Patents by Inventor Andre A. Castro

Andre A. Castro 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).

  • Broadband linearization module and method
    Patent number: 8736365
    Abstract: A system including a power amplifier and a pre-distortion module coupled to the power amplifier. The pre-distortion module includes one or more smaller versions of the power amplifier to generate a pre-distortion signal that compensates for any memory-effect or inertia present in the power amplifier with application on frequency hopping and larger (up to 1 octave) instantaneous bandwidth communication systems.
    Type: Grant
    Filed: October 31, 2011
    Date of Patent: May 27, 2014
    Assignee: Empower RF Systems, Inc.
    Inventors: Paulo Correa, Andre A. Castro
  • Broadband Linearization Module And Method
    Publication number: 20120194270
    Abstract: A system including a power amplifier and a pre-distortion module coupled to the power amplifier. The pre-distortion module includes one or more smaller versions of the power amplifier to generate a pre-distortion signal that compensates for any memory-effect or inertia present in the power amplifier with application on frequency hopping and larger (up to 1 octave) instantaneous bandwidth communication systems.
    Type: Application
    Filed: October 31, 2011
    Publication date: August 2, 2012
    Applicant: Empower RF Systems, Inc.
    Inventors: Paulo Correa, Andre A. Castro
  • Bag carrier
    Patent number: 4666203
    Abstract: A bag carrier having a tubular handle and hooks attached to each end of the handle for supporting the handles of a bag to be carried. Flexible straps are provided in association with the hooks to selectively restrain the bag handles positioned on the hooks.
    Type: Grant
    Filed: November 20, 1985
    Date of Patent: May 19, 1987
    Inventor: Andres Castro