Li Ye.Pilot-symbol-aided channel estimation for OFDM in wireless systems. IEEE Trans Technol., 2000, 49(4)1207-1215[2]Van de Beek J, Edfors O, Sandell M, Wilson S K, Porjesson O B. On channel estimation in OFDM systems. IEEE Vehicular Technology Conf., Chicago, 1995: 815-819.[3]Moon J K, Choi S I. Performance of channel estimation methods for OFDM systems in a multipath fading channels. IEEbConsumerElectronics, 2000, 46(1):161-170.[4]Michail K T, Ceorgios B C. Subspace methods for blind estimation of time-varying FIR channels[J].IEEE Trans. on Signal Processing.1997, 45(12):3084-3093[5]Chang M X, Su Yu T. Blind and semiblind detections of OFDM signals in fading channels. 2004, 52(5): 744-754.[6]Muquet B, De Courville M, Duhamel P. Subspace-based blind and semi-blind channel estimation for OFDM systems[J].Trans. on Signal Processing.2002, 50(7):1699-1712[7]Cai Jun, Shen Xuemin, Mark J W. EM channel estimation algorithm for OFDM wireless communication systems. Personal, Indoor and Mobile Radio Communications, PIMRC2003, Beijing,2003: 804-808[8]Ma Xiaoqiang, Kobayashi H, Schwartz S C. EM-based channel estimation of OFDM signals. Wireless Communications and Networking Conference, WCNC2002, Orlando, 2002: 228-232.[9]Dempster A P, Laird N M, Rubin D B. Maximum likelihood estimation from incomplete data. Journal of the Royal Statistical Societ (B), 1977, 39(1): 1-38.
|