Patents by Inventor Yan S. Leyferkus

Yan S. Leyferkus 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).

  • Patent number: 8417048
    Abstract: The method for correction of a digital image acquired with the use of electromagnetic radiation including X-rays, converted into electric signal and sent to digital imaging device, is provided, comprising pyramidal decomposition of a digital image into detailed and approximation images, removal of scattered radiation in approximation part of the images, contrast enhancement in detailed part of the images, merging of processed detailed and approximation images, the following reconstruction and generation of the final image. The results of the embodiment of this method comprise removal (reduction) of the scattered radiation component, noise reduction, correction of the dynamic range of the output image in accordance with the dynamic range of the output device, and scaling of the dynamic range of the output image in accordance with the dynamic range of the original image.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: April 9, 2013
    Assignee: Zakrytoe akcionernoe obshchestvo “Impul's”
    Inventors: Vol'demar O. Reboni, Anatoly I. Mazurov, Yan S. Leyferkus