Patents by Inventor Gerhard W. Wischermann

Gerhard W. Wischermann 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).

  • Arrangement for processing video signals
    Patent number: 7061546
    Abstract: An arrangement for processing video signals comprises at least one linear filter and at least one non-linear filter with inputs for an input signal and selection means for receiving output signals of the at least one linear and of the at least one non-linear filter and for generating a selected output signal which corresponds to a selected one of the output signals whereby the selection is performed according to a predetermined rank order. The arrangement can be used in various video signal processing applications, especially image restoration or noise reduction, image or pattern recognition, image compression, image enhancement (contour sharpening or softening), image interpolation (up or down sampling), and flicker compensation.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: June 13, 2006
    Assignee: BTS Media Solutions GmbH
    Inventor: Gerhard W. Wischermann
  • Arrangement for processing video signals
    Publication number: 20020158988
    Abstract: An arrangement for processing video signals comprises at least one linear filter and at least one non-linear filter with inputs for an input signal and selection means for receiving output signals of the at least one linear and of the at least one non-linear filter and for generating a selected output signal which corresponds to a selected one of the output signals whereby the selection is performed according to a predetermined rank order. The arrangement can be used in various video signal processing applications, especially image restoration or noise reduction, image or pattern recognition, image compression, image enhancement (contour sharpening or softening), image interpolation (up or down sampling), and flicker compensation.
    Type: Application
    Filed: April 19, 2002
    Publication date: October 31, 2002
    Inventor: Gerhard W. Wischermann