2 ms·
Passive Wi-Fi or "backscatter redirection Wi-Fi": https://en.wikipedia.org/wiki/Passive_Wi-Fi https://en.wikipedia.org/wiki/Passive_Wi-Fi : > The system used
by westurner 2y ago
Passive Wi-Fi or "backscatter redirection Wi-Fi":
https://en.wikipedia.org/wiki/Passive_Wi-Fi https://en.wikipedia.org/wiki/Passive_Wi-Fi :
> The system used tens of microwatts of power, [2] 10^−4 less energy than conventional Wi-fi devices, and one thousandth the energy of Bluetooth LE and Zigbee communications standards. [1]