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, these ...
It’s been a whole year since BMW teased the prototype of its F 450 GS. At this year’s EICMA, the much-anticipated mini-GS finally made its global debut, and drew plenty of oohs and aahs. First things ...