Product Documentation
Virtuoso Electromagnetic Solver Assistant User Guide
Product Version IC23.1, November 2023

Pre-Process Tab

The following table describes the controls available in the Pre-Process tab of the Electromagnetic Solver assistant.

Field/Command Description

Via Cluster

This section provides options to cluster vias.

This group is applicable for only Clarity models.

Cluster Vias

Enables via clustering for your model.

Configure

Opens the Via Clustering Settings - <model-name> form.

Merge non-Manhattan Vias

Lets you ignore the Max Cuts via cluster setting so that you can cluster the maximum possible vias.

Setup

This section provides options to specify settings for the simplification of certain shapes on the layout that are not expected to affect the results of electromagnetic extraction. This improves the performance of the extraction run because the number of unknown shapes to be solved is reduced.

Setup

Opens the Simplify Layout for EM Simulation form in which you can specify the rules for shape simplification.

Select file

Specifies the path to the recipe file in which you have saved the shape simplification setup.

Protect

This section provides options to protect certain shapes from getting modified by the pre-processing tasks specified on this tab. You can choose shapes that are relevant RF signals, vias, and instances and must be considered for electromagnetic simulation.

Protect Selected

Protects the selected shapes from shape simplification.

Unprotect Selected

Removes shape simplification protection from the selected shapes.

Highlight Protected

Highlights on the layout canvas the shapes that are protected from shape simplification.

Preview

This section provides the command to preview the EM layout that will be sent to the solver for simulation

Preview EM Layout

Displays the preview of the selected model in the EM Preview of Model <model-name> window.

Related Topics

Specifying Options for Via Clustering

Specifying Shape Simplification Options for IC Layouts

Protecting Layout Objects from Shape Simplification

Previewing Pre-Processed Layout


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