Patents by Inventor Carlos Correa

Carlos Correa 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).

  • Method and apparatus for video signal interpolation and progressive scan conversion
    Patent number: 5329314
    Abstract: A video input signal is vertically interpolated and applied along with a field delayed and a field advanced video signal to respective inputs of a first median filter the output of which is applied along with a line delayed and a line advanced signal to respective inputs of a second median filter to provide an interpolated video output signal. The resultant double median filtered signal and a field delayed signal are applied via respective time compressors to a multiplex switch to provide an output signal of progressive scan form and in which every other line thereof is interpolated by double median filtering.
    Type: Grant
    Filed: April 9, 1993
    Date of Patent: July 12, 1994
    Assignee: Deutsche Thomson-Brandt GmbH
    Inventors: Carlos Correa, John Stolte