Patents by Inventor Sangil JIN

Sangil JIN 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).

  • Golf swing analysis apparatus and method
    Patent number: 10338212
    Abstract: An apparatus for analyzing a golf swing according to an exemplary embodiment of the present invention includes: a signal detecting unit including a Doppler radar sensor which radiates a transmission wave to a golf club and a golf ball and detects a reflected wave, in which a first reflected wave of the golf club and a second reflected wave of the golf ball are mixed, and detects a frequency deviation between the transmission wave and the mixed reflected wave and generates an output signal; and a swing analysis information calculating unit configured to calculate a speed of the golf club and a speed of the golf ball by using the output signal.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: July 2, 2019
    Assignee: UCOMM TECHNOLOGY, CO., LTD.
    Inventors: Juno Kim, Sangil Jin, Hohyeong Lee, Hansu Nam, Choongjin Lee
  • GOLF SWING ANALYSIS APPARATUS AND METHOD
    Publication number: 20170072261
    Abstract: An apparatus for analyzing a golf swing according to an exemplary embodiment of the present invention includes: a signal detecting unit including a Doppler radar sensor which radiates a transmission wave to a golf club and a golf ball and detects a reflected wave, in which a first reflected wave of the golf club and a second reflected wave of the golf ball are mixed, and detects a frequency deviation between the transmission wave and the mixed reflected wave and generates an output signal; and a swing analysis information calculating unit configured to calculate a speed of the golf club and a speed of the golf ball by using the output signal.
    Type: Application
    Filed: February 17, 2015
    Publication date: March 16, 2017
    Inventors: Juno KIM, Sangil JIN, Hohyeong LEE, Hansu NAM, Choongjin LEE