A method for manufacturing a filter medium includes providing a computer-readable three-dimensional model of the filter medium including a plurality of segments, each segment of the three-dimensional model being configured to be converted into a plurality of slices that each define a cross-sectional layer of the filter medium, each segment including an undulating layer extending along a predetermined direction that is different than the predetermined direction of the undulating layer of the other segment; and successively forming each layer of the filter medium by additive manufacturing.

A method for fabricating a circuit comprises identifying a target on the circuit with a transitional sensitivity, determining a test pattern that stresses the target, generating a verification model at the hierarchy of the target, creating a pattern and translating the pattern into a verification assertion, running the verification with the translated pattern, determining whether the verification assertion is a possible verification assertion following the running of the verification, obtaining a state of source laches and pin inputs responsive to determining that the formal verification assertion is a possible verification assertion following the running of the formal verification, translating the formal verification assertion into a coverage event, running a simulation with the coverage event, determining whether the coverage event occurred, and creating a manufacturing test responsive to determining that the coverage event occurred.

A design method of a metal mask, a manufacturing method of the metal mask and a computer-readable storage medium are provided. The design method of a metal mask includes: calculating amounts of deformations of the metal mask in two directions perpendicular to each other based on a stretching force of the metal mask in use and deformation properties of the metal mask in the two directions; and compensating the deformations of the metal mask in the two directions by compensation amounts for the deformations, which are identical and opposite to the amounts of the deformations of the metal mask in the two directions, respectively.

A method for determining a deformation of a resist in a patterning process. The method involves obtaining a resist deformation model of a resist having a pattern, the resist deformation model configured to simulate a fluid flow of the resist due to capillary forces acting on a contour of at least one feature of the pattern; and determining, via the resist deformation model, a deformation of a resist pattern to be developed based on an input pattern to the resist deformation model.

Methods, systems, and apparatus, including medium-encoded computer program products, for designing three dimensional lattice structures include, in one aspect, a method including: obtaining a mechanical problem definition including a 3D model of an object; generating a numerical simulation model for the 3D model of the object using one or more loading cases and one or more isotropic solid materials identified as a baseline material model for a design space; predicting performance of different lattice settings in different orientations in the design space using a lattice structural behavior model in place of the baseline material model in the numerical simulation model; and presenting a set of lattice proposals for the design space based on the predicted performance of the different lattice settings in the different orientations; wherein the lattice structural behavior model has been precomputed for the different lattice settings, which are generable by the 3D modeling program.

In one example, a 3D printing system includes a support structure generator to identify a breakaway support to temporarily support part of the object, to design a wedge shaped groove between a portion of the object and the support, the groove ending at a line along which the support intersects the object, and to generate a digital object model that includes the support and the groove. The system also includes a 3D printer to print the object, support and groove based on the object model.

A system for assisting the design of manufactured components requiring post-processing and comprising an input module receiving original design data relative to engineering requirements of a component and manufacturing and post-processing data relative to the component. The system also comprising a compensation determination module receiving the original design data and the manufacturing and post-processing data from the input module, predicting the geometrical deviations created by the at least one post-processing procedure and generating dimension compensation data defining compensations for each one of the features of the component using at least one machine learning model generated by a machine learning algorithm trained using a training dataset. The system further comprises a compensated model generation module configured to receive the compensation data and to generate a compensated Computer Assisted Design (CAD) model therefrom. A computer implemented method for assisting the design of manufactured components requiring post-processing is also provided.

A method in certain embodiments includes using a computer system that includes an EDA tool to generate a layout of an IC device; searching, using a statistical method such as Bayesian optimization process, for one or more input variable parameters, such as the dimensions of the IC device and the dimensions of the voltage areas in the IC device, that results in an optimal characteristic, such as power, performance or area (PPA) of the IC device, subject to a limiting condition, such as one determined using a cost function. A computer system including one or more EDAs configured to perform the method is also disclosed.

A system and method for detecting, based on a simulation of a build of an object using additive manufacturing, if the build of the object would be flawed or would fail during actual additive manufacturing of the object is provided.

A method of and a system for propagating a configuration setting of a 3D model to other 3D models, the 3D model and the other 3 Ds being part of a same 3D model category. The 5 method comprises dividing the 3D model into a first plurality of surfaces; associating to each one of the first plurality of surfaces, a unique surface identifier. For each one of the other 3D models, the method comprises dividing the one of the other 3D models into a second plurality of surfaces; establishing a correspondence; associating, for each one of the second plurality of surfaces corresponding to one of the first plurality of surfaces. The method also comprises 0 selecting the configuration setting of the 3D model; determining the unique identifier of the 3D model to which the configuration setting is to be applied; and propagating, the configuration setting to the other 3D models.