TRIAD: a triple patterning lithography aware detailed router

作者: Yen-Hung Lin , Bei Yu , David Z. Pan , Yih-Lang Li

DOI: 10.1145/2429384.2429408

关键词: Computer scienceGraph (abstract data type)Distributed computingIntegrated circuit designSecurity tokenGraphTriple patterning lithographyGreedy coloringRouter

摘要: TPL-friendly detailed routers require a systematic approach to detect TPL conflicts. However, the complexity of conflict graph (CG) impedes directly detecting conflicts in CG. This work proposes token graph-embedded (TECG) facilitate detection while maintaining high coloring-flexibility. We then develop aware router (TRIAD) by applying TECG gridless with stitch generation. Compared greedy coloring approach, experimental results indicate that TRIAD generates no and few stitches shorter wirelength at cost 2.41× runtime.

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