A system for determining an affinity associated with relocating a cell located on a surface of a semiconductor chip to a different location on the surface is disclosed herein. Each cell may be part of a cell net containing multiple cells. The system initially defines a bounding box containing...http://www.google.de/patents/US5831863?utm_source=gb-gplus-sharePatent US5831863 - Advanced modular cell placement system with wire length driven affinity system 
