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ISPD
2003
ACM
171views Hardware» more  ISPD 2003»
13 years 9 months ago
Timing driven force directed placement with physical net constraints
This paper presents a new timing driven force directed placement algorithm that meets physical net length constraints as well as constraints on specific pin sets. It is the first ...
Karthik Rajagopal, Tal Shaked, Yegna Parasuram, Tu...
DAC
2003
ACM
13 years 9 months ago
Force directed mongrel with physical net constraints
This paper describes a new force directed global placement algorithm that exploits and extends techniques from two leading placers, Force-directed [12] [26] and Mongrel [22]. It c...
Sung-Woo Hur, Tung Cao, Karthik Rajagopal, Yegna P...
ASPDAC
2006
ACM
98views Hardware» more  ASPDAC 2006»
13 years 10 months ago
Timing-driven placement based on monotone cell ordering constraints
− In this paper, we present a new timing-driven placement algorithm, which attempts to minimize zigzags and crisscrosses on the timing-critical paths of a circuit. We observed th...
Chanseok Hwang, Massoud Pedram
ASPDAC
2000
ACM
159views Hardware» more  ASPDAC 2000»
13 years 9 months ago
Analytical minimization of half-perimeter wirelength
Global placement of hypergraphs is critical in the top-down placement of large timing-driven designs 10, 16 . Placement quality is evaluated in terms of the half-perimeter wirelen...
Andrew A. Kennings, Igor L. Markov
ICCAD
2004
IEEE
155views Hardware» more  ICCAD 2004»
14 years 1 months ago
A flexibility aware budgeting for hierarchical flow timing closure
—In this paper, we present a new block budgeting algorithm which speeds up timing closure in timing driven hierarchical flows. After a brief description of the addressed flow, ...
Olivier Omedes, Michel Robert, Mohammed Ramdani