Patents by Inventor Chang Min Kim
Chang 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: 20240174919Abstract: An embodiment of the disclosure provides AgInGaS quantum dots, a method for preparing the same, and an electronic device capable of controlling the emission wavelength according to the composition of Ag, In, and Ga precursors constituting a quantum dot core.Type: ApplicationFiled: November 22, 2023Publication date: May 30, 2024Inventors: Han Byule LIM, Chang Min Lee, Jong Moon Shin, Kyung Soo Kim
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Publication number: 20240169919Abstract: A pixel circuit and a display panel including the same are disclosed. The display panel includes: an individual switch element configured to supply a pixel driving voltage to a first sub-pixel in response to a gate signal; and a shared switch element configured to supply the pixel driving voltage to second and third sub-pixels in response to the gate signal. Each of the individual switch element and the shared switch element is a transistor having a channel width. The channel width of the shared switch element is larger than the channel width of the individual switch element.Type: ApplicationFiled: September 28, 2023Publication date: May 23, 2024Inventors: Ki Min SON, Chang Hee KIM
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Publication number: 20240156324Abstract: A shoe care apparatus includes an inner cabinet, an inlet, an outlet, a connection passage, a heater, a blower, and a desiccant block. The air inside the inner cabinet flows into the connection passage through the inlet, and is discharged back into the inner cabinet through the outlet after being dehumidified by the desiccant block while circulating inside the shoe care apparatus. The heater is located in the inner space of the desiccant block to recycle the desiccant of the desiccant block.Type: ApplicationFiled: March 7, 2022Publication date: May 16, 2024Applicant: LG ELECTRONICS INC.Inventors: Chang Kyu KIM, Kyoung Min CHOI, Soo Chan YU
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Publication number: 20240161981Abstract: A multilayer electronic component includes a body including a capacitance forming portion including a dielectric layer and internal electrodes alternately disposed with the dielectric layer in a first direction and a cover portion disposed on one surface and the other surface of the capacitance forming portion in the first direction, and external electrodes disposed on the body, wherein a secondary phase including Al is disposed at an interface between the internal electrode and the dielectric layer, and the ratio of an area occupied by the secondary phase to an area of the capacitance forming portion is 0.03% or more and 0.40% or less.Type: ApplicationFiled: February 2, 2023Publication date: May 16, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Mun Seong JEONG, Jung Min KIM, Jin Kyung PARK, Chang Soo JANG, Su Ji KANG, Na Young KIM
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Publication number: 20240149498Abstract: An apparatus for molding a pouch includes: a die assembly with a die; a stripper assembly to press and fix both sides of a pouch film disposed on the die; and a punch assembly with a punch to mold an electrode assembly accommodation part in the pouch film. The stripper assembly includes: a stripper disposed at a punch assembly lower portion to press and fix the pouch film; a stripper driving piece at a punch assembly upper portion to provide force so that the stripper presses the pouch film; and a connection part to connect the stripper driving piece to the stripper to transmit the force. The connection part includes: two or more connection rods coupled to the stripper; a connection bar coupled to the stripper driving piece; and a connection piece to connect one or more of the connection rods to the connection bar to transmit the force.Type: ApplicationFiled: November 10, 2021Publication date: May 9, 2024Applicant: LG Energy Solution, Ltd.Inventors: Shin Chul Kim, Kwang Hee Choi, Chang Min Han
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Patent number: 11978829Abstract: A display device including a circuit board, and pixels each including a light emitting structure including epitaxial stacks and having a light emitting area defined by the epitaxial stacks, an encapsulating member covering a side surface and an upper surface of the light emitting structure, bump electrodes disposed on the light emitting structure, at least a portion of each bump electrode overlapping with the light emitting area, and fan-out lines disposed on the encapsulating member and electrically connected to the light emitting structure through the bump electrodes, in which at least a first portion of a surface of the fan-out lines is exposed to the outside to receive electrical signal for independent driving of the light emitting structure, and the first portion of the fan-out lines does not overlap the light emitting area in a plan view.Type: GrantFiled: November 3, 2022Date of Patent: May 7, 2024Assignee: SEOUL VIOSYS CO., LTD.Inventors: Jong Min Jang, Chang Youn Kim
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Publication number: 20240139669Abstract: A method for preparing hydrogen from ammonia by using pressure swing adsorption (PSA) is provided. The method for preparing hydrogen from ammonia, of the present invention, comprises the steps of: generating hydrogen and nitrogen from ammonia gas through a high-temperature reaction by using a catalyst; performing purification by selectively adsorbing unreacted ammonia gas from a gas containing unreacted ammonia and low-purity hydrogen and nitrogen, which are supplied through the high-temperature reaction and cooled; and performing purification by separating high-purity hydrogen from the gas consisting of low-purity hydrogen and nitrogen, wherein purification is carried out by using a carbon molecular sieve (CMS) adsorbent so as to desorb the unreacted ammonia gas through PSA.Type: ApplicationFiled: November 10, 2022Publication date: May 2, 2024Applicants: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGYInventors: Chi-Kyu Ahn, Chang-Houn Rhee, Gook-Hee Kim, Man-Su Lee, Hai-Woong Park, Beom-Sik Kim, Seong-Min Son
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Publication number: 20240136531Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.Type: ApplicationFiled: September 20, 2023Publication date: April 25, 2024Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Ko Eun Kim, Yoon Sung Lee, Chang Hoon Song, Hyeong Jun Choi, Jun Myoung Sheem, Jin Kyo Koo, Young Jun Kim
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Patent number: 11967492Abstract: The present disclosure relates to a thin film manufacturing apparatus including a chamber having an inner process space of a substrate, a substrate support unit connected to the chamber to support the substrate in the chamber, a heat source unit connected to the chamber and disposed opposite to the substrate support unit, a plasma generation unit connected to one side of the chamber to supply radicals between the substrate support unit and the heat source unit, and a baffle connected to the chamber and including a movement passage of the radicals therein and a plurality of first exhaust holes communicating with the movement passage, which are formed in a top surface thereof. The thin film manufacturing apparatus may improve uniformity of the thin film formed on the substrate.Type: GrantFiled: October 6, 2021Date of Patent: April 23, 2024Assignee: AP SYSTEMS INC.Inventors: Byoung Il Lee, Chang Kyo Kim, Chang Min Kwon, Seung Won Yu
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Publication number: 20240128418Abstract: A display device includes a display area including pixel areas; a non-display area; and a pixel provided in each pixel area. The pixel may include first to third areas divided from each other in a direction; first and second sub-electrodes provided in each of the first to third areas, and spaced apart from each other; light emitting elements provided in each of the first to third areas, and disposed between the first and second sub-electrodes; a bridge pattern disposed in each of the first to third areas under the first and second sub-electrodes of the corresponding area with an insulating layer disposed therebetween; a first contact electrode provided in each of the first to third areas on the first sub-electrode of the corresponding area; and a second contact electrode provided in each of the first to third areas on the second sub-electrode of the corresponding area.Type: ApplicationFiled: September 24, 2020Publication date: April 18, 2024Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Il TAE, Hyun Min CHO, Dae Hyun KIM
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Publication number: 20240125908Abstract: A method for manufacturing a LiDAR device is proposed. The method may include providing a LiDAR module including a laser emitting module and a laser detecting module to a target region. The method may also include adjusting, on the basis of first detecting data obtained from the laser detecting module, a relative position of a detecting optic module with respect to the laser detecting module. The method may further include adjusting, on the basis of image data obtained from at least one image sensor, a relative position of an emitting optic module with respect to the laser emitting module.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Inventors: Chan M LIM, Dong Kyu KIM, Chang Mo JEONG, Hoon Il JEONG, Eunsung KWON, Junhyun JO, Bumsik WON, Suwoo NOH, Sang Shin BAE, Seong Min YUN, Jong Hyun YIM
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Publication number: 20240123760Abstract: A method for manufacturing a vehicle wheel includes: a casting process of manufacturing the wheel in a one-piece body having a forming end and a temporary flange protruding at inner and outer sides of the wheel, respectively, wherein the one-piece body further includes a resonance chamber forming groove; a primary shape machining process of forming a stepped part at an outer circumferential side of the resonance chamber forming groove; a flow forming process of bending the forming end to be seated on the stepped part; a friction stir welding process of integrally bonding a portion where the forming end and the stepped part are in close contact with each other; a fine machining process of removing the temporary flange; and a sound-absorbing hole machining process of forming a sound-absorbing hole for communicating between the resonance chamber and an interior space of a tire in the forming end.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Applicants: Hyundai Motor Company, KIA CORPORATION, Hyundai Sungwoo Casting Co., Ltd.Inventors: Jun Min LEE, Young Chan KIM, Min Soo KIM, Young Rae JO, Young Il KIM, Sang Bum PARK, Chang Hak YOO
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Publication number: 20240123784Abstract: A bump stopper can be provided for a vehicle. The bump stopper includes an upper part, a lower part, and a connection member. The upper part and the lower part are stacked vertically and have double density. The connection member is positioned at an interface between the upper part and the lower part to connect the upper part and the lower part.Type: ApplicationFiled: March 3, 2023Publication date: April 18, 2024Inventors: Chang Sin Lee, Sang Hoon Yoo, Jong Min Kim
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Publication number: 20240128555Abstract: A secondary battery having improved impact resistance is provided. The secondary battery includes a battery case comprising an electrode assembly and an electrolyte accommodated in an accommodation part of the battery case. The secondary battery satisfies following Equation (1): Equation (1): W/S?42. In Equation (1), W is an amount of electrolyte per unit capacity of the secondary battery [unit: g/Ah], and S is a product of a total length [unit: m] and a full width [unit: m] of the electrode assembly.Type: ApplicationFiled: October 13, 2023Publication date: April 18, 2024Applicant: LG Energy Solution, Ltd.Inventors: Hyun Jin Kim, Yeon Hwa Wi, Chang Ho Kim, Seon Uk Kim, Jae Min Kim
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Patent number: 11961223Abstract: An apparatus for predicting performance of a wheel in a vehicle: includes a learning device that generates a latent space for a plurality of two-dimensional (2D) wheel images based on a convolutional autoencoder (CAE), extracts a predetermined number of the plurality of 2D wheel images from the latent space, and learns a dataset having the plurality of 2D wheel images and performance values corresponding to the plurality of 2D wheel images; and a controller that predicts performance for the plurality of 2D wheel images based on a performance prediction model obtained by the learning device.Type: GrantFiled: April 20, 2021Date of Patent: April 16, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SOOKMYUNG WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jong Ho Park, Chang Gon Kim, Chul Woo Jung, Sang Min Lee, Min Kyoo Kang, Ji Un Lee, Kwang Hyeon Hwang, Nam Woo Kang, So Young Yoo, Seong Sin Kim, Sung Hee Lee
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Publication number: 20240118196Abstract: In the case of a gas in which several gases are mixed, a type and concentration of the gas may be incorrectly measured when measured using only an optical band-pass filter. The invention of the present application is directed to providing a technology in which a plurality of broadband band-pass filters having overlapping regions are provided to calculate a magnitude of absorption for each wavelength band for light passing through each broadband band-pass filter, thereby identifying the presence of a gas of interest and the presence of a gas other than the gas of interest.Type: ApplicationFiled: September 8, 2023Publication date: April 11, 2024Inventors: Cheol Woo NAM, Byung Yul MOON, Eung Yul KIM, Jae Hwan KIM, Chun Ho SHIN, Kwang Hun PARK, Myun Gu CHOI, Chang Hwang CHOI, Yong Geol KIM, Jae Min JEON
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Publication number: 20240120477Abstract: A positive electrode material for a lithium secondary battery has improved electron conductivity and surface stability because oxidation-treated carbon nanotubes are stably attached to the surface of an active material. According to one embodiment the positive electrode material includes a positive electrode active material core made of a Li—Ni—Co—Mn-M-O-based material (M=transition metal) and an oxidized carbon nanotube coating layer formed on the surface of the positive electrode active material core and including 1% to 3% by weight of oxidation-treated carbon nanotubes (OCNT) relative to 100% by weight of the positive electrode active material core.Type: ApplicationFiled: July 7, 2023Publication date: April 11, 2024Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Chang Hoon Song, Yoon Sung Lee, Ko Eun Kim, Van Chuong Ho, Jun Young Mun
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Patent number: 11956712Abstract: Electronic device includes first wireless communication interface; second wireless communication interface; and controller.Type: GrantFiled: January 10, 2022Date of Patent: April 9, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-woo Lee, Chang-heon Yoon, Jong-min Kim, Sang-hun Park, Sung-min So, Wha-seob Sim, Se-young Oh
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Patent number: 11953273Abstract: Proposed is a heat dissipating device using turbulent flow. In the heat dissipating device, a plurality of block flow paths are formed in parallel inside a block body, a first cap and a second cap are mounted on side surfaces of the respective ends of the block body so as to connect the block flow paths, a working fluid flows into the block flow paths, and the working fluid which has passed through the block flow paths is transferred to the outside. Turbulence generators are mounted inside the block flow paths, and finishing end portions on the respective ends of the turbulence generators are supported by the first cap and the second cap and are positioned inside the block flow paths.Type: GrantFiled: January 28, 2021Date of Patent: April 9, 2024Assignee: HYOSUNG HEAVY INDUSTRIES CORPORATIONInventors: Chang Woo Han, Young Joo Kim, Kang Min Choi, Seung Boong Jeong
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Publication number: 20240103362Abstract: Disclosed herein is a method of printing a nanostructure including: preparing a template substrate on which a pattern is formed; forming a replica pattern having an inverse phase of the pattern by coating a polymer thin film on an upper portion of the template substrate, adhering a thermal release tape to an upper portion of the polymer thin film, and separating the polymer thin film from the template substrate; forming a nanostructure by depositing a functional material on the replica pattern; and printing the nanostructure deposited on the replica pattern to a substrate by positioning the nanostructure on the substrate, applying heat and pressure to the nanostructure, and weakening an adhesive force between the thermal release tape and the replica pattern by the heat.Type: ApplicationFiled: September 19, 2023Publication date: March 28, 2024Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jong Min KIM, Seung Yong LEE, So Hye CHO, Ho Seong JANG, Jae Won CHOI, Chang Kyu HWANG