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

Table 2

Average detected distance between BLE devices situated at 3 m.

Situation	Average detected distance (m)	Deviation ()
Without obstacles and one transmitter	2.73	0.99
With a wall and one transmitter	10.27	2.95
Different floor and one transmitter	12.37	4.52
Without obstacles with three transmitters	5.12	2.09
Without obstacles with five transmitters	3.57	1.96