Noncontact Detection and Analysis of Respiratory Function Using Microwave Doppler Radar

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2015/548136/figures/548136.fig.006a.svgz" name="548136.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Normal breathing</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2015/548136/figures/548136.fig.006b.svgz" name="548136.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Fast breathing</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2015/548136/figures/548136.fig.006c.svgz" name="548136.fig.006c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Slow inhalation-fast exhalation</td></tr><tr class="fig-image" id="d"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2015/548136/figures/548136.fig.006d.svgz" name="548136.fig.006d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Fast inhalation-slow exhalation</td></tr></table>

<div>Doppler Radar signals from various type of breathing scenarios.</div>

Journal of Sensors

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Figure 6

Figure 6: Noncontact Detection and Analysis of Respiratory Function Using Microwave Doppler Radar 