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Related papers: Positioning via Direct Localization in C-RAN Syste…

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Cloud radio access networks (C-RAN) and Mobile Cloud Computing (MCC) have emerged as promising candidates for the next generation access network techniques. MCC enables resource limited mobile devices to offload computationally intensive…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-01-23 Chathura Sarathchandra Magurawalage , Kun Yang , Ritosa Patrik , Michael Georgiades , Kezhi Wang

Artificial intelligence and data-driven networks will be integral part of 6G systems. In this article, we comprehensively discuss implementation challenges and need for architectural changes in 5G radio access networks for integrating…

Networking and Internet Architecture · Computer Science 2021-08-26 M. Majid Butt , Anna Pantelidou , István Z. Kovács

The widespread adoption of the fifth generation (5G) of cellular networks has brought new opportunities for the development of localization-based services. High-accuracy positioning use cases and functionalities defined by the standards are…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Lorenzo Italiano , Bernardo Camajori Tedeschini , Mattia Brambilla , Huiping Huang , Monica Nicoli , Henk Wymeersch

In this paper, we address the virtualization and the centralization of real-time network functions, notably in the framework of Cloud RAN (C-RAN). We thoroughly analyze the required fronthaul capacity for the deployment of the proposed…

Networking and Internet Architecture · Computer Science 2019-05-06 Veronica Quintuna Rodriguez , Fabrice Guillemin

In this paper, we study the deployment decisions and location optimization for the remote radio heads (RRHs) in coordinated distributed networks in the presence of a wireless backhaul. We implement a scheme where the RRHs use zero-forcing…

Information Theory · Computer Science 2021-02-15 Hussein A. Ammar , Raviraj Adve , Shahram Shahbazpanahi , Gary Boudreau

Wireless sensing is a promising technology for future wireless communication networks to realize various application services. Wireless local area network (WLAN)-based localization approaches using channel state information (CSI) have been…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Osamu Muta , Kazuki Noguchi , Junsuke Izumi , Shunsuke Shimizu , Tomoki Murakami , Shinya Otsuki

This paper investigates the compress-and-forward scheme for an uplink cloud radio access network (C-RAN) model, where multi-antenna base-stations (BSs) are connected to a cloud-computing based central processor (CP) via capacity-limited…

Information Theory · Computer Science 2016-11-18 Yuhan Zhou , Yinfei Xu , Wei Yu , Jun Chen

The advent of fifth generation (5G) networks has opened new avenues for enhancing connectivity, particularly in challenging environments like remote areas or disaster-struck regions. Unmanned aerial vehicles (UAVs) have been identified as a…

Networking and Internet Architecture · Computer Science 2023-12-25 Yuhui Wang , Junaid Farooq

As a critical component of beyond fifth-generation (B5G) and sixth-generation (6G) mobile communication systems, ultra-reliable low-latency communication (uRLLC) imposes stringent requirements on latency and reliability. In recent years,…

Information Theory · Computer Science 2024-12-13 Ziyang Zhang , Dongming Wang , Yunxiang Guo , Yang Cao , Xiaohu You

In wireless communications, the need to cover operation areas, such as seaports, is at the forefront of discussion, especially regarding network capacity provisioning. Radio network planning typically involves determining the number of…

Networking and Internet Architecture · Computer Science 2024-11-26 Paulo Furtado Correia , Andre Coelho , Manuel Ricardo

Cloud-Radio Access Network (C-RAN) is a promising network architecture to reduce energy consumption and the increasing number of base station deployment costs in mobile networks. However, the necessity of enormous fronthaul bandwidth…

Networking and Internet Architecture · Computer Science 2021-01-13 Turgay Pamuklu , Cicek Cavdar , Cem Ersoy

Open radio access network (ORAN) provides an open architecture to implement radio access network (RAN) of the fifth generation (5G) and beyond mobile communications. As a key technology for the evolution to the sixth generation (6G)…

Localization performance in wireless networks has been traditionally benchmarked using the Cramer-Rao lower bound (CRLB), given a fixed geometry of anchor nodes and a target. However, by endowing the target and anchor locations with…

Networking and Internet Architecture · Computer Science 2017-10-24 Christopher E. O'Lone , Harpreet S. Dhillon , R. M. Buehrer

High-precision positioning accuracy is among the key features of the future fifth-generation (5G-advanced) cellular networks to enable a wide variety of commercial, critical, and consumer use cases. 5G new radio (NR) systems have relied on…

Signal Processing · Electrical Eng. & Systems 2022-07-15 Abdurrahman Fouda , Ryan Keating , Hyun-Su Cha

The cloud radio access network (C-RAN) has become the foundational structure for various emerging communication paradigms, leveraging the flexible deployment of distributed access points (APs) and centralized task processing. In this paper,…

Information Theory · Computer Science 2023-11-17 Chang Wu , Hancheng Lu , Yuang Chen , Langtian Qin

In millimeter-wave communication systems with large-scale antenna arrays, conventional digital beamforming may not be cost-effective. A promising solution is the implementation of hybrid beamforming techniques, which consist of…

Information Theory · Computer Science 2017-04-04 Jaein Kim , Seok-Hwan Park , Osvaldo Simeone , Inkyu Lee , Shlomo Shamai

This paper develops a stochastic geometry-based approach for the modeling, analysis, and optimization of wireless cloud caching networks comprised of multiple-antenna radio units (RUs) inside clouds. We consider the Matern cluster process…

Information Theory · Computer Science 2019-05-07 Seyed Mohammad Azimi-Abarghouyi , Masoumeh Nasiri-Kenari , Merouane Debbah

The roll-out phase of the next generation of mobile networks (5G) has started and operators are required to devise deployment solutions while pursuing localization accuracy maximization. Enabling location-based services is expected to be a…

Networking and Internet Architecture · Computer Science 2022-07-29 Antonio Albanese , Vincenzo Sciancalepore , Albert Banchs , Xavier Costa-Pérez

This paper presents a terrestrial localization system based on 5G infrastructure as a viable alternative to GNSS, particularly in scenarios where GNSS signals are obstructed or unavailable. It discusses network planning aimed at enabling…

Network virtualization and cloudification in Open Radio Access Networks (O-RAN) enable joint orchestration of the processing and fronthaul resources, which are essential for realizing the energy-saving potential of cell-free massive MIMO…

Signal Processing · Electrical Eng. & Systems 2026-04-07 Ozan Alp Topal , Özlem Tuğfe Demir , Emil Björnson , Cicek Cavdar