MIMO MC-CDMA communications for future cellular systems

  • Authors:
  • M. Juntti;M. Vehkapera;J. Leinonen;V. Zexian;D. Tujkovic;S. Tsumura;S. Hara

  • Affiliations:
  • Oulu Univ.;-;-;-;-;-;-

  • Venue:
  • IEEE Communications Magazine
  • Year:
  • 2005

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Abstract

We propose an efficient multiple-input multiple-output concept based on space-time turbo coded modulation and layered spatial multiplexing architectures for cellular multicarrier code-division multiple access systems. We design appropriate receiver algorithms, and compare their performance to competing schemes in a single-cell system. We then evaluate the performance of the scheme in a seven-cell system with universal frequency reuse. The proposed MIMO scheme improves throughput significantly compared to the corresponding single-antenna communications even in the presence of spatial correlation