6 papers
Massive MIMO with 1-Bit DACs: Data Detection for Quantized Linear Precoding with Dithering
Amin Radbord, Italo Atzeni, Antti Tölli
To leverage high-frequency bands in 6G wireless systems and beyond, employing massive multiple-input multipleoutput (MIMO) arrays at the transmitter and/or receiver side is crucial…
SIC-free Multicast Scheduling for Multi-antenna Coded Caching
MohammadJavad Sojdeh, MohammadJavad Salehi, Antti Tölli
Multi-antenna coded caching (CC) with multicast beamforming typically relies on a complex successive interference cancellation (SIC) structure to decode a superposition of multiple…
Achievable DoF Bounds for Cache-Aided Asymmetric MIMO Communications
Mohammad NaseriTehrani, MohammadJavad Salehi, Antti Tölli
Integrating coded caching (CC) into multiple-input multiple-output (MIMO) communications can significantly enhance the achievable degrees of freedom (DoF) in wireless networks. Thi…
MIMO Detection with Spatial Sigma-Delta ADCs: A Variational Bayesian Approach
Toan-Van Nguyen, Sajjad Nassirpour, Italo Atzeni +3
The spatial Sigma-Delta () architecture can be leveraged to reduce the quantization noise and enhance the effective resolution of few-bit analog-to-digital converters (ADCs) at…
DQN-based Beamforming for Uplink mmWave Cellular-Connected UAVs
Susarla Praneeth, Gouda Bikshapathi, Deng Yansha +3
Unmanned aerial vehicles (UAVs) are the emerging vital components of millimeter wave (mmWave) wireless systems. Accurate beam alignment is essential for efficient beam-based mmWave…
Hybrid Beamforming for mm-Wave Massive MIMO Systems with Partially Connected RF Architecture
Mohammad Majidzadeh, Jarkko Kaleva, Nuutti Tervo +3
To satisfy the capacity requirements of future mobile systems, under-utilized millimeter wave frequencies can be efficiently exploited by employing massive MIMO technology with hig…