291 citations · 453 across the 38 of their papers we have counts for
13 papers · 1 filter
Combined DL-UL Distributed Beamforming Design for Cell-Free Massive MIMO
Bikshapathi Gouda, Antti Arvola, Italo Atzeni +1
We consider a cell-free massive multiple-input multiple-output system with multi-antenna access points (APs) and user equipments (UEs), where the UEs can be served in both the down…
On Optimal MMSE Channel Estimation for One-Bit Quantized MIMO Systems
Minhua Ding, Italo Atzeni, Antti Tölli +1
This paper focuses on the minimum mean squared error (MMSE) channel estimator for multiple-input multiple-output (MIMO) systems with one-bit quantization at the receiver side. Desp…
Near-Field Localization with -bit Quantized Hybrid A/D Reception
Ioannis Gavras, Italo Atzeni, George C. Alexandropoulos
In this paper, we consider a hybrid Analog and Digital (A/D) receiver architecture with an extremely large Dynamic Metasurface Antenna (DMA) and an -bit resolution Analog-to-Dig…
Enhanced Uplink Data Detection for Massive MIMO with 1-Bit ADCs: Analysis and Joint Detection
Amin Radbord, Italo Atzeni, Antti Tolli
We present a new analytical framework on the uplink data detection for massive multiple-input multiple-output systems with 1-bit analog-to-digital converters (ADCs). We first chara…
Uplink Power Control for Distributed Massive MIMO with 1-Bit ADCs
Bikshapathi Gouda, Italo Atzeni, Antti Tölli
We consider the problem of uplink power control for distributed massive multiple-input multiple-output systems where the base stations (BSs) are equipped with 1-bit analog-to-digit…
Distributed Precoding Design for Multi-Group Multicasting in Cell-Free Massive MIMO
Bikshapathi Gouda, Italo Atzeni, Antti Tölli
We consider multi-group multicast precoding designs for cell-free massive multiple-input multiple-output (MIMO) systems. To optimize the transmit and receive beamforming strategies…
Pilot-Aided Distributed Multi-Group Multicast Precoding Design for Cell-Free Massive MIMO
Bikshapathi Gouda, Italo Atzeni, Antti Tölli
We propose fully distributed multi-group multicast precoding designs for cell-free massive multiple-input multiple-output (MIMO) systems with modest training overhead. We target th…
Low-Resolution Massive MIMO Under Hardware Power Consumption Constraints
Italo Atzeni, Antti Tölli, Giuseppe Durisi
We consider a fully digital massive multiple-input multiple-output architecture with low-resolution analog-to-digital/digital-to-analog converters (ADCs/DACs) at the base station (…
Uplink Data Detection Analysis of 1-Bit Quantized Massive MIMO
Italo Atzeni, Antti Tölli
This paper presents an analytical framework for the data detection in massive multiple-input multiple-output uplink systems with 1-bit analog-to-digital converters (ADCs). Consider…
Channel Estimation and Data Detection Analysis of Massive MIMO with 1-Bit ADCs
Italo Atzeni, Antti Tölli
We present an analytical framework for the channel estimation and the data detection in massive multiple-input multiple-output uplink systems with 1-bit analog-to-digital converter…
Distributed Precoding Design via Over-the-Air Signaling for Cell-Free Massive MIMO
Italo Atzeni, Bikshapathi Gouda, Antti Tölli
Most works on cell-free massive multiple-input multiple-output (MIMO) consider non-cooperative precoding strategies at the base stations (BSs) to avoid extensive channel state info…
Downlink Cellular Network Analysis with LOS/NLOS Propagation and Elevated Base Stations
Italo Atzeni, Jesús Arnau, Marios Kountouris
In this paper, we investigate the downlink performance of dense cellular networks with elevated base stations (BSs) using a channel model that incorporates line-of-sight (LOS)/non-…
Full-Duplex MIMO Small-Cell Networks with Interference Cancellation
Italo Atzeni, Marios Kountouris
Full-duplex (FD) technology is envisaged as a key component for future mobile broadband networks due to its ability to boost the spectral efficiency. FD systems can transmit and re…