Patents by Inventor Haichao LU

Haichao LU 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).

  • Display panel and display device
    Patent number: 12266297
    Abstract: A display panel and a display device are provided. The display panel includes circuit rows and pixel circuit columns arranged as an array. Each pixel circuit row includes a first pixel circuit and a second pixel circuit, the first pixel circuit is electrically connected to a first scan line and the second pixel circuit is electrically connected to a second scan line; first pixel circuits in a same column are electrically connected to the first data line, and second pixel circuits in a same column are electrically connected to the second data line; and a first scan signal on the first scan line is configured to control whether a first data signal is written to the first pixel circuit, and a second scan signal on the second scan line is configured to control whether a second data signal is written to the second pixel circuit.
    Type: Grant
    Filed: April 11, 2024
    Date of Patent: April 1, 2025
    Assignee: Xiamen Tianma Display Technology Co., Ltd.
    Inventors: Hui Zhong, Jinjin Yang, Jun Li, Zhihua Yu, Kangpeng Yang, Shuang Zou, Hai Yin, Haibo Zhang, Jin Guo, Haichao Lu, Zhengyu Ye, Wenchun Chen
  • Rail train
    Patent number: 12233921
    Abstract: A rail train is provided in the embodiment of the present disclosure, comprising: a semi-enclosed air duct, the semi-enclosed air duct comprises an air duct top and an air duct side; the air duct top is fixed with an inner top of a rail train body, the air duct side is connected on both sides of the air duct top and extends downward; a large side top, and the the large side top is fixed to the rail train body as a part of a rail train roof, and the large side top is top-sealed at a bottom of the air duct side to form an air passage with the air duct. The rail train solves the technical problem that the roof and the air duct of the rail train are not conducive to overall weight reduction of the rail train.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: February 25, 2025
    Assignee: CRRC TANGSHAN CO., LTD.
    Inventors: Liqing Ding, Li Xiong, Guoyan Gao, Huanying Jia, Shuai Yang, Liwei Shen, Juanjuan Wu, Haichao Lu, Fanshuai Meng, Guopeng Hu, Xuling Gao, Chen Liu
  • RAIL TRAIN
    Publication number: 20220001903
    Abstract: A rail train is provided in the embodiment of the present disclosure, comprising: a semi-enclosed air duct, the semi-enclosed air duct comprises an air duct top and an air duct side; the air duct top is fixed with an inner top of a rail train body, the air duct side is connected on both sides of the air duct top and extends downward; a large side top, and the the large side top is fixed to the rail train body as a part of a rail train roof, and the large side top is top-sealed at a bottom of the air duct side to form an air passage with the air duct. The rail train solves the technical problem that the roof and the air duct of the rail train are not conducive to overall weight reduction of the rail train.
    Type: Application
    Filed: September 20, 2021
    Publication date: January 6, 2022
    Inventors: Liqing DING, Li XIONG, Guoyan GAO, Huanying JIA, Shuai YANG, Liwei SHEN, Juanjuan WU, Haichao LU, Fanshuai MENG, Guopeng HU, Xuling GAO, Chen LIU