Patents by Inventor Hyun Chul Jung

Hyun Chul Jung 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).

  • Publication number: 20220204440
    Abstract: Provided is a method of preparing an acrylonitrile dimer, the method including: supplying an acrylonitrile monomer, a phosphorus-based catalyst, an alcohol solvent, and an ionic liquid to a reactor to perform a dimerization reaction to prepare a single-phase dimerization reaction product (S10); supplying a reactor discharge stream including the dimerization reaction product to a first distillation column, separating the alcohol solvent and an unreacted acrylonitrile monomer from an upper discharge stream, and supplying a lower discharge stream including an acrylonitrile dimer, the ionic liquid, and the phosphorus-based catalyst to a second distillation column (S20); and separating an upper discharge stream including the acrylonitrile dimer and separating a lower discharge stream including the ionic liquid and the phosphorus-based catalyst, from the second distillation column (S30).
    Type: Application
    Filed: January 5, 2021
    Publication date: June 30, 2022
    Inventors: Hyun Chul JUNG, Sae Hume PARK, Won Seok KIM, Ji Ha KIM, Young Shil DO, Yu Jin AN, Wan Kyu OH, Jeong Heon AHN
  • Publication number: 20220069332
    Abstract: An apparatus for manufacturing the electrode assembly, in which an electrode and a separator are alternately stacked on a stack table, and the separator is folded in a zigzag shape so that the electrode is disposed between the folded separators to manufacture the electrode assembly, has a separator supplier configured to supply the separator to the stack table, and a separator tension adjuster configured to constantly adjust tension of the separator supplied to the stack table. The separator supplier comprises a separator winding roll around which the separator is wound, and the separator tension adjuster adjusts a. supply height of the separator winding roll to adjust the tension of the separator.
    Type: Application
    Filed: January 15, 2020
    Publication date: March 3, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Chul JUNG, Ki Woong KIM, Hyun Tae KIM
  • Publication number: 20210375805
    Abstract: Provided in a semiconductor package substrate including a semiconductor chip including a connection pad, an encapsulant encapsulating at least a portion of the semiconductor chip, a connection member disposed on the semiconductor chip and the encapsulant, the connection member including a redistribution layer that is electrically connected to the connection pad, a first passivation layer disposed on the connection member, and an adhesive layer disposed on at least one of a top surface of the encapsulant and a bottom surface of the first passivation layer in a region outside of the semiconductor chip.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 2, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Ho KO, Dae Hee LEE, Hyun Chul JUNG, Myeong Ho HONG
  • Patent number: 11114397
    Abstract: Provided in a semiconductor package substrate including a semiconductor chip including a connection pad, an encapsulant encapsulating at least a portion of the semiconductor chip, a connection member disposed on the semiconductor chip and the encapsulant, the connection member including a redistribution layer that is electrically connected to the connection pad, a first passivation layer disposed on the connection member, and an adhesive layer disposed on at least one of a top surface of the encapsulant and a bottom surface of the first passivation layer in a region outside of the semiconductor chip.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: September 7, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Ho Ko, Dae Hee Lee, Hyun Chul Jung, Myeong Ho Hong
  • Publication number: 20200348452
    Abstract: Systems and methods are provided for manufacturing a window from a transparent member. Forming the window may include forming of a groove by irradiating first laser light and removing a portion of a transparent member by irradiating second laser light focused at a depth of the groove. The first laser light may be emitted from a first laser generator and may be irradiated along an edge of a first area defined in a second surface of the transparent member. A second laser light may be focused to the depth of the groove, and thus a portion of the transparent member may be cut. The second laser light may be emitted by a second laser generator, and a focus of the second laser light may be located within the transparent member.
    Type: Application
    Filed: March 18, 2020
    Publication date: November 5, 2020
    Inventors: BYOUNGYUL SHIM, SEUNGYO YANG, JAESEUNG JEON, HYUN CHUL JUNG
  • Publication number: 20200312801
    Abstract: Provided in a semiconductor package substrate including a semiconductor chip including a connection pad, an encapsulant encapsulating at least a portion of the semiconductor chip, a connection member disposed on the semiconductor chip and the encapsulant, the connection member including a redistribution layer that is electrically connected to the connection pad, a first passivation layer disposed on the connection member, and an adhesive layer disposed on at least one of a top surface of the encapsulant and a bottom surface of the first passivation layer in a region outside of the semiconductor chip.
    Type: Application
    Filed: October 25, 2019
    Publication date: October 1, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Ho KO, Dae Hee LEE, Hyun Chul JUNG, Myeong Ho HONG
  • Patent number: 10559540
    Abstract: A fan-out semiconductor package includes a first connection member having a through-hole first and second semiconductor chips disposed in the through-hole, an encapsulant encapsulating the first and second semiconductor chips, a second connection member disposed on at least one side of the first and second semiconductor chips and including a redistribution layer electrically connected to the first and second semiconductor chips, and an insulating via in which at least a portion of the first connection member is removed in a thickness direction and is filled with an insulating material.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Bo Lee, Joon Seok Oh, Hyun Chul Jung, Jeong Ho Yeo
  • Patent number: 10439205
    Abstract: The present invention relates to a nickel-based composite oxide for a lithium secondary battery, and a lithium secondary battery including the same, and provides a nickel-based composite oxide for a lithium secondary battery, which comprises: a core part; and at least one tunnel connected from the inside of the core part to the outside thereof, wherein the tunnel has a diameter of 100 nm or larger, and the composite oxide further comprises coating layers located inside the tunnel and outside the core part.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: October 8, 2019
    Assignee: L&F CO., LTD.
    Inventors: Su An Choi, Ji Sun An, Chang Min Choi, Su Youn Kwong, Hyun Chul Jung, Sung Woo Cho
  • Publication number: 20190164908
    Abstract: A fan-out semiconductor package includes a first connection member having a through-hole first and second semiconductor chips disposed in the through-hole, an encapsulant encapsulating the first and second semiconductor chips, a second connection member disposed on at least one side of the first and second semiconductor chips and including a redistribution layer electrically connected to the first and second semiconductor chips, and an insulating via in which at least a portion of the first connection member is removed in a thickness direction and is filled with an insulating material.
    Type: Application
    Filed: June 8, 2018
    Publication date: May 30, 2019
    Inventors: Chang Bo LEE, Joon Seok OH, Hyun Chul JUNG, Jeong Ho YEO
  • Patent number: 10242243
    Abstract: A fingerprint sensor includes a first conductive pattern formed on one side of a core, a second conductive pattern formed on the first conductive pattern, an insulating layer formed between the first conductive pattern and the second conductive pattern, a dielectric layer configured to cover the second conductive pattern, and a protective layer covering the dielectric layer, wherein the protective layer includes a photosetting resin.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: March 26, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Woon-Chun Kim, Ga-Young Yoo, Hyung-Mi Jung, Hyun-Chul Jung, Jeong-Bok Kwak, Ji-Hye Shim
  • Publication number: 20190027419
    Abstract: A fan-out semiconductor package includes: a semiconductor chip having an active surface having connection pads disposed thereon and an inactive surface opposing the active surface; an encapsulant encapsulating at least portions of the inactive surface of the semiconductor chip; a connection member disposed on the active surface of the semiconductor chip and including a redistribution layer electrically connected to the connection pads of the semiconductor chip; a reinforcing plate disposed on the encapsulant and having a first surface facing the inactive surface of the semiconductor chip and a second surface opposing the first surface; and rigid patterns formed on at least one of the first surface and the second surface of the reinforcing plate.
    Type: Application
    Filed: December 1, 2017
    Publication date: January 24, 2019
    Inventors: Chang Bo LEE, Joon Seok OH, Hyun Chul JUNG, Jeong Ho YEO
  • Patent number: 10003049
    Abstract: Disclosed herein is a secondary battery having an electrode assembly mounted in a receiving part of a pouch-shaped battery case, wherein convex parts formed to protrude from the battery case upward are provided at the upper end of the receiving part of the battery case corresponding to electrode tabs of the electrode assembly so as to support coupling portions (V-form regions) between the electrode tabs and corresponding electrode leads against injection pressure of a holt melt resin during injection molding to form a pack case with respect to the secondary battery.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: June 19, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Sungjin Kwon, Soonho Ahn, Hyun Chul Jung, Ki Woong Kim, Young Hun Kim
  • Patent number: 9902064
    Abstract: A stiffness control apparatus includes a base member, an output link configured to move along a plane parallel to a surface of the base member, and at least one stiffness control unit configured to control stiffness of the output link. The at least one stiffness control unit includes a shaft including a first end and a second end, the first end being rotatably coupled to the base member, a rotating member including an elongated hole into which the second end of the shaft is movably inserted, and rotatably arranged by the shaft at a position having contact with the output link on an outer side or an inner side the output link, and an elastic member between the second end of the shaft and at least one inner wall of the elongated hole in a longitudinal direction thereof.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: February 27, 2018
    Assignee: NATIONAL CANCER CENTER
    Inventors: Kwang Gi Kim, Hyun Chul Jung, Chang Nho Cho
  • Patent number: 9773965
    Abstract: Provided is a piezoelectric vibrating device including a case provided with a certain space therein, a piezoelectric vibrating member provided in the case and vibrating according to an applied voltage, a weight member provided in the case and connected to a part of the piezoelectric vibrating member in a vibration direction of the piezoelectric vibrating member, and a limitation member for limiting movement of the weight member.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: September 26, 2017
    Assignee: INNOCHIPS TECHNOLOGY CO., LTD.
    Inventors: In Kil Park, Tae Hyung Noh, Seong Cheol Park, Young Sul Kim, Byung Yul Choi, Hyun Chul Jung, Soon Dong Choi
  • Publication number: 20170263920
    Abstract: The present invention relates to a nickel-based composite oxide for a lithium secondary battery, and a lithium secondary battery including the same, and provides a nickel-based composite oxide for a lithium secondary battery, which comprises: a core part; and at least one tunnel connected from the inside of the core part to the outside thereof, wherein the tunnel has a diameter of 100 nm or larger, and the composite oxide further comprises coating layers located inside the tunnel and outside the core part.
    Type: Application
    Filed: August 28, 2015
    Publication date: September 14, 2017
    Inventors: Su An CHOI, Ji Sun AN, Chang Min CHOI, Su Youn KWONG, Hyun Chul JUNG, Sung Woo CHO
  • Patent number: 9699568
    Abstract: Disclosed is a portable piezoelectric speaker including a body configured to be coupled to and separated from a rear surface of an electronic device, and a piezoelectric speaker module coupled to a predetermined area of the body, wherein the piezoelectric speaker module includes a piezoelectric device, and a vibration transfer member provided to be in contact with at least one area of the piezoelectric device and to be spaced apart from at least one surface of the piezoelectric device.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: July 4, 2017
    Assignee: INNOCHIPS TECHNOLOGIES CO., LTD.
    Inventors: In Kil Park, Seong Cheol Park, Tae Hyung Noh, Hyun Chul Jung, Young Sul Kim
  • Publication number: 20170129102
    Abstract: A stiffness control apparatus includes a base member, an output link configured to move along a plane parallel to a surface of the base member, and at least one stiffness control unit configured to control stiffness of the output link. The at least one stiffness control unit includes a shaft including a first end and a second end, the first end being rotatably coupled to the base member, a rotating member including an elongated hole into which the second end of the shaft is movably inserted, and rotatably arranged by the shaft at a position having contact with the output link on an outer side or an inner side the output link, and an elastic member between the second end of the shaft and at least one inner wall of the elongated hole in a longitudinal direction thereof.
    Type: Application
    Filed: January 24, 2017
    Publication date: May 11, 2017
    Applicant: NATIONAL CANCER CENTER
    Inventors: Kwang Gi KIM, Hyun Chul Jung, Chang Nho Cho
  • Publication number: 20170098110
    Abstract: A fingerprint sensor includes a first conductive pattern formed on one side of a core, a second conductive pattern formed on the first conductive pattern, an insulating layer formed between the first conductive pattern and the second conductive pattern, a dielectric layer configured to cover the second conductive pattern, and a protective layer covering the dielectric layer, wherein the protective layer includes a photosetting resin
    Type: Application
    Filed: August 2, 2016
    Publication date: April 6, 2017
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Woon-Chun KIM, Ga-Young YOO, Hyung-Mi JUNG, Hyun-Chul JUNG, Jeong-Bok KWAK, Ji-Hye SHIM
  • Patent number: 9548475
    Abstract: Disclosed herein is a battery cell configured to have a structure in which an electrode assembly that can be charged and discharged is mounted in a plate-shaped battery case, a cathode terminal and an anode terminal protrude from one end of the battery case, the electrode terminals deviate to one side from a vertical central axis of a battery body when viewed from above, and a depressed portion is formed at one side of the battery body.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: January 17, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Kyoung Won Kang, Hyun Chul Jung, Ki Woong Kim, Sungjin Kwon
  • Patent number: 9514274
    Abstract: A layered medical image forming method includes a layered medical image forming step of layering first to n-th value of interest look-up table (VOI LUT)-applied medical images (where n is a natural number), which are obtained by applying first to n-th VOI LUTs included in variation information of the original of a medical image to the original of the medical image so as to allow another system to display the same variation information.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: December 6, 2016
    Inventors: Un Sok Park, Hwa Seok Park, Hyun Chul Jung