Patents by Inventor Charles J. GRILLO

Charles J. GRILLO 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).

  • Variable passive intermodulation load
    Patent number: 10942206
    Abstract: In one embodiment, the PIM load includes a variable attenuator; a detector configured to detect a signal characteristic associated with a signal received by the PIM load; and a controller configured to control the variable attenuator based on output from the detector.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: March 9, 2021
    Assignee: Nokia Shanghai Bell Co., Ltd.
    Inventors: Paul A. Carney, Gordon M. Siebert, Charles J. Grillo
  • VARIABLE PASSIVE INTERMODULATION LOAD
    Publication number: 20160033562
    Abstract: In one embodiment, the PIM load includes a variable attenuator; a detector configured to detect a signal characteristic associated with a signal received by the PIM load; and a controller configured to control the variable attenuator based on output from the detector.
    Type: Application
    Filed: August 4, 2014
    Publication date: February 4, 2016
    Inventors: Paul A. CARNEY, Gordon M. SIEBERT, Charles J. GRILLO