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基于认知无线电的混合网络最优信道分配

DOI: 10.13190/j.jbupt.2013.06.008, PP. 37-40

Keywords: 信道分配,干扰信道,无线局域网,认知无线电,整数线性规划

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Abstract:

在保证主用户服务质量的前提下,将接入点(AP)以认知用户的身份接入到主用户频谱,合理地分享主用户信道资源.将信道分配问题建模为整数线性规划问题,提出一个混合最优信道分配算法(HOCA),该算法基于一种有权连接图的最小生成树,可以快速准确地在主用户和认知AP频谱中为主用户和认知AP分配干扰最小的信道.最后,将HOCA算法和其他2种信道分配算法,次最优机会信道分配和次最优信道分配-2算法进行了数值分析,验证了HOCA在吞吐量性能的有效性.

References

[1]  Zhang Heli, Ji Hong, Ge Wendong. Channel assignment with fairness for multi-AP WLAN based on distributed coordination function[C]//2011 IEEE Wireless Communications and Networking Conference. Cancun, Mexico: IEEE Press, 2011: 392-397.
[2]  Abbasi S, Kalhoro Q, Kalhoro M A. Efficient use of partially overlapped channels in 2.4 GHz WLAN backhaul links[C]//2011 International Conference on Innovations in Information Technology. Abu Dhabi, United Arab Emirates: IEEE, 2011: 7-11.
[3]  Chan E C L, Baciu G, Mak S C. Effect of channel interference on indoor wireless local area network positioning[C]//2010 IEEE 6th International Conference on Wireless and Mobile Computing, Networking and Communications. Niagara Falls, Canada: IEEE, 2010: 239-245.
[4]  El-Hajj W, Alazemi H. Optimal frequency assignment for IEEE 802.11 wireless networks[J]. Wireless Communications and Mobile Computing, 2009, 9(1): 131-141.
[5]  Novillo F, Churchman M, Ferrús R, et al. A channel allocation algorithm for OSA-enabled IEEE 802.11 WLANs[C]//Proceedings of the 2009 6th International Symposium on Wireless Communication Systems. Tuscany, Italy: IEEE, 2009: 468-472.
[6]  Mai V, Natasha D, Vahid T. On the primary exclusive region of cognitive networks[J]. IEEE Transactions on Wireless Communications, 2009, 8(7): 3380-3385.
[7]  廖勇, 杨士中, 李平, 等. 融合QoS与负载均衡的基础服务集信道分配算法[J]. 电子与信息学报, 2012, 34(9): 2230-2235. Liao Yong, Yang Shizhong, Li Ping, et al. Integrated QoS and load balance among basic service set for channel allocation algorithm[J]. Journal of Electronics and Information Technology, 2012, 34(9): 2230-2235.
[8]  Mi Penghui, Wang Xianbin. Improved channel assignment for WLANs by exploiting partially overlapped channels with novel CIR-based user number estimation[C]//2012 IEEE International Conference on Communications, Ottawa, Canada: IEEE, 2012: 6591-6595.
[9]  Maziar N. A survey of cognitive radio access to tv spaces[C]//ICUMT'09. St. Petersburg, Russia: Hindawi Publishing Corporation, 2009: 1-8.

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