Patents by Inventor Joo-In Kim
Joo-In 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).
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Publication number: 20250148961Abstract: A pixel may include first to third sub-pixels including a first transistor connected to a first power node, a second node, and a first node, a second transistor connected to a data line, the first node, and a first scan line, a third transistor connected to a reference voltage node, the first node, and a second scan line, a fourth transistor connected to a third node, a first initialization voltage node, and a third scan line, a fifth transistor connected to the first power node, the first transistor, and a first emission control line, a sixth transistor connected to the second node, the third node, and a second emission control line, and a first capacitor between the first node and the second node. Any one among reference voltage nodes connected to the first to third sub-pixels may be electrically separated from the other reference voltage nodes.Type: ApplicationFiled: June 14, 2024Publication date: May 8, 2025Inventors: Dong Hwan JEON, Min Woo BYUN, Min Joo KIM, Jong Sik SHIM, Seon I JEONG, Sung Chan HWANG
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POLISHING COMPOSITION FOR SEMICONDUCTOR PROCESS AND MANUFACTURING METHOD OF SUBSTRATE USING THE SAME
Publication number: 20250145860Abstract: A polishing composition for a semiconductor process includes polishing particles, a polishing pad protectant, and a fluorinated surfactant. The polishing composition for the semiconductor process has an Rm/e value of 2.5% or less, which is a ratio of a number of defects derived from an organic substance as calculated by Equation 1 below. Rm / e = Dm De × 100 ? ( % ) [ Equation ? 1 ] In the Equation 1, a De value is a number of defects detected from a top surface of a substrate after polishing the top surface with the polishing composition for the semiconductor process and etching back the top surface, and a Dm value is a number of defects derived from the organic substance among 100 defects randomly selected from the defects detected from the top surface after the polishing and etching back of the top surface. In these cases, polished and etched surfaces can prevent contamination by particles, especially organic particles.Type: ApplicationFiled: November 6, 2024Publication date: May 8, 2025Applicants: SK enpulse Co., Ltd., SK HYNIX INC.Inventors: Deok Su HAN, Jong Young CHO, Woo Joo KIM, Hyun Goo KANG, Dong Kyun LEE -
Publication number: 20250145861Abstract: A polishing composition for a semiconductor process according to one embodiment of the present disclosure includes a polishing particle and a corrosion inhibitor. The corrosion inhibitor includes a first corrosion inhibitor, which is an amino azole-based compound and a second corrosion inhibitor, which is a diazole-based compound. The polishing composition for a semiconductor process has a pH of 2 to 5. A static etch rate for a tungsten film of the polishing composition for a semiconductor process is 6 ?/min or less. When polishing a substrate comprising a tungsten film and the silicon oxide film, such a polishing composition may provide a defect-reduced polished surface while exhibiting excellent polishing rate for a silicon oxide film.Type: ApplicationFiled: November 5, 2024Publication date: May 8, 2025Applicants: SK enpulse Co., Ltd., SK HYNIX INC.Inventors: Deok Su HAN, Jong Young CHO, Woo Joo KIM, Hyun Goo KANG, Dong Kyun LEE
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Publication number: 20250148979Abstract: A display device includes: a light emitting element on a substrate; a first transistor configured to control a driving current flowing in the light emitting element; a second transistor configured to supply a data voltage to the gate electrode of the first transistor based on a first gate signal; a third transistor configured to supply a first reference voltage to the gate electrode of the first transistor based on a second gate signal; a fourth transistor configured to supply a second reference voltage different from the first reference voltage to the drain electrode of the first transistor based on a third gate signal; a fifth transistor configured to supply a driving voltage to the drain electrode of the first transistor based on a first emission signal; and a hold capacitor connected between a second reference line supplying the second reference voltage and the source electrode of the first transistor.Type: ApplicationFiled: August 7, 2024Publication date: May 8, 2025Inventors: Min Joo KIM, Min Woo BYUN, Jong Sik SHIM, Dong Hwan JEON, Seon I JEONG, Sung Chan HWANG
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Patent number: 12293833Abstract: The present invention relates to a technical idea of monitoring a heart condition by analyzing biosignals measured using a sensor device for detecting a heart condition. In a method of monitoring a heart condition according to one embodiment of the present invention, electrocardiogram signals are measured from a user, feature information is extracted by performing machine learning of the time domain of the measured electrocardiogram signals, a plurality of cardiac abnormality type models are determined by performing machine learning of the extracted feature information, classification accuracy for the determined cardiac abnormality type models is calculated, and a cardiovascular disease of the user is determined using the determined cardiac abnormality type models and public cardiovascular disease data based on the calculated accuracy. That is, the present invention relates to a technique for assisting medical diagnosis.Type: GrantFiled: June 11, 2021Date of Patent: May 6, 2025Assignee: Korea University Research and Business FoundationInventors: Dong Joo Kim, Young Tak Kim, Hyun Ji Kim
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Patent number: 12295233Abstract: A display device includes: a display panel including a pixel; and an input sensor on the display panel. The input sensor includes: sensing electrodes; and sensing lines including: a multi-layered area including a first trace line and a second trace line, the first and second trace lines being connected to the sensing electrodes and located at different layers from each other; a single-layer area including a first area and a second area; a first line including the first trace line in the first area, and the second trace line connected to the first trace line in the second area; and a second line adjacent to the first line, the second line including the second trace line in the first area, and the first trace line connected to the second trace line in the second area.Type: GrantFiled: May 3, 2022Date of Patent: May 6, 2025Assignee: Samsung Display Co., Ltd.Inventors: Kiho Bang, Yeri Jeong, Wonjun Choi, Eunhye Kim, Il-Joo Kim, Eunae Jung
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Publication number: 20250130402Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, sequentially arranged from an object side. The imaging lens system satisfies the following conditional expressions: ?2.6<f1/f6<?2.0, and 0.26?f/f4?0.32, where f is a focal length of the imaging lens system, f1 is a focal length of the first lens, f4 is a focal length of the fourth lens, and f6 is a focal length of the sixth lens.Type: ApplicationFiled: August 21, 2024Publication date: April 24, 2025Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyuk Joo KIM, Eun Chong LEE, Kyu Min CHAE
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Patent number: 12283254Abstract: A backlight module includes a pixel driver integrated circuit (PDIC) configured to generate a switch control signal and a pulse control signal, the pulse control signal including timing information and dimming data, a pixel integrated circuit (PIC) configured to generate a pulse modulation signal based on the pulse control signal, a switch group configured to transfer a driving voltage based on the switch control signal, and a backlight unit (BLU) including a first end connected to the switch group and a second end connected to the PIC, the BLU configured to emit light on a panel based on the driving voltage and the pulse modulation signal, where the PDIC is configured to generate the switch control signal and the pulse control signal such that a light emitting diode emits light at a time point at which a pixel of the panel operates.Type: GrantFiled: September 26, 2023Date of Patent: April 22, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sugyeung Kang, Sungmok Lee, Changyeon Cho, Kang Joo Kim, Sunkwon Kim
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Patent number: 12282638Abstract: A display device is disclosed that includes a pixel layer, a touch sensing layer, and a sensing pattern. The pixel layer includes first pixel units, each including first sub-light emitting regions, and second pixel units, each including second sub-light emitting regions. The touch sensing layer includes sensing electrodes, and driving electrodes electrically insulated from the sensing electrodes, at least some of the sensing electrodes and the driving electrodes each includes a dummy pattern defining dummy openings overlapping the first sub-light emitting regions when viewed in a plan view, and a sensing pattern electrically insulated from the dummy pattern and spaced apart from the first sub-light emitting regions and the second sub-light emitting regions when viewed in a plan view.Type: GrantFiled: February 19, 2024Date of Patent: April 22, 2025Assignee: Samsung Display Co., Ltd.Inventors: Changho Lee, Il-Joo Kim, Jong-Hwa Kim, Wonjun Choi
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Publication number: 20250125372Abstract: Disclosed are an all-solid-state battery and a method of manufacturing the same, in which the all-solid-state battery includes a coating layer configured such that the surface of a porous network formed by intertwining fibrous carbon is coated with an inorganic electrolyte, thus improving charge/discharge efficiency and lifespan characteristics thereof.Type: ApplicationFiled: March 13, 2024Publication date: April 17, 2025Inventors: Ji Young Kim, Sam Ick Son, Ki Yoon Bae, Young Jin Jeong, Jo Moon, Gyo Sik Kim, Hae Joo Kim
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Patent number: 12276517Abstract: Disclosed is a gas fuel-based moving object capable of checking the amount of gas filling according to filling specification and method therefor. The moving object includes: a transceiver configured to receive filling specification information of a gas charger; and a processor configured to estimate, based on the filling specification information, a maximum possible filling amount of gas injected to a fuel tank of the moving object and to provide the maximum possible filling amount through a user interface.Type: GrantFiled: July 25, 2022Date of Patent: April 15, 2025Assignees: Hyundai Motor Company, Kia CorporationInventor: Kyoung Joo Kim
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Patent number: 12276694Abstract: A coolant supplying apparatus, which is configured to prevent dew condensation from being generated in a supply of coolant, and a temperature controlling apparatus and a test handler including the same are provided. The coolant supplying apparatus includes a housing having an outlet, a coolant spraying part arranged inside the housing and configured to discharge coolant around the outlet of the housing, and a dry air injection part configured to inject dry air into the housing.Type: GrantFiled: September 13, 2022Date of Patent: April 15, 2025Assignee: SEMES CO., LTD.Inventors: Young Joo Kim, Joo Hyun Seo
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Patent number: 12276555Abstract: A conductive yarn pressure sensor is proposed. The pressure sensor may include a porous fiber layer having predetermined cavities formed therein. The pressure sensor may also include a first sensing electrode made of a first conductive yarn formed on one surface of the porous fiber layer, and a second sensing electrode made of a second conductive yarn formed on the other surface of the porous fiber layer. The first sensing electrode or the second sensing electrode may be provided so as to be in contact with each other in the cavities of the porous fiber layer due to external pressure. According to an embodiment, by having conductive yarn in flexible clothing or textile material, pressure can be sensed by effectively responding to deformation due to external pressure.Type: GrantFiled: July 7, 2022Date of Patent: April 15, 2025Assignee: Korea Electronics Technology InstituteInventors: Won Hyo Kim, Woo Kyeong Seong, Kook Nyung Lee, Su Mi Yoon, Dong Ki Hong, Young Joo Kim, Hye Lim Kang
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Patent number: 12274027Abstract: A heat sink according to an example embodiment comprises: an inlet part through which a refrigerant is introduced; an outlet part through which the refrigerant received from the inlet part is discharged; and a plurality of flow channels disposed between the inlet part and the outlet part, configured to allow the refrigerant to flow, wherein the plurality of flow channels is arranged to have a spirally bent shape, and parts of the plurality of flow channels communicate with each other to allow the refrigerant to circulate between the flow channels.Type: GrantFiled: May 7, 2021Date of Patent: April 8, 2025Assignee: HYOSUNG HEAVY INDUSTRIES CORPORATIONInventors: Young Joo Kim, Yong Soo Kim, Seung Boong Jeong, Jong Yun Choi
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Patent number: 12269115Abstract: A laser processing apparatus according to an exemplary embodiment includes: a light source generating a laser beam; and a light converging unit converging the laser beam to a focal point on an object to be processed, wherein the light converging unit includes a first optical element including a through hole penetrating the first optical element; a second optical element including a first region reflecting the laser beam and a second region transmitting the laser beam; and a third optical element including a focusing lens as a convex lens, a lower surface of the first optical element is a concave mirror, and an upper surface of the second optical element is convex and a lower surface thereof is concave.Type: GrantFiled: October 18, 2019Date of Patent: April 8, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Akifumi Sangu, Hyoung-Joo Kim, Alexander Voronov, Eun Sun Choi, Gyoo Wan Han
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Patent number: 12270108Abstract: The present invention relates to a plated steel sheet having excellent corrosion resistance, workability and surface quality, and at the same time, capable of reducing occurrence of liquid metal embrittlement (LME).Type: GrantFiled: June 18, 2021Date of Patent: April 8, 2025Assignee: POSCO CO., LTDInventors: Il-Ryoung Sohn, Sung-Joo Kim, Tae-Chul Kim, Bong-Hwan Yoo, Myung-Soo Kim, Jong-Sang Kim, Sang-Tae Han, Kwang-Won Kim
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Publication number: 20250104653Abstract: A display device includes a plurality of pixels arranged in a display area of a display panel, and a display driving circuit supplying data voltages and pixel driving control signals to the plurality of pixels to control an image display operation for each of the plurality of pixels. The display driving circuit further supplies an active control voltage that varies proportional to or inversely proportional to a change in temperature of the display panel to at least one thin film transistor included in the plurality of pixels.Type: ApplicationFiled: May 9, 2024Publication date: March 27, 2025Applicant: Samsung Display Co., LTD.Inventors: Dong Hwan JEON, Won Kyu KWAK, Min Joo KIM, Min Woo BYUN, Jong Sik SHIM, Seon I JEONG, Sung Chan HWANG
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Publication number: 20250099342Abstract: The present invention relates to a dental 3Y-TZP zirconia material whose surface is modified by plasma treatment, an implant and a manufacturing method thereof. The 3Y-TZP zirconia material and implant manufactured according to the present invention have improved cell adhesion and antibacterial effects, thereby improving biocompatibility and minimizing inflammatory reactions of the user.Type: ApplicationFiled: September 26, 2024Publication date: March 27, 2025Inventors: Hee-Kyung Kim, ChulHo Kim, SungUn Kang, Seung-Joo Kim, Yu-Kwon Kim, Chang-Koo Kim, Sanghyun You, Dayoung Lee
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Publication number: 20250100944Abstract: The present invention relates to a dental 3Y-TZP zirconia material whose surface is modified by plasma treatment, an implant and a manufacturing method thereof. The 3Y-TZP zirconia material and implant manufactured according to the present invention have improved cell adhesion and antibacterial effects, thereby improving biocompatibility and minimizing inflammatory reactions of the user.Type: ApplicationFiled: September 26, 2024Publication date: March 27, 2025Inventors: Hee-Kyung Kim, ChulHo Kim, SungUn Kang, Seung-Joo Kim, Yu-Kwon Kim, Chang-Koo Kim, Sanghyn You, Dayoung Lee
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Publication number: 20250102760Abstract: A laser device includes a laser source which emits a laser beam, a scanner located on a path of the laser beam emitted from the laser source to control the path of the laser beam, a lens module located on a path of a controlled laser beam to converge the laser beam, and a lens adaptor connecting the lens module to the scanner. The lens module includes a first lens part which accommodates a first lens, a second lens part which accommodates a second lens, and a connecting part located between the first lens part and the second lens part, where the connecting part has a longest diameter greater than a longest diameter of the first lens part and a longest diameter of the second lens part.Type: ApplicationFiled: September 6, 2024Publication date: March 27, 2025Inventors: EUN SU JUN, HAK-MIN KIM, HYOUNG-JOO KIM, YONG GEUN LEE, JONG-HEE LIM, ILYOUNG JEONG