Patents by Inventor Guy Allemand

Guy Allemand 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).

  • Digital method of correcting non-linearity in a transmission chain, and apparatus implementing the method
    Patent number: 5105446
    Abstract: The invention provide a digital method of correcting non-linearity in a transmission chain, in which the effects of amplifier non-linearities are compensated by applying predistortion in baseband prior to modulation, with the signal being processed digitally in real time. The invention also provides apparatus for implementing the method. The invention is particularly applicable to radio beams for conveying digital signals.
    Type: Grant
    Filed: October 5, 1990
    Date of Patent: April 14, 1992
    Assignee: Alcatel Transmission par Faisceaux Hertziens
    Inventors: Robert Ravoalavoson, Guy Allemand