Patents by Inventor An-sik Jeong

An-sik Jeong 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: 20240158273
    Abstract: The present disclosure provides a resource-circulation-type and eco-friendly livestock manure treatment method, and a system for producing algal biomass used therein, the method being capable of: preventing water pollution while allowing livestock liquid fertilizer to be treated on the basis of a biological process; producing algal biomass; and supplying the produced algal biomass to livestock feed and farms.
    Type: Application
    Filed: April 1, 2022
    Publication date: May 16, 2024
    Inventors: Do-Hyung KANG, Yong-Kyun RYU, Won-Kyu LEE, Woon-Yong CHOI, Tae-Ho KIM, Yeon-Ji LEE, Areumi PARK, Youn Sik JEONG
  • Publication number: 20240161851
    Abstract: A test system includes a test device configured to output a command address and a test dock for performing a test mode and to receive a comparison signal, and a memory device configured to enter the test mode, based on the command address, to set an initial value by the command address, to perform a calculation operation on the initial value according to a logic level combination of the command address to generate a row address and a command address during a pre-charge operation, and to compress and compare internal data output based on the row address and the column address to output the internal data as the comparison signal to the test device.
    Type: Application
    Filed: March 1, 2023
    Publication date: May 16, 2024
    Applicant: SK hynix Inc.
    Inventors: Sang Ah HYUN, Yong Ho SEO, Woo Sik JUNG, Jun Phyo LEE, Bong Hwa JEONG
  • Publication number: 20240146229
    Abstract: A motor-driving apparatus for driving a motor having a plurality of windings respectively corresponding to a plurality of phases is provided. The motor-driving apparatus includes a first inverter having a plurality of first switching devices and connected to first ends of the plurality of windings and a second inverter having a plurality of second switching devices and connected to second ends of the plurality of windings. A third switching device is configured to selectively connect and disconnect points at which a number of turns of each of the windings is divided in a preset ratio. A controller is configured to adjust an on/off state of the first to third switching devices based on required output of the motor.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Inventors: Kang Ho Jeong, Jong Kyong Lim, Suk Hyun Lim, Ji Woong Jang, Beom Sik Kim, Sang Cheol Shin
  • Publication number: 20240136296
    Abstract: A power module includes an upper substrate and a lower substrate, an upper chip, a lower chip, and a circuit board disposed across a space between the upper substrate and the lower chip and a space between the lower substrate and the upper chip so that the upper substrate and the lower substrate are vertically spaced from each other. The circuit board electrically connects the upper chip to the lower substrate while electrically connecting the lower chip to the upper substrate.
    Type: Application
    Filed: April 12, 2023
    Publication date: April 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Taek HWANG, So Eun JEONG, Jun Hee PARK, Nam Sik KONG
  • Publication number: 20240128109
    Abstract: An apparatus for manufacturing a semiconductor device includes a substrate transfer unit configured to transfer a substrate, a rail unit including a driving rail extending in a first direction that the substrate transfer unit moves and a stopper on a side of the driving rail in a second direction crossing the first direction, and a lifting unit configured to move in the first direction and a third direction perpendicular to the first and second directions to remove the substrate transfer unit from the rail unit, wherein the lifting unit is configured to contact the stopper to move the stopper from a closed state to an open state.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 18, 2024
    Inventors: Ji Hun Kim, Youn Gon Oh, Woo-Ram Moon, Sang Hyuk Park, Jong Hun Lee, Kyu-Sik Jeong
  • Publication number: 20240128123
    Abstract: A method for forming a semiconductor die, includes forming an interlayer dielectric layer on a substrate having a semiconductor die region, a seal-ring region, and a scribe line region, forming a metal pad and a test pad on the interlayer dielectric layer, forming a passivation dielectric layer on the interlayer dielectric layer, the metal pad, and the test pad, first etching the passivation dielectric layer and the interlayer dielectric layer existing between the seal-ring region and the scribe line region to a predetermined depth using a plasma etching process, second etching the passivation dielectric layer to expose the metal pad and the test pad, forming a bump on the metal pad, and dicing the substrate while removing the scribe line region by mechanical sawing.
    Type: Application
    Filed: December 18, 2023
    Publication date: April 18, 2024
    Applicant: MagnaChip Semiconductor, Ltd.
    Inventors: Jin Won JEONG, Jang Hee LEE, Young Hun JUN, Jong Woon LEE, Jae Sik CHOI
  • Patent number: 11963417
    Abstract: A display device includes a light emitting diode electrically connected between a driving voltage line and a common voltage line; a driving transistor electrically connected between the driving voltage line and the light emitting diode; a second transistor electrically connected between a first electrode of the driving transistor electrically connected to the driving voltage line and a data line; a first scan line electrically connected to a gate electrode of the second transistor; a third transistor electrically connected between a second electrode of the driving transistor electrically connected to the light emitting diode and a gate electrode of the driving transistor; and a connection electrode that connects the gate electrode of the driving transistor and the third transistor, wherein at least a part of a contact portion where the connection electrode contacts the third transistor does not overlap the first scan line.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Hee Choi, Ji-Eun Lee, Jin Tae Jeong, Yun Sik Joo
  • Publication number: 20240120512
    Abstract: The fuel cell start control system includes a plurality of fuel cell stacks configured to generate power by receiving air and fuel, a power storage device connected to a bidirectional converter and configured to be charged by generated power of a respective fuel cell stack or configured to supply power, and includes a controller configured to control a start of a fuel cell stack among the plurality of fuel cell stacks which satisfies a start condition based on a fuel cell stack starting request, the controller configured to control a start of at least one fuel cell stack based on generated power of the fuel cell stack or charged power of at least one power storage device.
    Type: Application
    Filed: April 17, 2023
    Publication date: April 11, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Gwang LEE, Won Sik JEONG
  • Patent number: 11953596
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: April 9, 2024
    Assignee: SOS Lab Co., Ltd.
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Gyeong Hwan Shin, Bum Sik Won
  • Publication number: 20240109419
    Abstract: The present disclosure relates to a DC-DC converter, a vehicle, and a control method including the same, and more particularly, to a DC-DC converter, a vehicle, and a control method including the same capable of effectively detecting and responding to an interlock failure of a connector.
    Type: Application
    Filed: May 9, 2023
    Publication date: April 4, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Hun JEONG, Mun Soo CHUNG, Kyu Won JEONG, Tae Woo KIM, Jong Dae KIM, Beom Sik KIM, Sang Don LEE
  • Publication number: 20240104217
    Abstract: A software package, a gateway for transmitting the same, and a software update method using the same are provided. A software package includes a binary file, a configuration file, and a hash file. The binary file includes read-only memory (ROM) data of a target controller. A management server generates the configuration file by combining a hash value obtained by hashing the binary file with meta information indicating an update procedure between a gateway and the target controller. The management server generates the hash file by hashing the configuration file. The gateway receives the software package and extract the binary file and the configuration file. The gateway transmits the binary file to the target controller according to the update procedure indicated by the meta information.
    Type: Application
    Filed: May 24, 2023
    Publication date: March 28, 2024
    Inventors: Yoon Sik Jung, Myeong Gyu Jeong, Jin Ah Kim, Hak Jun Kim, Min Gi Kim, Hyeok Sang Jeong, Young Jee Yang
  • Publication number: 20240102942
    Abstract: Provided is a defect analysis device which may include a light source that irradiates an analysis target layer of an element with light, a position adjuster that adjusts a position in the analysis target in the analysis target to be irradiated with the light, a detector that measures a current value of current flowing between a source area of the element electrically connected to one end of the analysis target layer and a drain area of the element electrically connected to the other end of the analysis target layer in the element, and an analyzer that acquires quantitative data related to a defect in the analysis target layer on the basis of the current value in which, in a first mode, a plurality of areas of the analysis target layer are sequentially irradiated with the light.
    Type: Application
    Filed: July 31, 2023
    Publication date: March 28, 2024
    Inventors: YEON KEON MOON, JUN HYUNG LIM, KWUN-BUM CHUNG, KWANG SIK JEONG, HYUN MIN HONG
  • Patent number: 11942156
    Abstract: Provided herein is a memory device for performing a program operation on memory cells. The memory device include a plurality of memory cells configured to store data, a voltage generator configured to apply program voltages to a word line coupled to the plurality of memory cells during a program operation in which the plurality of memory cells are programmed to a plurality of program states, a cell speed determiner configured to determine a program speed of the plurality of memory cells depending on a number of pulses for the program voltages applied to the word line while the program operation is being performed, and a program manager configured to change a condition for remaining program operations depending on the program speed determined by the cell speed determiner.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: March 26, 2024
    Assignee: SK hynix Inc.
    Inventors: Hyeok Jun Choi, Hee Sik Park, Seung Geun Jeong
  • Publication number: 20240096517
    Abstract: The present invention provides a stretchable ACF, a method for manufacturing same, and an interfacial bonding member and a device comprising same. The stretchable ACF comprises: a polymer film; and conductive particles inserted into the polymer film and aligned therein, wherein the conductive particles are exposed to the outside of the upper and lower surfaces of the polymer film.
    Type: Application
    Filed: October 13, 2021
    Publication date: March 21, 2024
    Applicant: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Un Yong JEONG, Min Sik KONG, Hye Jin HWANG
  • Publication number: 20240097168
    Abstract: A vehicle is provided that includes a DC converter having a first end connected to a fuel cell, a second end connected to a high-voltage battery, and at least one switching element connected between the first end and the second end, a fuel cell control unit which controls an activation state of a running command for start of the fuel cell based on an on-off state of vehicle start, and a converter controller which controls a running state of the DC converter according to an initial start sequence, a shutdown sequence, or a restart sequence for the fuel cell based on the activation state of the running command.
    Type: Application
    Filed: March 8, 2023
    Publication date: March 21, 2024
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Publication number: 20240092224
    Abstract: A method for controlling a vehicle includes determining the number of driving legs according to an output current target value of a DC-DC converter; selecting one or more legs to be switched as many as the number of the driving legs from among a plurality of legs included in the DC-DC converter based on accumulated operation time for each of the plurality of legs; and controlling an output current value of the DC-DC converter to follow the output current target value by switching the selected one or more legs.
    Type: Application
    Filed: March 6, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Hun JEONG, Kyu Won JEONG, Beom Sik KIM, Mun Soo CHUNG
  • Publication number: 20240092187
    Abstract: A direct current to direct current (DC-DC) converter, a vehicle including the converter, and a controlling method thereof are proposed. The DC-DC converter is capable of efficiently detecting and responding to miscoupling of a connector. The DC-DC converter includes a first inlet corresponding to a first DC terminal, a transformation circuit connected to the first DC terminal and a second DC terminal while being located therebetween, and a converter controller, wherein when receiving a voltage command corresponding to the first DC terminal from an external controller, the converter controller is configured to determine whether or not a connector coupled to the first inlet is miscoupled thereto based on whether or not a voltage of the first DC terminal follows the voltage command.
    Type: Application
    Filed: July 10, 2023
    Publication date: March 21, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Kyu Won Jeong, Mun Soo Chung, Jae Hun Jeong, Beom Sik Kim, Tae Woo Kim
  • Publication number: 20240097566
    Abstract: A DC-DC converter, a vehicle including the converter, and a controlling method thereof are provided. The DC-DC converter includes a first capacitor connected to a first DC terminal, a second capacitor connected to a second DC terminal, a plurality of converting circuits each including at least an inductor and a plurality of switching elements, and connected to each other in parallel between the first capacitor and the second capacitor, and a controller configured to control an ON/OFF state of the plurality of switching elements provided of each of the converting circuits. When external power connection with respect to each of the first DC terminal and the second DC terminal is disconnected, the controller is configured to control states of the plurality of switching elements to sequentially provide a plurality of different discharge paths between opposite terminals of the second capacitor via the plurality of converting circuits.
    Type: Application
    Filed: July 3, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Patent number: 11932140
    Abstract: Disclosed is a cushion tip-up type seat for a vehicle. The cushion tip-up type seat for a vehicle is configured to perform a tip-up function of a cushion part, and to move a seat leftward and rightward to adjust an interval between left and right seats, whereby left and right spacing between occupants seated in the seats is sufficiently secured and the convenience of the occupants is improved.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: March 19, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Dong Woo Jeong, Eun Sue Kim, Dae Hee Lee, Myung Hoe Kim, Jun Sik Hwang, Gwon Hwa Bok, Hae Dong Kwak, Jae Sung Shin, Han Kyung Park, Jae Hoon Cho
  • Publication number: 20240088784
    Abstract: A DC-DC converter may include a first capacitor connected to a first DC end, a second capacitor connected to a second DC end, a power conversion circuit connected between the first capacitor and the second capacitor and including at least one switching element, and a controller determining, when the second capacitor is charged as the battery is connected to the second DC end, whether the at least one switching element has failed based on a first voltage that is a voltage between opposite ends of the first capacitor and a second voltage that is a voltage between opposite ends of the second capacitor.
    Type: Application
    Filed: March 10, 2023
    Publication date: March 14, 2024
    Inventors: Jae Hun Jeong, Kyu Won Jeong, Beom Sik Kim, Mun Soo Chung