Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Core Java – Daily Learning: A hands-on, daily-updated repository with practical Java programs on patterns, functions, arrays, OOP, and mini projects. Ideal for beginners and learners to practice, ...

Abstract: “Active flux” is an alternative unitary concept for the control of practically all ac drives. As aligned to rotor d-axis (for synchronous and flux-modulation machines) and to rotor flux axis ...