OperaBLE: An IoT-Based Wearable to Improve Efficiency and Smart Worker Care Services in Industry 4.0

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2018/6272793/figures/6272793.fig.001a.svgz" name="6272793.fig.001a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Exterior design: OperaBLE with pulse sensor</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2018/6272793/figures/6272793.fig.001b.svgz" name="6272793.fig.001b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Interior design: OperaBLE with accelerometer</td></tr></table>

<div>OperaBLE, prototype used for experimentation.</div>

Journal of Sensors

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Figure 1: OperaBLE: An IoT-Based Wearable to Improve Efficiency and Smart Worker Care Services in Industry 4.0 