Optimization of integrated circuits by means of simulated annealing Jernej Olenšek, Janez Puhan, Árpád Bűrmen, Sašo Tomažič, Tadej Tuma University of Ljubljana, Faculty of Electrical Engineering, Tržaška 25, Ljubljana, Slovenia Key words: parametric optimization, simulated annealing, design of integrated circuits. Abstract The purpose of this paper is to test the efficiency of the modified orthogonal simulated annealing algorithm. The method is compared with the COMPLEX method on a set of mathematical functions. The method is then used on three real-world cases of integrated circuits and compared with a modified COMPLEX method that uses intelligent initial points selection. Optimizacija integriranih vezij z algoritmom simuliranega ohlajanja Ključne besede: parametrična optimizacija, simulirano ohlajanje, načrtovanje integriranih vezij. Povzetek Namen prispevka je preizkusiti učinkovitost modificiranega ortogonalnega simuliranega ohlajanja. Primerjamo ga z metodo COMPLEX na skupini matematičnih funkcij. Metoda je nato uporabljena na treh realnih primerih integriranih vezij in primerjana z modificirano metodo COMPLEX, ki uporablja pametno izbiranje začetnih točk.