Patents by Inventor Jan Karelse

Jan Karelse 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 for filtering sea clutter in a radar echo using a hydrographic model
    Patent number: 8159388
    Abstract: There is disclosed a method for filtering sea clutter in a radar echo using a hydrographic model. The method comprises the steps of determining parameter values of the hydrographic model using the radar echo, estimating the sea clutter corresponding to the sea surface as deduced from the hydrographic model and filtering of the estimated sea clutter from the radar echo.
    Type: Grant
    Filed: April 26, 2007
    Date of Patent: April 17, 2012
    Assignee: Thales Nederland B.V.
    Inventors: Radmila Erkocevic-Pribic, Jan Karelse, Hubert Langeraar
  • METHOD FOR FILTERING SEA CLUTTER IN A RADAR ECHO USING A HYDROGRAPHIC MODEL
    Publication number: 20090303109
    Abstract: There is disclosed a method for filtering sea clutter in a radar echo using a hydrographic model. The method comprises the steps of determining parameter values of the hydrographic model using the radar echo, estimating the sea clutter corresponding to the sea surface as deduced from the hydrographic model and filtering of the estimated sea clutter from the radar echo.
    Type: Application
    Filed: April 26, 2007
    Publication date: December 10, 2009
    Applicant: THALES NEDERLAND B.V.
    Inventors: Radmila Erkocevic-Pribic, Jan Karelse, Hubert Langeraar