The case for re-configurable backhaul in cloud-RAN based small cell networks

Liu, Cheng; Sundaresan, Karthikeyan; Jiang, Meijuan; Rangarajan, Sampath; Chang, Gee‐Kung

doi:10.1109/infcom.2013.6566903

Cited by 88 publications

(43 citation statements)

References 6 publications

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“…Statistical multiplexing gain can be maximized by employing a flexible, reconfigurable mapping between RRH and BBU adjusting to different traffic profiles [33]. Statistical multiplexing gain depends on the traffic, therefore it can be maximized by connecting RRHs with particular traffic profiles to different BBU Pools [30].…”

Section: Time (H)mentioning

confidence: 99%

“…Moreover, at Ericsson Beijing setup, the joint UL COMP was evaluated in [46]. NEC built OFDMA-based (here WiMAX) C-RAN test-bed with a reconfigurable fronthaul [33]. [14], [27], [28], [29], [30], [31], [32], [33], [44], [55]; 2) [6], [12], [34], [35], [36] Quantifying an increase of throughput It has been analyzed to what extend the cooperative techniques such as ICIC, CoMP and Massive MIMO can be enhanced in C-RAN.…”

Section: B C-ran Prototypementioning

confidence: 99%

See 1 more Smart Citation

Cloud RAN for Mobile Networks—A Technology Overview

Checko¹,

Christiansen

Yan

et al. 2015

IEEE Commun. Surv. Tutorials

1,405

917

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Abstract-Cloud Radio Access Network (C-RAN) is a novel mobile network architecture which can address a number of challenges the operators face while trying to support growing end-user's needs. The main idea behind C-RAN is to pool the Baseband Units (BBUs) from multiple base stations into centralized BBU Pool for statistical multiplexing gain, while shifting the burden to the high-speed wireline transmission of In-phase and Quadrature (IQ) data. C-RAN enables energy efficient network operation and possible cost savings on baseband resources. Furthermore, it improves network capacity by performing load balancing and cooperative processing of signals originating from several base stations. This article surveys the state-of-the-art literature on C-RAN. It can serve as a starting point for anyone willing to understand C-RAN architecture and advance the research on C-RAN.

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Section: Time (H)mentioning

confidence: 99%

Section: B C-ran Prototypementioning

confidence: 99%

Cloud RAN for Mobile Networks—A Technology Overview

Checko¹,

Christiansen

Yan

et al. 2015

IEEE Commun. Surv. Tutorials

1,405

917

View full text Add to dashboard Cite

show abstract

“…Then again, this engineering can bolster facilitated multipoint (CoMP) transmission, where BSs are composed utilizing either fiber or remote backhauls. Likewise, Figure 1 fuses a cell virtualization idea, where the virtual cell can be characterized as either the system (arrange driven) or the clients (client driven) and can likewise be coordinated as a feature of the cloud radio access organize [16], [17].…”

Section: The Enormous Mimo and Mmwave Advances Give Key Intends Tmentioning

confidence: 99%

Monstrous MIMO and mmWave for 5G Remote HetNet

Deepa¹

2018

IJRASET

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There has been dynamic research worldwide to build up the people to come, i.e., fifth-age (5G), remote system. The 5G arrange is required to help a fundamentally huge measure of versatile information movement and a colossal number of remote associations and accomplish better cost-and vitality proficiency and in addition nature of administration (QoS) regarding correspondence deferral, dependability, and security. To this end, the 5G remote system should misuse the capability of new advancements, including superdense and heterogeneous organization of cells and gigantic reception apparatus clusters [i.e., monstrous numerous info, different yield (MIMO) technologies] and use of higher frequencies, especially millimeter-wave (mmWave) frequencies. This article talks about the potential advantages and difficulties of the 5G remote heterogeneous system (HetNet) that joins enormous MIMO and mmWave advances. I.REVIEW OF 5G REMOTE FRAMEWORKS Research on cutting edge 5G remote frameworks, which expects to determine a few extraordinary specialized necessities and difficulties, has pulled in developing enthusiasm from both scholarly community and industry in the previous couple of years. In excess of 5 billion gadgets request remote associations that run voice, information, and different applications in the present remote systems [1]. An investigation performed by Remote World Exploration Discussion anticipated that 7 trillion remote gadgets will be served by remote systems, for both human and machine-type correspondences, in 2017. Moreover, versatile information movement has expanded dramati-cally finished the years, driven fundamentally by the huge request of information hungry gadgets, for example, cell phones and tablets, and broadband remote applications, for example, sight and sound, three-dimensional (3-D) computer games, e-wellbeing, and Auto to-X (Car2X) interchanges [1]-[3]. This pattern will proceed, and it is normal that the 5G remote system will convey around 1,000 times more limit than the present fourth-age (4G) framework. Also, critical change in interchanges QoS is normal in the 5G organize. Specifically, constant help will be the key re-quirement to acknowledging numerous rising remote applica-tions. Indeed, constant is a very subjective term and relies upon the particular utilize case. As per [4], an administration can be characterized as continuous when the communi-cation reaction time (i.e., round-trip inertness) is speedier than the time constants of the application. In addition, distinctive utilize cases require diverse round-trip latencies of communications. For example, the dormancy necessity for a sound flag is around 80 ms, which can be sup-ported by the current long haul advancement (LTE), with a run of the mill round-trip inactivity of 25 ms [1], [5]. In spite of the fact that the LTE inactivity is adequate for most current administrations, the quantity of new utilize cases that require little dormancy is foreseen to ascend later on 5G organize, including two-way gaming, virtual and imp...

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“…As shown in Fig. 2, the base band unit (BBU), separated from the radio access unit (RAU), forms a pool BBU to achieve centralized digital processing and management [25]. Cloud RAN breaks the intrinsic connection between RAU and BBU, each sending or receiving signal from RAU is finished at a virtual base, and the processing capacity of the virtual base station is assigned by BBU in real-time, which can achieve global optimum utilization of physical resources.…”

Section: Hybrid Cloudmentioning

confidence: 99%

Cloud-based Wireless Network: Virtualized, Reconfigurable, Smart Wireless Network to Enable 5G Technologies

et al. 2015

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In recent years, information communication and computation technologies are deeply converging, and various wireless access technologies have been successful in deployment. It can be predicted that the upcoming fifthgeneration mobile communication technology (5G) can no longer be defined by a single business model or a typical technical characteristic. 5G is a multi-service and multitechnology integrated network, meeting the future needs of a wide range of big data and the rapid development of numerous businesses, and enhancing the user experience by providing smart and customized services. In this paper, we propose a cloud-based wireless network architecture with four components, i.e., mobile cloud, cloud-based radio access network (Cloud RAN), reconfigurable network and big data centre, which is capable of providing a virtualized, reconfigurable, smart wireless network.

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The case for re-configurable backhaul in cloud-RAN based small cell networks

Cited by 88 publications

References 6 publications

Cloud RAN for Mobile Networks—A Technology Overview

Cloud RAN for Mobile Networks—A Technology Overview

Monstrous MIMO and mmWave for 5G Remote HetNet

Cloud-based Wireless Network: Virtualized, Reconfigurable, Smart Wireless Network to Enable 5G Technologies

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