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编码协作OFDMA系统的子载波分配

DOI: 10.13190/jbupt.200806.71.shenzhh, PP. 71-75

Keywords: 编码协作,正交频分多址,子载波分配

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Abstract:

分析了编码协作OFDMA系统中用户的可取得速率,推导了该速率的上界,提出一种以最大化最小用户可取得速率为原则的自适应子载波搜索分配算法.该算法以贪婪算法为初始分配,通过迭代不断优化子载波分配.仿真结果表明,该搜索方法可以显著提高协作用户的可取得速率,很好地保证用户间的公平性,并且搜索速度快,满足实时应用需求.

References

[1]  Hearty P J. Carriage of digital video and other services by cable in north America[J]. Proceedings of IEEE, 2006, 94(1): 148-157.
[2]  Vasudevan S V, Brooks P. Planning for and managing the rollout of switched broadcast services. .
[3]  Sangeeta R. Next generation edge-realizing the vision of shared resources and bandwidth//ET 2005. Hcntington Beach: , 2005.
[4]  Rovira L, Bombelli L, Brooks P. An open architecture for switched digital services in HFC networks. .
[5]  Wauters T, De Bruyne J, Martens L, et al. HFC access network design for switched broadcast TV services[J]. IEEE Trans on Broadcasting, 2007, 53(2): 588-594.
[6]  Yu J, Al-Ajarmeh I. Call admission control and traffic engineering of VoIP//Second International Conference on Digital Telecommunication. San Jose: , 2007: 11-18.
[7]  苏驷希. 通信网性能分析基础[M]. 北京: 北京邮电大学出版社, 2006. 30-37.
[8]  Kaufman J S. Blocking in a shared resource environment[J]. IEEE Trans on Communications, 1981, 29(10): 1474-1480.

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