A new class action suit claims that Apple purposely misled buyers by using a 2x2 MIMO antenna array in the iPhone XR while knowing it was "inferior" and "defective" compared to the 4x4 MIMO setup in ...
While traditional MIMO may involve 2 – 4 (or sometimes more) antennas at one or both ends of a radio connection, massive MIMO uses large two-dimensional arrays of 32, 64, or more antennas. This not ...