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Double diagonalisation: An improved zero-forcing detector for orthogonal STBC over time-selective fading channels

  • F. C. Zheng*
  • , A. G. Burr
  • *Corresponding author for this work
  • Victoria University
  • University of York

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

All orthogonal space-time block coding (OSTBC) schemes assume that the channel remains static over the length of the codeword. However, time selective fading channels do exist, and under such conditions the conventional O-STBC detectors will suffer from an error floor in the high signal-to-noise ratio (SNR) cases. This paper is a sequel to the authors' earlier results addressing the Gi codes (i = 3 and 4): it presents an improved zeroforcing implementation termed double diagonalisation. This new scheme incurs less noise amplification and therefore offers a much better BER for the same SNR.

Original languageEnglish
Title of host publicationVTC 2005-Fall
Subtitle of host publicationMid Way Through the Decade - Technology Past, Present and Future
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1060-1064
Number of pages5
ISBN (Electronic)0780391527
DOIs
StatePublished - 2005
Externally publishedYes
Event62nd Vehicular Technology Conference, VTC 2005 - Dallas, United States
Duration: 25 Sep 200528 Sep 2005

Publication series

NameIEEE Vehicular Technology Conference
Volume2
ISSN (Print)1550-2252

Conference

Conference62nd Vehicular Technology Conference, VTC 2005
Country/TerritoryUnited States
CityDallas
Period25/09/0528/09/05

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