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Deep reinforcement learning (DRL) algorithms have recently gained wide attention in the wireless networks domain. They are considered promising approaches for solving dynamic radio resource management (RRM) problems in next-generation…

Networking and Internet Architecture · Computer Science 2022-09-29 Ahmad M. Nagib , Hatem Abou-zeid , Hossam S. Hassanein

We present a Reinforcement Learning (RL) approach to the problem of controlling the Discontinuous Reception (DRX) policy from a Base Transceiver Station (BTS) in a cellular network. We do so by means of optimally timing the transmission of…

Information Theory · Computer Science 2024-06-21 Adriano Pastore , Adrián Agustín de Dios , Álvaro Valcarce

Modular, distributed and multi-core architectures are currently considered a promising approach for scalability of quantum computing systems. The integration of multiple Quantum Processing Units necessitates classical and quantum-coherent…

Quantum Physics · Physics 2026-04-28 Enrico Russo , Maurizio Palesi , Davide Patti , Giuseppe Ascia , Vincenzo Catania

Low-resolution digital-to-analog converter (DAC) has shown great potential in facilitating cost- and power-efficient implementation of massive multiple-input multiple-output (MIMO) systems. We investigate the performance of a massive MIMO…

Information Theory · Computer Science 2019-01-30 Jindan Xu , Wei Xu , Fengkui Gong , Hua Zhang , Xiaohu You

The sixth-generation (6G) wireless networks will rely on ultra-dense multi-cell deployment to meet the high rate and connectivity demands. However, frequency reuse leads to severe inter-cell interference, particularly for cell-edge users,…

Information Theory · Computer Science 2025-11-18 Shuo Zheng , Shuowen Zhang

This letter considers the architecture of distributed antenna system, which is made up of a massive number of single-antenna remote radio heads (RRHs), some with full-resolution but others with low-resolution analog-to-digital converter…

Information Theory · Computer Science 2017-05-16 Jide Yuan , Shi Jin , Chao-Kai Wen , Kai-Kit Wong

The wide bandwidth and large number of antennas used in millimeter wave systems put a heavy burden on the power consumption at the receiver. In this paper, using an additive quantization noise model, the effect of analog-digital conversion…

Information Theory · Computer Science 2016-11-18 Oner Orhan , Elza Erkip , Sundeep Rangan

The next-generation wireless network, 6G and beyond, envisions to integrate communication and sensing to overcome interference, improve spectrum efficiency, and reduce hardware and power consumption. Massive Multiple-Input Multiple Output…

Information Theory · Computer Science 2024-09-25 Anik Roy , Serene Banerjee , Jishnu Sadasivan , Arnab Sarkar , Soumyajit Dey

Data-aided channel estimation is a promising solution to improve channel estimation accuracy by exploiting data symbols as pilot signals for updating an initial channel estimate. In this paper, we propose a semi-data-aided channel estimator…

Signal Processing · Electrical Eng. & Systems 2022-04-05 Tae-Kyoung Kim , Yo-Seb Jeon , Jun Li , Nima Tavangaran , H. Vincent Poor

Hybrid beamforming is a promising technology for 5G millimetre-wave communications. However, its implementation is challenging in practical multiple-input multiple-output (MIMO) systems because non-convex optimization problems have to be…

Signal Processing · Electrical Eng. & Systems 2021-07-09 Hamed Hojatian , Vu Nguyen Ha , Jérémy Nadal , Jean-François Frigon , François Leduc-Primeau

Signal processing in wireless communications, such as precoding, detection, and channel estimation, are basically about solving inverse matrix problems, which, however, are slow and inefficient in conventional digital computers, thus…

Signal Processing · Electrical Eng. & Systems 2022-11-08 Pushen Zuo , Zhong Sun , Ru Huang

We propose a deep reinforcement learning (DRL) approach for a full-duplex (FD) transmission that predicts the phase shifts of the reconfigurable intelligent surface (RIS), base station (BS) active beamformers, and the transmit powers to…

Information Theory · Computer Science 2024-06-21 Nancy Nayak , Sheetal Kalyani , Himal A. Suraweera

Channel state information (CSI) feedback is necessary for the frequency division duplexing (FDD) multiple input multiple output (MIMO) systems due to the channel non-reciprocity. With the help of deep learning, many works have succeeded in…

Information Theory · Computer Science 2023-02-07 Zhilin Lu , Xudong Zhang , Rui Zeng , Jintao Wang

In this paper, we focus on a wireless-powered sensor network coordinated by a multi-antenna access point (AP). Each node can generate sensing information and report the latest information to the AP using the energy harvested from the AP's…

Systems and Control · Electrical Eng. & Systems 2022-12-29 Shimin Gong , Leiyang Cui , Bo Gu , Bin Lyu , Dinh Thai Hoang , Dusit Niyato

Resistive random-access memory (RRAM) provides an excellent platform for analog matrix computing (AMC), enabling both matrix-vector multiplication (MVM) and the solution of matrix equations through open-loop and closed-loop circuit…

Signal Processing · Electrical Eng. & Systems 2025-12-05 Pushen Zuo , Zhong Sun

Adaptivity, reconfigurability and intelligence are key features of the next-generation wireless networks to meet the increasingly diverse quality of service (QoS) requirements of the future applications. Conventional protocol designs,…

Networking and Internet Architecture · Computer Science 2024-08-30 Navid Keshtiarast , Marina Petrova

The design of Wireless Networked Control System (WNCS) requires addressing critical interactions between control and communication systems with minimal complexity and communication overhead while providing ultra-high reliability. This paper…

Systems and Control · Electrical Eng. & Systems 2023-12-20 Hamida Qumber Ali , Amirhassan Babazadeh Darabi , Sinem Coleri

Next generation wireless networks are expected to be extremely complex due to their massive heterogeneity in terms of the types of network architectures they incorporate, the types and numbers of smart IoT devices they serve, and the types…

Signal Processing · Electrical Eng. & Systems 2022-03-14 Abdulmalik Alwarafy , Mohamed Abdallah , Bekir Sait Ciftler , Ala Al-Fuqaha , Mounir Hamdi

In this paper, we propose a deep reinforcement learning (DRL) approach for solving the optimisation problem of the network's sum-rate in device-to-device (D2D) communications supported by an intelligent reflecting surface (IRS). The IRS is…

Signal Processing · Electrical Eng. & Systems 2021-08-09 Khoi Khac Nguyen , Antonino Masaracchia , Cheng Yin , Long D. Nguyen , Octavia A. Dobre , Trung Q. Duong

All-digital massive multiuser (MU) multiple-input multiple-output (MIMO) at millimeter-wave (mmWave) frequencies is a promising technology for next-generation wireless systems. Low-resolution analog-to-digital converters (ADCs) can be…

Information Theory · Computer Science 2023-12-06 Victoria Palhares , Gian Marti , Oscar Castañeda , Christoph Studer