Mitola J, Maguire G. Cognitive radio: making software radios more personal[J]. IEEE Personal Commun, 1999, 6(4): 13-18.
[2]
Akyildiz I F, Lee W, Vuran M C,et al. Next generation/dynamic spectrum access/cognitive radio wireless networks: a survey[J]. Computer Networks J, 2006, 50(13): 2127-2159.
[3]
Song Guocong, Li Ye. Cross-layer optimization for OF- DM wireless networks-part Ⅰ: theoretical framework [J]. IEEE Trans Wireless Commun, 2005, 4(2): 614-624.
[4]
Kim K, Kim H, Han Y. Subcarrier and power allocation in OFDMA systems//VTC2004-Fall. Los Angeles: IEEE Press, 2004: 1058-1062.
[5]
Zeng C, Hoo L M C, Cioffi J M. Efficient water-filling algorithms for a Gaussian multiaccess channel with ISI//VTC 2000. Tokyo: IEEE Press, 2000: 1072-1077.
[6]
Powell C. ET docket no 03-222 notice of proposed rule making and order. Washington.: Federal Communications Commission, 2003.
[7]
Lu Qianxi, Wang Wei, Peng Tao, et al. Efficient multiuser waterfilling algorithm under interference temperature constraints in OFDMA-based cognitive radio networks//MAPE 2007. Hangzhou: IEEE Press, 2007: 174-177.
[8]
Qiu X, Chawla K. On the performance of adaptive modulation in cellular systems[J]. IEEE Trans on Commun, 1999, 47: 884-895.
[9]
Stüber G L. Principles of mobile communication[M]. Norwell: Kluwer, 2000.
[10]
Lu Linjun. Huawei technologies, 22-06-0049-00-0000-Huawei-proposal. 2006 .