[Retracted] Regional Double-Layer, High-Precision Indoor Positioning System Based on iBeacon Network

<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">Packet format</td><td class="align_center">Length</td><td class="align_center">Number of bytes</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">iBeacon device prefix</td><td class="align_center">9</td><td class="align_center">0–8</td></tr><tr><td class="align_left">UUID</td><td class="align_center">16</td><td class="align_center">9–24</td></tr><tr><td class="align_left">Major</td><td class="align_center">2</td><td class="align_center">25–26</td></tr><tr><td class="align_left">Minor</td><td class="align_center">2</td><td class="align_center">27–28</td></tr><tr><td class="align_left">Txpower</td><td class="align_center">1</td><td class="align_center">29</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Mathematical Problems in Engineering

tab2

Table 2

Table 2: [Retracted] Regional Double-Layer, High-Precision Indoor Positioning System Based on iBeacon Network 