Patents by Inventor Ralf MEISSNER

Ralf MEISSNER 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).

  • Over the air test chamber with optimized air circulation
    Patent number: 12259426
    Abstract: An over the air, OTA, test chamber for testing at least one device under test, DUT, provided within the OTA test chamber which includes a thermal bubble component adapted to receive the device under test, DUT, comprising an air inlet adapted to supply air into the thermal bubble component, an air outlet adapted to remove air from the thermal bubble component and an airstream diffusor provided at the air inlet and adapted to diffuse an airstream supplied by the air inlet within the thermal bubble component.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: March 25, 2025
    Assignee: Rohde & Schwarz GmbH & Co. KG
    Inventors: Ralf Meissner, Markus Herbrig, Stefan Schoetz, Constantin Sinn, Christian Aichinger
  • Over the air test chamber with optimized air circulation
    Publication number: 20230266383
    Abstract: An over the air, OTA, test chamber for testing at least one device under test, DUT, provided within the OTA test chamber which includes a thermal bubble component adapted to receive the device under test, DUT, comprising an air inlet adapted to supply air into the thermal bubble component, an air outlet adapted to remove air from the thermal bubble component and an airstream diffusor provided at the air inlet and adapted to diffuse an airstream supplied by the air inlet within the thermal bubble component.
    Type: Application
    Filed: February 22, 2022
    Publication date: August 24, 2023
    Inventors: Ralf Meissner, Markus Herbrig, Stefan Schoetz, Constantin Sinn, Christian Aichinger
  • Over the air measuring device with feed switcher positioner
    Patent number: 11333705
    Abstract: An over the air measuring device is provided. The over the air measuring device comprises N feed antenna devices, a measuring device, adapted to perform over the air measurements on a device under test, selectively using any one of the N feed antenna devices, and a guide rail adapted to movably hold the N feed antenna devices. The N feed antenna devices are independently movable along the guide rail.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: May 17, 2022
    Assignee: Rohde & Schwarz GmbH & Co. KG
    Inventors: Corbett Rowell, Ralf Meissner
  • OVER THE AIR MEASURING DEVICE WITH FEED SWITCHER POSITIONER
    Publication number: 20210165039
    Abstract: An over the air measuring device is provided. The over the air measuring device comprises N feed antenna devices, a measuring device, adapted to perform over the air measurements on a device under test, selectively using any one of the N feed antenna devices, and a guide rail adapted to movably hold the N feed antenna devices. The N feed antenna devices are independently movable along the guide rail.
    Type: Application
    Filed: February 12, 2020
    Publication date: June 3, 2021
    Inventors: Corbett ROWELL, Ralf MEISSNER