Patents by Inventor Xiaoqiang HAN

Xiaoqiang HAN 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).

  • Laser annealing apparatus and laser annealing method for substrate
    Patent number: 10665454
    Abstract: A laser annealing apparatus including a carrying platform with a fixing surface, a laser source and a driving device. The laser source is configured to emit a laser beam toward the fixing surface, the laser beam having an illumination area which covers a center of the fixing surface and extends toward an edge of the fixing surface, in an extending direction of the illumination area the illumination area having a length which is not less than a distance between the center of the fixing surface and the edge of the fixing surface. The driving device is configured to drive the carrying platform to rotate around the center of the fixing surface.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: May 26, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Jingshuai Wang, Chul Ho Lee, Yongzhi Hao, Xiaoqiang Han, Zhanpeng Zhang, Guimei Zhang
  • LASER ANNEALING APPARATUS AND LASER ANNEALING METHOD FOR SUBSTRATE
    Publication number: 20190057869
    Abstract: A laser annealing apparatus including a carrying platform with a fixing surface, a laser source and a driving device. The laser source is configured to emit a laser beam toward the fixing surface, the laser beam having an illumination area which covers a center of the fixing surface and extends toward an edge of the fixing surface, in an extending direction of the illumination area the illumination area having a length which is not less than a distance between the center of the fixing surface and the edge of the fixing surface. The driving device is configured to drive the carrying platform to rotate around the center of the fixing surface.
    Type: Application
    Filed: May 8, 2018
    Publication date: February 21, 2019
    Inventors: Jingshuai WANG, Chul Ho LEE, Yongzhi HAO, Xiaoqiang HAN, Zhanpeng ZHANG, Guimei ZHANG