Patents by Inventor Gregory Roberts, II

Gregory Roberts, II 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).

  • DIRECT INSTRUMENT-TO-INSTRUMENT COMMUNICATION WITHOUT USING A SYSTEM CONTROLLER
    Publication number: 20230115051
    Abstract: A configurable instrument includes a mainframe having one or more processors, a chassis having slots to accept one or more instrument modules, a communication bus coupled to all of the instrument modules inserted in the slots, and a communication backplane, separate from the communication bus, and configured to allow point-to-point communication between any pair of modules inserted in the slots.
    Type: Application
    Filed: October 10, 2022
    Publication date: April 13, 2023
    Applicant: Keithley Instruments, LLC
    Inventors: Gregory Roberts, II, William C. Weeman
  • High-speed high-resolution digital-to-analog converter
    Patent number: 10484002
    Abstract: A digital-to-analog converter, including an input to receive a digital signal; a first comparator configured to receive the digital signal and output a first signal based on the digital signal and a first threshold; a second comparator configured to receive the digital signal and output a second signal based on the digital signal and a second threshold, the second threshold different from the first threshold; and an integrator configured to receive the first signal and the second signal and integrate the first signal and the second signal into an analog signal that represents the digital signal.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: November 19, 2019
    Assignee: Keithley Instruments, LLC
    Inventors: William C. Weeman, Gregory Roberts, II