Patents by Inventor Kwang-Min Kim
Kwang-Min 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: 20250151570Abstract: A display device may include a display panel and an input sensor. Mesh lines of the input sensor may include first mesh lines extending in a first direction and second mesh lines extending in a second direction crossing the first direction. The first mesh lines and the second mesh lines may cross each other at a plurality of cross points. In a unit region of the sensing electrode, first cutting points may be defined in the first mesh lines and the second mesh lines, and second cutting points may be defined in the first mesh lines and the second mesh lines.Type: ApplicationFiled: January 7, 2025Publication date: May 8, 2025Inventors: Joong-Soo MOON, Kwang-Min KIM, Yangwan KIM, Keunsoo LEE, Youngjin CHO
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Patent number: 12293711Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: GrantFiled: October 17, 2022Date of Patent: May 6, 2025Assignee: Samsung Display Co., Ltd.Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Publication number: 20250138661Abstract: An input sensing unit including a plurality of first electrodes, which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.Type: ApplicationFiled: December 31, 2024Publication date: May 1, 2025Inventors: Jisu NA, Kwang-min KIM, Kiwook KIM, Yangwan KIM
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Patent number: 12254835Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.Type: GrantFiled: December 19, 2023Date of Patent: March 18, 2025Assignee: Samsung Display Co., Ltd.Inventors: Kwang-Min Kim, Seung-Kyu Lee, Won Kyu Kwak
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Patent number: 12247309Abstract: A ferritic stainless steel with improved corrosion resistance. The ferritic stainless steel with improved corrosion resistance according to an embodiment of the present disclosure includes, in percent (%) by weight of the entire composition, C: 0.02% or less (excluding 0), N: 0.02% or less (excluding 0), Si: 0.5% or less (excluding 0), Mn: 0.3% or less (excluding 0), Cr: 16 to 20%, Ni: 0.4% or less (excluding 0), the remainder of iron (Fe) and other inevitable impurities, and a Cr weight % content of a thickness region from a surface of a passivation film to 3 nm is 1.2 times or more than the Cr weight % content of the stainless base material.Type: GrantFiled: November 1, 2019Date of Patent: March 11, 2025Assignee: POSCO CO., LTDInventors: Kwang Min Kim, Kkoch Nim Oh, Dong-Hoon Kim
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Publication number: 20250060380Abstract: According to an embodiment of the present disclosure, method for inferring a noise level generated in a detection device includes: obtaining optic data with information about light among raw data used for a optic calibration of the detection device, wherein the detection device is used for detecting the presence or absence of a target analyte in a sample based on a signal generated dependent on the presence or absence of the target analyte; and inferring the noise level generated in the detection device by using a pre-trained machine learning model with the optic data as an input data.Type: ApplicationFiled: December 19, 2022Publication date: February 20, 2025Applicant: SEEGENE, INC.Inventors: Kwang Min KIM, Bong Gyun PARK
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Patent number: 12219855Abstract: A display device may include a display panel and an input sensor. Mesh lines of the input sensor may include first mesh lines extending in a first direction and second mesh lines extending in a second direction crossing the first direction. The first mesh lines and the second mesh lines may cross each other at a plurality of cross points. In a unit region of the sensing electrode, first cutting points may be defined in the first mesh lines and the second mesh lines, and second cutting points may be defined in the first mesh lines and the second mesh lines.Type: GrantFiled: May 4, 2023Date of Patent: February 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: Joong-Soo Moon, Kwang-Min Kim, Yangwan Kim, Keunsoo Lee, Youngjin Cho
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Publication number: 20250010691Abstract: A vehicle HVAC system includes a compressor, an interior condenser disposed on the downstream side of the compressor, a water-cooled heat exchanger disposed on the downstream side of the interior condenser, and configured to transfer heat between a refrigerant and a coolant circulating in a coolant system, an exterior heat exchanger disposed on the downstream side of the water-cooled heat exchanger, and configured to transfer heat between the refrigerant and ambient air; a refrigerant heat exchanger configured to transfer heat between the refrigerant discharged from the water-cooled heat exchanger and the refrigerant discharged from the interior condenser, and a first control valve located between the water-cooled heat exchanger and the interior condenser, and configured to allow the refrigerant discharged from the interior condenser to be directed to at least one of the water-cooled heat exchanger, the refrigerant heat exchanger, and the exterior heat exchanger.Type: ApplicationFiled: November 13, 2023Publication date: January 9, 2025Inventor: Kwang Min Kim
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Patent number: 12182350Abstract: An input sensing unit including a plurality of first electrodes, which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.Type: GrantFiled: January 25, 2024Date of Patent: December 31, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jisu Na, Kwang-min Kim, Kiwook Kim, Yangwan Kim
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Publication number: 20240420640Abstract: A display device includes: a display panel including a first area and a second area; and a panel driver configured to drive the display panel, to provide a first mode control signal to pixels in the first area, and to provide a second mode control signal to pixels in the second area, wherein the first area is configured to be driven in a first mode to display an image having a first viewing angle or a second mode to display an image having a second viewing angle narrower than the first viewing angle based on the first mode control signal, and wherein the second area is configured to be driven in the first mode or the second mode based on the second mode control signal.Type: ApplicationFiled: January 10, 2024Publication date: December 19, 2024Inventors: DO YEON HWANG, KWANG-MIN KIM, Inhyeok Yeo
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Publication number: 20240385719Abstract: A display device including a display panel and an input sensor including a sensing region and a wiring region, the input sensor including a first sensing electrode, a second sensing electrode, a first signal line electrically connected to a first end of the first sensing electrode, a second end thereof being electrically isolated, and second and third signal lines electrically connected to ends of the second sensing electrode, respectively, in which a total distance between the ends of the second sensing electrode is greater than that between the ends of the first sensing electrode, the second sensing electrode includes sensor parts formed from a same layer as the first sensing electrode and bridge patterns formed from a different layer from the sensor parts, and each of the first end and the second end of the second sensing electrode is configured to receive a sinusoidal signal.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Inventors: Hyunwoong KIM, Kwang-min KIM, Kiwook KIM, Yangwan KIM, Jisu NA
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Publication number: 20240386820Abstract: A display device includes: a display panel including a pixel connected to a scan line and a data line; a flexible printed circuit board connected to the display panel; a lightning test circuit on the flexible printed circuit board and connected to the data line; and a plurality of resistors adjacent to opposite sides of the lightning test circuit and connected to the lightning test circuit.Type: ApplicationFiled: April 25, 2024Publication date: November 21, 2024Inventors: Inhyeok YEO, KWANG-MIN KIM, KIWOOK KIM, DO YEON HWANG, IL-JOO KIM, MYEONGHEE SEO
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Publication number: 20240361388Abstract: A battery system including: a battery having a plurality of battery cells connected in parallel; a temperature sensor measuring a cell temperature of each of the plurality of battery cells; and a battery management system (BMS). The BMS determines: an estimated cell resistance value corresponding to a measured cell temperature value by using a first look-up table for each of the plurality of battery cells; an estimated cell current value based on the estimated cell resistance value and an estimated cell voltage value estimated during a (N?1)-th estimation period, N being a natural number greater than or equal to 1; an estimated cell capacity corresponding to the estimated cell current value by using a capacity estimation model; and the estimated cell voltage value corresponding to the estimated cell capacity as the estimated cell voltage value during an N-th estimation period using a second look-up table.Type: ApplicationFiled: August 2, 2022Publication date: October 31, 2024Inventor: Kwang Min KIM
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Publication number: 20240306458Abstract: A display device includes a substrate having a first region in which an image is displayed, a second region in which an image is not displayed, and a bending region connecting the first region and the second region. The bending region is configured to bend along a bending axis which extends in a first direction. A plurality of pad terminals is disposed within the second region. A first width of the bending region, measured along the first direction, is narrower than a second width of the second region, measured along the first direction.Type: ApplicationFiled: May 20, 2024Publication date: September 12, 2024Inventors: TAE HOON KWON, WON KYU KWAK, KWANG-MIN KIM, HEY JIN SHIN, SEUNG-KYU LEE
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Patent number: 12080207Abstract: A display device includes a substrate includes a display area having a plurality of pixels, a pad area including a plurality of input pads, and a circuit area positioned between the pad area and the display area; a crack sensor having a first end and a second end, the first end being connected to a first input pad of the plurality of input pads; a first shorting element extending through the pad area, the first shorting element being connected to the second end and extending to an edge of the substrate; a plurality of data lines connected to the plurality of pixels; and a crack sensing circuit including a first switching element having an input terminal connected to the first end and an output terminal connected to a first data line of the plurality of data lines, and a second switching element having an input terminal connected to the second end and an output terminal connected to a second data line of the plurality of data lines.Type: GrantFiled: April 25, 2022Date of Patent: September 3, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kwang-Min Kim, Won Kyun Kwak, Seung-Kyu Lee
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Publication number: 20240281081Abstract: An input sensing unit including a plurality of first electrodes, each of which including a plurality of first main patterns and a plurality of connection patterns disposed between the first main patterns to connect two first main patterns adjacent to each other, a plurality of second electrodes each of which including a plurality of second main patterns and a plurality of connection patterns disposed between the second main patterns to connect two second main patterns adjacent to each other, and a plurality of third electrodes receiving an electrical signal that is different from that received by the second electrode. Each of the third electrodes includes a plurality of third main patterns spaced apart from the second sensing patterns in a plan view and a plurality of third connection patterns disposed between the third main patterns to connect two third main patterns adjacent to each other and spaced apart from the first connection patterns in a plan view.Type: ApplicationFiled: April 26, 2024Publication date: August 22, 2024Inventors: Kiwook Kim, Kwang-Min Kim, Yangwan Kim, Jisu Na
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Patent number: 12058900Abstract: An organic light-emitting display device includes a substrate having a display region and a peripheral region, a plurality of pixels on the substrate in the display region, a first wiring and a second wiring on the substrate in the peripheral region, An insulation layer on the first and second wirings, the insulation layer covering a top surface and a sidewall of each of the first and second wirings, and an encapsulation layer on the plurality of pixels and on the insulation layer.Type: GrantFiled: July 18, 2022Date of Patent: August 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sun-Ja Kwon, Won-Kyu Kwak, Kwang-Min Kim, Byoung-Sun Kim, Hye-Jin Shin
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Publication number: 20240260339Abstract: An organic light-emitting display device includes a substrate having a display region and a peripheral region, a plurality of pixels on the substrate in the display region, a first wiring and a second wiring on the substrate in the peripheral region, An insulation layer on the first and second wirings, the insulation layer covering a top surface and a sidewall of each of the first and second wirings, and an encapsulation layer on the plurality of pixels and on the insulation layer.Type: ApplicationFiled: April 9, 2024Publication date: August 1, 2024Applicant: Samsung Display Co., LTD.Inventors: Sun-Ja KWON, Won-Kyu KWAK, Kwang-Min KIM, Byoung-Sun KIM, Hye-Jin SHIN
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Patent number: 12049688Abstract: The present disclosure relates to austenitic stainless steel with excellent electrical conductivity in which metal copper is formed in a non-conductive passivation film formed on the surface of stainless steel, and a method of manufacturing the same. The austenitic stainless steel with excellent electrical conductivity according to an embodiment of present disclosure includes: a stainless steel base material comprising, in percent (%) by weight of the entire composition, C: 0.1% or less, Si: 0.1 to 1.0% or less, Mn: 0.1 to 2.0% or less, Cr: 15 to 24% or less, Ni: 6 to 12% or less, Cu: 0.5 to 3% or less, the remainder of iron (Fe) and other inevitable impurities; and a passivation film formed on the stainless steel base material, and the passivation film has a thickness of more than 0 and less than or equal to 5 nm, the Cu weight % content in the thickness region between 2 to 3 nm from the surface of the passivation film is 1.5 or more compared to the Cu weight % content of the stainless steel base material.Type: GrantFiled: June 14, 2019Date of Patent: July 30, 2024Assignee: POSCO CO., LTDInventors: Kwang-Min Kim, Mi-Nam Park, Bo-Sung Seo
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Patent number: 12050752Abstract: A display device including a display panel and an input sensor including a sensing region and a wiring region, the input sensor including a first sensing electrode, a second sensing electrode, a first signal line electrically connected to a first end of the first sensing electrode, a second end thereof being electrically isolated, and second and third signal lines electrically connected to ends of the second sensing electrode, respectively, in which a total distance between the ends of the second sensing electrode is greater than that between the ends of the first sensing electrode, the second sensing electrode includes sensor parts formed from a same layer as the first sensing electrode and bridge patterns formed from a different layer from the sensor parts, and each of the first end and the second end of the second sensing electrode is configured to receive a sinusoidal signal.Type: GrantFiled: December 7, 2022Date of Patent: July 30, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyunwoong Kim, Kwang-min Kim, Kiwook Kim, Yangwan Kim, Jisu Na