Numerical Investigation of the System-Matrix Method for Higher-Order Probe Correction in Spherical Near-Field Antenna Measurements

Table 5

Properties of 𝐌 obtained with Hertzian 𝐩. D is the maximum value occurring in the diagonal (all diagonal elements are positive), d is the minimum value occurring in the diagonal, and O is the maximum magnitude occurring away from the diagonal.

𝑁tr	𝜓=0			𝜓=0.5^∘			𝜓=1^∘			𝜓=2^∘
	D	d	O	D	d	O	D	d	O	D	d	O
46	1.59	0.42	0.18	1.58	0.42	0.18	1.56	0.43	0.17	1.57	0.41	0.17
44	1.10	0.90	0.074	1.09	0.90	0.071	1.07	0.91	0.066	1.09	0.91	0.092
42	1.05	0.94	0.046	1.04	0.95	0.045	1.03	0.95	0.045	1.04	0.96	0.091
40	1.03	0.96	0.034	1.02	0.96	0.03	1.01	0.97	0.045	1.03	0.97	0.090
38	1.02	0.97	0.027	1.02	0.97	0.026	1.01	0.97	0.044	1.02	0.97	0.089