Patents by Inventor Dong-Sung Lee

Dong-Sung Lee 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: 20250116913
    Abstract: A camera module includes a lens assembly, at least two blades that are on a top surface of the lens assembly and define a lens light entrance hole, a moving drive magnet, a fixed drive magnet, a blade controller that is coupled to the moving drive magnet and to the at least two blades, where the blade controller is configured to control a movement of the at least two blades, a lens assembly body, where the lens assembly and the fixed drive magnet are on the lens assembly body, and a frame that at least partially surrounds the lens assembly body and includes a coil that faces the moving drive magnet, where the blade controller is configured to adjust a diameter of the lens light entrance hole by controlling the moving drive magnet to move based on a current applied to the coil.
    Type: Application
    Filed: April 17, 2024
    Publication date: April 10, 2025
    Inventors: Dong Joon Won, Seung Hak Lee, Min Ook Kim, Kyung Sung Chu
  • Publication number: 20250117087
    Abstract: A tactile ultrasonic device and a method of processing a user input by using the same. The tactile ultrasonic device may include a plurality of ultrasonic elements including a first ultrasonic element and a second ultrasonic element, which are placed such that beam axes are not parallel to each other. The tactile ultrasonic device may also include a processor that controls vibrations of the ultrasonic elements. A first focus of the first ultrasonic element and a second focus of the second ultrasonic element may be formed within a specific range of a tactile sensing area.
    Type: Application
    Filed: February 26, 2024
    Publication date: April 10, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Dong Gu Kim, Hyun Soo Kim, Jang Hyeon Lee, Il Seon Yoo, Dae Sung Kwon
  • Patent number: 12269273
    Abstract: Provided are a substrate treating liquid supply unit for constantly maintaining a liquid level of a nozzle of an inkjet head unit through real-time water level measurement, and a substrate treating apparatus including the same. The substrate treating liquid supply unit includes: a first reservoir connected to an inkjet head unit for jetting a substrate treating liquid onto a substrate and providing the substrate treating liquid to the inkjet head unit; a water level sensor measuring a water level of the substrate treating liquid stored in the first reservoir; and a pressure control module compensating for a pressure provided to the first reservoir based on an amount variation in the water level of the substrate treating liquid, wherein a liquid level of a nozzle of the inkjet head unit is constantly maintained.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: April 8, 2025
    Assignee: SEMES CO., LTD.
    Inventors: Dong Hwa Lee, Dai Geon Yoon, Soo Hong Lee, Ji Hyeon Kim, Dae Sung Kim
  • Patent number: 12269372
    Abstract: A seat for a vehicle with a cushion tip-up and down function is provided. The seat is configured such that a cushion leg provided in a cushion is held, in a fitted manner, by a support spring of a support structure provided in a seat base, and when the cushion is rotated, the cushion leg is allowed to be folded and ejected by being automatically rotated, thereby improving the convenience of use.
    Type: Grant
    Filed: November 10, 2022
    Date of Patent: April 8, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Jung Sang You, Han Su Yoo, Guk Mu Park, Dong Woo Jeong, Myung Hoe Kim, Eun Sue Kim, Dae Hee Lee, Jae Hoon Cho, Han Kyung Park, Jae Sung Shin, Hae Dong Kwak, Gwon Hwa Bok, Jun Sik Hwang
  • Publication number: 20250109082
    Abstract: The present invention provides: an ethylene oligomerization method in which an ethylene oligomer is produced by reacting a chromium complex, an organic aluminium compound, and an organic zinc compound with ethylene; and the ethylene oligomer thereof.
    Type: Application
    Filed: September 23, 2022
    Publication date: April 3, 2025
    Inventors: Kye Sung CHO, Dong Geun LEE, Sang Joon OH, Ho Sik CHANG, Jin Suk LEE
  • Patent number: 12266933
    Abstract: A power trading system of virtual power plant includes a plurality of virtual power plants connected to a power system and including a distributed energy resource; a heat conversion device connected to the power system and converting the power generated from the plurality of distributed energy resources into thermal energy; and a power trading device configured to analyze an excess and insufficient power amount of the plurality of virtual power plant due to an output variation of the distributed energy resource, control power trading between the plurality of virtual power plant, the power system, or the heat conversion device by using the analysis result of the excess and insufficient power amount to stabilize the output of the power system and the virtual power plant.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: April 1, 2025
    Assignee: KOREA DISTRICT HEATING CORP.
    Inventors: Ja Kyun Koo, Tae Seon Eom, Yong Ha Lee, Min Sung Ko, Dong Hwan Chang
  • Publication number: 20250098117
    Abstract: The present invention relates to a heat sink structure and a manufacturing method thereof, in which a plurality of heat radiation fin parts, which is configured to radiate heat, is fixed to a heat radiation surface of a heat sink main body part by laser welding, such that thicknesses of and intervals between the plurality of heat radiation fin parts may be minimized, heat dissipation performance may be improved, a weight may be greatly reduced, and production lead time and manufacturing costs may be significantly reduced by manufacturing only the heat sink main body part by casting.
    Type: Application
    Filed: December 1, 2024
    Publication date: March 20, 2025
    Applicant: KMW INC.
    Inventors: Duk Yong KIM, Kyo Sung JI, Dong Won KIM, Kyu Tae HAN, Hwang Ju LEE, In Hwa CHOI
  • Patent number: 12253505
    Abstract: An embodiment contact combustion type hydrogen sensor includes a substrate including silicon, lamination layers disposed over a top surface of the substrate and including a first thin oxide layer and a first thin nitride layer, a heater over the lamination layers, the heater including a connecting part electrically connected to a predetermined part and a heating part configured to be heated in response to power being applied, insulating layers covering a top surface of the heater and configured to perform an insulating operation, the insulating layers including a second thin oxide layer and a second thin nitride layer, a platinum catalyst over the insulating layers and configured to be heated by the heater to perform a hydrogen reaction, and a slit outside the heating part and passing through the substrate and the lamination layers.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: March 18, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Il Seon Yoo, Hyun Soo Kim, Jang Hyeon Lee, Dong Gu Kim, Dae Sung Kwon
  • Publication number: 20250077454
    Abstract: A Peripheral Component Interconnect express (PCIe) device includes a Direct Memory Access (DMA) device including a plurality of functions; and a PCIe interface device for performing communication between a host and the DMA device. The PCIe interface device includes a reset operation controller for, when a plurality of reset signals are received from the host, grouping operations, which are the same as one another among reset operations respectively corresponding to the plurality of reset signals, determining a processing order of the reset operations, and performing the reset operations according to the processing order.
    Type: Application
    Filed: November 19, 2024
    Publication date: March 6, 2025
    Inventors: Ki Sung KIM, Wun Mo YANG, Gun Woo YEON, Dong Kyu LEE
  • Publication number: 20250072504
    Abstract: A heater assembly for an aerosol-generating device includes a heater configured to heat an aerosol-generating article, a body arranged to surround the aerosol-generating article; a first cover coupled to a side of the body and comprising a first hole for receiving the aerosol-generating article; and a second cover coupled to another side of the body and comprising a second hole for receiving a power line for supplying power to the heater.
    Type: Application
    Filed: May 31, 2022
    Publication date: March 6, 2025
    Applicant: KT&G CORPORATION
    Inventors: Dong Sung KIM, Yong Hwan KIM, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Patent number: 12243415
    Abstract: Disclosed are an apparatus and a method for controlling a vehicle seat so as to control a seat back and a neck pillow based on a sound. The apparatus includes the vehicle seat installed in a vehicle and including a seat back and a neck pillow, a detector for detecting vehicle information and seat information, and a processor connected to the vehicle seat and the detector, wherein the processor determines a vehicle state and a seat sitting posture based on the vehicle information and the seat information, analyzes a sound being reproduced in the vehicle, determines a haptic pattern and a haptic pressure based on the vehicle state and the seat sitting posture, and the analysis of the sound, and controls the seat back and the neck pillow based on the determined haptic pattern and haptic pressure to provide a haptic effect.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: March 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Tae Kun Yun, Dong Chul Park, Kyoung Jin Chang, Eun Soo Jo, Jin Sung Lee
  • Publication number: 20250069453
    Abstract: Provided is a method and apparatus for checking the oil filling of an electronic clutch provided in a vehicle transmission. This approach determines the presence of air inside a hydraulic cylinder or clutch tube based on the current value profile generated when a piston of a hydraulic actuator is driven, without a separate air detection device.
    Type: Application
    Filed: July 17, 2024
    Publication date: February 27, 2025
    Inventors: Dong Joo Lee, Ho Sung Kim, Jeong Heon Kam, Hong Suk Suh, Sung Hoon Park
  • Patent number: 12233257
    Abstract: An implantable lead having adjustable electrode locations and a system for controlling the same. The implantable lead may include a plurality of first electrodes exposed and formed at an upper part of a main body at given intervals, a plurality of second electrodes coupled to a stepped lower part of the main body and configured to deliver a stimulus signal to a core area into which the lead is inserted, and a plurality of signal lines embedded in the main body and configured to connect the first electrodes and the second electrodes in a one-to-one manner. In this case, a slot for coupling and up and down movement of the second electrodes may be formed in the lower part. As the second electrodes are individually moved along the slot by an external force acting on the signal lines, locations of the second electrodes in the lower part may be adjusted.
    Type: Grant
    Filed: January 6, 2021
    Date of Patent: February 25, 2025
    Assignee: SAMSUNG LIFE PUBLIC WELFARE FOUNDATION
    Inventors: Eun Kyoung Park, Tae Kyung Kim, Tae Woo Kim, Min Hee Kang, Dong Il Choi, Kyu Sung Lee
  • Patent number: 12236605
    Abstract: According to an embodiment of the present disclosure, a method of detecting a white matter lesion based on a medical image performed by a computing device is disclosed. The method may include: receiving a medical image including at least one brain region; and estimating a first white matter lesion and a second white matter lesion based on the medical image using a pre-trained neural network model.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: February 25, 2025
    Assignees: VUNO Inc., SEOUL NATIONAL UNIVERSITY HOSPITAL
    Inventors: Dong Soo Lee, Hyunwoo Oh, Sejin Park, Jinkyeong Sung, Eunpyeong Hong, Weon Jin Kim, Ki Woong Kim, Jong Bin Bae, Subin Lee, Jun Sung Kim
  • Patent number: 12237151
    Abstract: A substrate processing apparatus using plasma capable of efficiently controlling the selectivity ratio of a silicon layer and an oxide layer is provided. The substrate processing apparatus comprises a first space disposed between an electrode and an ion blocker; a second space disposed between the ion blocker and a shower head; a processing space under the shower head for processing a substrate; a first supply hole for providing a first gas for generating plasma to the first space; a second supply hole for providing a second gas to be mixed with an effluent of the plasma to the second space; and a first coating layer formed on a first surface of the shower head facing the second space, not formed on a second surface of the shower head facing the processing space, and containing nickel.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: February 25, 2025
    Assignee: SEMES CO, LTD.
    Inventors: Seong Gil Lee, Young Je Um, Myoung Sub Noh, Dong Sub Oh, Min Sung Han, Dong Hun Kim, Wan Jae Park
  • Patent number: 12236894
    Abstract: A circuit stage including a first transistor including a first electrode and a gate electrode, the first electrode being coupled to a first input terminal and the gate electrode being coupled to a second input terminal configured to receive a first clock signal, an output circuit coupled to the second input terminal and a second power input terminal, an input circuit coupled to a second electrode of the first transistor and to a third input terminal, the third input terminal being configured to receive a first control clock signal, the input circuit being configured to control voltages of the second node and a third node, a first driving circuit coupled to a first power input terminal and to a fourth input terminal configured to receive a second control clock signal, and a second driving circuit coupled to the fourth input terminal and the third node.
    Type: Grant
    Filed: August 21, 2023
    Date of Patent: February 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kyu Kang, Yong Sung Park, Jin Woo Park, Dong Sun Lee
  • Patent number: 12237676
    Abstract: A virtual power plant system using a renewable combined heat and power plant includes a plurality of distributed energy resources connected to a virtual power plant; a virtual power plant output adjustment device connected to the virtual power plant and including a renewable combined heat and power plant that produces electricity using a new and renewable energy source; and a virtual power plant management device configured to conduct a bidding by predicting an power generation amount of the plurality of distributed energy resources, analyze output variation and error of the virtual power plant based on the power generation amount of the plurality of distributed energy resources, and stabilize an output variation of the virtual power plant by controlling a power generation amount of the virtual power plant output adjustment device.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: February 25, 2025
    Assignee: KOREA DISTRICT HEATING CORP.
    Inventors: Ja Kyun Koo, Tae Seon Eom, Yong Ha Lee, Min Sung Ko, Dong Hwan Chang
  • Publication number: 20250058629
    Abstract: A system and a method for controlling sound output in a vehicle can enhance driving sensitivity. The system includes a sensing device that obtains vehicle information of the vehicle, a sound device that plays and outputs a vehicle sound through speakers, a seat device that controls seat vibration based on the vehicle sound, and a control device connected with the sensing device, the sound device, and the seat device. The control device determines a driving mode of the vehicle based on the vehicle information, performs sound shift control for the speakers based on the driving mode, and controls the seat vibration in conjunction with the sound shift control.
    Type: Application
    Filed: March 25, 2024
    Publication date: February 20, 2025
    Inventors: Ki Chang Kim, Tae Kun Yun, Sang Jin Hong, Dong Chul Park, Eun Soo Jo, Jin Sung Lee
  • Patent number: 12228567
    Abstract: Disclosed are a colorimetric sensor kit for screening a therapeutic agent for a neurodegenerative disease, capable of easily detecting the degradation of amyloids by a drug, and a method for screening a therapeutic agent for a neurodegenerative disease.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: February 18, 2025
    Assignee: Korea University Research and Business Foundation
    Inventors: Dae Sung Yoon, Dong Tak Lee, In Su Kim, Gyu Do Lee, Hyo Gi Jung, Yong Hwan Kim
  • Patent number: 12225338
    Abstract: A home appliance includes an electrical equipment compartment disposed in an upper portion of the home appliance, and including an upper side that is open, an electrical equipment compartment cover to cover the open upper side of the electrical equipment compartment, and including a speaker hole, a microphone accommodating portion which protrudes upward from an upper side of the electrical equipment compartment cover and including an accommodating space and a front portion that includes microphone holes laterally spaced apart from each other and which face toward a front of the home appliance, a microphone unit including a printed circuit board (PCB) disposed in the accommodation space behind the microphone holes and including microphone chips mounted on the PCB, and a speaker unit disposed in the electrical equipment compartment to correspond to the speaker hole.
    Type: Grant
    Filed: January 30, 2023
    Date of Patent: February 11, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwa-Sung Kim, Dong Hyun Sohn, Ji-Eun Lee