Simplified power allocation scheme for cognitive multi-node relay networks

IEEE Transactions on Wireless Communications

Volumn 11, Issue 6, 2012, Pages 2008-2012

  Choi, Moonchang ^a   Park, Junggyun ^a   Choi, Sooyong ^a  

^a Yonsei University   (South Korea)

Author keywords

Cognitive multi node relay networks; interior point method; power allocation; system throughput

Indexed keywords

CLOSED FORM SOLUTIONS; INTERFERENCE CONSTRAINTS; INTERIOR POINT METHODS; LOWER COMPLEXITY; NONCONVEX OPTIMIZATION PROBLEM; OPTIMIZATION PROBLEMS; POWER ALLOCATIONS; RELAY NETWORK; SYSTEM THROUGHPUT; TRANSMISSION POWER CONSTRAINTS;

LARGE SCALE SYSTEMS; OPTIMIZATION;

RELAY CONTROL SYSTEMS;

EID: 84862878913     PISSN: 15361276     EISSN: None     Source Type: Journal    
DOI: 10.1109/TWC.2012.050112.111621     Document Type: Article

References (18)

1. J. Mitola, "Cognitive radio: An integrated agent architecture for software defined radio," Ph.D. thesis, Royal Institute of Technology, Stockholm, Sweden, 2000.
2. S. Haykin, "Cognitive radio: Brain-empowered wireless communications," IEEE J. Sel. Areas Commun., vol. 23, no. 2, pp. 201-220, Feb. 2005.
3. I. F. Akyildiz, W. Y. Lee, M. C. Vuran, and S. Mohanty, "NeXt generation/dynamic spectrum access/cognitive radio wireless networks: A survey," Comput. Netw. J., vol. 50, pp. 2127-2159, Sep. 2006.
4. R. Pabst et al., "Relay-based deployment concepts for wireless and mobile broadband radio," IEEE Commun. Mag., vol. 42, pp. 80-89, Sep. 2004.
5. T. M. Cover and A. A. El Gamal, "Capacity theorems for the relay channel," IEEE Trans. Inf. Theory, vol. IT-25, no. 5, pp. 572-584, Sep. 1979.
6. G. Kramer, M. Gastpar, and P. Gupta, "Cooperative strategies and capacity theorems for relay networks," IEEE Trans. Inf. Theory, vol. 51, no. 3, pp. 765-779, Mar. 2005.
7. J. Lee, H. Wang, J. G. Andrews, and D. Hong, "Outage probability of cognitive relay networks with interference constraints," IEEE Trans. Wireless Commun., vol. 10, no. 2, pp. 390-395, Jan. 2011.
8. G. Zhao, C. Yang, G. Y. Li, D. Li, and A. C. K. Soong, "Power and channel allocation for cooperative relay in cognitive radio networks," IEEE J. Sel. Topics Signal Process., vol. 5, no. 1, pp. 151-159, Feb. 2011.
9. L. Li et al., "Simplified relay selection and power allocation in cooperative cognitive radio systems," IEEE Trans. Wireless Commun., vol. 10, no. 1, pp. 33-36, Jan. 2011.
10. A. K. Sadek, S. Weifeng, and K. J. R. Liu, "Multinode cooperative communications in wireless networks," IEEE Trans. Signal Process., vol. 55, no. 1, pp. 341-355, Jan. 2007.
11. K. G. Seddik, A. K. Sadek, S. Weifeng, and K. J. R. Liu, "Outage analysis and optimal power allocation for multinode relay networks," IEEE Signal Process. Lett., vol. 14, no. 6, pp. 377-380, June 2007.
12. M. Naeem, D. C. Lee, and U. Pareek, "An efficient multiple relay selection scheme for cognitive radio systems," in Proc. 2010 IEEE ICC, pp. 1-5.
13. S. Gao, L. Qian, and D. R. Vaman, "Distributed energy efficient spectrum access in cognitive radio wireless ad hoc networks," IEEE Trans. Wireless Commun., vol. 8, no. 10, pp. 5202-5213, Oct. 2009.
14. Y. Zhao, R. Adve, and T. J. Lim, "Improving amplifying-And-forward relay networks: Optimal power allocation versus selection," IEEE Trans. Commun., vol. 6, pp. 3114-3123, Aug. 2007.
15. A. Bletsas, A. Khisti, D. P. Reed, and A. Lippman, "A simple cooperative diveristy method based on network path selection," IEEE J. Sel. Areas Commun., vol. 24, pp. 659-672, Mar. 2005.
16. X. Kang, Y. C. Liang, and A. Nallanathan, "Optimal power allocation for fading channels in cognitive radio networks: Delay-limited capacity and outage capacity," in Proc. 2008 IEEE VTC - Spring, pp. 1544-1548.
17. R. Etkin, A. Parekh, and D. Tse, "Spectrum sharing for unlicensed bands," IEEE J. Sel. Areas Commun., vol. 25, no. 2, pp. 517-528, Apr. 2007.
18. R. Sheng, "Interior point methods for semidefinite programming," Doctor thesis in U.S.A, University of Iowa, 1997.