Patents by Inventor Marek A. Perkowski

Marek A. Perkowski 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).

  • Programmable analog array circuit
    Patent number: 5959871
    Abstract: There is disclosed a programmable analog or mixed analog/digital circuit. More particularly, this invention provides a circuit architecture that is flexible for a programmable electronic hardware device or for an analog circuit whose input and output signals are analog or multi-valued in nature, and primarily continuous in time. There is further disclosed a design for a current-mode integrator and sample-and-hold circuit, based upon Miller effect.
    Type: Grant
    Filed: December 22, 1994
    Date of Patent: September 28, 1999
    Assignee: Analogix/Portland State University
    Inventors: Edmund Pierzchala, Marek A. Perkowski