Patents by Inventor Keita Kamiya

Keita Kamiya 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).

  • Image Processing Device and Image Forming Device Provided therewith
    Publication number: 20070253629
    Abstract: The present invention is provided with a wavelet conversion means 115 for performing a wavelet conversion process of either of the number of lines 1 to 4 for image data, a prediction difference means 116 for performing a prediction difference process to the minimum frequency subband of a plurality of subbands obtained by the wavelet conversion process 115, a range coder encoding means 117 for performing an entropy encoding process to the respective subbands obtained by the wavelet conversion process based on a result of the prediction difference process, and a decode processing portion 120, in which the image data is reconstructed from the code obtained by the entropy encoding process.
    Type: Application
    Filed: April 25, 2007
    Publication date: November 1, 2007
    Inventors: Hiroyuki Oshio, Keita Kamiya, Shinobu Fujikura
  • Image sharpening with region edge sharpness correction
    Publication number: 20050025383
    Abstract: A system and process for improving image quality is described. The process uses an edge map to smooth colors based on at least one of how close a pixel is to an edge and the strength of the edge.
    Type: Application
    Filed: July 2, 2004
    Publication date: February 3, 2005
    Applicant: Celartem Technology, Inc.
    Inventors: Carlos Domingo, Takeshi Sukegawa, Takashi Kawasaki, Keita Kamiya, Artem Mikheev