Patents by Inventor Sun-Hwa Cha

Sun-Hwa Cha 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: 11993702
    Abstract: The present disclosure provides a thermoplastic resin composition having high rigidity and a low coefficient of linear thermal expansion and a molded article including the same. Specifically, the thermoplastic resin composition includes a base resin including at least two polypropylene-based resins having different melt indexes, an elastomer having a melt index (190° C., 2.16 kg) of 20 g/10 min to 35 g/10 min as measured by ASTM D1238, and inorganic particles, and has a flexural modulus (FM) of 2,500 MPa or more and a coefficient of linear thermal expansion (CLTE) of 60 ?m/m° C. or less.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: May 28, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, LOTTE CHEMICAL CORPORATION
    Inventors: Jin Young Yoon, Hee Joon Lee, Dong Eun Cha, Sun Jun Kwon, Chun Ho Park, Seung Ryong Jeong, Kyung Hwan Lim, Eun Hwa Jang
  • Publication number: 20240143448
    Abstract: Disclosed herein are a distributed cloud system, a data processing method of the distributed cloud system, a storage medium. The data processing method of the distributed cloud system includes running an application of an edge computing system requested by a user device, generating a snapshot image of the application, and storing the generated snapshot image and transmitting the stored image during migration.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 2, 2024
    Inventors: Dae-Won KIM, Sun-Wook KIM, Su-Min JANG, Jae-Geun CHA, Hyun-Hwa CHOI
  • Patent number: 11916998
    Abstract: Disclosed herein is a multi-cloud edge system. The multi-cloud edge system includes a core cloud, a multi-cluster-based first edge node system, and a multi-cluster-based near edge node system, wherein the multi-cluster-based first edge node system includes multiple worker nodes, and a master node including a scheduler.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: February 27, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dae-Won Kim, Su-Min Jang, Jae-Geun Cha, Hyun-Hwa Choi, Sun-Wook Kim
  • Publication number: 20230238753
    Abstract: The present invention relates to a board connection assembly being characterized by comprising: a board connection pin for transmitting a signal; a dielectric portion having a first insertion hole into which the board connection pin is inserted; a housing having a trench into which a part of the dielectric portion is inserted and a second insertion hole into which the board connection pin is inserted; and a ground contact portion disposed between the housing and the dielectric portion to contact a ground electrode, wherein the ground contact portion has one side inserted into the trench so as to contact one surface of the trench, and the other side formed to be grounded with the ground electrode, and the height of the housing is configured to be smaller than the width of the housing.
    Type: Application
    Filed: December 20, 2021
    Publication date: July 27, 2023
    Inventors: Sun Hwa CHA, Young Jo KIM, Hwa Yoon SONG, Kyung Hun JUNG, Hee Seok JUNG
  • Patent number: 11411360
    Abstract: The present invention relates to a connection having a joint with a limited range of motion, the connector including: a connection connector including a connection signal pin, a connection dielectric surrounding the connection signal pin, and a connection ground electrically insulated from the connection signal pin by the connection dielectric; and a first fixed connector into which one side of the connection connector is inserted and which allows a joint of the connection connector to move on the basis of the inserted one side of the connection connector, wherein the connection ground includes a connection protruding portion formed so that one end of the connection ground protrudes outward, a connection limiting portion which is adjacent to the connection protruding portion, has a thickness smaller than a thickness of the connection protruding portion, and comes in contact with an inner side of the first fixed connector to limit a range of motion of the joint of the connection connector, a connection elastic
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 9, 2022
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Sun Hwa Cha, Hwa Yoon Song, Chang Hyun Yang, Jae Jun Lee, Sang Min Seo, Hee seok Jung
  • Publication number: 20220200174
    Abstract: The present invention provides a connector and a board connecting assembly. The connector according to the present invention includes a connection pin partially inserted into a board to transmit a high-frequency signal, and a dielectric body having a first opening into which the connection pin is inserted, wherein the connection pin includes a central portion, which is disposed in the first opening of the dielectric body, and a first connection portion extending upward from the central portion and protruding upward from the dielectric body, and a diameter of the central portion is greater than that of the first connection portion.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 23, 2022
    Inventors: Sun-hwa Cha, Young-jo Kim, Hwa-yoon Song, Kyung-hun Jung, Hee-seok Jung
  • Patent number: 11183785
    Abstract: A board mating connector includes a signal contact unit, a first ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit, a second ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit and at least a portion of the first ground portion, and an elastic member disposed between the first ground portion and the second ground portion to provide an elastic restoring force in a first direction. The first ground portion includes a first protrusion protruding outward or inward from a lower end portion thereof, and the second ground portion includes a second protrusion protruding from an upper end portion thereof in a direction different from that of the first protrusion. The first protrusion is engaged with the second protrusion in the hollow portion of the second ground portion.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: November 23, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Sun Hwa Cha, Hwa Yoon Song, Kyung Hun Jung, Hee seok Jung
  • Publication number: 20210143596
    Abstract: The present invention relates to a connection having a joint with a limited range of motion, the connector including: a connection connector including a connection signal pin, a connection dielectric surrounding the connection signal pin, and a connection ground electrically insulated from the connection signal pin by the connection dielectric; and a first fixed connector into which one side of the connection connector is inserted and which allows a joint of the connection connector to move on the basis of the inserted one side of the connection connector, wherein the connection ground includes a connection protruding portion formed so that one end of the connection ground protrudes outward, a connection limiting portion which is adjacent to the connection protruding portion, has a thickness smaller than a thickness of the connection protruding portion, and comes in contact with an inner side of the first fixed connector to limit a range of motion of the joint of the connection connector, a connection elastic
    Type: Application
    Filed: September 30, 2020
    Publication date: May 13, 2021
    Inventors: Kyung Hun JUNG, Sun Hwa CHA, Hwa Yoon SONG, Chang Hyun YANG, Jae Jun LEE, Sang Min SEO, Hee seok JUNG
  • Publication number: 20210028567
    Abstract: A board mating connector includes a signal contact unit, a first ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit, a second ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit and at least a portion of the first ground portion, and an elastic member disposed between the first ground portion and the second ground portion to provide an elastic restoring force in a first direction. The first ground portion includes a first protrusion protruding outward or inward from a lower end portion thereof, and the second ground portion includes a second protrusion protruding from an upper end portion thereof in a direction different from that of the first protrusion. The first protrusion is engaged with the second protrusion in the hollow portion of the second ground portion.
    Type: Application
    Filed: June 19, 2020
    Publication date: January 28, 2021
    Inventors: Sun Hwa Cha, Hwa Yoon Song, Kyung Hun Jung, Hee seok Jung
  • Patent number: D908637
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: January 26, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D908639
    Type: Grant
    Filed: August 1, 2020
    Date of Patent: January 26, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D909311
    Type: Grant
    Filed: August 1, 2020
    Date of Patent: February 2, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D913945
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: March 23, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Jin Uk Lee, Hee seok Jung, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D914606
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 30, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D915286
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: April 6, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D926693
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 3, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D926694
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 3, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D926695
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 3, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D926696
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: August 3, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D978801
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: February 21, 2023
    Assignee: GIGALANE CO., LTD.
    Inventors: Sun Hwa Cha, Young Jo Kim, Hwa Yoon Song, Kyung Hun Jung, Hee seok Jung