Prevention of Hot Spot Development on Coarse-Grained Dynamically Reconfigurable Architectures

  • Authors:
  • Sven Eisenhardt;Thomas Schweizer;Andreas Bernauer;Tommy Kuhn;Wolfgang Rosenstiel

  • Affiliations:
  • -;-;-;-;-

  • Venue:
  • RECONFIG '09 Proceedings of the 2009 International Conference on Reconfigurable Computing and FPGAs
  • Year:
  • 2009

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Abstract

With the increasing power density of deep submicron technology, temperature becomes one of the dominating factors for the reliability of integrated circuits. Coarse-grained reconfigurable devices typically exhibit spatially nonuniform activity, which results in areas of localized heating, so called hot spots. In this work we investigate the effects of continuous activity migration in order to prevent hot spots. By applying activity migration we are able to reduce temporal and spatial variations of temperature by up to 87%.