291 citations · 412 across the 13 of their papers we have counts for
13 papers
Data Detection for Massive MIMO Systems with 1-Bit Quantized Dithered Linear Precoding
Amin Radbord, Italo Atzeni, Antti Tölli
The power consumption of the analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) in fully digital massive multiple-input multiple-output (MIMO) systems moti…
Over-the-Air Beamforming Design for Full-Duplex Cell-Free Massive MIMO Systems
Bikshapathi Gouda, Antti Tölli
We study a full-duplex (FD) cell-free massive MIMO system where distributed access points (APs) operate in FD mode while user equipments (UEs) remain half-duplex. Although simultan…
SEP Analysis of Quantized SIMO Systems with M-PSK over Correlated Fading Channels
Amila Ravinath, Bikshapathi Gouda, Italo Atzeni +1
The average symbol error probability (SEP) of a phase-quantized single-input multiple-output system with M-ary phase-shift keying modulation and maximum ratio combining (MRC) is an…
SEP Analysis of a Low-Resolution SIMO System with M-PSK over Fading Channels
Amila Ravinath, Minhua Ding, Bikshapathi Gouda +2
In this paper, the average symbol error probability (SEP) of a phase-quantized single-input multiple-output (SIMO) system with M-ary phase-shift keying (PSK) modulation is analyzed…
Optimality of the Bussgang Linear MMSE Channel Estimator for MIMO Systems with 1-Bit ADCs
Minhua Ding, Italo Atzeni, Antti Tölli +1
In this paper, we study the optimality of the Bussgang linear minimum mean squared error (BLMMSE) channel estimator for multiple-input multiple-output systems with 1-bit analog-to-…
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…
Doubly 1-Bit Quantized Massive MIMO
Italo Atzeni, Antti Tölli, Duy H. N. Nguyen +1
Enabling communications in the (sub-)THz band will call for massive multiple-input multiple-output (MIMO) arrays at either the transmit- or receive-side, or at both. To scale down…
A Variational Bayesian Perspective on Massive MIMO Detection
Duy H. N. Nguyen, Italo Atzeni, Antti Tölli +1
Optimal data detection in massive multiple-input multiple-output (MIMO) systems requires prohibitive computational complexity. A variety of detection algorithms have been proposed…
Scoring the Terabit/s Goal:Broadband Connectivity in 6G
Nandana Rajatheva, Italo Atzeni, Simon Bicais +26
This paper explores the road to vastly improving the broadband connectivity in future 6G wireless systems. Different categories of use cases are considered, with peak data rates up…
White Paper on Broadband Connectivity in 6G
Nandana Rajatheva, Italo Atzeni, Emil Bjornson +22
This white paper explores the road to implementing broadband connectivity in future 6G wireless systems. Different categories of use cases are considered, from extreme capacity wit…
Layered Belief Propagation for Low-complexity Large MIMO Detection Based on Statistical Beams
Takumi Takahashi, Antti Tölli, Shinsuke Ibi +1
This paper proposes a novel layered belief propagation (BP) detector with a concatenated structure of two different BP layers for low-complexity large multi-user multi-input multi-…
PAPR Constrained Power Allocation for Iterative Frequency Domain Multiuser SIMO Detector
Valtteri Tervo, Antti Tölli, Juha Karjalainen +1
Peak to average power ratio (PAPR) constrained power allocation in single carrier multiuser (MU) single-input multiple-output (SIMO) systems with iterative frequency domain (FD) so…
Convergence Constrained Multiuser Transmitter-Receiver Optimization in Single Carrier FDMA
Valtteri Tervo, Antti Tölli, Juha Karjalainen +1
Convergence constrained power allocation (CCPA) in single carrier multiuser (MU) single-input multiple-output (SIMO) systems with turbo equalization is considered in this paper. In…