Advanced Search
Volume 29 Issue 1
Jan.  2011
Turn off MathJax
Article Contents
Liu Zhan-li, Zhao Chun-ming, Wang Jing, Meng Qing-min. Turbo Per-tone Equalization for MIMO OFDM Systems[J]. Journal of Electronics & Information Technology, 2007, 29(1): 148-151. doi: 10.3724/SP.J.1146.2005.00552
Citation: Liu Zhan-li, Zhao Chun-ming, Wang Jing, Meng Qing-min. Turbo Per-tone Equalization for MIMO OFDM Systems[J]. Journal of Electronics & Information Technology, 2007, 29(1): 148-151. doi: 10.3724/SP.J.1146.2005.00552

Turbo Per-tone Equalization for MIMO OFDM Systems

doi: 10.3724/SP.J.1146.2005.00552
  • Received Date: 2005-05-16
  • Rev Recd Date: 2005-11-26
  • Publish Date: 2007-01-19
  • To handle co-antenna interference, intersymbol interference (ISI) and intercarrier interference (ICI) caused by insufficient cyclic prefix, a MMSE-based Turbo per-tone equalization is presented for MIMO OFDM systems in this paper. A Soft-Input Soft-Out (SISO) per-tone equalizer exchanges soft information with SISO channel decoder through iterative process. Simulation results show that the proposed Turbo per-tone equalizers can effectively exploit time diversity and space diversity and offer performance gain over non-iterative equalizers.
  • loading
  • [1] Telatar I. Capacity of multiple antenna Gaussian channels. ATT Tech. Memo, NJ, June 1995. [2] Foschini G and Gans M. On limits of wireless communications in fading environment when using multiple antennas. Wireless Personnal Communications. 1998, 6(3): 311-335. [3] Al-Dhahir N. FIR channel-shortening equalizers for MIMO ISI channels[J].IEEE Trans. on Communications.2001, 49(2):213-218 [4] Barbarossa S, Scutari G, and Swami A. MUI-free CDMA systems incorporating space-time coding and channel shortening. ICASSP-2002, Orlando, Florida, USA, May 2002, 3: 2213-2216. [5] Acker K V, Leus G, and Moonen M, et al.. Per Tone Equalization for DMT-Based Systems[J].IEEE Trans. on Communications.2001, 49(1):109-119 [6] Leus G and Moonen M. Per-Tone Equalization for MIMO- OFDM Systems[J].IEEE Transactions on Signal Processing.2003, 51(11):2965-2975 [7] Wang X and Poor H V. Iterative (turbo) soft interference cancellation and decoding for coded CDMA[J].IEEE Trans. on Communications.1999, 47(7):1046-1061 [8] Douillard C, Jzquel M, and Berrou C, et al.. Iterative correction of intersymbol interference: turbo equalization[J].European Trans. on Telecommun.1995, 6(5):507-511 [9] Tchler M, Singer A, and Koetter R. Minimum mean squared error equalization using a priori information[J].IEEE Trans. on Signal Processing.2002, 50(3):673-683 [10] Tchler M, Koetter R, and Singer A. Turbo equalization: Principles and new results[J].IEEE Transactions on Communications.2002, 50(5):754-767 [11] Vanhaule H and Moonen M. Turbo per tone equalization for ADSL systems, ICC-2004, Paris, France, June 2004,1:6-10. [12] Wautelet X, Dejonghe A, and Vandendorpe L. MMSE-based fractional turbo receiver for space-time BICM over frequency-selective MIMO fading channels[J].IEEE Trans. on Signal Processing.2004, 52(6):1804-1809 [13] Barry J R, Kav I A, and McLaughlin S W, et al.. Iterative timing recovery. IEEE Signal Processing Magazine, 2004, 21(1): 89-102. [14] Bahl L R, Cocke J, and Jelinek F. Optimal decoding of linear codes for minimizing symbol error rate. IEEE Trans. on Inform. Theory, 1974, 20(3): 284-287.
  • 加载中

Catalog

    通讯作者: 陈斌, bchen63@163.com
    • 1. 

      沈阳化工大学材料科学与工程学院 沈阳 110142

    1. 本站搜索
    2. 百度学术搜索
    3. 万方数据库搜索
    4. CNKI搜索

    Article Metrics

    Article views (3516) PDF downloads(1278) Cited by()
    Proportional views
    Related

    /

    DownLoad:  Full-Size Img  PowerPoint
    Return
    Return