The author of article stated it wrong. It's not the time-of-flight that is used as a proximity measure, it is the received signal strength (RSS). By limiting response times to 8 ms just demands better relaying…
The author of article stated it wrong. It's not the time-of-flight that is used as a proximity measure, it is the received signal strength (RSS). By limiting response times to 8 ms just demands better relaying…