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非理想信道状态信息下的稳健干扰安排设计

DOI: 10.13190/jbupt.201203.6.xiexzh, PP. 6-10

Keywords: 干扰安排/干扰对齐,信道误差,多小区,LTE系统,系统和速率

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Abstract:

为了减小多小区环境下信道误差对传统算法稳健性的影响,通过设立误差约束,并对收发端矩阵进行迭代运算,给出了一种稳健的最小化干扰泄露算法,推导了新的目标约束下具有信道误差的系统和速率表达式.仿真结果表明,该干扰安排算法与未考虑信道误差的算法相比,可以有效地提高小区边缘用户的误码率性能.

References

[1]  Liang Y C, Zeng Y, Peh E C Y, et al. Sensing-throughput tradeoff for cognitive radio networks[J]. IEEE Trans on Wireless Commun, 2008, 7(4): 1326-1337.
[2]  Pei Y, Hoang A T. Sensing-throughput tradeoff in cognitive radio networks: how frequently should spectrum sensing be carried out// PIMRC 2007. Athens: IEEE Press, 2007: 1-5.
[3]  Zou Y, Yao Y, Zheng B. Outage probability analysis of cognitive transmissions: impact of spectrum sensing overhead[J]. IEEE Trans on Wireless Commun, 2010, 9(8): 2676-2688.
[4]  Zhou X, Li G Y, Kwon Y H, et al. Detection timing and channel selection for periodic spectrum sensing in cognitive radio// IEEE Globecom 2008. New Orleans: IEEE Press, 2008: 1-5.
[5]  Li L, Zhou X, Xu H, et al. Energy-efficient transmission in cognitive radio networks// CCNC 2010. Las Vegas: IEEE Press, 2010: 1-5.
[6]  Zhao L,Liao Z.Power allocation for amplify-and-forward cooperative transmission over Rayleigh-fading channels[J]. Journal of Communications, 2008, 3(3): 33-42.

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