Patents by Inventor Henri Le Person

Henri Le Person 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).

  • Light-controlled semiconductor heterostructure component for generating oscillation at microwave frequencies
    Patent number: 5703379
    Abstract: The present invention relates to a light-controlled semiconductor heterostructure component for generating microwave frequency oscillations, wherein the heterostructure comprises at least two semiconductor materials: at least one of them absorbing light by creating electron-hole pairs; and the other one of them having majority carriers with a relationship of velocity as a function of electric field that presents a region of negative slope.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: December 30, 1997
    Assignee: France Telecom
    Inventors: Henri Le Person, Christophe Minot, Jean-Fran.cedilla.ois Palmier