A 39pJ/b 7.3Gbps 1.3mm${}^2$ Multi-Subcarrier Massive MU-MIMO-OFDM Detector Exploiting Beamspace Sparsity and Frequency-Domain Correlation in 22FDX

Abhishek Kumar, Seyed Hadi Mirfarshbafan, Oscar Castañeda +1

We present the first multi-subcarrier massive multi-user (MU) multiple-input multiple-output (MIMO) orthogonal frequency-division multiplexing (OFDM) data detector reported in the…