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, ...

Learn quick and easy blouse sewing with 3 simple cutting methods designed for beginners. This tutorial breaks down basic ...

Get inspired with all these sweet baby gifts to sew! Use these easy sewing projects to make matching sets for baby showers!

The Heritage Crafts Association, which monitors endangered skills through its Red List, has highlighted the decline in ...

Optical wireless communication (OWC) refers to transmission in unguided propagation media through the use of optical carriers, i.e., visible, infrared (IR), and ultraviolet (UV) bands. In this survey, ...

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