Design of coarse-grained dynamically reconfigurable architecture for DSP applications

Chenxin Zhang, Thomas Lenart, Henrik Svensson, Viktor Öwall

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

This paper presents the design and implementation of a coarse-grained reconfigurable architecture, targeting digital signal processing applications. The proposed architecture is constructed from a mesh of resource cells, containing separated processing and memory elements that communicate via a hybrid interconnect network. Parameterizable design of resource cells enables flexible mapping of arbitrary applications at system compile-time, and the feature of dynamic reconfigurability provides mapping possibilities during system run-time to adapt to the current operational and processing conditions. Functionality and flexibility of the proposed architecture is demonstrated through mapping of a radix-22 FFT processor reconfigurable between 32 and 1024 points. Performance evaluation exhibits a great reconfigurability and execution time reduction when compared to a traditional DSP and ARM solution.
Original languageEnglish
Title of host publicationInternational Conference on Reconfigurable Computing and FPGAs
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Pages338-343
Number of pages6
ISBN (Print)978-0-7695-3917-1
DOIs
Publication statusPublished - 2009
Event2009 International Conference on ReConFigurable Computing and FPGAs - Cancun, Mexico
Duration: 2009 Dec 92009 Dec 11

Conference

Conference2009 International Conference on ReConFigurable Computing and FPGAs
Country/TerritoryMexico
CityCancun
Period2009/12/092009/12/11

Subject classification (UKÄ)

  • Electrical Engineering, Electronic Engineering, Information Engineering

Free keywords

  • Coarse-grained reconfigurable architecture
  • FFT.
  • Dynamically reconfigurable cell array
  • Hybrid interconnect

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