Patents by Inventor Paula S. Mathias

Paula S. Mathias has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and system for assertion-based formal verification using unique signature values
    Patent number: 11520964
    Abstract: A method for assertion-based formal verification includes executing a plurality of formal verification regression runs on a model of an electronic design; for each of the regression runs, using a unique signature function, calculating and saving a unique signature value for each instantiation of a property of a plurality of properties of the model of the electronic design and a status result for that instantiation of the property in that regression run; and signing off a current version of the model of the electronic device and presenting as a status result for each the instantiations of a plurality of the properties of the current version of the model of the electronic design the preferred status result obtained for that instantiation of the property per the same unique signature value that was calculated for that instantiation of the property in previous runs of the plurality of formal verification regression runs.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: December 6, 2022
    Assignee: Cadence Design Systems, Inc.
    Inventors: Ahmad S. Abo Foul, Lars Lundgren, Björn Håkan Hjort, Habeeb Farah, Eran Talmor, Paula S. Mathias