Within the main lobe of radiation patterns, the phase variation characteristics inherent to OAM beams are ingeniously maintained, linking different OAM modes to the linear wavefront variation ...
TOKYO: Japan's dwindling working-age population is leading to structural changes in the labour market that are heightening pressure on firms to hike wages and services prices, the Bank of Japan ...
Abstract: This letter presents a novel beam-squint-aware (BSA) channel estimation method for uniform planar array (UPA)-type reconfigurable intelligent surface (RIS)-aided frequency- and ...