Patents by Inventor In Ha Hwang
In Ha Hwang 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: 20240136604Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Won Hyeok LEE, Hyung Jin HWANG, Seong Ha CHA, Ui Yong JEONG, In Cheol SHIN
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Publication number: 20240136673Abstract: A secondary battery having weldability between a current collector plate and an electrode uncoated portion by increasing an absorption rate of a laser beam irradiated onto the current collector plate. The secondary battery includes an electrode assembly including a first electrode plate having a first electrode-uncoated portion protruding to one side, a second electrode plate having a second electrode-uncoated portion protruding to an opposite side, and a separator between the first and second electrode plates; a case accommodating the electrode assembly and having a bottom surface and long and short side surfaces extending upward from the bottom surface; and a first current collector plate having a flat portion, parallel to a short side surface, that is laser-welded to the first electrode-uncoated portion, and a protrusion portion protruding from the flat portion toward the short side surface. A surface treatment part is on the flat portion.Type: ApplicationFiled: June 26, 2023Publication date: April 25, 2024Inventors: Ha Ram YEO, In Hyun HWANG, Bum Rae KIM
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Patent number: 11962300Abstract: An input/output circuit may include an input circuit, an amplifier circuit and a precharging circuit. The input circuit may load differential input data to setup nodes based on a data strobe clock. The amplifier circuit may compare and amplify the data that is loaded to the setup nodes and configured to output the amplified data. The precharging circuit may precharge the setup nodes based on the data strobe clock and the differential input data.Type: GrantFiled: January 27, 2021Date of Patent: April 16, 2024Assignee: SK hynix Inc.Inventors: Jaehyeong Hong, Yo Han Jeong, Jin Ha Hwang, Junseo Jang
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Publication number: 20240097685Abstract: A buffer circuit includes a power control circuit, an inverting circuit, and a voltage adjustment circuit. The power control circuit is configured to provide voltages based on an input signal and a mode signal, and the inverting circuit is configured to receive and invert the voltages to generate an output signal. The voltage adjustment circuit is configured to adjust voltage levels based on the mode signal and the output signal.Type: ApplicationFiled: November 21, 2023Publication date: March 21, 2024Applicant: SK hynix Inc.Inventors: Jin Ha HWANG, Soon Sung AN, Junseo JANG, Jaehyeong HONG
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Patent number: 11932993Abstract: A paper coating composition, methods for making the same, and a coated paper. The paper coating composition comprises a solvent, an ethylene-(meth)acrylic acid copolymer, a basic compound, and a polycarbodiimide-based curing agent, wherein the polycarbodiimide-based curing agent has a carbodiimide group equivalent of about 150 to about 350. The coating of the coated paper likewise comprises an ethylene-(meth)acrylic acid copolymer crosslinked by N-acylurea groups.Type: GrantFiled: May 26, 2023Date of Patent: March 19, 2024Assignees: SK Innovation Co., Ltd., SK Geo Centric Co., Ltd.Inventors: Dong Hyun Woo, Sang Ha Son, Ji Hyeon Choi, Bu Yeon Hwang
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Publication number: 20240081722Abstract: A method of identifying dementia is disclosed that includes causing a user terminal to display an N-th screen including a plurality of objects. The user terminal may further display an N+1-th screen with the objects rearranged at positions on the N+1-th screen which are different from positions of the objects included in the N-th screen when an N-th selection input of selecting any one from among the objects included in the N-th screen is received. When an N+1-th selection input for selecting any one from among the objects included in the N+1-th screen is received, a third task of determining whether an answer of the N+1-th selection input is correct is performed based on whether the object selected from the N+1-th selection input is the same as at least one object selected from at least one previous selection input including the N-th selection input.Type: ApplicationFiled: July 7, 2022Publication date: March 14, 2024Applicant: HAII corp.Inventors: Ho Yung KIM, Geon Ha KIM, Bo Hee KIM, Dong Han KIM, Hye Bin HWANG, Chan Yeong PARK, Ji An CHOI, Bo Ri KIM
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Publication number: 20240088361Abstract: A lithium secondary battery includes a cathode including a cathode current collector and a cathode active material layer formed on the cathode current collector, and an anode including an anode current collector and an anode active material layer formed on the anode current collector. The anode active material layer has an area larger than that of the cathode active material layer. The cathode active material layer includes a central portion and an outer portion surrounding the central portion, and the outer portion has a specific capacity less than that of the central portion.Type: ApplicationFiled: November 20, 2023Publication date: March 14, 2024Inventors: Ji Hyung KIM, Young Ha KIM, Sang Bin LEE, Ho Jin HWANG
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Patent number: 11928363Abstract: A method of operating a host device to control a storage device which includes a register is provided. The method includes: providing the storage device with a partial array refresh setting indicating a non-masking segment among a masking segment and the non-masking segment; providing a refresh command to the storage device; and providing a write command for the masking segment to the storage device to control the storage device to store data while a partial array refresh is performed in the storage device based on the refresh command.Type: GrantFiled: April 5, 2022Date of Patent: March 12, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jun Ha Hwang, Chul-Hwan Choo, Gye Sik Oh, Young Bin Lee, Sung Won Jo
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Publication number: 20240079748Abstract: In some implementations, is provided a battery cell, and battery module and battery pack including the same including: an electrode assembly in which a plurality of polar plates are stacked; a case having an internal space in which the electrode assembly is accommodated; a cap assembly coupled to the case and having a terminal disposed therein; and a connection pin configured to electrically connect the electrode assembly and the terminal, wherein the terminal includes: a rivet having an insertion hole into which the connection pin is inserted; and a terminal portion coupled to the rivet.Type: ApplicationFiled: August 22, 2023Publication date: March 7, 2024Inventors: Jae Sik SHIN, Seung Hoon JU, Jae Gyu BYUN, Gi Jeong SEO, Dong Ha HWANG
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Publication number: 20240072330Abstract: An eco-friendly power source, such as a battery module for a transportation vehicle includes a first sub-module and a second sub-module each including a plurality of battery cells; a lower cover supporting the first sub-module and the second sub-module; a connection member coupled to the first sub-module and the second sub-module, respectively; and a cooling plate coupled to the lower cover and forming a flow path through which a refrigerant can flow, wherein at least a portion of the flow path is disposed to oppose the connection member with the lower cover interposed therebetween.Type: ApplicationFiled: March 15, 2023Publication date: February 29, 2024Inventors: Ho Yeon KIM, Myeong Jin SON, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE, Dong Ha HWANG
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Publication number: 20240041358Abstract: The present disclosure is directed to relates to systems and methods for evaluating tissue using high intensity focused ultrasound (HIFU) energy. In one embodiment, for example, a system for treating a patient comprises an ultrasound source configured to deliver HIFU energy to a target tissue mass of the patient and a function generator operably coupled to the ultrasound source for initiating a pulsing protocol for delivering the HIFU energy. The system further comprises a controller configured to perform operations comprising applying HIFU energy to induce cavitation in the target tissue mass and cause a biomarker to be released, comparing a baseline concentration of the biomarker from a first fluid sample to a concentration of the biomarker in a second fluid sample within 2 hours after applying HIFU, and repeating the applying and comparing until the concentration of the biomarker in the fluid sample falls below a threshold value.Type: ApplicationFiled: January 6, 2023Publication date: February 8, 2024Inventors: John R. Chevillet, Tatiana D. Khokhlova, George R. Schade, Joo Ha Hwang, Muneesh Tewari
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Publication number: 20240049533Abstract: Disclosed is a fiber-type organic light-emitting display panel including multiple element fibers extending in a first direction; and multiple wire fibers extending in a second direction, the multiple wire fibers being woven with the multiple element fibers, wherein each element fiber includes a core fiber, a light-emitting element and a driving element mounted on the core fiber, a first contact pad disposed in an area adjacent to the light-emitting element so as to electrically connect a first electrode layer of the light-emitting element and a first wire fiber, a second contact pad disposed in an area adjacent to the driving element so as to electrically connect a first electrode of the driving element and a second wire fiber, and a third contact pad disposed in an area adjacent to the driving element so as to electrically connect a second electrode of the driving element and a third wire fiber.Type: ApplicationFiled: March 13, 2023Publication date: February 8, 2024Inventors: Kyung Cheol Choi, Yong Ha Hwang, Chan Young Kim, Seong Uk Kong
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Patent number: 11878190Abstract: Disclosure are a triboelectric generator including a nano-composite life-limited via selective ultrasound application thereto, and a neurostimulation therapy device using the same. Disclosure are a life-limited nano-composite that initiates biodegradation thereof upon application of focused ultrasound thereto, and to a neurostimulation therapy device for peripheral neuropathy treatment using an ultrasound-driven triboelectric generator based on the life-limited nano-composite. The device has a power source that is harmless to a human body and performs nerve stimulation treatment using this power source, and then causes biodegradation at a desired timing after the treatment is completed.Type: GrantFiled: November 1, 2021Date of Patent: January 23, 2024Assignee: ENERGY MINING CO., LTDInventors: SangWoo Kim, Min Ki Kang, Bo Sung Kim, Joon Ha Hwang, So Hee Kim, Young Jun Kim, Dong Min Lee, Jae Hwan Jung, Hyoung Taek Kim, Dong Hyeon Kang, Ji Hyun Park
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Patent number: 11843373Abstract: A buffer circuit includes a power control circuit, an inverting circuit, and a voltage adjustment circuit. The power control circuit is configured to provide voltages based on an input signal and a mode signal, and the inverting circuit is configured to receive and invert the voltages to generate an output signal. The voltage adjustment circuit is configured to adjust voltage levels based on the mode signal and the output signal.Type: GrantFiled: October 29, 2021Date of Patent: December 12, 2023Assignee: SK hynix Inc.Inventors: Jin Ha Hwang, Soon Sung An, Junseo Jang, Jaehyeong Hong
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Publication number: 20230397476Abstract: Embodiments provide a light emitting element that includes a base layer, a first electrode disposed on the base layer, a second electrode facing the first electrode, and functional layers disposed between the first electrode and the second electrode. The first electrode includes a first layer disposed on the base layer, and a second layer disposed on the first layer and including a reflective metal. Photonic crystal pore patterns, each spaced apart along a first direction and extending along a second direction crossing the first direction, are defined between the base layer and the first layer.Type: ApplicationFiled: April 24, 2023Publication date: December 7, 2023Applicants: Samsung Display Co., Ltd., KOREA UNIVERSITY Research and Business FoundationInventors: YOUNGTAK LEE, Seungwon LEE, Byeong-Kwon JU, Jaewon PARK, Jun-Young PARK, JAE YOUNG LEE, Young Hyun HWANG, Ha HWANG
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Patent number: 11830997Abstract: A secondary battery may include a cell body member accommodating an electrode assembly therein; and a heat conductive member disposed between the cell body member and a cooling plate member to form a heat path for transferring heat from the cell body member, wherein the heat conductive member is in contact with the cooling plate member, and wherein a contact area of the cooling plate member and the heat conductive member is smaller than a cross-sectional area of the cell body member parallel to a thickness direction of the electrode assembly.Type: GrantFiled: July 23, 2020Date of Patent: November 28, 2023Assignee: SK ON CO., LTD.Inventors: Dong Ha Hwang, Seok Min Kim, Myeong Hwan Ma, Seo Roh Rhee, Hae Ryong Jeon, Seung Hoon Ju, Yang Kyu Choi
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Publication number: 20230369691Abstract: A pouch bag that can be opened and closed during the degassing process and a pouch type secondary battery comprising the same, which has an economical effect because the pouch bag surplus portion to be discarded after the degassing process does not occur. This results in a reduction of waste material in the manufacturing process.Type: ApplicationFiled: July 15, 2022Publication date: November 16, 2023Applicant: LG Energy Solution, Ltd.Inventors: Yoonwoo Park, Jin Ha Hwang, Hyeon Woo Jang
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Publication number: 20230363201Abstract: A light-emitting element includes a first electrode, an insulating layer including a plurality of sub-insulating layers disposed on the first electrode, spaced apart from each other by a distance in the first direction, and having a bar shape extending in the second direction substantially perpendicular to the first direction, a hole transport region disposed on the insulating layer and including a contact portion in contact with the first electrode, and a non-contact portion not contacting the first electrode, a light-emitting layer disposed on the hole transport region and including a light-emitting portion overlapping the contact portion in a plan view, and a diffusion portion overlapping the non-contact portion in a plan view, an electron transport region disposed on the light-emitting layer, and a second electrode disposed on the electron transport region.Type: ApplicationFiled: March 24, 2023Publication date: November 9, 2023Applicants: Samsung Display Co., Ltd., KOREA UNIVERSITY Research and Business FoundationInventors: YOUNGTAK LEE, Jun-Young PARK, Seungwon LEE, Byeong-Kwon JU, JAE YOUNG LEE, Jaewon PARK, Young Hyun HWANG, Ha HWANG
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Patent number: 11799481Abstract: The present technology may include: a first logic gate coupled to an internal voltage terminal and configured to receive data and invert and output the data according to a first enable signal; and a second logic gate coupled to the internal voltage terminal and configured to invert an output of the first logic gate and to output an inverted output as a first buffer signal according to the first enable signal, and configured to compensate for a duty skew of the first buffer signal according to a level of an external voltage.Type: GrantFiled: December 13, 2021Date of Patent: October 24, 2023Assignee: SK hynix Inc.Inventors: Jin Ha Hwang, Yo Han Jeong, Eun Ji Choi
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Patent number: 11799148Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of secondary battery cells; and a housing member including a cooling plate member, and a heat conductive member provided between the secondary battery cells and the cooling plate member to form a heat path for transferring heat from the secondary battery cells to the cooling plate member, the housing member having the plurality of secondary battery cells accommodated therein, wherein the heat conductive member is comprised such that a portion of the heat conductive member in contact with a secondary battery cell that is supercooled has a lower thermal conductivity than a remaining portion of the heat conductive member.Type: GrantFiled: December 15, 2022Date of Patent: October 24, 2023Assignee: SK ON CO., LTD.Inventors: Hae Ryong Jeon, Seok Min Kim, Myeong Hwan Ma, Seo Roh Rhee, Seung Hoon Ju, Yang Kyu Choi, Dong Ha Hwang