Solving the optimal symbol detection problem in multiple-input multiple-output (MIMO)
systems is known to be NP-hard. Hence, the objective of any detector of practical relevance …

This paper considers the transceiver design for uplink massive multiple-input multiple-output
(MIMO) systems with channel sparsity in the angular domain. Recent progress has shown …

We consider efficient channel estimation for massive multiple-input multiple-output (MIMO)
systems using one-bit analog-to-digital converters (ADCs) with antenna-varying thresholds …

Exploiting massive multiple-input-multiple-output (MIMO) gains come at the expense of
obtaining accurate channel estimates at the base station. However, conventional channel …

This paper addresses the channel estimation problem for three-dimensional (3-D) massive
multiple-input multiple-output (MIMO) systems, where the base station (BS) is equipped with …

For downlink orthogonal frequency division multiplexing-based massive multiple-input-
multiple-output transmission over the time-varying channel, channel estimation is very …

This paper considers the joint impact of non-linear hardware impairments at the base station
(BS) and user equipments (UEs) on the uplink performance of single-cell massive MIMO …

In this paper, we study joint antenna activity detection, channel estimation, and multiuser
detection for massive multiple-input multiple-output (MIMO) systems with general spatial …

Massive multiple-input multiple-output (MIMO) is widely recognized as a promising
technology for future 5G wireless communication systems. To achieve the theoretical …

This paper addresses the problem of downlink channel estimation in frequency-division
duplexing massive multiple-input multiple-output systems. The existing methods usually …