Table 2.

Outcomes evaluation of proposed MTM for successive steps.

Substructure	Resonance frequency (GHz)	Bandwidth (GHz)	Resonance peak (dB)	Covering bands
Design 1	4.02	2.01	− 37.3	C
Design 2	4.1, 13.3	2.03, 0.45	− 38, − 15.4	C, Ku
Design 3	4.02, 11.43,14.5	1.8, 0.61, 1.86	− 36.1, − 17.63, − 25.7	C, Ku
Design 4	4.02, 10.04, 13.2	1.77, 0.89, 0.39	− 35.85, − 22.44, − 14.7	C, Ku
Proposed MTM	2.78, 7.7, 10.16,	0.7, 1.73, 1.45	− 30.5, − 29.86, − 27	S, C, X