Patents by Inventor Guowang Zhang

Guowang Zhang 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).

  • HUMAN CAVITY INNER WALL THREE-DIMENSIONAL MAPPING METHOD, EQUIPMENT AND SYSTEM
    Publication number: 20120004540
    Abstract: A human cavity inner wall three-dimensional mapping method, and a corresponding device and system, comprising: at least one field generating device which generates a plurality of distinguishable fields under excitation of a drive signal; at least one field sensor located in a target device for detecting the distinguishable fields to generate a sensor signal; and a positioning signal processing device for transmitting the drive signal to the field generating device and detecting the output of the field sensor signal to acquire data of five-dimensional position and orientation coordinates of a position on the target device where the sensor is located.
    Type: Application
    Filed: March 16, 2010
    Publication date: January 5, 2012
    Applicant: MICROPORT MEDICAL (SHANGHAI) CO., LTD
    Inventors: Daozhi Liu, Yiyong Sun, Changsheng Ma, Guowang Zhang, Junmin Guo, Huasheng Cheng