Patents by Inventor Young-Wook Lee
Young-Wook 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).
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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: 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: 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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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: 20250100340Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.Type: ApplicationFiled: January 10, 2024Publication date: March 27, 2025Inventors: Jin Hyun KIM, Jang Ho KIM, Dong Wook LEE, Hyung Jin KIM, Eun Suk YOO, Jong Hoon CHOI, Sang Hyun PARK, Seong Eun HONG, Young Jae KIM, Hyeon Jun KIM, In Yong JUNG, Chang Beom KIM
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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: 12260035Abstract: A touch display panel for improving product yield and product reliability and reducing manufacturing cost includes a touch sensor unit disposed on an encapsulation unit, the touch sensor unit including a plurality of touch sensors corresponding to an active area and a touch passivation layer on the plurality of touch sensors, and an antireflection unit disposed on the touch sensor unit, the antireflection unit at least including a black matrix disposed in non-emissive areas of the active area and a bezel area, wherein the antireflection unit and the touch passivation layer overlap the active area and the bezel area and do not overlap at least a pad area of the bezel area, and, in the bezel area, the overlapping area of the antireflection unit is equal to the overlapping area of the touch passivation layer.Type: GrantFiled: December 26, 2020Date of Patent: March 25, 2025Assignee: LG Display Co., Ltd.Inventors: Young-Wook Lee, Jung-Ho Bang, Jeong-Gi Yun, Seon-Hui Hwang, Eun-Young Park, Jong-Han Park, Seung-Hye Cho
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Publication number: 20250091954Abstract: The present invention relates to a sagger for firing a precursor material, and more specifically, to a sagger having a space internally provided to load a precursor material. When used to fire a precursor material, the sagger is capable of not only suppressing the generation of by-products but also enhancing the durability of the main body.Type: ApplicationFiled: December 5, 2024Publication date: March 20, 2025Applicant: ECOPRO BM CO., LTD.Inventors: Hee Youb SONG, Bo Hyun KONG, Su Jin KIM, Hwan Wook KWAK, Min Su JO, Yu Jin NAM, Moon Ho CHOI, In Ho YOON, Seung Ho LEE, Young Woo BYOUN, Soo Bong KIM, Jae Yoon JEONG, Seok Min LEE
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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: 20250087139Abstract: A pixel includes: a light emitting element; a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is to be applied, and a third node electrically connected to the light emitting element; and a bias control transistor configured to be controlled in operating timing thereof by a bias control signal, and configured to switch electrical connection between the second node and a bias power line for transmitting a bias voltage. In one frame period, a voltage level of the bias voltage to be applied to the second node sequentially increases.Type: ApplicationFiled: November 22, 2024Publication date: March 13, 2025Inventors: Se Hyuk PARK, Hong Soo KIM, Young Ha SOHN, Jin Wook YANG, Dong Gyu LEE, Jae Hyeon JEON
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Publication number: 20250079058Abstract: A lens driving device includes a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; and a first magnet disposed opposite to the coil in the housing. The first magnet includes an inner surface facing the coil, and an outer surface disposed at the opposite side to the inner surface. The first magnet includes a first region provided between the inner surface and the outer surface and having a first thickness, and a second region extending from the first region and having a second thickness which is smaller than the first thickness.Type: ApplicationFiled: November 19, 2024Publication date: March 6, 2025Applicant: LG INNOTEK CO., LTD.Inventors: Byung Wook SON, Young Ho KIM, Hyun Joong LEE
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Publication number: 20250070109Abstract: 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: February 27, 2025Applicant: LG ENERGY SOLUTION, LTDInventors: Jong Su Yoon, Taek Soo Lee, Jin Ho Cho, Shin Wook Jeon, Young Gon Kim
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Publication number: 20250070808Abstract: Disclosed is a wake-up circuit including a preprocessing unit that generates a first signal by removing noise from an input signal, a comparison unit that generates a second signal based on the first signal and weight data, an output circuit that generates a power signal based on the second signal and an initialization signal, and a micro control unit (MCU) that generates the initialization signal based on a state signal received from the output circuit. The comparison unit includes a spike neuron network structure that generates the second signal by applying the weight data to the first signal. The output circuit supplies power to an external sensor node in response to the power signal.Type: ApplicationFiled: May 14, 2024Publication date: February 27, 2025Inventors: Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Young Hwan BAE, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE, In San JEON
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Publication number: 20250062058Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a loading amount measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the loading amount measuring part measures a loading amount 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 loading amount of the negative electrode slurry applied on the negative electrode 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 loading amount. A method using the same is also provided.Type: ApplicationFiled: September 13, 2023Publication date: February 20, 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: 12221112Abstract: An apparatus and method for predicting a friction coefficient of a road surface are disclosed. The apparatus includes a microphone that obtains a sound signal around a tire mounted on a vehicle, and a controller that estimates a state and a type of the road surface and a degree of tire wear corresponding to the sound signal around the tire based on a first deep learning model, estimates a peak adjustment factor and an initial inclination adjustment factor of a friction coefficient curve corresponding to the state and the type of the road surface and the degree of tire wear based on a second deep learning model, and predicts the friction coefficient based on the peak adjustment factor and the initial inclination adjustment factor of the friction coefficient curve.Type: GrantFiled: October 7, 2022Date of Patent: February 11, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, INHA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Young Sam Yoon, Jae Hun Lee, Ki Ho Yum, Dong Jin Jang, Sung Wook Hwang, Sang Kwon Lee
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Patent number: 12225757Abstract: A display device capable of reducing a non-display area is disclosed. The disclosed display device includes a first through hole not overlapping with an organic cover layer surrounding at least one hole area disposed within an active area, and a second through hole passing through a substrate. Accordingly, it is possible to minimize a bezel area, which is a non-display area, and to prevent damage to a light emitting stack caused by a stripping process.Type: GrantFiled: September 1, 2022Date of Patent: February 11, 2025Assignee: LG Display Co., Ltd.Inventors: Jeong-Gi Yun, Kyoung-Jin Nam, Young-Wook Lee, Jong-Han Park
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Patent number: 12224425Abstract: A magnetic alignment device for negative electrode and method for manufacturing negative electrode using the same. The magnetic alignment device can measure the loading amount of the negative electrode slurry applied on the negative electrode collector in real time and can easily control the intensity of the magnetic field by adjusting the separation distance of the magnet portion according to the measured negative electrode slurry loading amount, 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: GrantFiled: September 13, 2023Date of Patent: February 11, 2025Assignee: 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: 20250046608Abstract: A method for fabricating a semiconductor device is provided. The method comprises providing a mask which includes first particles, and second particles spaced apart from the first particles, on a surface of the mask, applying a first adhesive over the first particles on the mask, irradiating the first adhesive with light on a first position of the first particles to cure the first adhesive, resulting in a cured first adhesive, forming a first adhesive film from the cured first adhesive in which the first particles are stuck to the first adhesive and removing the first adhesive film on the mask, wherein the first adhesive overlaps a first region of the surface of the mask in which the first particles are disposed, and does not overlap a second region spaced laterally from the first region of the mask.Type: ApplicationFiled: February 14, 2024Publication date: February 6, 2025Inventors: Jin Wook Jung, Young Duk Suh, Sun Moon Kim, Myung-Sik Lee, Seung Hee Lee, Do Hyun Jung
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Publication number: 20250041894Abstract: There is provided a multi-slot die coater in which a step is formed between rear surfaces of die blocks through a fixing block having a step portion. The fixing block has the step portion of a preset height, and any one die block is coupled to the step portion and the other die block is coupled to the other portion than the step portion, and thus the step is naturally formed between the rear surfaces of the die blocks by the coupling of the die blocks to the fixing block. Thus, it is possible to always maintain the distance of the front ends of the die blocks and the substrate, since the fixing block is fixed between the die blocks, once it is set, the coating gap does not change and is maintained during the process, thereby suppressing the widthwise coating gap deviation.Type: ApplicationFiled: October 23, 2024Publication date: February 6, 2025Applicant: LG Energy Solution, Ltd.Inventors: Taek-Soo Lee, Shin-Wook Jeon, Sang-Hoon Choy, Young-Gon Kim