Channel Estimation Approach with Low Pilot Overhead in FBMC/OQAM Systems

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2021/5533399/figures/5533399.fig.002a.svgz" name="5533399.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The conventional 3-column preamble structure of IAM</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2021/5533399/figures/5533399.fig.002b.svgz" name="5533399.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The preamble structure of POP</td></tr></table>

<div>The conventional preamble and the proposed preamble in FBMC/OQAM.</div>

Wireless Communications and Mobile Computing

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Figure 2

Figure 2: Channel Estimation Approach with Low Pilot Overhead in FBMC/OQAM Systems 