Cloud radio access network (C-RAN): a primer

By Jun Wu, Zhifeng Zhang, Yu Hong, Yonggang Wen. IEEE Network, 2015

470 citations recorded by the source corpus.

Subfields: Computer Networks and Communications, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/512742cb3fb812d8e0e89c256f57986aa23d025f

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In Computer Networks and Communications

In Electrical and Electronic Engineering

Citations in the corpus

Recent Advances in Cloud Radio Access Networks: System Architectures, Key Techniques, and Open Issues (2016, background): “A novel logical structure of C-RANs comprising physical plane, control plane, and service plane is present d i [15], along with a coordinated user scheduling algorithm an d parallel optimum precoding scheme.”
5G roadmap: 10 key enabling technologies (2016, background): “In the literature, several studies [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] have explored integrating SDN with 5G network from academic and/or industrial perspectives.”
Toward Edge Intelligence: Multiaccess Edge Computing for 5G and Internet of Things (2020, background): “In addition, it can be noticed that the most innovative applications lie in the cloud RAN (C-RAN) [29] level.”
A Survey of Multi-Access Edge Computing in 5G and Beyond: Fundamentals, Technology Integration, and State-of-the-Art (2019, unknown): “ing and resource allocation [16]. Although C-RAN is promising in reducing the cost and power consumption, improving spectral efﬁciency and energy efﬁciency, and increasing the utilization of hardware [17], the centralization of C-RANs leads to massive demands for information exchange between the dis”
5G Internet of Things: A survey (2018, methodology): “A number of WSDN solutions for 5G have been proposed, including SoftAir [12], CloudRAN [13], CONTENT [14], et al. Figure 3: MTC in 5G-IoT The IoT has the potential to provide users with smart services, while raising security and privacy questions and offering new challenges to standardization and go”
Thirty Years of Machine Learning: The Road to Pareto-Optimal Wireless Networks (2019, background): “Cloud-radio access networks (C-RAN) can be viewed as an evolution of the aforementioned DBS system, which is a centralized processing and cloud computing aided radio access network architecture [161].”
A survey on 5G: The next generation of mobile communication (2015, background): “However, the deployment of C-RANs involves less cost, while it provides usual services like a MBS [115].”
Resource Allocation in NFV: A Comprehensive Survey (2016, background): “OFTEN, carrier networks are forced to substantially increase both CAPEX and OPEX when they deploy or update their physical network infrastructure, due to the need of specialized network hardware (known as middleboxes or hardware appliances), to offer new network services [1], [2].”
Network Function Virtualization: State-of-the-Art and Research Challenges (2015, background): “these lead to high CAPEX and OPEX for TSPs [1], [2].”
Network Slicing and Softwarization: A Survey on Principles, Enabling Technologies, and Solutions (2018, background): “[141] [142], where RAN functions are split between the Base Band Unit (BBU), hosted in the cloud, and Remote Radio Headers (RRHs) that provide antenna equipment and radio access.”
Mobile Edge Computing: A Survey (2018, background): “C-RAN promises a centralized processing, collaborative radio, real-time cloud computing, and power efﬁcient infrastructure [34].”
Blockchain for 5G and Beyond Networks: A State of the Art Survey (2019, background): “number of small cells through the centralized cloud controller as baseband unit (BBU) pool [57].”
Ultra-Dense Networks: A Survey (2016, methodology): “CloudRAN can be seen as a network where the base band resources of many BSs are pooled while the RF processing is left in the remote coverage area [43].”
Integrated Sensing and Communications: Toward Dual-Functional Wireless Networks for 6G and Beyond (2021, methodology): “Finally, the Fronthaul link is typically realized by optical fiber communication technologies with high capacity and low latency, which can be exploited to transmit both S&C data with high reliability [172].”
User-Centric Cell-Free Massive MIMO Networks: A Survey of Opportunities, Challenges and Solutions (2021, result): “In summary, the ﬁndings investigated in this survey target the user-centric cell-free MIMO architecture, and they are comprehensive compared to the surveys in the literature.”