期刊文献+

基于OFDM循环前缀同步算法的研究 被引量:3

Research on the Synchronized Algorithm Based on OFDM Cyclic Prefix
下载PDF
导出
摘要 OFDM中的同步问题是影响系统性能的重要因素。提出了一种新的ML(最大似然估计)改进算法,提高了同步估计的精度。 The synchronization problem for OFDM is an important factor that affects the performance of the system. This paper advances a new improved algorithm of maximum likelihood estimation which promotes the accuracy of synchronized estimation.
作者 曹彧 王华奎
出处 《科技情报开发与经济》 2007年第30期170-172,共3页 Sci-Tech Information Development & Economy
关键词 正交频分复用 同步 循环前缀 最大似然估计算法 OFDM synchronization cyclic prefix algorithm of maximum likelihood estimation
  • 相关文献

参考文献8

  • 1Minn H,Bhargava V K A robust timing and frequency synchronization for OFDM systems[J].IEEE Transactions on Wireless Communications, 2003, 2(4):822-839
  • 2Van Nee R, Prasad R.OFDM for Wireless Multimedia Communications [M].[S.l.]:Artech House Publisher, 2000.
  • 3Chang R W. Synthesis of band-limited orthogonal signals for muhichannel data transmission[J].Bell System Technical Journal, 1996 (46): 1775-1796.
  • 4Weinstein S P,Ebert M.Data transmission by frequency division multiplexing using the discrete Fourier transform [J].IEEE Transactions on Communications, 1997, 19(5):628-634.
  • 5Peled A,Ruiz A.Frequency domain data transmission using reduced computational complexity algorithms [J].IEEE International Conference on Acoustics, Speech, and Signal Processing, 1980( 3 ): 964-967.
  • 6Pollet T,Mark Van BladeI.BER sensitivity of OFDM systems to carrier frequency offset and Wiener phase noise [J].IEEE Transactions on Communications, 1995, 43(2):191-193.
  • 7Jan-Jaap van de Beek, Magnus Sandell, Per Ola Borjessen. ML Estimation of Time and Frequency Offset in OFDM Systems [J].IEEE Transactions on Signal Processing, 1997,45 ( 7 ): 1800-1805.
  • 8胡梅霞,张海林.基于循环平稳特性的OFDM盲同步算法[J].西安电子科技大学学报,2005,32(2):264-267. 被引量:6

二级参考文献7

  • 1Van de Beek J J, Sandell M. ML Estimation of Timing and Frqeuency Offset in OFDM Systems[J]. IEEE Trans on Signal Processing, 1997, 45(7): 1800-1805.
  • 2B(o)lcskei H. Blind Estimation of Symbol Timing and Carrier Frequen cyOffset in Pulse Shaping OFDM Systems[A].Proc IEEE ICASSP-99:Vol5[C].Phoenix:IEEE,1999.2749-2752.
  • 3ProakisJC McGrawHill.DigitalCommunications[M],4th Edition[M].北京:电子工业出版社,2001..
  • 4Pollet T, Bladel M V, Moeneclaey M. BER Sensitivity of OF DM Systems to Carrier Frequency Offset and Wiener Phase Noise[J]. IEEE Trans o n Com, 1995, 43(234): 191-193.
  • 5Pollet T, Moeneclaey M. Synchronizability of OFDM Signals[A]. Pr oc GLOBECOM95: Vol 3[C]. [s.l.], 1995. 2054-2058.
  • 6Moose P H. A Technique for othogonal Frequency Division Multiplexi ng Offset Correction[J]. IEEE Trans on Commun, 1994, 42(10): 2908-2914.
  • 7傅延增,张海林,王育民.正交频分复用中的符号同步技术[J].西安电子科技大学学报,2000,27(3):335-339. 被引量:24

共引文献5

同被引文献12

引证文献3

二级引证文献8

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部