Patents by Inventor Chul Jung

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: 20250072491
    Abstract: A driving circuit according to an example has a form of a full bridge including four switches, and the driving circuit includes a first alternating current power supply that provides a voltage to a gate terminal of a first switch and a gate terminal of a fourth switch, a second alternating current power supply that provides a voltage to a gate terminal of a second switch and a gate terminal of a third switch, and a direct current power supply that provides a direct current voltage to a drain terminal of the first switch and a drain terminal of the third switch.
    Type: Application
    Filed: May 22, 2023
    Publication date: March 6, 2025
    Applicant: KT&G CORPORATION
    Inventors: Jangwon SEO, Gyung Min GO, Chul Ho JANG, Jin Chul JUNG
  • Publication number: 20250075071
    Abstract: Provided is a molded product manufactured from a thermoplastic resin composition containing a polycarbonate-based polymer, a polysiloxane-polycarbonate copolymer, a polysiloxane-polyester copolymer, and a benzotriazole-based UV stabilizer having a molecular weight equal to or greater than about 1,800.
    Type: Application
    Filed: March 20, 2024
    Publication date: March 6, 2025
    Inventors: Min Jin Choi, Seung Hwan Lee, Woo Chul Jung, Kyoung Sil Lee, Choon Ho Lee, In Chol Kim, Young Seung Kim, Yun Seok Bae, Hee Kyoung Ryoo
  • Publication number: 20250072505
    Abstract: The present disclosure relates to a heating assembly including an accommodating unit configured to accommodate an aerosol generating article heatable by an induced magnetic field, a spiral coil arranged outside the accommodating unit and configured to generate an induced magnetic field toward the accommodating unit, and a first supporter arranged at a side in the accommodating unit, supporting an outer surface of the aerosol generating article, and separating the outer surface of the aerosol generating article accommodated in the accommodating unit from an inner wall of the accommodating unit, wherein the spiral coil is wound to form a plate shape covering a portion of an outer wall of the accommodating unit, and a center around which the spiral coil is wound is arranged at a point of the outer wall of the accommodating unit.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 6, 2025
    Applicant: KT&G CORPORATION
    Inventors: Chul Ho JANG, Gyoung Min GO, Jang Won SEO, Jin Chul JUNG
  • Publication number: 20250064755
    Abstract: The present application relates to a plant-soaked solution including a saccharide containing allulose and a method of preparing the same.
    Type: Application
    Filed: November 4, 2024
    Publication date: February 27, 2025
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Youn Kyung BAK, Su Jeoung KIM, Jung Gyu PARK, Sung Bae BYUN, Seung Won PARK, Dong Chul JUNG
  • Patent number: 12234897
    Abstract: An electric driving apparatus according to an embodiment of the present invention includes: a housing; an electric machine comprising a motor shaft rotatably supported by the housing; a first speed reduction portion comprising a first speed shifting shaft capable of being rotationally driven by the motor shaft and configured to shift and transmit a rotational driving force of the motor shaft at a predetermined first speed shifting ratio; a second speed reduction portion comprising a second speed shifting shaft capable of being rotationally driven by the motor shaft and configured to shift and transmit the rotational driving force of the motor shaft at a predetermined second speed shifting ratio; and a double clutch unit configured to receive the rotational driving force of the first speed shifting shaft or the second speed shifting shaft and is configured to selectively rotationally drive at least one of a first output shaft and a second output shaft by the transmitted rotational driving force.
    Type: Grant
    Filed: December 24, 2021
    Date of Patent: February 25, 2025
    Assignee: ERAE AMS CO., LTD
    Inventors: Tae Geun Kim, Jung Rak Son, Myung Chul Jung
  • Patent number: 12227162
    Abstract: The present disclosure relates to a motor driving circuit of an electronic parking brake system, which is configured to include a first motor and a second motor for releasing or applying a parking brake applied to different wheels, respectively; and a first ECU and a second ECU for controlling the driving of the first motor and the second motor, respectively, wherein the second ECU is prevented from intervening in the driving of the first motor and the second motor while the first ECU drives the first motor and the second motor, and controls the driving of the first motor and the second motor only when there is an abnormality in the first ECU.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: February 18, 2025
    Assignee: HL MANDO CORPORATION
    Inventors: Hee Chul Jung, Kyung Ran Cho, Chul Eui Park, Sang Woo Kim
  • Publication number: 20250056993
    Abstract: A display device includes a substrate including sub-pixel circuit areas that are arranged in m rows and n columns, where m and n are positive integers, first gate lines extending in a row direction, data lines extending in a column direction, initialization power lines extending in the row direction, including first power lines disposed in sub-pixel circuit areas of odd rows and receiving a first initialization voltage and second power lines disposed in sub-pixel circuit areas of even rows and receiving a second initialization voltage, and transmission lines extending in the column direction, including first transmission lines disposed in sub-pixel circuit areas of odd columns and receiving the first initialization voltage from the first power lines and second transmission lines disposed in sub-pixel circuit areas of even columns and receiving the second initialization voltage from the second power lines.
    Type: Application
    Filed: October 21, 2024
    Publication date: February 13, 2025
    Inventors: JUN-YONG AN, MIN JEONG KIM, HYUNGJUN PARK, NUREE UM, KWANG-CHUL JUNG
  • Publication number: 20250052563
    Abstract: A tool life prediction method according to the present disclosure comprises: allowing a target tool having a rake surface and a clearance surface to perform cutting under specific test conditions; obtaining three-dimensional shape data including the rake surface and the clearance surface of the target tool performing the cutting; calculating the wear volume from a difference between a first cross-sectional profile corresponding to the three-dimensional shape data and a second cross-sectional profile corresponding to shape data before processing; obtaining an immeasurable value in a tool wear volume calculation formula through simulation; deriving a plurality of constant values included in the tool wear volume calculation formula, based on the wear volume and the value obtained through the simulation; and predicting the wear volume of the tool by using the derived constant values.
    Type: Application
    Filed: December 26, 2022
    Publication date: February 13, 2025
    Applicant: DAEGU MECHATRONICS & MATERIALS INSTITUTE
    Inventors: Ik-Soo KANG, Yun-Chul JUNG, Il-Chae YOON, Jae-Young HEO, Jae-Ryung LEE
  • Publication number: 20250048557
    Abstract: A circuit board according to an embodiment includes a first insulating layer; and a second insulating layer disposed on an upper surface of the first insulating layer, wherein the second insulating layer includes a cavity, and the cavity has a planar shape including a plurality of convex parts convex toward an inner direction of the second insulating layer.
    Type: Application
    Filed: December 9, 2022
    Publication date: February 6, 2025
    Inventors: Soo Min LEE, Jong Bae SHIN, Jae Hun JEONG, Ji Chul JUNG
  • Patent number: 12218335
    Abstract: An electrode for a secondary battery and a method for manufacturing the electrode are disclosed. According to an embodiment, a first cutting line and a second cutting line, along which an electrode sheet is cut, may cross each other to form a crossing area on the electrode sheet, and in the crossing area, the first cutting line may be formed as a straight line, and one end of the straight line may be connected to a curved line constituting a portion of the first cutting line, wherein the straight line may be connected to the curved line by a tangent line.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: February 4, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Tae Kim, Hyun Chul Jung
  • Patent number: 12205768
    Abstract: A multilayer electronic component includes a body including a capacitance formation portion including dielectric layers and internal electrodes alternately disposed in a first direction, and a cover portion disposed on both end surfaces of the capacitance formation portion, facing each other in the first direction, and having a first surface and a second surface opposing each other in the first direction, a third surface and a fourth surface connected to the first and second surfaces and opposing each other in a second direction, and a fifth surface and a sixth surface connected to the first to fourth surfaces and opposing each other in a third direction, and external electrodes disposed on the third and fourth surfaces. The internal electrodes and the dielectric layers protrude more outwardly than the cover portion in the second direction, and a groove is disposed at an end of the dielectric layer in the second direction.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: January 21, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sun Hwa Kim, Hoe Chul Jung, Yun Sung Kang, Byeong Gyu Park, Won Jun Na
  • Patent number: 12206278
    Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: January 21, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
  • Publication number: 20250024587
    Abstract: A circuit board according to an embodiment includes a first insulating layer; a first pattern layer disposed on an upper surface of the first insulating layer; and a second insulating layer disposed on the upper surface of the first insulating layer and an upper surface of the first pattern layer and including a cavity, wherein the upper surface of the first insulating layer includes a first upper surface corresponding to a lower surface of the cavity, and a second upper surface having a step difference from the first upper surface and not vertically overlapping the lower surface of the cavity, wherein the first pattern layer includes a first pattern part disposed on the first upper surface, and a second pattern part disposed on the second upper surface, and wherein a thickness of the first pattern part is smaller than a thickness of the second pattern part.
    Type: Application
    Filed: November 29, 2022
    Publication date: January 16, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jong Bae SHIN, Soo Min LEE, Jae Hun JEONG, Ji Chul JUNG
  • Patent number: 12189445
    Abstract: A method comprises providing power from a battery to an external device using a first circuit; and receiving power from a first power source to provide power to the battery using a second circuit while providing power to the external device.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-Tae Kim, Ku-Chul Jung, Kwang-Sub Lee, Se-Young Jang
  • Publication number: 20250007134
    Abstract: The present disclosure relates to a battery cell for a secondary battery in which an electrode assembly including a cathode, an anode, and a separator interposed between the cathode and the anode is incorporated in a battery case. The cathode has a cathode tab extending from a cathode current collector formed on one side, and the anode has an anode tab extending from an anode current collector formed on one side. At a top area of the electrode assembly where the cathode tab and the anode tab protrude, the cathode tab and the anode tab each have a first bent portion and a second bent portion that are bent in a v shape. A protective tape is attached to the first bent portion, the second bent portion, and top areas of the electrode assembly adjacent to the first and second bent portions so as to cover them, and upper parts at both ends of the protective tape are chamfered.
    Type: Application
    Filed: December 6, 2022
    Publication date: January 2, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Dai Hien Li, Tae Young Moon, Won Jong Lee, Tae Hyun Kim, Hyun Chul Jung, Hoyoung KIm
  • Patent number: 12179944
    Abstract: The present invention relates to an apparatus and a method for simulating a satellite mission operating state.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: December 31, 2024
    Assignee: Korea Aerospace Research Institute
    Inventors: Ok Chul Jung, Jae Dong Seong, Dea Won Chung
  • Patent number: 12180230
    Abstract: A compound selected from the group consisting of Formula I, Formula II, and Formula III, wherein ring A, ring B, and ring C are independently a five-membered or six-membered, carbocyclic or heterocyclic ring, each of which is optionally aromatic; ring W of Formula I is a 6-membered heterocyclic ring, and ring W of Formula II or Formula III is a 5-membered or 6-membered heterocyclic ring; L is a monodentate ligand with a metal coordinating member selected from the group consisting of C, N, O, S, and P; and M is a metal selected from the group consisting of Cu, Au, and Ag.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: December 31, 2024
    Assignee: UNIVERSITY OF SOUTHERN CALIFORNIA
    Inventors: Mark E. Thompson, Peter I. Djurovich, Rasha Hamze, Shuyang Shi, Moon Chul Jung
  • Patent number: 12167750
    Abstract: Provided herein is an ultrasonic-based aerosol generation device. The aerosol generation device according to some embodiments of the present disclosure includes a liquid reservoir configured to store an aerosol-forming substrate in a liquid state, a wick configured to absorb the stored aerosol-forming substrate, an ultrasonic vibrator configured to vaporize the absorbed aerosol-forming substrate through ultrasonic waves to generate an aerosol, and a controller configured to control the ultrasonic vibrator. Here, at least a portion of the wick and at least a portion of the ultrasonic vibrator may be implemented to have a flat shape and may be disposed to come in close contact with each other. In this way, a vaporization area may be maximized, and vapor production may be significantly enhanced.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: December 17, 2024
    Assignee: KT&G CORPORATION
    Inventors: Chul Ho Jang, Gyoung Min Go, Hyung Jin Bae, Jang Won Seo, Min Seok Jeong, Jong Seong Jeong, Jin Chul Jung
  • Publication number: 20240407708
    Abstract: In a posture balance measurement system using a safe device for a subject and a posture balance measurement method using the system, the system includes a plate, a pressure measurement unit, a harness, a balance measurement unit, a controller and an evaluation part. On the plate, a subject is located with standing upright. The pressure measurement unit is disposed on the plate, and is configured to measure a plantar pressure of the subject. The harness is configured to fix and support a body of the subject. The balance measurement unit is disposed at the harness, and is configured to measure a balance information of the subject. The controller is configured to control the pressure measurement unit and the balance measurement unit according to a test performance. The evaluation part is configured to diagnose a posture balance of the subject.
    Type: Application
    Filed: February 28, 2022
    Publication date: December 12, 2024
    Applicant: OSONG MEDICAL INNOVATION FOUNDATION
    Inventors: Young Jin KIM, Seung Pyo KIM, Dong Jun MOON, Ha Chul JUNG, Jin Woo AHN, Shin Il KANG
  • Patent number: 12162774
    Abstract: This disclosure relates to a method of preparing a lithium compound that includes preparing a lithium phosphate, mixing the lithium phosphate with sulfuric acid to obtain a mixture, converting the lithium phosphate into lithium sulfate through a reaction in the mixture, and separating the lithium sulfate in a solid phase, wherein in the step of converting the lithium phosphate into lithium sulfate through the reaction in the mixture, a sum concentration ([P+S] mol/L) of phosphorus (P) and sulfur (S) in a liquid phase of the mixture is greater than or equal to 5 mol/L.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 10, 2024
    Assignees: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Juyoung Kim, Ki Young Kim, Woo Chul Jung, Kwang Seok Park, Hyunwoo Lee, Woonkyoung Park, Sang Won Kim, Jung Kwan Park, Heok Yang, Sung Kook Park, Seung Taek Kuk