Patents by Inventor Yunfa ZHU

Yunfa ZHU 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).

  • TRANSIENT ELECTROMAGNETIC DEVICE WITH VARIABLE COIL SHAPES AND TURNS AND USE METHOD OF SAME
    Publication number: 20240125966
    Abstract: A transient electromagnetic device with variable shape and turns includes squares, a transmitting coil carrying frame, a transmitting coil, a turns-variable device, a current generator and a working power supply. The transmitting coil carrying frame is arranged inside the transmitting coil; the transmitting coil carrying frame is configured as a carrier of the transmitting coil, and configured for adjusting a side length of the transmitting coil and a shape of the transmitting coil; the square is configured for clamping and connecting the transmitting coil and the transmitting coil carrying frame to fix the transmitting coil to the transmitting coil carrying frame. The current generator is configured for generating transient current; the turns-variable device is configured for changing the turns of the transmitting coil; and the transmitting coil is configured for transmitting the transient current to a target area to be measured.
    Type: Application
    Filed: December 28, 2022
    Publication date: April 18, 2024
    Inventors: Yuesheng LUAN, Shizhong CHEN, Xiaobo WANG, Jikai WANG, Geming ZENG, Gang SHI, Zhijian ZHANG, Liang LI, Jun ZHANG, Tianzhu XU, Liang ZHANG, Xiao PAN, Li XIAO, Zhou'e WANG, Yunfa ZHU, Liangzi YIDU, Yanian ZHANG, Jie LUO
  • Method, apparatus and system for controlling device
    Patent number: 11061385
    Abstract: A method, an apparatus and a system for controlling a device are provided. The method includes that: a user terminal selects a first device from multiple devices, determines the first device as a controller, select a second device from the plurality of devices, associate the second device with the controller to obtain an association relationship, and sends a control instruction to the first device, so as to make the first device control, according to the association relationship, the second device to complete an operation corresponding to the control instruction.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: July 13, 2021
    Assignees: Gree Electric Appliances (Wuhan) Co., Ltd, Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Yunfa Zhu, Jiangshan Zhang, Haiying Xian
  • Method, Apparatus and System for Controlling Device
    Publication number: 20200257274
    Abstract: A method, an apparatus and a system for controlling a device are provided. The method includes that: a user terminal selects a first device from multiple devices, determines the first device as a controller, select a second device from the plurality of devices, associate the second device with the controller to obtain an association relationship, and sends a control instruction to the first device, so as to make the first device control, according to the association relationship, the second device to complete an operation corresponding to the control instruction.
    Type: Application
    Filed: August 21, 2018
    Publication date: August 13, 2020
    Inventors: Yunfa ZHU, Jiangshan ZHAN, Haiying XIAN