Patents by Inventor Markus Bartek

Markus Bartek 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).

  • Test device for testing a microphone
    Patent number: 11589179
    Abstract: A test device for testing a microphone has at least one test loudspeaker for generating at least one test tone into at least one test cavity. The test device has a compartment for accommodating the microphone to be tested in acoustic communication with the test cavity. The test device has at least one reference microphone for ascertaining a reference signal of the test tone emitted from the test loudspeaker. The test device has a reference cavity separated from the test cavity and acoustically coupled with the reference microphone and the test cavity. The test loudspeaker is arranged between the reference microphone and the test loudspeaker.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: February 21, 2023
    Assignee: USound GmbH
    Inventors: Andrea Rusconi Clerici Beltrami, Ferruccio Bottoni, Markus Bartek
  • TEST DEVICE FOR TESTING A MICROPHONE
    Publication number: 20210377682
    Abstract: A test device for testing a microphone has at least one test loudspeaker for generating at least one test tone into at least one test cavity. The test device has a compartment for accommodating the microphone to be tested in acoustic communication with the test cavity. The test device has at least one reference microphone for ascertaining a reference signal of the test tone emitted from the test loudspeaker. The test device has a reference cavity separated from the test cavity and acoustically coupled with the reference microphone and the test cavity. The test loudspeaker is arranged between the reference microphone and the test loudspeaker.
    Type: Application
    Filed: May 21, 2021
    Publication date: December 2, 2021
    Inventors: Andrea Rusconi Clerici Beltrami, Ferruccio Bottoni, Markus Bartek