Patents by Inventor Zohreh AZIMIFAR

Zohreh AZIMIFAR 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).

  • Device, system and method for enhancing one or more of high contrast regions and text regions in projected images
    Patent number: 11109005
    Abstract: A device, system and method for enhancing high-contrast and text regions in projected images is provided. A device applies, to an input image: a high-contrast sharpening filter sharpening high-contrast regions producing a high-contrast sharpened image; and a background sharpening filter sharpening other regions of the input producing a background sharpened image, the background sharpening filter applying less sharpening than the high-contrast sharpening filter.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: August 31, 2021
    Assignee: CHRISTIE DIGITAL SYSTEMS USA, INC.
    Inventors: Xiaodan Hu, Mohamed A. Naiel, Zohreh Azimifar, Ibrahim Ben Daya, Mark Lamm, Paul Fieguth
  • DEVICE, SYSTEM AND METHOD FOR ENHANCING ONE OR MORE OF HIGH CONTRAST REGIONS AND TEXT REGIONS IN PROJECTED IMAGES
    Publication number: 20200336715
    Abstract: A device, system and method for enhancing high-contrast and text regions in projected images is provided. A device applies, to an input image: a high-contrast sharpening filter sharpening high-contrast regions producing a high-contrast sharpened image; and a background sharpening filter sharpening other regions of the input producing a background sharpened image, the background sharpening filter applying less sharpening than the high-contrast sharpening filter.
    Type: Application
    Filed: March 25, 2020
    Publication date: October 22, 2020
    Inventors: Xiaodan HU, Mohamed A. NAIEL, Zohreh AZIMIFAR, Ibrahim Ben DAYA, Mark LAMM, Paul FIEGUTH