I would guess it's based on methods from Wi-Vi [0], so the ground-breaking was done in 2013 in academia. [0] http://people.csail.mit.edu/fadel/papers/wivi-pape

I would guess it's based on methods from Wi-Vi [0], so the ground-breaking was done in 2013 in academia. [0] http://people.csail.mit.edu/fadel/papers/wivi-paper.pdf http://people.csail.mit.edu/fadel/papers/wivi-paper.pdf SIGCOMM'13