Service Differentiated and Adaptive CSMA/CA over IEEE 802.15.4 for Cyber-Physical Systems

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="947808.fig.007a" src="https://static.hindawi.com/articles/tswj/volume-2013/947808/figures/947808.fig.007a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Effective data rate</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="947808.fig.007b" src="https://static.hindawi.com/articles/tswj/volume-2013/947808/figures/947808.fig.007b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Packet loss rate</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="947808.fig.007c" src="https://static.hindawi.com/articles/tswj/volume-2013/947808/figures/947808.fig.007c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Average delay</td></tr></table></td></tr></table>

<table>Performance comparison of different levels.</table>

The Scientific World Journal

fig7

Figure 7

Figure 7: Service Differentiated and Adaptive CSMA/CA over IEEE 802.15.4 for Cyber-Physical Systems 