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Figure 5: Return loss of rectangular patch antenna at on body centric
Figure 6: Gain pattern of rectangular patch antenna
Later on, the parametric study about thickness each layer will be investigate. The thickness of
each layer will increase one by one and others layer are constant. First parametric study is increase the
layer of fat and observed the S-parameter, gain, bandwidth. The analysis is shown in Table IV.
Table IV
Parametric study thickness of fat rectangular patch antenna
S-parameter Gain
Ages Thickness of layer Bandwidth (Hz)
(dB) (dB)
Children 8 mm -21.991 4.14 0.06
Boy 18 mm -21.989 4.47 0.06
Girl 28 mm -20.871 4.34 0.06
Women
58 mm -22.084 4.48 0.06
Man
78 mm -21.957 4.13 0.056
128 mm -21.542 4.42 0.056