CadenceSigrity OptimizePI technology does a complete AC frequency analysis of boards and IC packages. Supporting both pre- and post-layout studies, it quickly pinpoints the best decap selections and placement locations to meet your power-delivery network (PDN) needs at the lowest possible cost. Sigrity OptimizePI technology is built on proven Cadence hybrid electromagnetic circuit analysis technology in combination with the unique Sigrity optimization engine to help you quickly pinpoint the best possible decap selections and placement locations.