Patents by Inventor Xuemiao Xu

Xuemiao Xu 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).

  • Producing structure-based ASCII pictures
    Patent number: 8457348
    Abstract: Provided are methods and devices for producing an ASCII picture from a vector outline image. The method comprises rasterizing the vector outline image into a plurality of grid cells, at least one of which has a reference image; matching each reference image with an ASCII character based on log-polar histograms thereof; and gathering all matched ASCII characters to form the ASCII picture.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: June 4, 2013
    Assignee: The Chinese University of Hong Kong
    Inventors: Tien-Tsin Wong, Xuemiao Xu, Linling Zhang
  • PRODUCING STRUCTURE-BASED ASCII PICTURES
    Publication number: 20110317919
    Abstract: Provided are methods and devices for producing an ASCII picture from a vector outline image. The method comprises rasterizing the vector outline image into a plurality of grid cells, at least one of which has a reference image; matching each reference image with an ASCII character based on log-polar histograms thereof; and gathering all matched ASCII characters to form the ASCII picture.
    Type: Application
    Filed: June 28, 2010
    Publication date: December 29, 2011
    Applicant: The Chinese University of Hong Kong
    Inventors: Tien-Tsin Wong, Xuemiao Xu, Linling Zhang