Patents by Inventor Junwei CHUN

Junwei CHUN 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).

  • Publication number: 20240093608
    Abstract: A tunnel automatic monitoring and measuring equipment and method based on fixed-point tour measurement are provided. The equipment includes a monitoring trolley that can move freely in the longitudinal direction of the tunnel, multiple automatic tracking and identification devices are set on the monitoring trolley, the automatic tracking and identification device is connected to the background processing system telecommunication; a monitoring points with reflective markings are arranged on the surface of the tunnel support structure, under the cooperation of the monitoring trolley and the automatic tracking and identification device, the reflective markings set on the tunnel support structure can be automatically measured at the fixed point to obtain the coordinate information of the relevant monitoring points; then, the deformation data of the support structure required in the construction process are extracted by coordinate information calculation.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 21, 2024
    Applicant: Guizhou Transportation Planning Survey & Design Academe Co.LTD
    Inventors: Qiang HU, Bin DU, Yicheng WANG, Xiaoyong LIU, Deming GOU, Hong YANG, Junwei CHUN, Mingfang WU, Mingjiang DAI