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. 2017 Sep 21;12(9):e0185122. doi: 10.1371/journal.pone.0185122

Table 2. Comparison between normal SSRR, single and double spurlines filters.

Specifications Proposed SSRR sensors [17] [18] [16] [19] [20]
Normal SSRR [21] with Single Spurline with Double Spurlines
Frequency [GHz] 2.22 2.22 2.22 2.57 1.28 2.65 2.44 10.66 10.95
Q-Factor 407.34 267.07 652.94 ≈ 124 ≈ 64 80 147 52 56
S21 [dB] -15.32 -14.55 -8.92 -16.60 -22.34 -21.00 -5.52 -18.50 -18.50