Resource allocation for FDMA-based regenerative multihop links

  • Authors:
  • M. Dohler;A. Gkelias;H. Aghvami

  • Affiliations:
  • Centre for Telecommun. Res., King's Coll. London, UK;-;-

  • Venue:
  • IEEE Transactions on Wireless Communications
  • Year:
  • 2004

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Abstract

An approximate but explicit fractional bandwidth and power allocation algorithm for orthogonal regenerative frequency-division multiple-access-based multihop communication systems over ergodic flat-fading channels is presented. The exposed algorithm is assessed for a two-hop scenario, where it is shown to operate within 10% of the optimum resource allocation. The achieved end-to-end capacity is up to 45% higher if compared to a trivial allocation strategy with equal resources.