Abstract: In this paper, we study the downlink precoding of spatial non-stationary (SnS) extremely large-scale multiple-input multiple-output (XL-MIMO) in the near-field channel with uniform spherical ...
Abstract: For a large-scale array, the subarray technology can save the radio frequency (RF) channels. However, the use of subarray technology often tends to reduce the beamforming performance of the ...
Chinese rare-earth magnet companies are finding workarounds to their government’s onerous export restrictions, as they seek to keep sales flowing to Western buyers without falling afoul of Chinese ...