BEACON ARRAY
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United States of America Patent
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Issued Date -
Oct 31, 2019
app pub date -
Jul 8, 2019
filing date -
Jun 24, 2015
priority date (Note) -
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Abstract
A method comprises receiving a first received signal strength indicator (RSSI) of a first beacon in an array of beacons and receiving a second RSSI of a second beacon in an array of beacons, calculating a RSSI of the array (r) as a function of the first RSSI and the second RSSI, retrieving a calibrated RSSI value of the array (r′) from a memory, determining whether r>r′, and outputting a signal to a user device responsive to determining that r>r′.
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