Patents by Inventor Jun-Chul Kim

Jun-Chul Kim 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: 12014881
    Abstract: The present invention provides a method for manufacturing a high frequency capacitor, including preparing a substrate for formation of the capacitor, forming a dielectric layer at an upper surface of the substrate, forming an upper electrode at an upper surface of the dielectric layer, and removing a portion of a lower surface of the substrate, to expose a lower surface of the dielectric layer, and forming a lower electrode at the lower surface of the dielectric layer. The high frequency capacitor includes a dielectric layer having a uniform surface, a thick upper electrode, and a thick lower electrode and, as such, exhibits high quality factor (Q) even at a high frequency.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: June 18, 2024
    Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jong Min Yook, Je In Yu, Jun Chul Kim, Dong Su Kim
  • Patent number: 11658374
    Abstract: A quasi-coaxial transmission line, a semiconductor package including the same and a method of manufacturing the same are disclosed. The quasi-coaxial transmission line includes a core, which is formed through an upper surface and a lower surface of a base substrate so as to transmit an electrical signal, and a shield, which is spaced apart from the core and which coaxially surrounds a side surface of the core, at least a portion of the shield being removed so as to form an open portion. The quasi-coaxial transmission line is capable of preventing distortion of an electrical signal at a portion thereof that is connected to an external circuit board and to reduce an area of a semiconductor package including the quasi-coaxial transmission line.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: May 23, 2023
    Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jong Min Yook, Jun Chul Kim, Dong Su Kim
  • Patent number: 11538770
    Abstract: A semiconductor package includes a semiconductor chip including an electrode pad formed on the top surface thereof, a passive device embedded in the semiconductor package, the passive device having no functional electrode on the top surface thereof, a cover layer covering the semiconductor chip and the passive device, and at least one electrode pattern formed on the cover layer to transmit electrical signals. The cover layer includes at least one first opening formed to expose a region in which the functional electrode is to be formed. The electrode pattern includes a functional electrode portion formed in a region in which the functional electrode of the passive device is to be formed through the first opening. In the process of forming the electrode pattern, a functional electrode of the passive device is formed together therewith, thereby eliminating a separate step of manufacturing a functional electrode and thus reducing manufacturing costs.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: December 27, 2022
    Assignee: Korea Electronics Technology Institute
    Inventors: Jong Min Yook, Jun Chul Kim, Dong Su Kim
  • Publication number: 20220328253
    Abstract: The present invention provides a method for manufacturing a high frequency capacitor, including preparing a substrate for formation of the capacitor, forming a dielectric layer at an upper surface of the substrate, forming an upper electrode at an upper surface of the dielectric layer, and removing a portion of a lower surface of the substrate, to expose a lower surface of the dielectric layer, and forming a lower electrode at the lower surface of the dielectric layer. The high frequency capacitor includes a dielectric layer having a uniform surface, a thick upper electrode, and a thick lower electrode and, as such, exhibits high quality factor (Q) even at a high frequency.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 13, 2022
    Inventors: Jong Min YOOK, Je In YU, Jun Chul KIM, Dong Su KIM
  • Patent number: 11197372
    Abstract: An embodiment of the present invention provides a capacitor having a through hole structure and a manufacturing method therefor. The capacitor having the through hole structure includes: a baseboard having a through hole penetrating from an upper surface of the baseboard to a lower surface thereof; a first conductive layer formed on an internal surface of the through hole, and the upper surface of the baseboard, the lower surface thereof, or both the upper and lower surfaces thereof; a first dielectric layer formed on the first conductive layer; and a second conductive layer formed on the first dielectric layer.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: December 7, 2021
    Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jong Min Yook, Jun Chul Kim, Dong Su Kim
  • Publication number: 20200381797
    Abstract: A quasi-coaxial transmission line, a semiconductor package including the same and a method of manufacturing the same are disclosed. The quasi-coaxial transmission line includes a core, which is formed through an upper surface and a lower surface of a base substrate so as to transmit an electrical signal, and a shield, which is spaced apart from the core and which coaxially surrounds a side surface of the core, at least a portion of the shield being removed so as to form an open portion. The quasi-coaxial transmission line is capable of preventing distortion of an electrical signal at a portion thereof that is connected to an external circuit board and to reduce an area of a semiconductor package including the quasi-coaxial transmission line.
    Type: Application
    Filed: May 12, 2020
    Publication date: December 3, 2020
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM
  • Publication number: 20200373256
    Abstract: A semiconductor package includes a semiconductor chip including an electrode pad formed on the top surface thereof, a passive device embedded in the semiconductor package, the passive device having no functional electrode on the top surface thereof, a cover layer covering the semiconductor chip and the passive device, and at least one electrode pattern formed on the cover layer to transmit electrical signals. The cover layer includes at least one first opening formed to expose a region in which the functional electrode is to be formed. The electrode pattern includes a functional electrode portion formed in a region in which the functional electrode of the passive device is to be formed through the first opening. In the process of forming the electrode pattern, a functional electrode of the passive device is formed together therewith, thereby eliminating a separate step of manufacturing a functional electrode and thus reducing manufacturing costs.
    Type: Application
    Filed: May 20, 2020
    Publication date: November 26, 2020
    Applicant: Korea Electronics Technology Institute
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM
  • Publication number: 20200137889
    Abstract: An embodiment of the present invention provides a capacitor having a through hole structure and a manufacturing method therefor. The capacitor having the through hole structure includes: a baseboard having a through hole penetrating from an upper surface of the baseboard to a lower surface thereof; a first conductive layer formed on an internal surface of the through hole, and the upper surface of the baseboard, the lower surface thereof, or both the upper and lower surfaces thereof; a first dielectric layer formed on the first conductive layer; and a second conductive layer formed on the first dielectric layer.
    Type: Application
    Filed: October 23, 2019
    Publication date: April 30, 2020
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM
  • Publication number: 20200091028
    Abstract: Disclosed is a semiconductor package. The semiconductor package includes a semiconductor chip on which an electrode pad is disposed, at least one input/output segment disposed around a side surface of the semiconductor chip to be spaced apart from the semiconductor chip and transmitting an electric signal, and an insulating layer filled between the semiconductor chip and the input/output segment. The insulating layer is provided on the semiconductor chip and the input/output segment to fix and insulate the semiconductor chip and the input/output segment from each other. The semiconductor further includes an electrode pattern provided on the insulating layer and configured to electrically connect the electrode pad of the semiconductor chip and the input/output segment.
    Type: Application
    Filed: November 8, 2018
    Publication date: March 19, 2020
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM
  • Patent number: 10559506
    Abstract: A method of inspecting a semiconductor device including setting a target place on a wafer, the target place including a deep trench, forming a first cut surface by performing first milling on the target place in a first direction, obtaining first image data of the first cut surface, forming a second cut surface by performing second milling on the target place in a second direction opposite to the first direction, obtaining second image data of the second cut surface, obtaining a plurality of first critical dimension (CD) values for the deep trench from the first image data, obtaining a plurality of second CD values for the deep trench from the second image data, analyzing a degree of bending of the deep trench based on the first CD values and the second CD values, and providing the semiconductor device meeting a condition based on results of the analyzing may be provided.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: February 11, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min Kook Kim, Jun Chul Kim, Myung Suk Um, Yu Sin Yang, Ye Ny Yim
  • Publication number: 20190198413
    Abstract: The present invention provides a semiconductor package and a manufacturing method thereof, the semiconductor package including: at least one semiconductor chip; a molding layer surrounding the semiconductor chip; a redistribution layer provided on a first surface of the molding layer to transmit an electrical signal; and at least one connecting element transmitting an electrical signal from the first surface of the molding layer to a second surface of the molding layer. According to the present invention, since the connecting element, which is an independent element capable of transmitting an electrical signal in a vertical direction of the semiconductor package, is included in the molding layer, it is possible to integrate an electric element such as an antenna into a rear surface space of the semiconductor package.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 27, 2019
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM
  • Publication number: 20190198404
    Abstract: A method of inspecting a semiconductor device including setting a target place on a wafer, the target place including a deep trench, forming a first cut surface by performing first milling on the target place in a first direction, obtaining first image data of the first cut surface, forming a second cut surface by performing second milling on the target place in a second direction opposite to the first direction, obtaining second image data of the second cut surface, obtaining a plurality of first critical dimension (CD) values for the deep trench from the first image data, obtaining a plurality of second CD values for the deep trench from the second image data, analyzing a degree of bending of the deep trench based on the first CD values and the second CD values, and providing the semiconductor device meeting a condition based on results of the analyzing may be provided.
    Type: Application
    Filed: August 27, 2018
    Publication date: June 27, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Min Kook KIM, Jun Chul KIM, Myung Suk UM, Yu Sin YANG, Ye Ny YIM
  • Patent number: 10170538
    Abstract: In one embodiment of the present invention, there is provided an MIS capacitor, including: a lower electrode formed with a semiconductor substrate having electrical conductivity and through which an electrical signal passes at a lower surface thereof; an insulating layer formed on the lower electrode; an upper electrode formed on the insulating layer and through which the electrical signal passes at an upper surface thereof; and a first conductive layer formed on side surfaces of the lower electrode so that the electrical signal passing the lower surface and an upper surface of the lower electrode passes along the side surfaces of the lower electrode, wherein the first conductive layer has electro conductivity higher than the electro conductivity of the lower electrode.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: January 1, 2019
    Assignee: Korea Electronics Technology Institute
    Inventors: Jun Chul Kim, Dong Su Kim, Jong Min Yook
  • Publication number: 20180182842
    Abstract: In one embodiment of the present invention, there is provided an MIS capacitor, including: a lower electrode formed with a semiconductor substrate having electrical conductivity and through which an electrical signal passes at a lower surface thereof; an insulating layer formed on the lower electrode; an upper electrode formed on the insulating layer and through which the electrical signal passes at an upper surface thereof; and a first conductive layer formed on side surfaces of the lower electrode so that the electrical signal passing the lower surface and an upper surface of the lower electrode passes along the side surfaces of the lower electrode, wherein the first conductive layer has electro conductivity higher than the electro conductivity of the lower electrode.
    Type: Application
    Filed: November 27, 2017
    Publication date: June 28, 2018
    Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jun Chul Kim, Dong Su Kim, Jong Min Yook
  • Patent number: 9984950
    Abstract: Disclosed is a semiconductor package including: a base substrate provided with at least one cavity and made of a metallic material; at least one semiconductor chip mounted in the cavity; and a heat dissipating member arranged in a gap between an inner surface of the cavity and the semiconductor chip.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: May 29, 2018
    Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jun Chul Kim, Dong Su Kim, Jong Min Yook
  • Patent number: 9899315
    Abstract: A method for forming a wiring for a semiconductor device according to an aspect of the present invention includes: forming a predetermined pattern on a first surface of a silicon substrate by selectively etching the first surface; coating, with a metal layer, a selected area of the first surface, including an area whereat the predetermined pattern is formed; forming organic material in the first surface to fill an etched portion and cover the coated metal layer; forming a plurality of via holes in the organic material and connecting the metal wiring to the coated metal layer through the via holes; and grinding a second surface corresponding to the first surface to remove a part of the metal layer formed in the etched portion.
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: February 20, 2018
    Assignee: Korea Electronics Technology Institute
    Inventors: Jun Chul Kim, Dong Su Kim, Se Hoon Park, Jong Min Yook
  • Publication number: 20170309541
    Abstract: Disclosed is a semiconductor package including: a base substrate provided with at least one cavity and made of a metallic material; at least one semiconductor chip mounted in the cavity; and a heat dissipating member arranged in a gap between an inner surface of the cavity and the semiconductor chip.
    Type: Application
    Filed: February 23, 2017
    Publication date: October 26, 2017
    Inventors: Jun Chul KIM, Dong Su KIM, Jong Min YOOK
  • Patent number: 9784577
    Abstract: An apparatus for measuring a distance can include a camera module and a film having a reference pattern. The camera module can include an infrared LED transmission unit to transmit an infrared LED light toward the film and a module unit calculating a distance from an object by using a size of a pattern projected onto the object which is obtained from an image of a camera unit. The film can include an infrared film and a plurality of holes formed in the infrared film.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: October 10, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Chul Kim, Sung Hyun Lim
  • Patent number: 9710046
    Abstract: Disclosed are a display apparatus and a power saving method thereof. The power saving method of a display apparatus includes acquiring an image by photographing surroundings of the display apparatus, detecting a human body region contained in the image by analyzing the acquired image, and entering a power saving mode by determining there is no user viewing the display apparatus if the human body region is not detected in the image.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 18, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jeong Woo Woo, Jun Chul Kim
  • Publication number: 20160181242
    Abstract: The present invention relates to a passive device and manufacturing method thereof. A capacitor according to the present invention includes: a capacitor thin film pattern formed on the upper surface of a substrate; a plurality of trenches formed by etching the substrate formed with the capacitor thin film pattern which defines the unit area of the capacitor; an insulation layer, which fills the trench, formed with capacitor interconnection holes for exposing the metal layers formed in the substrate and constituting the capacitor; and a plurality of capacitor electrode interconnection wires formed by filling the capacitor interconnection holes with a conductive material, wherein the lower surface of the substrate is being polished in a way that the insulation layer formed in the trenches is exposed.
    Type: Application
    Filed: December 7, 2015
    Publication date: June 23, 2016
    Applicant: Korea Electronics Technology Institute
    Inventors: Jong Min YOOK, Jun Chul KIM, Dong Su KIM, Se Hoon PARK, Jong In RYU, Jong Chul PARK