The increasing wireless data traffic demands have driven the need to explore suitable
spectrum regions for meeting the projected requirements. In the light of this, millimeter wave …

Hybrid analog and digital beamforming (HBF) has recently emerged as an attractive
technique for millimeter-wave (mmWave) communication systems. It well balances the …

Hybrid analog/digital precoding architectures are a low-complexity alternative for fully digital
precoding in millimeter-wave (mmWave) MIMO wireless systems. This is motivated by the …

Millimeter-wave (mmWave) communications have been considered as a key technology for
next-generation cellular systems and Wi-Fi networks because of its advances in providing …

Channel estimation for downlink millimeter wave (mmWave) multiuser multiple-input-
multiple-output (MU-MIMO) communications over a time-varying channel is demandingly …

This paper develops schemes for block-sparse channel estimation in millimeter wave
(mmWave) multiple-input multiple-output (MIMO) systems that exploit the spatial sparsity …

In this paper, we focus on the millimeter-wave multi-user multiple-input-multiple-output
(mmWave MU-MIMO) systems and propose a low-complexity hybrid precoding and …

In this letter, we propose a low-complexity hybrid precoding and combining design for the
millimeter-wave MU-MIMO transmission, applicable to both fully connected and sub …

In this paper, we develop an in-band-full-duplex (IBFD)-integrated sensing and
communications (ISAC)-integrated access and backhaul (IAB) network operating at …

Hybrid analog/digital processing is crucial for millimeter-wave (mmWave) MIMO systems
due to its ability to balance the gain and cost. Despite fruitful recent studies, the optimal …