2FCC.ET Docket No 03-222 Notice of Proposed Rule Making and Order[R],2003.
3PING W,DUSIT NIYATO,HAI J.Voice Service Support over Cognitive Radio Networks[C],Communications,2009.IEEE International Conference on,ICC'09,June 2009,1-5:14-18.
4CHONG J W,SUNG Y,SUNG D K.Raw PEACH:Multiband CSMA/CA-Based Cognitive Radio Networks[J],Journal of Communication Network,2009,vol,11(2):174-185.
5Howon Lee and Dong-ho Cho.”Vo IP capacity analysis in cognitive radio system”,IEEE Communications Letters,June 2009,Vol,13(6):393-395.
6Han Bae Yun,S Alfa Attahiru,Dae Choi Bong,“Performance Analysis of Modified IEEE 802,11-Based Cognitive Radio Networks”.IEEE Communications Letters.Oct 2010,Vol,14(10):975-977.
7Han Bae Yun,S Alfa Attahiru,Bong Dae Choi.Analysis of a contentionbased opportunistic spectrum access under general channel activity model[J].Performance Evaluation,March 2011,68(3):271-289.
8HUANG S,LIU X,ZHI D.Opportunistic Spectrum Access in Cognitive Radio Networks[C],INFOCOM 2008.The27th Conference on Computer Communications.IEEE,2008,4:1427-1435.
9Dong Bi Zhu,Jin Soo Park and Bong Dae Choi.Performance Analysis of an unslotted CSMA in the Multi-Channel Cognitive Radio Networks[C],5th International Conference on QTNA 2010,2010:30-31.
1FCC, ET Docket No 03-222 Notice of proposed rule making and order [ EB/OL ]. (2003-12-30) [ 2008-07- 01]. http://www. fcc. gov/.
2Staple G, Werbach K. The end of spectrum scarcity[J]. IEEE Spectrum, 2004, 41(3) : 48-52.
3Mitolar J. Cognitive radio for flexible mobile multimedia communications[ C]//MoMuC' 99. San Diego: IEEE Press, 1999: 3-10.
4Weiss T, Hillenbrand J, Krobn A, et al. Efficient signaling of spectral resources in spectrum pooling system [C]//SCVT 2003. Eindhoven: IEEE Press, 2003: 1-6.
5Poston J D, Horne W D. Discontiguous OFDM considerations for dynamic spectrum access in idle TV channels [C]//DySPAN 2005. Baltimore: IEEE Press, 2005: 607- 610.
63GPP TR 25. 912 V7. 2.0-2007, Feasibility study for E-UTRA and E-UTRAN [ EB/OL]. (2007-08-10) [2008-06-25]http://www. 3gpp. org/.
7Li X, Zekavat S A. Inter-vendor dynamic spectrum sharing: feasibility study and performance evaluation[C]// DySPAN 2007. Dublin: IEEE Press, 2007: 412-415.
9Huang S,Liu X,Zhi D.Opportunistic Spectrum Access in Cognitive Radio Networks[C]//INFOCOM 2008.The27th Conference on Computer Communications.IEEE,2008,4:1427-1435.
10Zhu D B,Park J S,Choi B D.Performance Analysis of an Unslotted CSMA in the Multi-Channel Cognitive Radio Networks[A]//5th International Conferences on Queuing Theory and its Applications,QTNA 2010.Beijing:Beijing Jiaotong University Publications,2010:30.