Abstract: This paper tests the lightweight UAV through physical experiments and proves that its reduced mass can still meet the strength requirements; the feasibility of the improved ant colony ...

As popular as the venerable Yaesu FT-817 transceiver might be with amateur radio operators, it’s not without its flaws, particularly in the user interface department. [Andy (G7UHN)] is painfully ...

Abstract: In the context of Internet of Things, this letter considers a cell-free (CF) massive multiple-input–multiple-output (MIMO) system for ultrareliability and low-latency communication (URLLC) ...