DEVICE FOR ARRANGING CELL, ITS METHOD AND COMPUTER READABLE STORAGE MEDIUM FOR RECORDING CELL ARRANGEMENT PROGRAM

摘要

PROBLEM TO BE SOLVED: To prevent a wiring from becoming difficult when the wiring density of a specified area is high in cell arrangement because of previously arranged cells or the like. SOLUTION: A limit area designated by a limit area designating part 22 and its cell max. usage rateρmax are inputted and managed in a limit area managing part 24, and a cell arranging part 26 arranges the cells so as not to permit the cell usage rateρof the limit area, which is managed by the limit area managing part 24, to exceed the designated cell max. usage rateρmax.