Patents by Inventor Douglas DEN DULK

Douglas DEN DULK 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 apparatus for determining waiver applicability conditions and applying the conditions to multiple errors or warnings in physical verification tools
    Patent number: 10909301
    Abstract: An approach is described for determining waiver applicability conditions and applying the conditions to multiple errors or warnings in physical verification tools. According to some embodiments, the approach includes identification of a waiver of an error or warning, registration of one or more condition sets for waiver of an error or warning, waiver of multiple errors or warnings that match the registered one or more condition sets, and further comprise any or all of the following: receiving or retrieving a circuit design, analyzing the circuit design to identify errors and warnings, and displaying identified errors and warnings where errors and warnings matching a registered condition set are waived. This approach provides for a 1-to-many relationship between identification of a waiver and application of waivers.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 2, 2021
    Assignee: Cadence Design Systems, Inc.
    Inventors: Alexey Kalinov, Douglas Den Dulk, Andrey Freidlin
  • METHOD AND APPARATUS FOR DETERMINING WAIVER APPLICABILITY CONDITIONS AND APPLYING THE CONDITIONS TO MULTIPLE ERRORS OR WARNINGS IN PHYSICAL VERIFICATION TOOLS
    Publication number: 20200143100
    Abstract: An approach is described for determining waiver applicability conditions and applying the conditions to multiple errors or warnings in physical verification tools. According to some embodiments, the approach includes identification of a waiver of an error or warning, registration of one or more condition sets for waiver of an error or warning, waiver of multiple errors or warnings that match the registered one or more condition sets, and further comprise any or all of the following: receiving or retrieving a circuit design, analyzing the circuit design to identify errors and warnings, and displaying identified errors and warnings where errors and warnings matching a registered condition set are waived. This approach provides for a 1-to-many relationship between identification of a waiver and application of waivers.
    Type: Application
    Filed: June 29, 2017
    Publication date: May 7, 2020
    Applicant: Cadence Design Systems, Inc.
    Inventors: Alexey KALINOV, Douglas DEN DULK, Andrey FREIDLIN