Using Bluetooth Low Energy Advertisements for the Detection of People Temporal Proximity Patterns

Table 1

Average detected distance between BLE devices situated at 1 m.

Situation	Average detected distance (m)	Deviation ()
Without obstacles and one transmitter	1.14	0.55
With a wall and one transmitter	6.28	5.33
Without obstacles with three transmitters	1.95	0.69
Without obstacles with five transmitters	1.80	0.91