# With HEAVY reference to this solution: https://www.youtube.com/watch?v=lXVy6YWFcRM&t=2s (Neetcode) (YouTube video by Neetcode titled, 'Maximum Product Subarray ...
Abstract: The deployment of extremely large-scale multiple-input multiple-output (XL-MIMO) significantly enlarges the near-field region. Accurate near-field channel state information estimation is of ...
Abstract: A novel antenna-in-package (AiP) of a 2-D array is proposed for sub-terahertz (Sub-THz) applications at the 250–310-GHz band. The 2-D array is decomposed into several 1-D row subarrays ...