Antenna Diversity Techniques for Enhanced Ultra-Wideband Body-Centric Wireless Networks in Healthcare - Ultra-Wideband and 60 GHz Communications for Biomedical Applications - page 160

Table 3 Diversity parameters for different receiver (Rx) positions with respect to transmitter (Tx) on waist in an anechoic chamber at 0.34 λ 0 spacing
Link Chest Head Wrist Ankle Back
1 2 3 4 1 2 1 1 2 3 1 2 3 4
MRC 1.10 1.25 1.5 1 1.28 1.27 1.47 1.52 1.42 1.6 1.93 2.02 1.96 1.92
EGC 0.5 0.6 0.5 0.75 1.22 1.01 1.22 0.64 0.52 0.57 0.53 1.87 1.82 1.76
SC 0.0 0.1 0.0 0.0 0.36 0.34 0.1 0.0 0.0 0.0 0.56 0.54 0.5 0.5
ρ e 0.640 0.640 0.641 0.640 0.720 0.721 0.730 0.746 0.746 0.745 0.650 0.650 0.651 0.648
r 1 − 29.15 − 29.16 − 29.24 − 29.16 − 39.58 − 39.85 − 44.77 − 39.74 − 39.76 − 39.84 − 47.34 − 47.46 − 47.12 − 47.38
r 2 − 34.66 − 34.68 − 34.52 − 33.99 − 37.85 − 37.55 − 42.53 − 39.65 − 39.72 − 39.52 − 48.14 − 48.24 − 47.98 − 47.02
I 5.51 5.52 5.28 4.83 1.73 2.3 2.24 0.09 0.04 0.32 0.8 0.78 0.86 0.36
All units are in dB except ρ e , r 1 and r 2 are mean powers and I is the power imbalance EGC equal-gain combining, MRC maximum-ratio combining, SC selection
combining