Routing methodology for minimizing 1nterconnect energy dissipation

  • Authors:
  • Atsushi Sakai;Takashi Yamada;Yoshifumi Matsushita;Hiroto Yasuura

  • Affiliations:
  • SANYO Electric Co., Ltd., Gifu, Japan;SANYO Electric Co., Ltd., Gifu, Japan;SANYO Electric Co., Ltd., Gifu, Japan;Kyusyu University, Fukuoka, Japan

  • Venue:
  • Proceedings of the 13th ACM Great Lakes symposium on VLSI
  • Year:
  • 2003

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Abstract

In this paper, we propose a new physical design technique for sub-quarter micron system-on-a-chip (SoC). By optimizing the routing grid configuration for the automatic place and route methodology, coupling effects such as crosstalk noise and coupled energy dissipation are almost eliminated with only a small cost to the runtime. Experiments are performed on the design of an image processing circuit using a sub-quarter micron CMOS process with multi-layered interconnects. Simply by employing our proposed technique, net switching energy dissipation can be reduced by about 10% maximum without any area penalty. This significant energy reduction greatly accelerates the performance of SoCs.