Wireless Personal Communications

, Volume 39, Issue 4, pp 457–465 | Cite as

Subcarrier and Power Allocation for the Downlink of Multiuser OFDM Transmission

  • Khalid El Baamrani
  • Abdellah Ait Ouahman
  • Victor P. GIL Jiménez
  • Ana Garcia Armada
  • Said Allaki


In this paper, a new algorithm for subcarrier and power allocation for the downlink of multiuser OFDM transmission is presented. The proposed algorithm is more stable and it offers a lower complexity and better performance than previous existing algorithms.


OFDM multiuser subcarriers allocation 


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  1. 1.
    T. Starr, J.M. Cioffi, and P.J. Silverman, Understanding Digital Subscriber Line Technology, Englewood Cliffs, NJ: Prentice-Hall, 1999.Google Scholar
  2. 2.
    C.Y. Wong, R.S. Cheng, K.B. Letaief, and R.D. Murch, “Multiuser OFDM with Adaptive Subcarrier, Bit, and Power Allocation”, IEEE Journal on Selected Areas in Comm., Vol. 17, pp. 1747–1758, October 1999.CrossRefGoogle Scholar
  3. 3.
    I. Kim, H. L. Lee, B. Kim, and Y.H. Lee, “On the Use of Linear Programming for Dynamic Subchannel and Bit Allocation in Multiuser OFDM”, in Proc GLOBECOM’01, Vol. 6, pp. 3648–3652, November 2001.Google Scholar
  4. 4.
    D. Kivanc, L. Guoqing, and H. Liu, “Computationally Efficient Bandwidth Allocation and Power Control for OFDMA”, IEEE Journal on Selected Areas in Wireless Comm., Vol. 2, pp. 1150–1158, November 2003.Google Scholar
  5. 5.
    L. Zhen, Z. Geqing, W. Weihua, and S. Junde, “Improved Algorithm of Multiuser Dynamic Subcarrier Allocation in 0FDM system”, in Proc ICCT, Vol. 2, pp. 1144–1147, April 2003.Google Scholar
  6. 6.
    Z. Shen, J.C. Andrews, and B.L. Evans, “Optimal Power Allocation in Multiuser OFDM Systems”, in Proc GLOBECOM’03, Vol. 1, pp. 337–341, December 2003.Google Scholar
  7. 7.
    W. Rhee and J.M. Cioffi, “Increasing in Capacity of Multiuser OFDM System Using Dynamic Subchannel Allocation”, in Proc VTC, Vol. 2, pp. 1085–1089, May 2000.Google Scholar
  8. 8.
    G.D. Forney and M.V. Eyuboglu, “Combined Equalization and Coding Using Precoding”, IEEE Comm. Magazine, Vol. 29, pp. 25–34, December 1991.CrossRefGoogle Scholar
  9. 9.
    L. Hoo, J. Tellado, and J.M. Cioffi, “Dual Qos Loading Algorithms for Multicarrier Systems Offering Different CBR Services”, in Proc PIMRC, pp. 278–282, September 1998.Google Scholar
  10. 10.
    J. Campello, “Optimal Discrete Bit Loading for Multicarrier Modulation Systems”, in Proceedings ISIT, pp. 193, August 1998.Google Scholar
  11. 11.
    “Channel Models for HIPERLAN/2 in Different Indoor Scenarios”, ETSI EP BRAN, 3ERI085B, March 1998.Google Scholar

Copyright information

© Springer Science+Business Media B.V. 2006

Authors and Affiliations

  • Khalid El Baamrani
    • 1
  • Abdellah Ait Ouahman
    • 1
  • Victor P. GIL Jiménez
    • 1
  • Ana Garcia Armada
    • 2
  • Said Allaki
    • 3
  1. 1.Department of PhysiqueUniversity Cadi Ayyad MarrakechMarrakechMorocco
  2. 2.Department of Signal Theory and CommunicationsUniversity Carlos III MadridMadridSpain
  3. 3.National Institute of Posts and TelecommunicationsRabatMorocco

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