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Related papers: Fog Radio Access Networks: Mobility Management, In…

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This paper presents the description of several key RAN enablers for the radio resource management (RRM) framework of the fifth generation (5G) radio access network (RAN), referred to as building blocks of the 5G RRM. In particular, the…

Information Theory · Computer Science 2018-03-09 D. M. Gutierrez-Estevez , Ö. Bulakci , M. Ericson , A. Prasad , E. Pateromichelakis , J. Belschner , P. Arnold , G. Calochira

In this paper, the authors present a Radio Access Network (RAN) concept for future mobile communication systems beyond 5G. The concept is based on knowledge of the environment. The three conceptual applications RAN authentication, beam…

Networking and Internet Architecture · Computer Science 2023-07-18 Lukas Brechtel , Christof A. O. Rauber , Christoph Fischer

In this paper, we design a new smart software-defined radio access network architecture which is flexible and traffic and density aware for the fifth generation (5G) of cellular wireless networks and beyond. The proposed architecture, based…

Information Theory · Computer Science 2021-06-29 Mohammad Moltafet , Sepehr Rezvani , Nader Mokari , Mohammad R. Javan , Eduard A. Jorswieck

The Open Radio Access Network (RAN) and its embodiment through the O-RAN Alliance specifications are poised to revolutionize the telecom ecosystem. O-RAN promotes virtualized RANs where disaggregated components are connected via open…

Networking and Internet Architecture · Computer Science 2022-08-03 Michele Polese , Leonardo Bonati , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

The new generation of 5G mobile services places stringent requirements for cellular network operators in terms of latency and costs. The latest trend in radio access networks (RANs) is to pool the baseband units (BBUs) of multiple radio…

Networking and Internet Architecture · Computer Science 2019-03-29 Deval Bhamare , Aiman Erbad , Raj Jain , Maede Zolanvari , Mohammed Samaka

The Open Radio Access Network (Open RAN) aims to enable disaggregated, virtualized, programmable, and data-driven intelligent network with open interfaces to support various real-time and non-real-time applications for different classes of…

The heterogeneous cloud radio access network (Cloud-RAN) provides a revolutionary way to densify radio access networks. It enables centralized coordination and signal processing for efficient interference management and flexible network…

Information Theory · Computer Science 2015-06-16 Yuanming Shi , Jun Zhang , Khaled B. Letaief , Bo Bai , Wei Chen

Fog-aided network architectures for 5G systems encompass wireless edge nodes, referred to as remote radio systems (RRSs), as well as remote cloud center (RCC) processors, which are connected to the RRSs via a fronthaul access network. RRSs…

Information Theory · Computer Science 2017-06-23 Jinkyu Kang , Osvaldo Simeone , Joonhyuk Kang , Shlomo Shamai

A fog radio access network (F-RAN) is studied, in which $K_T$ edge nodes (ENs) connected to a cloud server via orthogonal fronthaul links, serve $K_R$ users through a wireless Gaussian interference channel. Both the ENs and the users have…

Information Theory · Computer Science 2018-02-07 Joan S. Pujol Roig , Filippo Tosato , Deniz Gündüz

Passive optical network (PON) technology offers an attractive cost-efficient alternative to support 5G and Beyond 5G mobile network fronthauling (MFH). However, MFH for such networks is challenging given its high bandwidth and strict…

Networking and Internet Architecture · Computer Science 2021-10-19 Oscar J. Ciceri , Carlos A. Astudillo , Gustavo B. Figueiredo , Zuqing Zhu , Nelson L. S. da Fonseca

The open radio access network (RAN) aims to bring openness and intelligence to the traditional closed and proprietary RAN technology and offer flexibility, performance improvement, and cost-efficiency in the RAN deployment and operation.…

Networking and Internet Architecture · Computer Science 2024-02-07 Wilfrid Azariah , Fransiscus Asisi Bimo , Chih-Wei Lin , Ray-Guang Cheng , Navid Nikaein , Rittwik Jana

To mitigate the severe inter-tier interference and enhance limited cooperative gains resulting from the constrained and non-ideal transmissions between adjacent base stations in heterogeneous networks (HetNets), heterogeneous cloud radio…

Networking and Internet Architecture · Computer Science 2014-10-14 Mugen Peng , Yuan Li , Jiamo Jiang , Jian Li , Chonggang Wang

Open-radio access network (O-RAN) seeks to establish the principles of openness, programmability, automation, intelligence, and hardware-software disaggregation with interoperable and standard-compliant interfaces. It advocates for…

The emergence of 6G technology represents a significant advancement in wireless communications, providing unprecedented speed, extremely low latency, and pioneering applications. In light of this development, an important question arises:…

Networking and Internet Architecture · Computer Science 2024-11-18 Sneihil Gopal , Aziz Kord , Richard A. Rouil

The fifth generation (5G) wireless network technology is to be standardized by 2020, where main goals are to improve capacity, reliability, and energy efficiency, while reducing latency and massively increasing connection density. An…

Networking and Internet Architecture · Computer Science 2018-05-31 Imtiaz Parvez , Ali Rahmati , Ismail Guvenc , Arif I. Sarwat , Huaiyu Dai

The evolution of telecommunication network towards cloud-native environments enables flexible centralization of the base band processing of radio signals. There is however a trade-off between the centralization benefits and the fronthaul…

Networking and Internet Architecture · Computer Science 2021-01-13 Veronica Quintuna Rodriguez , Fabrice Guillemin , Alexandre Ferrieux , Laurent Thomas

The rapid advancement of 5G networks and the upcoming transition to 6G necessitate the use of the Open Radio Access Network (O-RAN) architecture to enable greater flexibility, interoperability, and innovation. This shift towards 6G and…

Networking and Internet Architecture · Computer Science 2024-05-31 Seyed Bagher Hashemi Natanzi , Bo Tang

A cloud radio access network (Cloud-RAN) is a network architecture that holds the promise of meeting the explosive growth of mobile data traffic. In this architecture, all the baseband signal processing is shifted to a single baseband unit…

Information Theory · Computer Science 2013-10-02 Yuanming Shi , Jun Zhang , Khaled B. Letaief

Cloud radio access network (C-RAN) and massive multiple-input-multiple-output (MIMO) are two key enabling technologies to meet the diverse and stringent requirements of the 5G use cases. In a C-RAN system with massive MIMO, fronthaul is…

Signal Processing · Electrical Eng. & Systems 2018-10-11 Jobin Francis , Gerhard Fettweis

Fog Radio Access Network (F-RAN) exploits cached contents at edge nodes (ENs) and fronthaul connection to the cloud for content delivery. Assuming dedicated fronthaul links between cloud and each EN, previous works focused on analyses of…

Information Theory · Computer Science 2020-06-15 Seyyed Mohammadreza Azimi