Patents by Inventor In Su Jeon
In Su Jeon 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: 20250112264Abstract: A negative electrode for a lithium secondary battery includes a carbon-based negative electrode active material and a silicon-based negative electrode active material together as a negative electrode active material. The negative electrode exhibits excellent characteristics of charge and discharge capacity and energy density. Furthermore, the negative electrode has the advantage of exhibiting high charge characteristics and life characteristics during long-term charge and discharge by realizing the alignment (O.Ia) of the carbon-based negative electrode active material after activation in a predetermined range that is lower than the alignment (O.Ir) of the carbon-based negative electrode active material before activation. A lithium secondary battery including the negative electrode is also provided. Further, methods of manufacturing the negative electrode and the lithium secondary battery are also provided.Type: ApplicationFiled: November 27, 2023Publication date: April 3, 2025Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250112263Abstract: A negative electrode for a lithium secondary battery includes a negative electrode active layer divided into a center region, an edge region, and a sliding region on a negative electrode current collector. The lithium precipitation at the end of the negative electrode active layer can be suppressed by the alignment (O.I) of each carbon-based negative electrode active material contained in the center region, the edge region, and the sliding region satisfying Equation 1 and Equation 2. A secondary battery including the same has the advantage of excellent rapid charging performance. A method of manufacturing the negative electrode is also provided.Type: ApplicationFiled: November 27, 2023Publication date: April 3, 2025Applicant: LG Energy Solution, Ltd.Inventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250112262Abstract: Disclosed herein relates to a negative electrode for lithium secondary battery and a method for manufacturing the same. The negative electrode has a structure in which a first negative electrode active layer and a second negative electrode active layer are sequentially stacked on a negative electrode current collector. By controlling alignment (O.I) of the carbon-based active material to be lower in the second negative electrode active layer than in the first negative electrode active layer, and by preparing a low percentage of pores in the second negative electrode active layer, it is possible to have a flow path for the electrolyte to move inside the negative electrode active layer even after the rolling process of the negative electrode active layer. The negative electrode also has a high wetting ability to the electrolyte and high energy density.Type: ApplicationFiled: October 25, 2023Publication date: April 3, 2025Applicant: LG Energy Solution, Ltd.Inventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250108404Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a thickness measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the thickness measuring part measures a thickness of a negative electrode slurry disposed on the electrode sheet. The control part adjusts the separation distance of the first and second magnet parts. The magnetic alignment device measures the thickness of the negative electrode slurry applied on the negative electrode current collector in real time and controls the intensity of the magnetic field by adjusting the separation distance of the magnet part according to the measured negative electrode slurry thickness, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based negative electrode active material contained in prepared negative electrode active layer.Type: ApplicationFiled: September 13, 2023Publication date: April 3, 2025Applicant: LG Energy Solution, Ltd.Inventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Patent number: 12264427Abstract: Disclosed herein is a washing machine that includes a tub disposed in a main body of the washing machine to store water. A circulation apparatus includes a circulation pump operable to circulate the water in and out of the tub. A detergent supply apparatus is coupled to the circulation apparatus to discharge detergent to the circulation apparatus so that operation of the circulation pump causes the discharged detergent to be supplied to the tub.Type: GrantFiled: April 18, 2023Date of Patent: April 1, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong Kwon Kim, Kyung Mok Yoo, Seon Ju Lee, Chul Yong Cho, Jong Su Jeon
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Publication number: 20250100624Abstract: An embodiment side sill of a vehicle includes a side sill outer having a first convex cross section toward an outside of the vehicle, a side sill inner coupled to an inside of the side sill outer and having a second convex cross section toward an inside of the vehicle, and a reinforcement member disposed in a space between the side sill outer and the side sill inner, the reinforcement member including a plurality of thin plates made of a same material as the side sill and joinable to the side sill by welding, the thin plates being joined to each other to define a closed cross section therebetween and disposed in the space.Type: ApplicationFiled: June 13, 2024Publication date: March 27, 2025Inventors: Chang-Un Jeon, Seung-Hyun Kang, Seung-Tae Song, Jang-Won Hong, Yun-Su Jung
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Publication number: 20250105240Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, an alignment measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the alignment measuring part measures an alignment of the carbon-based negative electrode active material with respect to the negative electrode current collector. The control part adjusts the separation distance of the first and second magnet parts based on a degree of the alignment of a carbon-based negative electrode active material. The alignment of the negative electrode active layer dried with the magnetically aligned carbon-based negative electrode active material is measured in real time, and the strength of the magnetic field can be controlled by individually adjusting the spacing distance of the unit magnets according to the alignment of the carbon-based negative electrode active material measured. A method of manufacturing the same is also provided.Type: ApplicationFiled: September 13, 2023Publication date: March 27, 2025Applicant: LG Energy Solution, Ltd.Inventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250105253Abstract: A negative electrode for a lithium secondary battery in which lithium precipitation is suppressed. The negative electrode has a form in which a high degree of alignment of a carbon-based active material contained in a sliding portion of the negative electrode active layer is realized. Accordingly, the negative electrode has an excellent effect of suppressing lithium precipitation at the end of the negative electrode active layer during charging and discharging of the secondary battery, so that a lithium secondary battery including the negative electrode has high safety and can be charged and discharged for a long time under high rate conditions. A lithium secondary battery including the negative electrode is also provided.Type: ApplicationFiled: September 15, 2023Publication date: March 27, 2025Applicant: LG Energy Solution, Ltd.Inventors: Taek Soo Lee, Jin Ho Cho, Jong Su Yoon, Shin Wook Jeon, Young Gon Kim
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Patent number: 12261200Abstract: A semiconductor device including a device isolation region is provided. The semiconductor device includes first active regions disposed on a substrate, and an isolation region between the active regions. The isolation region includes a first portion formed of a first insulating material, and a second portion formed of a second insulating material, having different characteristics from those of the first insulating material. The first portion is closer to the first active regions than the second portion. The second portion has a bottom surface having a height different from that of a bottom surface of the first portion.Type: GrantFiled: October 17, 2023Date of Patent: March 25, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-Chul Sun, Dae Won Ha, Dong Hoon Hwang, Jong Hwa Baek, Jong Min Jeon, Seung Mo Ha, Kwang Yong Yang, Jae Young Park, Young Su Chung
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Publication number: 20250092166Abstract: The present invention relates to a method of preparing a graft polymer, which includes: preparing a second diene-based rubber polymer by enlarging a first diene-based rubber polymer with an acidic group-containing acrylic polymer; preparing a first mixture comprising the second diene-based rubber polymer and a non-ionic emulsifier; and preparing a graft polymer latex by polymerizing an aromatic vinyl-based monomer and a vinyl cyanide-based monomer in the presence of the first mixture.Type: ApplicationFiled: September 23, 2022Publication date: March 20, 2025Applicant: LG CHEM, LTD.Inventors: Moon Ja HWANG, Chang Hoe KIM, Min Su CHAE, Geon Soo KIM, Hee Jung JEON, Hyung Joon KIM
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Publication number: 20250096228Abstract: A negative electrode for a lithium secondary battery in which lithium precipitation is suppressed. The negative electrode implements a high degree of orientation of a carbon-based active material contained in a first region of the negative electrode active layer, so that the effect of suppressing lithium precipitation at an end of the negative electrode active layer during charging and discharging of a secondary battery is excellent. Accordingly, a lithium secondary battery including the negative electrode active layer has high safety, and has the advantage of being able to charge and discharge for a long time under high rate conditions. A lithium secondary battery including the negative electrode is also provided.Type: ApplicationFiled: September 15, 2023Publication date: March 20, 2025Applicant: LG Energy Solution, Ltd.Inventors: Taek Soo Lee, Jin Ho Cho, Jong Su Yoon, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250083505Abstract: A vehicular folding-type loading bay cover includes a cover unit with a plurality of slats. Respective upper end portions of preceding and following slats and respective lower end portions thereof are alternatingly connected, and the cover unit can be folded and unfolded in a loading bay of a vehicle. A main rail is disposed in the vehicular loading bay along a direction in which the cover unit is unfolded, guides the lower end portions of the slats, and guides the upper end portions of the slats in a section where the slats are unfolded. A guide rail branches off from the main rail, is parallel with the main rail in a section where the cover unit is fully folded and guides the upper end portions of the slats when the cover unit is folded.Type: ApplicationFiled: May 7, 2024Publication date: March 13, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Jae-Seung Lee, Hyung-Sik Choi, Gook-Hyun Jeon, Min-Su Kim
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Publication number: 20250087682Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material including an overlithiated lithium manganese-based oxide, which can prevent a rapid decrease in the lifetime of the lithium secondary battery by suppressing and mitigating the elution of transition metals from the lithium manganese-based oxide and reduce gas generation due to side reactions in the battery, and a lithium secondary battery including the same.Type: ApplicationFiled: September 11, 2024Publication date: March 13, 2025Applicant: ECOPRO BM CO., LTD.Inventors: Ra Na LIM, Hyun Su JUNG, Se Hyeon JEON
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Publication number: 20250082526Abstract: A system includes: a pressure measuring device configured to measure an amount of pressure on a bed; an irradiation device configured to press on a body of a user lying on the bed and to irradiate energy towards the user; and a control device configured to control the irradiation device, wherein the control device is configured to: obtain a pressure measurement from the pressure measuring device; and control the irradiation device to stop an operation of the irradiation device based on the pressure measurement exceeding a preset level.Type: ApplicationFiled: September 12, 2024Publication date: March 13, 2025Applicant: JEISYS MEDICAL INC.Inventors: Dong Hwan Kang, Sun Kim, Hyun Sook Lee, Jung Su Jeon, Dae Keon Woo
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Publication number: 20250087549Abstract: In one example, an electronic device includes a substrate including a substrate first side, a substrate second side, and a conductive structure. An electronic component includes a component first side coupled to the conductive structure at the substrate first side, a component second side, and a component lateral side connecting the component first side to the component second side. A lid structure includes a first lid having a first lid side wall coupled to the substrate and a first lid top coupled to the first lid side wall and an opening over the component second side. The lid structure includes second lid with a second lid top coupled to the first lid top and a lid channel coupled to the opening. A thermal interface material is within the opening and covers at least a portion of the component second side. Other examples and related methods are also disclosed herein.Type: ApplicationFiled: September 9, 2023Publication date: March 13, 2025Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Yu Jin JEON, Dong Hyeon PARK, Ji Young JEONG, Young Jun KOO, Dong Su RYU
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Publication number: 20250087690Abstract: A negative electrode for a lithium secondary battery in which lithium precipitation is suppressed. The negative electrode has a form in which a high degree of alignment of a carbon-based active material contained in a region apart from the negative electrode tab of the negative electrode is realized. Accordingly, the negative electrode has an excellent effect of suppressing lithium precipitation at the end of the negative electrode active layer during charging and discharging of the secondary battery, so that a lithium secondary battery including the negative electrode has high safety and can be charged and discharged for a long time under high rate conditions. A lithium secondary battery including the negative electrode is also provided.Type: ApplicationFiled: September 15, 2023Publication date: March 13, 2025Applicant: LG Energy Solution, Ltd.Inventors: Taek Soo Lee, Jin Ho Cho, Jong Su Yoon, Shin Wppk Jeon, Young Gon Kim
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Publication number: 20250074263Abstract: An upper rail device for a seat of a vehicle includes: a lower plate in which a slot is formed, a drive housing mounted on the lower plate, a drive support that passes through the slot for insertion into a curved movement path of a lower rail, a motor with a reducer mounted on an upper surface of the drive housing, a drive shaft connected to an output portion of the reducer, a drive gear mounted on a lower end portion of the drive shaft and engaged with a driven gear mounted within the curved movement path of the lower rail. The upper rail device may be fastened to enable sliding movement along the curved movement path of the lower rail so that the seat can be moved in a diagonal or oblique direction depending on various purposes, which can improve a seat position movement adjustment.Type: ApplicationFiled: March 27, 2024Publication date: March 6, 2025Inventors: Tae Jun Kwon, Hyun Ko, Hyun Kyu Moon, Tae Su Kim, Min Seok Kim, Yeon Jin Jeon, Sang Do Park, Sung Hyun Hwang, Sun Ho Hur, Tae Hyung Kim, Hwan Seok Kim
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Publication number: 20250081858Abstract: A superconducting device includes a frequency-tunable device including a first conductive pad and a second conductive pad which are connected to each other by a Josephson junction, a ferromagnet having a magnetic domain wall, and a control circuit configured to apply a current to the ferromagnet to adjust a position of the magnetic domain wall of the ferromagnet, and to control a resonance frequency of the frequency-tunable device.Type: ApplicationFiled: March 12, 2024Publication date: March 6, 2025Applicant: Samsung Electronics Co., Ltd.Inventors: Dae Yun KIM, Hyeok Shin KWON, In Su JEON
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Publication number: 20250078880Abstract: An apparatus for correcting output impedance of a memory interface driving circuit, the apparatus comprising: a first PD driver including a plurality of first sub PD drivers connected to each other in parallel; a first control unit configured to sequentially change a first control code, the first control code being a combination of control signals for turning the plurality of first sub PD drivers on or off in each pull-down sweep; and a first comparator configured to generate a first output pattern, the first output pattern being a sequence of 0 or 1 representing a result of comparing an output voltage of the first PD driver generated according to the first control code with a first reference voltage, wherein the first control unit determines a first impedance correction code for the memory interface driving circuit from among the sequentially changing first control codes using the first output pattern.Type: ApplicationFiled: September 5, 2024Publication date: March 6, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Min Hyung CHO, Yi Gyeong KIM, Young Deuk JEON, Young Su KWONG, Su Jin PARK
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Publication number: 20250081770Abstract: A display device that includes a substrate; a circuit layer; and an element layer. The substrate may include a display area in which emission areas may be arranged, and a non-display area. In order to deliver data signals to data lines at side edges of the display area, bypass auxiliary lines are used that pass through central portions of the display area to allow for a reduced width of the sub area. A horizontal portion of these bypass auxiliary lines may pass over or under other data lines to reach the edge portion of the display. Therefore, a shielding auxiliary electrode may be disposed between the passed over data lines and the horizontal bypass auxiliary lines at locations where these other data lines overlap in a plan view the horizontal bypass auxiliary lines to reduce crosstalk between the horizontal bypass auxiliary lines and the data lines.Type: ApplicationFiled: March 14, 2024Publication date: March 6, 2025Applicant: Samsung Display Co., LTD.Inventors: Tae Ho KIM, Seung Jun LEE, Yong Su LEE, Jae Woo LEE, Sang Min JEON