A Fine-Grained Visible Light Communication Position Detection System Embedded in One-Colored Light Using DMD Projector

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Photodiode detector</td><td class="align_center">Image sensor</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Number of VLC signals</td><td class="align_center">Single</td><td class="align_center">Multiple</td></tr><tr><td class="align_left">Distance</td><td class="align_center">A few meters [<a href="/journals/misy/2017/9708154/#B7">7</a>]</td><td class="align_center">Very long (2 km) [<a href="/journals/misy/2017/9708154/#B14">14</a>]</td></tr><tr><td class="align_left">Space resolution</td><td class="align_center">Direction</td><td class="align_center">Each pixel</td></tr><tr><td class="align_left">Signal processing type</td><td class="align_center">Electrical signal processing</td><td class="align_center">Image processing</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The feature of VLC receivers that are a photodiode detector and an image sensor for the single LED light transmitter.

Mobile Information Systems

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Table 2

Table 2: A Fine-Grained Visible Light Communication Position Detection System Embedded in One-Colored Light Using DMD Projector 