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Related papers: Resilient Cell-Free Massive MIMO Networks

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A Cell-Free Massive MIMO (multiple-input multiple-output) system comprises a very large number of distributed access points (APs)which simultaneously serve a much smaller number of users over the same time/frequency resources based on…

Information Theory · Computer Science 2017-01-18 Hien Quoc Ngo , Alexei Ashikhmin , Hong Yang , Erik G. Larsson , Thomas L. Marzetta

The issue of diminished spectral efficiency (SE) of the downlink (DL) transmission in distributed cell-free massive MIMO (CF-mMIMO) systems poses a significant challenge in terms of user equipment (UE) performance when compared to their…

Signal Processing · Electrical Eng. & Systems 2023-10-31 Reza Roshanghias , Reza Saadat

In the cell-free massive multiple-input multiple-output (CF mMIMO) system, the centralized transmission scheme is widely adopted to manage the inter-user interference. Unfortunately, its implementation is limited by the extensive signaling…

Signal Processing · Electrical Eng. & Systems 2022-08-02 Hongkang Yu , Xinquan Ye , Yijian Chen

In this paper, we study resource allocation for multiuser multiple-input single-output secondary communication systems with multiple system design objectives. We consider cognitive radio networks where the secondary receivers are able to…

Information Theory · Computer Science 2015-04-24 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

The explosive growth of data results in more scarce spectrum resources. It is important to optimize the system performance under limited resources. In this paper, we investigate how to achieve weighted throughput (WTP) maximization for…

Information Theory · Computer Science 2023-05-26 Jiafei Fu , Pengcheng Zhu , Bo Ai , Jiangzhou Wang , Xiaohu You

Massive multiple-input multiple-output (mMIMO) antenna systems and inter-band carrier aggregation (CA)-enabled multi-band communication are two key technologies to achieve very high data rates in beyond fifth generation (B5G) wireless…

Networking and Internet Architecture · Computer Science 2024-07-31 Nuwan Balasuriya , Amine Mezghani , Ekram Hossain

This paper proposes the utilization of cell-free massive MIMO (CF-M-MIMO) processing on top of the regular micro/macrocellular deployments typically found in current 5G networks. Towards this end, it contemplates the connection of all base…

Networking and Internet Architecture · Computer Science 2023-06-13 F. Riera-Palou , G. Femenias , D. López-Pérez , N. Piovesan , A. De Domenico

This paper investigates the combined benefits of full-duplex (FD) and cell-free massive multiple-input multipleoutput (CF-mMIMO), where a large number of distributed access points (APs) having FD capability simultaneously serve numerous…

Signal Processing · Electrical Eng. & Systems 2020-07-10 Hieu V. Nguyen , Van-Dinh Nguyen , Octavia A. Dobre , Shree Krishna Sharma , Symeon Chatzinotas , Björn Ottersten , Oh-Soon Shin

Cell-free massive MIMO communications is an emerging network technology for 5G wireless communications wherein distributed multi-antenna access points (APs) serve many users simultaneously. Most prior work on cell-free massive MIMO systems…

Information Theory · Computer Science 2020-01-22 Asmaa Abdallah , Mohammad M. Mansour

In this paper, we study the resource allocation algorithm design for multiple-input single-output (MISO) multicarrier non-orthogonal multiple access (MC-NOMA) systems, in which a full-duplex base station serves multiple half-duplex uplink…

Information Theory · Computer Science 2017-10-05 Yan Sun , Derrick Wing Kwan Ng , Jun Zhu , Robert Schober

Existing works on Cell-Free Massive MIMO primarily focus on optimising system throughput and energy efficiency under high-traffic scenarios with only a limited focus on variable user demand as required by higher network layers.…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Robbert Beerten , Vida Ranjbar , Hazem Sallouha , Sofie Pollin

This paper considers a mobile edge computing-enabled cell-free massive MIMO wireless network. An optimization problem for the joint allocation of uplink powers and remote computational resources is formulated, aimed at minimizing the total…

Information Theory · Computer Science 2022-02-17 Giovanni Interdonato , Stefano Buzzi

This paper proposes a pilot-aware, degeneracy-driven Agent-Based Modelling (ABM) framework for distributed resource allocation in RSMA-enabled multi-user MIMO systems under imperfect Channel State Information (CSI) and residual Successive…

Signal Processing · Electrical Eng. & Systems 2026-05-06 Sayanti Ghosh , Indrakshi Dey , Nicola Marchetti

We consider network-assisted full-duplex (NAFD) cell-free massive multiple-input multiple-output (CF-mMIMO) systems, where full-duplex (FD) transmission is virtually realized via half-duplex (HD) hardware devices. The HD access points (APs)…

Information Theory · Computer Science 2023-04-17 Mohammadali Mohammadi , Tung T. Vu , Hien Quoc Ngo , Michail Matthaiou

There has been a growing interest in realizing the resilient consensus of the multi-agent system (MAS) under cyber-attacks, which aims to achieve the consensus of normal agents (i.e., agents without attacks) in a network, depending on the…

Systems and Control · Electrical Eng. & Systems 2023-11-13 Henglai Wei , Kunwu Zhang , Hui Zhang , Yang Shi

Cell-free massive MIMO (CF-M-MIMO) systems represent an evolution of the classical cellular architecture that has dominated the mobile landscape for decades. In CF-M-MIMO, a central processing unit (CPU) controls a multitude of access…

Signal Processing · Electrical Eng. & Systems 2019-09-27 Felip Riera-Palou , Guillem Femenias

Applying integrated sensing and communication (ISAC) to a cell-free massive multiple-input multiple-output (CF mMIMO) architecture has attracted increasing attention. This approach equips CF mMIMO networks with sensing capabilities and…

Information Theory · Computer Science 2024-05-31 Yifei Fan , Shaochuan Wu , Xixi Bi , Guoyu Li

Cell-free (CF) multiuser multiple-input multiple-output (MU-MIMO) systems are an emerging technology that provides service simultaneously to multiple users but suffers from multiuser interference (MUI). In this work, we propose a robust…

Information Theory · Computer Science 2025-02-27 A. Flores , R. de Lamare

In cell-free massive multiple-input multiple-output systems, downlink power control is essential to ensure uniformly high service quality across users. Existing methods range from centralized iterative approaches requiring global channel…

Signal Processing · Electrical Eng. & Systems 2026-05-27 Giovanni Di Gennaro , Amedeo Buonanno , Gianmarco Romano , Francesco Verde , Stefano Buzzi , Francesco A. N. Palmieri

Multiple-input multiple-output (MIMO) systems greatly increase the overall throughput of wireless systems since they are capable of transmitting multiple streams employing the same time-frequency resources. However, this gain requires an…

Information Theory · Computer Science 2022-02-15 A. Flores , R. C. de Lamare