On the effects of intracell handoff on resource allocation algorithms for fixed wireless access systems

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Abstract

Fixed wireless schemes are increasingly being used for broadband access, and maximising the spectrum efficiency is an important concern for these applications. However, the fixed wireless access environment differs from the more widely studied mobile cellular case, and the optimum algorithms for achieving high spectrum efficiencies are different, since intercell handoff and fast fading are in many cases not significant concerns. We show that the use of intracell handoffs in this environment can provide capacities in excess of any scheme that does not use 100% frequency re-use. Further, we show that previously reported optimum schemes concerning the use of adaptive modulation and coding, channel selection and power control have to be modified when intracell handoffs are considered.

Original languageEnglish
Pages (from-to)127-138
Number of pages12
JournalWireless personal communications
Volume32
Issue number2
DOIs
Publication statusPublished - Jan 2005

Keywords

  • cellular
  • resource allocation
  • channel selection
  • power control
  • DYNAMIC CHANNEL ASSIGNMENT
  • ADAPTIVE MODULATION
  • COMMUNICATION-SYSTEMS
  • CELLULAR-SYSTEMS
  • POWER-CONTROL
  • MICROCELLULAR SYSTEMS
  • PERFORMANCE
  • CAPACITY
  • SCHEMES
  • AMDCA

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