Correction to: Chapter 4 in: B. Bhushan et al. (eds.), 5G and Beyond, Springer Tracts in Electrical and Electronics Engineering, https://doi.org/10.1007/978-981-99-3668-7_4

The original version of the book was inadvertently published with incorrect author name and affiliation in chapter 4. The erratum chapter and the book have been updated with the changes.