A tutorial on near-field XL-MIMO communications towards 6G
Extremely large-scale multiple-input multiple-output (XL-MIMO) is a promising technology for
the sixth-generation (6G) mobile communication networks. By significantly boosting the …
the sixth-generation (6G) mobile communication networks. By significantly boosting the …
Near-field communications: A comprehensive survey
Bayesian channel estimation in multi-user massive MIMO with extremely large antenna array
We investigate wideband uplink channel estimation for a multi-user (MU) multiple-input
single-output (MISO) OFDM system, in which the base station (BS) is equipped with an …
single-output (MISO) OFDM system, in which the base station (BS) is equipped with an …
How does performance scale with antenna number for extremely large-scale MIMO?
Extremely large-scale multiple-input multiple-output (XL-MIMO) communications correspond
to systems whose antenna size is so large that conventional assumptions, such as uniform …
to systems whose antenna size is so large that conventional assumptions, such as uniform …
Near-field localization and channel reconstruction for ELAA systems
In this paper, an efficient near-field channel reconstruction and user equipment (UE)
localization scheme is proposed for extremely large antenna array (ELAA) systems using a …
localization scheme is proposed for extremely large antenna array (ELAA) systems using a …
A learnable optimization and regularization approach to massive MIMO CSI feedback
Channel state information (CSI) plays a critical role in achieving the potential benefits of
massive multiple input multiple output (MIMO) systems. In frequency division duplex (FDD) …
massive multiple input multiple output (MIMO) systems. In frequency division duplex (FDD) …
Channel model mismatch analysis for XL-MIMO systems from a localization perspective
Radio localization is applied in high-frequency (eg, mmWave and THz) systems to support
communication and to provide location-based services without extra infrastructure. For …
communication and to provide location-based services without extra infrastructure. For …