Rapid FinFET Modelling Using an Autoencoder
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Computer Science > Machine Learning
Title:Rapid FinFET Modelling Using an Autoencoder
Abstract:This work presents a machine learning framework that leverages an autoencoder (AE) for the efficient modeling of FinFET. We first calibrated a BSIM-CMG model to generate a dataset of current-voltage (ID-VG) characteristics. This data was used to train an autoencoder that compresses full I-V curves into a low-dimensional latent space, which intrinsically encodes key device physics. A key innovation is the explicit incorporation of parameter such as drain to source voltage (VDS) as an input feature, enhancing the model ability to capture bias dependent variation. The trained model successfully reconstructs full I-V curves and directly extracts critical device metrics including threshold voltage (VTH), subthreshold slope (SS), and peak transconductance (gm). This approach demonstrates that data driven compact models, built from actual characterization data, can achieve high accuracy with minimal training data, providing a powerful tool for rapid device characterization, modelling and circuit level simulation.
| Subjects: | Machine Learning (cs.LG); Artificial Intelligence (cs.AI); Applied Physics (physics.app-ph) |
| Cite as: | arXiv:2606.24046 [cs.LG] |
| (or arXiv:2606.24046v1 [cs.LG] for this version) | |
| https://doi.org/10.48550/arXiv.2606.24046
arXiv-issued DOI via DataCite (pending registration)
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