Cyclic prefixed single carrier transmission in ultra-wideband communications

  • Authors:
  • Yue Wang;X. Dong;P. H. Wittke;Shaomin Mo

  • Affiliations:
  • Dept. of Electr. & Comput. Eng., Victoria Univ., BC;-;-;-

  • Venue:
  • IEEE Transactions on Wireless Communications
  • Year:
  • 2006

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Abstract

This letter proposes cyclic prefixed single carrier transmission with frequency domain equalization (SC-FDE) as an alternative physical layer solution for UWB communications. The performance of SC-FDE over IEEE 802.15.3a UWB channel models is analyzed, simulated and compared with that of impulse based single carrier UWB (SC-UWB) and multicarrier UWB employing orthogonal frequency division multiplexing (OFDM-UWB). The impact of channel coding on the performance of OFDM and SC-FDE in UWB is also studied. Our results demonstrate performance advantage of the SC-FDE scheme, especially when implementation issues such as low complexity and low power consumption for UWB are taken into consideration. The performance of SC-FDE with diversity combining using oversampling is also investigated