Roads of MIMO Broadcasting: An Overview of Variant Technologies

This paper outlines futuristic ATSC 3.0 multipleinput multiple-output (MIMO) broadcasting technologies in terms of three variants: 1) Frequency reuse-1 MIMO, 2) Backward-compatible MIMO, and 3) Channel-bonded MIMO.Through a brief discussion of their principles, features, and use cases, this paper sheds light on the diverse paths of MIMO broadcasting paved for the future of digital broadcasting systems.Furthermore, the paper discusses the implications and potential advancements of these technologies, emphasizing their role in achieving higher data rates and improved flexibility.