Patents by Inventor Biaolong CHEN

Biaolong CHEN 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).

  • Text region positioning method and device, and computer readable storage medium
    Patent number: 11017260
    Abstract: A text region positioning method and device, and a computer readable storage medium, which relate to the field of image processing. The text region positioning method includes acquiring a variance graph on the basis of an original image; acquiring an edge image of the variance graph; if a difference value among distances between edge points of opposing positions in two adjacent edge lines in the edge image is within a preset distance difference range, then the region between the two adjacent edge lines is determined as a text region.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: May 25, 2021
    Assignees: BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD., BEIJING JINGDONG CENTURY TRADING CO., LTD.
    Inventors: Yongliang Wang, Qingze Wang, Biaolong Chen
  • TEXT REGION POSITIONING METHOD AND DEVICE, AND COMPUTER READABLE STORAGE MEDIUM
    Publication number: 20200012879
    Abstract: A text region positioning method and device, and a computer readable storage medium, which relate to the field of image processing. The text region positioning method includes acquiring a variance graph on the basis of an original image; acquiring an edge image of the variance graph; if a difference value among distances between edge points of opposing positions in two adjacent edge lines in the edge image is within a preset distance difference range, then the region between the two adjacent edge lines is determined as a text region.
    Type: Application
    Filed: December 29, 2017
    Publication date: January 9, 2020
    Applicants: BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD., BEIJING JINGDONG CENTURY TRADING CO., LTD.
    Inventors: Yongliang WANG, Qingze WANG, Biaolong CHEN