Intermediate
1 WiFi Sensing Fundamentals
How a WiFi chip detects people through walls: CSI, subcarriers, baselines, and the honest limits of radio sensing.
Start courseCSI: the signal inside the signal
2 10 min
Anatomy of a CSI node
3 12 min
From raw frames to "someone is here"
4 12 min
Beyond presence: multi-modal sensing
10 min