Efficiency Improvements of Antenna Optimization Using Orthogonal Fractional Experiments

Table 2

The 2⁵ full factorial design and the simulated results (at 915 MHz).

Run	b	a	d	l	t	(Ω)	(Ω)
1	−1	−1	−1	−1	−1	6.94	74.41
2	+1	−1	−1	−1	−1	12.8	123.16
3	−1	+1	−1	−1	−1	25.29	117.67
4	+1	+1	−1	−1	−1	43.13	177.08
5	−1	−1	+1	−1	−1	1.77	75.21
6	+1	−1	+1	−1	−1	4.02	125.36
7	−1	+1	+1	−1	−1	6.34	123.11
8	+1	+1	+1	−1	−1	14.91	194.62
9	−1	−1	−1	+1	−1	6.46	62.86
10	+1	−1	−1	+1	−1	11.63	103.33
11	−1	+1	−1	+1	−1	22.87	104.79
12	+1	+1	−1	+1	−1	33.88	139.29
13	−1	−1	+1	+1	−1	1.67	63.66
14	+1	−1	+1	+1	−1	3.68	104.28
15	−1	+1	+1	+1	−1	5.92	103.03
16	+1	+1	+1	+1	−1	12.98	157.83
17	−1	−1	−1	−1	+1	3.82	56.99
18	+1	−1	−1	−1	+1	6.86	93.47
19	−1	+1	−1	−1	+1	13.83	92.93
20	+1	+1	−1	−1	+1	23.55	135.52
21	−1	−1	+1	−1	+1	1	57.86
22	+1	−1	+1	−1	+1	2.24	94.2
23	−1	+1	+1	−1	+1	3.59	93.26
24	+1	+1	+1	−1	+1	8.08	142.22
25	−1	−1	−1	+1	+1	3.54	50.64
26	+1	−1	−1	+1	+1	6.27	82.1
27	−1	+1	−1	+1	+1	12.58	81.94
28	+1	+1	−1	+1	+1	22.4	119.46
29	−1	−1	+1	+1	+1	0.92	50.77
30	+1	−1	+1	+1	+1	2.06	82.46
31	−1	+1	+1	+1	+1	3.31	81.59
32	+1	+1	+1	+1	+1	7.25	122.24