Patents by Inventor Turhan K. Carroll

Turhan K. Carroll 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).

  • Nonreciprocal coupler isolator
    Patent number: 9664857
    Abstract: A non-reciprocal coupler isolator is provided including a first waveguide. The first waveguide includes a magnetic cladding cover layer magnetized transversely to a propagation direction of the first waveguide. A second waveguide is positioned adjacent to the first waveguide and separated by a gap. The second waveguide includes a non-magnetic cladding cover layer with a refractive index that matches a refractive index of the magnetic cladding cover layer of the first waveguide.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: May 30, 2017
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Turhan K Carroll, Miguel Levy, Ramy El-Ganainy
  • Nonreciprocal Coupler Isolator
    Publication number: 20160341981
    Abstract: A non-reciprocal coupler isolator is provided including a first waveguide. The first waveguide includes a magnetic cladding cover layer magnetized transversely to a propagation direction of the first waveguide. A second waveguide is positioned adjacent to the first waveguide and separated by a gap. The second waveguide includes a non-magnetic cladding cover layer with a refractive index that matches a refractive index of the magnetic cladding cover layer of the first waveguide.
    Type: Application
    Filed: April 20, 2016
    Publication date: November 24, 2016
    Inventors: Turhan K. Carroll, Miguel Levy, Ramy El-Ganainy