A novel low-overhead fault tolerant parallel-pipelined FFT design

Yu Xie, Chen Yang, Chuang An Mao, He Chen*, Yi Zhuang Xie

*Corresponding author for this work

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

8 Citations (Scopus)

Abstract

As soft errors become a significant threat to modern electronic systems, the first priority of protection against soft errors should be decreasing resource consumption. This brief proposes a novel low-overhead fault tolerant FFT design, combining modified reduced precision redundancy (RPR) method and error correction codes (ECCs). RPR can lower the hardware overhead when compared with traditional full-precision redundancy techniques, especially when resource of the original design is huge. ECCs are cost-efficient for achieving fault tolerance on our parallel-pipelined FFT. As an example, an FPGA implementation of a four-channel 16K-point FFT is presented, which demonstrates that the proposed scheme can further reduce the overhead of fault tolerance designs.

Original languageEnglish
Title of host publication2017 IEEE Int. Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems, DFT 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-4
Number of pages4
ISBN (Electronic)9781538603628
DOIs
Publication statusPublished - 28 Jun 2017
Event13th IEEE International Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems, DFT 2017 - Cambridge, United Kingdom
Duration: 23 Oct 201725 Oct 2017

Publication series

Name2017 IEEE Int. Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems, DFT 2017
Volume2018-January

Conference

Conference13th IEEE International Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems, DFT 2017
Country/TerritoryUnited Kingdom
CityCambridge
Period23/10/1725/10/17

Keywords

  • ECCs
  • FFT
  • FPGA
  • RPR
  • fault tolerant

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