De Stefano, MarcoMarcoDe StefanoGrivet-Talocia, StefanoStefanoGrivet-TalociaWendt, TorbenTorbenWendtYang, ChengChengYangSchuster, ChristianChristianSchuster2022-10-132022-10-132022-0526th IEEE Workshop on Signal and Power Integrity (SPI 2022)http://hdl.handle.net/11420/13755This paper provides a novel strategy for the extrapolation and regularization of low frequency data of low-loss or lossless structures, based on asymptotic modal trajectories. The proposed data-driven strategy is intended as a fundamental pre-processing step to obtain a full-bandwidth reliable macromodel to be used in transient simulations, providing full control of the low-frequency and DC behavior of the system.enConference Paper10.1109/SPI54345.2022.9874931Other