| CPC H04W 4/029 (2018.02) [G01S 1/042 (2013.01); G01S 5/02529 (2020.05); H04W 4/60 (2018.02); H04W 64/00 (2013.01); H04W 84/12 (2013.01)] | 18 Claims |

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1. An electronic system for determining a presence of a person at a particular area within a geographical location, comprising:
a location identification and tracking computer system application (“App”) running on a portable electronic device on the person of an individual located within the location; and
a plurality of wireless beacons disposed at different areas within a geographical location, each of the plurality of wireless beacons transmitting a wireless signal for receipt by the App when the portable electronic device is within range of the wireless signal,
wherein each signal transmitted by each wireless beacon contains a unique identifier identifying the wireless beacon who transmitted the signal,
wherein the App includes instructions to allow the App to electronically determine whether each beacon signal received is from a beacon whose unique identifier is previously programmed into the App;
wherein the App includes instructions so that for each known beacon signal received by the App the App electronically queries a database to electronically receive location properties for each known beacon,
wherein the location properties include information on the identity of beacons grouped as a particular cluster of beacons for a particular area within the location; and
wherein the App includes instructions to allow the App to electronically determining a current area of presence for the individual at the location based on determining which cluster of beacons out of a plurality of cluster of beacons for the location has a highest average signal strength.
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