Effect of Earth Ground and Environment on Body-Centric Communications in the MHz Band

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="243191.fig.0011a" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Aluminum table with leg</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="243191.fig.0011b" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Aluminum table without leg</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="243191.fig.0011c" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Without table</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="243191.fig.0011d" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>Free space</td></tr></table></td></tr><tr class="fig-image" id="e"><td><img alt="243191.fig.0011e" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011e.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(e) </b>Wooden table with leg</td></tr></table></td></tr><tr class="fig-image" id="f"><td><img alt="243191.fig.0011f" src="https://static.hindawi.com/articles/ijap/volume-2012/243191/figures/243191.fig.0011f.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(f) </b>Wooden table without leg</td></tr></table></td></tr></table>

<table>Electric field distribution.</table>

International Journal of Antennas and Propagation

fig11

Figure 11

Figure 11: Effect of Earth Ground and Environment on Body-Centric Communications in the MHz Band 