Attitude Estimation for In-Service Base Station Antenna Using Downlink Channel Fading Statistics

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijap/volume-2015/898631/figures/898631.fig.0010a.svgz" name="898631.fig.0010a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The CBE method</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijap/volume-2015/898631/figures/898631.fig.0010b.svgz" name="898631.fig.0010b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The CFE method</td></tr></table>

<div>The RMSEEs of the antenna downtilt versus the percentage of the UEs in the LoS positions among all available UEs.</div>

International Journal of Antennas and Propagation

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Figure 10

Figure 10: Attitude Estimation for In-Service Base Station Antenna Using Downlink Channel Fading Statistics 