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New OFDM channel estimation method based on ISI cancellation

  • Jin Cui*
  • , Ding Rong Shao
  • , Bo Zhang
  • *Corresponding author for this work
  • Beihang University

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

Abstract

According to the application needs of OFDM techniques, a new method of orthogonal frequency division multiplexing (OFDM) channel estimation based on inter symbol interference (ISI) cancellation was proposed. The channel estimation was based on circular convolution, after which a low-complexity frequency-domain ZF equalization was used. The performance of bit-error-rate (BER) was also simulated and analyzed under the additive-white-Gaussian-noise (AWGN) channel, Rayleigh fading channel with mobility. The simulation results showed that this method could be applied to the channels of time-varying environments, and could get better performance than the traditional cyclic prefix(CP)-OFDM.

Original languageEnglish
Title of host publicationMaterial Science, Civil Engineering and Architecture Science, Mechanical Engineering and Manufacturing Technology II
EditorsH.W. Liu, G. Wang, G.W. Zhang
PublisherTrans Tech Publications Ltd
Pages2343-2346
Number of pages4
ISBN (Electronic)9783038352679
DOIs
StatePublished - 2014
Event3rd International Conference on Advanced Engineering Materials and Architecture Science, ICAEMAS 2014 - Huhhot, China
Duration: 26 Jul 201427 Jul 2014

Publication series

NameApplied Mechanics and Materials
Volume651-653
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference3rd International Conference on Advanced Engineering Materials and Architecture Science, ICAEMAS 2014
Country/TerritoryChina
CityHuhhot
Period26/07/1427/07/14

Keywords

  • Channel estimation
  • Equalization
  • ISI cancellation
  • OFDM
  • Signal proceedings

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