Reduced-PAPR code allocation strategy for MC-CDMA transmissions

Giannetti, F.;Lottici, V.;Stupia, Ivan;D'Andrea, N.A.
(2009) 7th International Workshop on Multi-Carrier Systems and Solutions, MC-SS 2009 — Location: Herrsching (5.May.2009)

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Authors
  • Giannetti, F.
    Author
  • Lottici, V.
    Author
  • Stupia, Ivanorcid-logoUCLouvain
    Author
  • D'Andrea, N.A.
    Author
Abstract
First, an approximate expression for the peak-to-average power ratio (PAPR) of a multi-carrier code-division multiple access (MC-CDMA) signal is analytically derived. Then, it is demonstrated that the PAPR of a MC-CDMA signal can be suitably reduced by resorting to a judicious strategy for the allocation of the signature codes. Based on such a result, a low-complexity implementation of the proposed strategy is presented and its performance gain over the random allocation strategy is numerically assessed in terms of PAPR and out-of-band emissions. © 2009 Springer-Verlag.
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Giannetti, F., Lottici, V., Stupia, I., & D’Andrea, N. A. (2009). Reduced-PAPR code allocation strategy for MC-CDMA transmissions. Multi-Carrier Systems & Solutions 2009, 227-236.