Patents by Inventor Qingyi Chen

Qingyi 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).

  • Image auto-focusing method and camera using same
    Patent number: 9706104
    Abstract: The present disclosure provides a method for calculating a focusing evaluation value. The method may be applied in a scene having a dynamic light source and include: dividing an image region of a camera into a plurality of sub-regions; selecting a first sub-region which is affected by a dynamic light source from the plurality of sub-regions; correcting a focusing evaluation value of the first sub-region with the focusing evaluation value of each of sub-regions adjacent to the first sub-region; and calculating a focusing evaluation value of the whole image region based on the focusing evaluation value of each of the sub-regions. The present disclosure improves the performance of auto-focusing in a scene having a dynamic light source.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: July 11, 2017
    Assignee: ZHEJIANG UNIVIEW TECHNOLOGIES CO., LTD
    Inventors: Fang Chen, Qingyi Chen
  • IMAGE AUTO-FOCUSING METHOD AND CAMERA USING SAME
    Publication number: 20160165124
    Abstract: The present disclosure provides a method for calculating a focusing evaluation value. The method may be applied in a scene having a dynamic light source and include: dividing an image region of a camera into a plurality of sub-regions; selecting a first sub-region which is affected by a dynamic light source from the plurality of sub-regions; correcting a focusing evaluation value of the first sub-region with the focusing evaluation value of each of sub-regions adjacent to the first sub-region; and calculating a focusing evaluation value of the whole image region based on the focusing evaluation value of each of the sub-regions. The present disclosure improves the performance of auto-focusing in a scene having a dynamic light source.
    Type: Application
    Filed: July 23, 2014
    Publication date: June 9, 2016
    Inventors: Fang Chen, Qingyi Chen