Patents by Inventor Jung-Jin Yoon

Jung-Jin Yoon 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).

  • Apparatus and method for generating secret key, apparatus and method for generating evaluation key
    Patent number: 11930104
    Abstract: In a method of generating a secret key according to an embodiment, a share of each of a user and a plurality of other users for a secret key of the user are generated, the share of each of the plurality of other users is provided to a user terminal of each of the plurality of other users, a share of the user for a secret key of each of the plurality of other users is received from the user terminal of each of the plurality of other users, and a new secret key of the user is generated using the share of the user for the secret key of the user and the shares of the user for the secret key of each of the plurality of other users.
    Type: Grant
    Filed: March 23, 2023
    Date of Patent: March 12, 2024
    Assignees: SAMSUNG SDS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Eunkyung Kim, Hyo Jin Yoon, Jung Hee Cheon, Jinhyuck Jeong
  • OPTICAL FILTER
    Publication number: 20240077660
    Abstract: The present invention provides an optical filter having a narrow bandpass, high transmittance in the bandpass, low transmittance outside the bandpass, little change in optical properties even when the incident angle of light changes and thus, being advantageous in terms of yield and cost per hour. In addition, the present invention may provide a LiDAR system including the optical filter and an application of the optical filter and the LiDAR system.
    Type: Application
    Filed: June 1, 2023
    Publication date: March 7, 2024
    Inventors: Jung Yeol SHIN, Tae Jin SONG, Seong Yong YOON, Jin Hwan KIM
  • Mobile communication device case
    Patent number: D705767
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: May 27, 2014
    Inventor: Jung-Jin Yoon