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- 2017
同时同频全双工射频快速自适应干扰抵消算法
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Abstract:
在同时同频全双工收发信机中，考虑单径无线自干扰信道场景，提出了基于快速搜索思想的射频自适应干扰抵消算法。通过分析自干扰幅度估计误差、相位估计误差对射频自干扰抵消后剩余接收信号功率的影响，引出了射频域的快速自适应干扰抵消算法，并讨论了该算法的收敛性。分析与仿真表明，在同时同频全双工系统中，基于快速搜索的射频自适应干扰抵消算法可以有效实现射频域自干扰的抵消；与现有的射频自适应干扰抵消方法相比，其收敛时间减少了约60%。
| [1] | ZHENG G. Joint beamforming optimization and power control for full-duplex mimo two-way relay channel[J]. IEEE Transactions on Signal Processing, 2015, 63(3):555-566. |
| [2] | GUPTA A, JHA R K. A survey of 5G network:Architecture and emerging technologies[J]. IEEE Access, 2015, 3:1206-1232. |
| [3] | SABHARWAL A, SCHNITER P, GUO D, et al. In-band full-duplex wireless:Challenges and opportunities[J]. IEEE Journal on Selected Areas in Communications, 2014, 32(9):1637-1652. |
| [4] | DUARTE M, DICK C, SABHARWAL A. Experiment-driven characterization of full-duplex wireless systems[J]. IEEE Transactions on Wireless Communications, 2012, 11(12):4296-4307. |
| [5] | DUARTE M, SABHARWAL A, AGGARWAL V, et al. Design and characterization of a full-duplex multiantenna system for WiFi networks[J]. IEEE Transactions on Vehicular Technology, 2014, 63(3):1160-1177. |
| [6] | LEE J H. Self-interference cancelation using phase rotation in full-duplex wireless[J]. IEEE Transactions on Vehicular Technology, 2013, 62(9):4421-4429. |
| [7] | LU H, SHAO S, TANG Y. Self-mixed self-interference analog cancellation in full-duplex communications[C]//2014 IEEE Global Communications Conference (ICC). Austin, TX:IEEE, 2014:3737-3741. |
| [8] | MAYANK J, JUNG C, TAE M K, et al. Practical, real-time, full duplex wireless[C]//Mobile Computing and Networking. New York, USA:[s.n.], 2011, 1:301-312. |
| [9] | HONG S S, MEHLMAN J, KATTI S. Picasso:Flexible RF and spectrum slicing[J]. ACM SIGCOMM Computer Communication Review, 2012, 42(4):37-48. |
| [10] | 王俊, 赵宏志, 卿朝进, 等. 同时同频全双工场景中的射频域自适应干扰抵消[J]. 电子与信息学报, 2014, 36(6):1435-1440. WANG Jun, ZHAO Hong-zhi, QIN Chao-jin, et al. Adaptive self-interference cancellation at RF domain in co-frequency co-time full duplex systems[J]. Journal of Electronics & Information Technology, 2014, 36(6):1435-1440. |
| [11] | CHOI Y S, SHIRANI-MEHR H. Simultaneous transmission and reception:Algorithm, design and system level performance[J]. IEEE Transactions on Wireless Communications, 2013, 12(12):5992-6010. |
| [12] | ROSS S M. Stochastic processes[M]. New York:Wiley, 1953. |
| [13] | CIRIK A C, RONG Y, HUA Y. Achievable rates of full-duplex MIMO radios in fast fading channels with imperfect channel estimation[J]. IEEE Transactions on Signal Processing, 2014, 62(15):3874-3886. |
| [14] | HAYKIN S. Adaptive filter theory[M]. 4th ed. Upper Saddle River:Prentice Hall, 2001:50-74. |
| [15] | GORDON L S. Principles of mobile communication[M]. 3rd ed.[S.l.]:Springer, 2011:202-203. |
