satellite while preventing the transmission action from being discovered by a warden. We derive the optimal decision threshold of the warden. We investigate the 3-dimensional (3D) beamformer and 3D ...
The world of 3D printers has grown substantially in the last few years, so at TechRadar, we’ve tested over 50 of the best 3D printers around to make the choice easier for you. We’ve done hands ...