
		Spacing	0.3739, 0.3383, 0.3003, 0.4241, 0.3063, 0.4931, 0.3607, 0.4934, 0.3616, 0.4548, 0.4625, 0.4656, 0.4266, 0.4505, 0.3663, 0.3698, 0.3172, 0.2681, 0.2550, 0.2802, 0.4041, 0.2701, 0.3616, 0.3458, 0.3372, 0.4236, 0.4932, 0.4621, 0.4771, 0.3851, 0.3281, 0.4958, 0.4397, 0.4842, 0.4000, 0.2864, 0.3974, 0.2546, 0.3089, 0.4039
20		Amps	0.6083, 0.6349, 0.2588, 0.2339, 0.0000, 0.2307, 0.4144 0.3074, 0.1940, 0.8014, 0.9869, 0.4356, 0.2545, 0.0476, 0.0190, 0.5114, 0.2839, 0.0987, 0.1308, 0.9148
	15°	Spacing	0.3369, 0.2087, 0.3419, 0.4824, 0.3906, 0.4897, 0.4135, 0.5000, 0.5000, 0.4530, 0.3777, 0.2665, 0.4462, 0.4343, 0.5000, 0.4038, 0.4772, 0.4571, 0.2482, 0.4870
40		Amps	0.9871, 0.8319, 0.9915, 0.5635, 0.9477, 0.2038, 0.6511, 0.7517, 0.2521, 0.2027, 0.0191, 0.0060, 0.0341, 0.1774, 0.3761, 0.0211, 0.9749, 0.0711, 0.9982, 0.7881, 0.9952, 0.8975, 0.8434, 0.8898, 0.6869, 0.2138, 0.0206, 0.2775, 0.2438, 0.4098, 0.0027, 0.0016, 0.0069, 0.4387, 0.3516, 0.5479, 0.4311, 0.7191, 0.7725, 0.8217
		Spacing	0.2483, 0.2350, 0.2984, 0.2283, 0.2043, 0.2506, 0.3278, 0.4203, 0.5000, 0.4956, 0.4921, 0.4816, 0.4789, 0.4078, 0.4466, 0.2874, 0.4875, 0.2810, 0.3805, 0.3719, 0.2146, 0.3583, 0.2726, 0.2919, 0.4493, 0.3958, 0.2434, 0.2372, 0.2133, 0.3255, 0.4385, 0.3550, 0.4479, 0.4650, 0.4993, 0.4138, 0.4156, 0.2854, 0.3621, 0.2202