In this section, we describe the experimental setup
and different scenarios that were considered to evaluate
the impact of IEEE 802.11n networks on IEEE
802.15.4 operation. These experiments were performed
on a test bed of commercial IEEE 802.15.4 and IEEE
802.11 hardware. The test bed consisted of 15 IEEE
802.15.4 nodes sending packet to their common coordinator
using beaconless mode operation and two
IEEE 802.11n nodes acting as a client/server pair. The
dimensions of the test bed as well as the location of
each node are shown in Figure 1.