Working essentially like backscatter RFID tags do, each node has a WiFi antenna that can be switched ... off the desired frequency and the battery-powered units modulate that at just the right ...

So if you’re looking to tap into a distant WiFi network, this umbrella-turned-dish antenna might be just the thing to build. Stretching the limits of WiFi connections seems to be a focus of ...

Instead, the monitors function as a gigantic extension for the little barrel ports on the back of your Wi-Fi-equipped motherboard, the kind that usually lead to a cheap plastic antenna included in ...