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

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Wireless positioning systems that are implemented by means of a Cloud Radio Access Networks (C-RANs) may provide cost-effective solutions, particularly for indoor localization. In a C-RAN, the baseband processing, including localization, is…

Information Theory · Computer Science 2016-11-18 Seongah Jeong , Osvaldo Simeone , Alexander Haimovich , Joonhyuk Kang

Cloud Radio Access Network (C-RAN) refers to the virtualization of base station functionalities by means of cloud computing. This results in a novel cellular architecture in which low-cost wireless access points, known as radio units (RUs)…

Information Theory · Computer Science 2015-12-25 Osvaldo Simeone , Andreas Maeder , Mugen Peng , Onur Sahin , Wei Yu

Cloud-radio access network (C-RAN) can enable cell-less operation by connecting distributed remote radio heads (RRHs) via fronthaul links to a powerful central unit. In conventional C-RAN, baseband signals are forwarded after quantization/…

Information Theory · Computer Science 2021-03-23 Daniyal Amir Awan , Renato L. G. Cavalcante , Zoran Utkovski , Slawomir Stanczak

The fronthaul connection is a key component of Centralized RAN (C-RAN) architectures, consistently required to handle high capacity demands. However, this critical feature is at risk when the transport link relies on wireless technology.…

Networking and Internet Architecture · Computer Science 2024-11-22 Marcello Morini , Eugenio Moro , Ilario Filippini , Danilo De Donno , Salvatore Moscato , Antonio Capone

As a promising paradigm for fifth generation (5G) wireless communication systems, cloud radio access networks (C-RANs) have been shown to reduce both capital and operating expenditures, as well as to provide high spectral efficiency (SE)…

Information Theory · Computer Science 2016-11-15 M. Peng , C. Wang , V. Lau , H. V. Poor

Cloud Radio Access Network (C-RAN) is considered as one of the most promising candidate for Fifth Generation (5G) wireless communication system. However, C-RAN imposes stringent requirements on fronthaul in terms of capacity which in turn…

Signal Processing · Electrical Eng. & Systems 2019-04-19 Sandip Das , Marco Ruffini

Cloud-based Radio Access Network (C-RAN) is a promising architecture for future cellular networks, in which Baseband Units (BBUs) are placed at a centralized location, with capacity-constrained fronthaul connected to multiple distributed…

Information Theory · Computer Science 2017-06-23 Lei You , Di Yuan

This paper considers the uplink of a cloud radio access network (C-RAN) comprised of several multi-antenna remote radio units (RUs) which compress the signals that they receive from multiple mobile users (MUs) and forward them to a CU via…

Information Theory · Computer Science 2018-08-16 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

Cloud-Radio Access Network (C-RAN) is characterized by a hierarchical structure in which the baseband processing functionalities of remote radio heads (RRHs) are implemented by means of cloud computing at a Central Unit (CU). A key…

Information Theory · Computer Science 2017-02-01 Zoran Utkovski , Osvaldo Simeone , Tamara Dimitrova , Petar Popovski

The Cloud-Radio Access Network (C-RAN) cellular architecture relies on the transfer of complex baseband signals to and from a central unit (CU) over digital fronthaul links to enable the virtualization of the baseband processing…

Information Theory · Computer Science 2016-08-24 Wonju Lee , Osvaldo Simeone , Joonhyuk Kang , Shlomo Shamai

The cloud radio access network (C-RAN) is a promising network architecture for future mobile communications, and one practical hurdle for its large scale implementation is the stringent requirement of high capacity and low latency fronthaul…

Information Theory · Computer Science 2015-06-23 Xiongbin Rao , Vincent K. N. Lau

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

This paper considers the power-efficient resource allocation problem in a cloud radio access network (C-RAN). The C-RAN architecture consists of a set of base-band units (BBUs) which are connected to a set of radio remote heads (RRHs)…

Signal Processing · Electrical Eng. & Systems 2019-08-22 Nahid Amani , Saeedeh Parsaeefard , Hassan Taheri , Hossein Pedram

The emergence of Centralized-RAN (C-RAN) has revolutionized mobile network infrastructure, offering streamlined cell-site engineering and enhanced network management capabilities. As C-RAN gains momentum, the focus shifts to optimizing…

Networking and Internet Architecture · Computer Science 2024-06-25 Marcello Morini , Eugenio Moro , Ilario Filippini , Danilo De Donno , Antonio Capone

The recent adaption of virtualization technologies in the next generation mobile network enables 5G base station to be segregated into a Radio Unit (RU), a Distributed Unit (DU), and a Central Unit (CU) to support Cloud based Radio Access…

Networking and Internet Architecture · Computer Science 2022-05-18 Himank Gupta , Antony Franklin A , Mayank Kumar , Bheemarjuna Reddy Tamma

As a promising paradigm to reduce both capital and operating expenditures, the cloud radio access network (C-RAN) has been shown to provide high spectral efficiency and energy efficiency. Motivated by its significant theoretical performance…

Information Theory · Computer Science 2016-04-05 Mugen Peng , Yaohua Sun , Xuelong Li , Zhendong Mao , Chonggang Wang

Over the last few years, Cloud Radio Access Network (C-RAN) has arisen as a transformative architecture for 5G cellular networks that brings the flexibility and agility of cloud computing to wireless communications. At the same time,…

Information Theory · Computer Science 2017-04-11 Tuyen X. Tran , Abolfazl Hajisami , Dario Pompili

The gains afforded by cloud radio access network (C-RAN) in terms of savings in capital and operating expenses, flexibility, interference management and network densification rely on the presence of high-capacity low-latency fronthaul…

Information Theory · Computer Science 2016-08-29 Osvaldo Simeone , Jinkyu Kang , Joonhyuk Kang , Shlomo Shamai

This paper considers the uplink of a cloud radio access network (C-RAN) comprised of several multi-antenna remote radio units (RUs) which send the data that they received from multiple mobile users (MUs) to a central unit (CU) via a…

Information Theory · Computer Science 2017-04-20 Marzieh Najafi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

This work investigates the joint design of fronthaul compression and precoding for the downlink of Cloud Radio Access Networks (C-RANs). In a C-RAN, a central unit (CU) performs the baseband processing for a cluster of radio units (RUs)…

Information Theory · Computer Science 2016-11-17 Jinkyu Kang , Osvaldo Simeone , Joonhyuk Kang , Shlomo Shamai
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