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Subcarrier Resource Optimization for Cooperated Multipoint Transmission
Joint Authors
Tao, Xiaofeng
Zhang, Hui
Li, Jingya
Xu, Xiaodong
Source
International Journal of Distributed Sensor Networks
Issue
Vol. 2010, Issue 2010 (31 Dec. 2010), pp.1-7, 7 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2010-11-07
Country of Publication
Egypt
No. of Pages
7
Main Subjects
Telecommunications Engineering
Information Technology and Computer Science
Abstract EN
The concept of Cooperated Multipoint (CoMP) transmission is proposed for LTE-Advanced, which is in a form of distributed networks.
In this background, a novel CoMP architecture is proposed in this paper, based on Group Cell concept in China FuTURE 4G TDD systems.
Moreover, four actual scenarios are also concluded in CoMP, which, respectively, are single user in intracell, multiple users in intracell, single user in intercell and slide handover in intercell.
In addition, a joint subcarrier optimization method is proposed to mitigate the intercell interference and improve performance under CoMP architecture; the method includes two aspects, which, respectively, are subcarrier allocation with maximum gain to interference plus noise ratio (GINR) and power allocation based on balanced signal to interference plus noise ratio (SINR).
On this basis, three combined schemes are presented in simulation.
Compared with traditional scheme, the proposed scheme improves throughputs and reduces blocking probability.
Moreover, the average data rates in cell edge are also raised.
American Psychological Association (APA)
Zhang, Hui& Xu, Xiaodong& Li, Jingya& Tao, Xiaofeng. 2010. Subcarrier Resource Optimization for Cooperated Multipoint Transmission. International Journal of Distributed Sensor Networks،Vol. 2010, no. 2010, pp.1-7.
https://search.emarefa.net/detail/BIM-477302
Modern Language Association (MLA)
Zhang, Hui…[et al.]. Subcarrier Resource Optimization for Cooperated Multipoint Transmission. International Journal of Distributed Sensor Networks No. 2010 (2010), pp.1-7.
https://search.emarefa.net/detail/BIM-477302
American Medical Association (AMA)
Zhang, Hui& Xu, Xiaodong& Li, Jingya& Tao, Xiaofeng. Subcarrier Resource Optimization for Cooperated Multipoint Transmission. International Journal of Distributed Sensor Networks. 2010. Vol. 2010, no. 2010, pp.1-7.
https://search.emarefa.net/detail/BIM-477302
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-477302