Patents by Inventor Hyun Hwang

Hyun Hwang 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: 11986803
    Abstract: A partial oxidation process of hydrocarbons is provided, including bringing an inlet gas into contact with a catalyst, the inlet gas including a hydrocarbon raw material gas and a hydrogen chloride gas, wherein the catalyst includes a catalyst material including palladium (Pd), which catalyst material is supported on a carrier including cerium oxide (CeO2) and an amount of catalyst material supported on the carrier is 2 wt % to 10 wt % based on a total weight of the catalyst.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: May 21, 2024
    Assignees: LG CHEM, LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jungup Bang, Do Heui Kim, Gyo Hyun Hwang, Jongwook Jung, Yongju Bang, Youngseok Ryou, Jeongeun Kim
  • Patent number: 11986276
    Abstract: Disclosed is a biosensor including a light-emitting element, a photo-detective element, a light transmitting layer under the light-emitting element and the photo-detective element, and an optical structure inside the light transmitting layer and configured to control a propagation direction of light, a biosensor array and a device.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: May 21, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gae Hwang Lee, Hyun Bum Kang, Jong Won Chung, Youngjun Yun, Yeongjun Lee
  • Patent number: 11984595
    Abstract: A lithium secondary battery includes a cathode formed from a cathode active material including a cathode active material particle having a specific concentration ratio, an anode; and a separation layer interposed between the cathode and the anode. The lithium secondary battery has improved formation discharge amount, formation discharge efficiency and power output.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: May 14, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Kyung Bin Yoo, Kook Hyun Han, Duck Chul Hwang
  • Patent number: 11984173
    Abstract: A memory device may include: a control circuit suitable for performing a program loop including a program operation including a program voltage application operation on a selected word line and a bit line setup operation on a plurality of bit lines and a verification operation of applying (N?1) first verification voltages to the selected word line according to a predetermined order to check N types of first program states for each of a plurality of memory cells included in the selected word line; and control logic suitable for controlling the control circuit to repeatedly perform the program loop until programming for the selected word line is completed, and controlling the control circuit to apply any one of N types of column voltages to each of the plurality of bit lines in the bit line setup operation included in a second program loop.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: May 14, 2024
    Assignee: SK hynix Inc.
    Inventors: Yeong Jo Mun, Sung Hyun Hwang
  • Publication number: 20240153926
    Abstract: A light emitting apparatus and a display apparatus including the same are disclosed. The light emitting apparatus is a light emitting apparatus including at least two light emitting modules disposed adjacent each other. The light emitting module includes a substrate, at least one light emitting device disposed on an upper surface of the substrate, and a molding layer covering at least part of the light emitting device.
    Type: Application
    Filed: October 16, 2023
    Publication date: May 9, 2024
    Inventors: Jae Hyun PARK, Seung Sik HONG, Jung Hwan HWANG, Young Sik KI
  • Publication number: 20240153831
    Abstract: An apparatus and method for measuring air currents on the surface of a substrate, which can accurately measure the magnitude and direction of air currents on the surface of a wafer with wafer-type air current measurement sensors, are provided. The apparatus includes: a first air current measurement module measuring a magnitude of air currents on a surface of a first substrate, which is processed in accordance with a semiconductor manufacturing process; a second air current measurement module measuring a movement direction of the air currents; and a power module supplying power to the first and second air current measurement modules, wherein the first air current measurement module, the second air current measurement module, and the power module are mounted on a second substrate, which has the same shape as the first substrate.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 9, 2024
    Inventors: Yong Jun SEO, Su Jin CHAE, Sang Hyun SON, Sang Min HA, Young Sik BANG, Jeong Mo HWANG, Dong Ok AHN
  • Publication number: 20240154258
    Abstract: A secondary battery includes: an electrode assembly, a case accommodating the electrode assembly; and a cap assembly sealing the case and including a pair of current collector plates. The electrode assembly includes a first electrode plate having a first substrate tab extending in one direction, a second electrode plate having a second substrate tab extending in another direction, and a separator interposed between the first electrode plate and the second electrode plate. Each of the current collector plates is electrically connected to one of the first substrate tab and the second substrate tab. The current collector plates are laser-welded to the first substrate tab and the second substrate tab, respectively, and a laser welding direction is parallel to a metal processing direction of the corresponding current collector plate.
    Type: Application
    Filed: September 20, 2023
    Publication date: May 9, 2024
    Inventors: Ha Ram YEO, In Hyun HWANG, Bum Rae KIM
  • Publication number: 20240145369
    Abstract: In one example, an electronic device comprises a substrate comprising a conductive structure and a dielectric structure, the dielectric structure comprising an upper dielectric layer, an electronic component over a top side of the substrate and coupled with the conductive structure, an encapsulant over the top side of the substrate and adjacent a lateral side of the electronic component, and a shield over the top side of the electronic component and contacting a lateral side of the encapsulant and a first lateral side of the substrate. The conductive structure comprises a first tab structure at the first lateral side of the substrate, and wherein the first tab structure contacts the shield and extends above the upper dielectric layer. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 2, 2024
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Soo Hyun Kim, Won Myoung Ki, Dong Hoon Han, Tae Kyeong Hwang
  • Publication number: 20240140741
    Abstract: A docking control system for a vehicle and a building and a method therefor, includes a plurality of sensors including a vehicle sensor and a gate sensor, and a controller, when a vehicle approaches a gate, which controls the plurality of sensors to set amount of movement of the vehicle, to move the gate so that a vehicle door and the gate are brought into close contact with each other, and when positional satisfaction between the vehicle door and the gate is achieved, which opens the vehicle door and the gate so that an indoor space of the vehicle and an indoor space of the building are connected each other into one space.
    Type: Application
    Filed: March 3, 2023
    Publication date: May 2, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Patent number: 11973209
    Abstract: A positive electrode active material for a secondary battery includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide has a layered crystal structure of space group R3m, includes the nickel (Ni) in an amount of 60 mol % or less based on a total amount of transition metals, includes the cobalt (Co) in an amount greater than an amount of the manganese (Mn), and is composed of single particles.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: April 30, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Eun Hee Lee, Seong Bae Kim, Young Su Park, Yi Rang Lim, Hong Kyu Park, Song Yi Yang, Byung Hyun Hwang, Woo Hyun Kim
  • Publication number: 20240133761
    Abstract: A battery cell internal pressure measurement apparatus for measuring an internal pressure of at least one battery cell according to an example embodiment of the present disclosure may include a jig housing configured to accommodate the at least one battery cell, and a jig cover coupled to the jig housing and configured to cover the at least one battery cell. The at least one cell groove into which the at least one battery cell is inserted may be formed at a bottom of the jig housing.
    Type: Application
    Filed: October 17, 2022
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: In-Seob HWANG, Kyung-Min LEE, Chang-Hyun HWANG, Bong-Hyun JEONG
  • Publication number: 20240136673
    Abstract: A secondary battery having weldability between a current collector plate and an electrode uncoated portion by increasing an absorption rate of a laser beam irradiated onto the current collector plate. The secondary battery includes an electrode assembly including a first electrode plate having a first electrode-uncoated portion protruding to one side, a second electrode plate having a second electrode-uncoated portion protruding to an opposite side, and a separator between the first and second electrode plates; a case accommodating the electrode assembly and having a bottom surface and long and short side surfaces extending upward from the bottom surface; and a first current collector plate having a flat portion, parallel to a short side surface, that is laser-welded to the first electrode-uncoated portion, and a protrusion portion protruding from the flat portion toward the short side surface. A surface treatment part is on the flat portion.
    Type: Application
    Filed: June 26, 2023
    Publication date: April 25, 2024
    Inventors: Ha Ram YEO, In Hyun HWANG, Bum Rae KIM
  • Publication number: 20240131910
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Application
    Filed: April 12, 2023
    Publication date: April 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Patent number: 11964649
    Abstract: A brake system and a control method therefor are disclosed. A brake system is provided including a main brake system, auxiliary brake system, signal bus, and communications unit. The main brake system distributes braking force to each of vehicle wheels. The auxiliary brake system operates in place of the main brake system when having a malfunction. The signal bus includes wired device(s) arranged between the main brake system and the auxiliary brake system and transmits a signal regarding a presence or absence of malfunction between the main brake system and auxiliary brake system. The communications unit transmits operation state information between the main brake system and the auxiliary brake system. Responsive to the detected malfunction signal of the main brake system through the signal bus, the auxiliary brake system performs a preparation for providing the braking force to each vehicle wheel.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: April 23, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Woo Hyun Hwang
  • Patent number: 11968884
    Abstract: An organometallic compound represented by Formula 1A: wherein, in Formula 1A, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: April 23, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungin Lee, Kyuyoung Hwang, Soyeon Kim, Aram Jeon, Hyeonho Choi, Hyun Koo, Sangdong Kim, Yoonhyun Kwak, Ohyun Kwon, Byoungki Choi
  • Patent number: 11959193
    Abstract: Disclosed are a spinning dope for an aramid and carbon-nanotube composite fiber and a method of manufacturing an aramid and carbon-nanotube composite fiber using the same.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: April 16, 2024
    Assignee: Korea Institute of Science and Technology
    Inventors: Dae Yoon Kim, Ki Hyun Ryu, Bon Cheol Ku, Jun Yeon Hwang, Nam Dong Kim, Dong Ju Lee, Seo Gyun Kim
  • Patent number: 11961571
    Abstract: Provided herein are a semiconductor memory device and a method of operating the same. The semiconductor memory device may include a memory cell array, a peripheral circuit, and a control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit may perform a program operation on selected memory cells coupled to a selected word line among the plurality of memory cells. The control logic may control the program operation of the peripheral circuit. The program operation may include a plurality of program loops. Each of the program loops may include a program phase and a verify phase. The verify phase may include one or more verify operations. The control logic may be further configured to count a number of the verify operations performed by the peripheral circuit in the verify phase included in one of the plurality of program loops during the program operation.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: April 16, 2024
    Assignee: SK hynix Inc.
    Inventors: Jae Yeop Jung, Sung Hyun Hwang
  • Publication number: 20240116052
    Abstract: The present invention relates to a disposable separation chip used when separating magnetic beads present in a mixed solution using magnetic force. The present invention provides disposable separation chip including a lower chip on which a wire pattern having a parabolic shape from one side to another side thereof is formed; and a separation chip separable from the lower chip, wherein the separation chip includes: an upper plate on which a coupling portion coupled to a tubing is formed; and a first member disposed under the upper plate and coupled to a lower surface of the upper plate, wherein the coupling portion is integrally produced with the upper plate wherein it is formed through the upper surface and the lower surface of the upper plate to be connected to a channel.
    Type: Application
    Filed: October 17, 2022
    Publication date: April 11, 2024
    Inventor: Ju Hyun HWANG
  • Publication number: 20240116050
    Abstract: The present disclosure relates to a microfluidic bubble trap for blocking or removing bubbles introduced inside a chip in the process of sensing, a separation, a measurement, an incubation, and an analysis based on the microfluidic technology and preventing a flow of fluid in a channel from being hindered or preventing bubbles from occupying the fluid, so that the functional efficiency in an operation such as a sample analysis, a sample separation, a measurement, and the like may be significantly improved. The present disclosure provides a microfluidic bubble trap including a trap body for separating bubbles and the microfluid is introduced therethrough; a microfluid inlet connected in a first direction of the trap body and supplying the microfluid; and a microfluid outlet installed through an upper portion of the trap body and an end of a channel is disposed in a lower portion of the microfluid inlet.
    Type: Application
    Filed: October 17, 2022
    Publication date: April 11, 2024
    Inventor: Ju Hyun HWANG
  • Publication number: 20240120323
    Abstract: The present disclosure relates to an apparatus for fabricating a display panel including: an attachment member having a fixing portion in a pressurization direction to which a pressurization header is fixed, an attachment driving member configured to move the attachment member and the pressurization header in the pressurization direction or a detachment direction through a fixing frame of the attachment member, a first pressure sensing module between the pressurization header and the attachment member and configured to generate first pressure detection signals according to pressure applied to the pressurization header, a gradient setting module configured to set a gradient of the pressurization header based on magnitudes of the first pressure detection signals, and a gradient control module configured to adjust gradients of the pressurization header, the attachment member, and the fixing frame according to control of the gradient setting module.
    Type: Application
    Filed: September 6, 2023
    Publication date: April 11, 2024
    Inventors: Tae Hee LEE, Sung Kook PARK, Kyung Ho KIM, Young Seok SEO, Jae Gwang UM, Sang Hyun LEE, Hyung Suk HWANG