Patents by Inventor Luc Duschesne

Luc Duschesne 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).

  • ORTHOGONAL-MODE JUNCTION COUPLER WITH AN ULTRABROAD OPERATING BANDWIDTH
    Publication number: 20100033264
    Abstract: The present invention relates to an orthogonal-mode junction coupler with an ultrabroad bandwidth or a wavelength waveguide noteworthy in that it includes what is called an external conductor (8) comprising a cavity (9) in which a central conductor (10) extends, said central conductor being electrically isolated at radiofrequencies with the external conductor (8), said central conductor (10) being supplied by supply lines (15, 16, 17, 18) passing through the external conductor (8) and emerging in the cavity (9) of said external conductor (8).
    Type: Application
    Filed: October 18, 2007
    Publication date: February 11, 2010
    Inventors: Lars Foged, Andrea Giacomini, Luc Duschesne