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任意子载波分配OFDMA上行链路CFO估计及补偿方法

温杨 黄炜 张忠培 饶琪

温杨, 黄炜, 张忠培, 饶琪. 任意子载波分配OFDMA上行链路CFO估计及补偿方法[J]. 电子与信息学报, 2007, 29(5): 1155-1158. doi: 10.3724/SP.J.1146.2005.01229
引用本文: 温杨, 黄炜, 张忠培, 饶琪. 任意子载波分配OFDMA上行链路CFO估计及补偿方法[J]. 电子与信息学报, 2007, 29(5): 1155-1158. doi: 10.3724/SP.J.1146.2005.01229
Wen Yang, Huang Wei, Zhang Zhong-pei, Rao Qi. A Carrier Frequency Offset Estimation Algorithm for Arbitary Subcarrier Allocation OFDMA Uplink Systems[J]. Journal of Electronics & Information Technology, 2007, 29(5): 1155-1158. doi: 10.3724/SP.J.1146.2005.01229
Citation: Wen Yang, Huang Wei, Zhang Zhong-pei, Rao Qi. A Carrier Frequency Offset Estimation Algorithm for Arbitary Subcarrier Allocation OFDMA Uplink Systems[J]. Journal of Electronics & Information Technology, 2007, 29(5): 1155-1158. doi: 10.3724/SP.J.1146.2005.01229

任意子载波分配OFDMA上行链路CFO估计及补偿方法

doi: 10.3724/SP.J.1146.2005.01229
基金项目: 

国家自然科学基金重大项目(60496313)资助课题

A Carrier Frequency Offset Estimation Algorithm for Arbitary Subcarrier Allocation OFDMA Uplink Systems

  • 摘要: 正交频分多址(OFDMA)技术是正交频分复用技术(OFDM)的扩展。与OFDM一样,它对载波频偏(CFO)相当敏感。该文针对多用户任意子载波分配的OFDMA上行链路系统提出一种基于导频辅助的CFO估计方法,并在此基础上给出一种低复杂度CFO补偿方法。仿真结果表明,该方法计算复杂度低,性能良好。
  • Digital Audio Broadcasting(DAB) to mobile, potable and fixed receiver, ETSI Std, ETS 300 401, May 2001.Digital Video Broadcasting(DVB-T); Frame structure coding, and modulation for digital terrestrial television, ETSI Std ETS 300 744, Dec 2001.Part 11: Wireless LAN media access control (MAC) and physical layer (PHY) specifications: high-speed physical layer in the 5GHZ band, IEEE Std 802.11a, 2001.[2]Broadband radio access network (BRAN): HIPERLAN type 2 functional specification Part 1Physical layer, ETSI Std ETS/BRAN 030 003-1, Jun 1999.[3]Parsaee Gholamreza,Yarali Abdulrahman. OFDMA for the 4/sup th/ generation cellular networks. 2004. Canadian Conference on Electrical and Computer Engineering.Niagara Falls 2-5 May, 2004, Volume 4: 2325-2330.[4]Part 16: Air interface for fixed and mobile broadband wireless access systems, IEEE P802.16e/D8, May 2005.[5]Gao Z, Tureli U, and Yao Y. Deterministic multiuser carrier frequency offset estimation for interleaved OFDMA uplink. IEEE Trans. on Wireless Communications, 2004, 52(9): 1585-1594.[6]Van de Beek J J, Brjesson P O, and Boucheret M L, et al.. A time and frequency synchronization scheme for multiuser OFDM[J].IEEE J. on Select. Areas Commun.1999, 17(11):1900-1914[7]Gao Z, Tureli U, and Yao Y. Efficient structure-based carrier frequency offset estimation for interleaved OFDMA uplink. IEEE International Conference on Communications (ICC 2003), Anchorage, Alaska, USA, MAY 2003, vol.5: 3361-3365.[8]Pun M O, Tsai Shang-Ho, and Jay Kuo C C. Joint maximum likelihood estimation of carrier frequency offset and channel in uplink OFDMA systems. Globecom2004, Dallas, TX, 29 Nov.-3 Dec., 2004, Vol.6: 3748-3752.[9]Van de Beek J J, et al.. A time and frequency synchronization scheme for multiuser OFDM. IEEE J. on Sel. Areas on Commun., 1999. 17(11): 1900-1914.[10]Gao Z, Tureli U, and Yao Y. Frequency synchronization for generalized OFMDA uplink. IEEE Globecom2004, Dallas, TX, NOV 2004, vol 2: 1071-1075.
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出版历程
  • 收稿日期:  2005-09-26
  • 修回日期:  2006-01-16
  • 刊出日期:  2007-05-19

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