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Cloud radio access network (C-RAN): a primer
Wu, Jun ; Zhang, Zhifeng ; Hong, Yu ; Wen, Yonggang
IEEE network, 2015-01, Vol.29 (1), p.35-41
[Periódico revisado por pares]
IEEE
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Título:
Cloud radio access network (C-RAN): a primer
Autor:
Wu, Jun
;
Zhang, Zhifeng
;
Hong, Yu
;
Wen, Yonggang
Assuntos:
Algorithms
;
Architecture
;
Architecture (computers)
;
Base stations
;
Cloud computing
;
Computer architecture
;
Interference
;
Mobile communication
;
Networks
;
Operators
;
Planes
;
Power demand
;
Radio
;
Radio access networks
;
Radio communication
;
Resource management
É parte de:
IEEE network, 2015-01, Vol.29 (1), p.35-41
Notas:
ObjectType-Article-1
SourceType-Scholarly Journals-1
ObjectType-Feature-2
content type line 23
Descrição:
In the era of mobile Internet, mobile operators are facing pressure on ever-increasing capital expenditures and operating expenses with much less growth of income. Cloud Radio Access Network (C-RAN) is expected to be a candidate of next generation access network techniques that can solve operators' puzzle. In this article, on the basis of a general survey of C-RAN, we present a novel logical structure of C-RAN that consists of a physical plane, a control plane, and a service plane. Compared to traditional architecture, the proposed C-RAN architecture emphasizes the notion of service cloud, service-oriented resource scheduling and management, thus it facilitates the utilization of new communication and computer techniques. With the extensive computation resource offered by the cloud platform, a coordinated user scheduling algorithm and parallel optimum precoding scheme are proposed, which can achieve better performance. The proposed scheme opens another door to design new algorithms matching well with C-RAN architecture, instead of only migrating existing algorithms from traditional architecture to C-RAN.
Editor:
IEEE
Idioma:
Inglês
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