Patents by Inventor Hojun YU

Hojun YU 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).

  • Patent number: 11764671
    Abstract: A voltage converter including first to fourth switches between a first voltage node and ground, fifth to eighth switches between the first voltage node and the ground, a first floating capacitor between a first node between the first and second switches and a second node between the third and fourth switches, a second floating capacitor between a third node between the fifth and sixth switches and a fourth node between the seventh and eighth switches, a ninth switch between a second voltage node and a center node, a first inductor between the second node and a third voltage node, a center capacitor between the center node and the ground, a tenth switch between the second voltage node and the third voltage node, a first capacitor between the third voltage node and the ground, and a second capacitor between the second voltage node and the ground may be provided.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: September 19, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Chan Lee, Hyoungseok Oh, Hojun Yu, Jeongkwang Lee, Jungwook Heo
  • Publication number: 20220085716
    Abstract: A voltage converter including first to fourth switches between a first voltage node and ground, fifth to eighth switches between the first voltage node and the ground, a first floating capacitor between a first node between the first and second switches and a second node between the third and fourth switches, a second floating capacitor between a third node between the fifth and sixth switches and a fourth node between the seventh and eighth switches, a ninth switch between a second voltage node and a center node, a first inductor between the second node and a third voltage node, a center capacitor between the center node and the ground, a tenth switch between the second voltage node and the third voltage node, a first capacitor between the third voltage node and the ground, and a second capacitor between the second voltage node and the ground may be provided.
    Type: Application
    Filed: November 29, 2021
    Publication date: March 17, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kwang Chan LEE, Hyoungseok OH, Hojun YU, Jeongkwang LEE, Jungwook HEO
  • Patent number: 11190097
    Abstract: A voltage converter including first to fourth switches between a first voltage node and ground, fifth to eighth switches between the first voltage node and the ground, a first floating capacitor between a first node between the first and second switches and a second node between the third and fourth switches, a second floating capacitor between a third node between the fifth and sixth switches and a fourth node between the seventh and eighth switches, a ninth switch between a second voltage node and a center node, a first inductor between the second node and a third voltage node, a center capacitor between the center node and the ground, a tenth switch between the second voltage node and the third voltage node, a first capacitor between the third voltage node and the ground, and a second capacitor between the second voltage node and the ground may be provided.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: November 30, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Chan Lee, Hyoungseok Oh, Hojun Yu, Jeongkwang Lee, Jungwook Heo
  • Publication number: 20210075318
    Abstract: A voltage converter including first to fourth switches between a first voltage node and ground, fifth to eighth switches between the first voltage node and the ground, a first floating capacitor between a first node between the first and second switches and a second node between the third and fourth switches, a second floating capacitor between a third node between the fifth and sixth switches and a fourth node between the seventh and eighth switches, a ninth switch between a second voltage node and a center node, a first inductor between the second node and a third voltage node, a center capacitor between the center node and the ground, a tenth switch between the second voltage node and the third voltage node, a first capacitor between the third voltage node and the ground, and a second capacitor between the second voltage node and the ground may be provided.
    Type: Application
    Filed: April 16, 2020
    Publication date: March 11, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kwang Chan LEE, Hyoungseok OH, Hojun YU, Jeongkwang LEE, Jungwook HEO