Patents by Inventor Jeong Hoon Choi
Jeong Hoon Choi 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: 20240164081Abstract: A semiconductor device includes a substrate including a logic cell region and a connection region, a dummy transistor on the connection region, an intermediate connection layer on the dummy transistor, the intermediate connection layer including a connection pattern electrically connected to the dummy transistor, a first metal layer on the intermediate connection layer, an etch stop layer between the intermediate connection layer and the first metal layer, the etch stop layer covering a top surface of the connection pattern, and a penetration contact extended from the first metal layer toward a bottom surface of the substrate penetrating the connection region.Type: ApplicationFiled: January 5, 2024Publication date: May 16, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Shaofeng DING, Jeong Hoon AHN, Yun Ki CHOI
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Publication number: 20240154110Abstract: Cathodes and lithium secondary batteries including the cathodes are disclosed. In some implementations, a cathode may include a cathode current collector and a cathode active material layer disposed on the cathode current collector and including cathode active material particles such that the cathode active material layer satisfies a specific equation. The cathode active material particles may include lithium metal oxide particles that include nickel, and may have a mole fraction of cobalt of 0.02 or less with respect to all elements except for lithium and oxygen.Type: ApplicationFiled: August 28, 2023Publication date: May 9, 2024Inventors: Yong Seok LEE, Jeong Hoon JEUN, Jae Ram KIM, Jae Yun MIN, Ki Joo EOM, Myung Ro LEE, Hyun Joong JANG, Je Nam CHOI
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Publication number: 20240148833Abstract: This present invention provides a pharmaceutical composition comprising one or more ACAT inhibitors and one or more GLP-1RAs. It also provides a method for controlling body weight comprising co-administering to a subject in need one or more ACAT inhibitors and one or more GLP-1RAs.Type: ApplicationFiled: November 3, 2023Publication date: May 9, 2024Inventors: Jeong-Hoon KIM, Mu Lim CHOI, Kee-Hong KIM
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Publication number: 20240149109Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.Type: ApplicationFiled: January 10, 2022Publication date: May 9, 2024Applicant: HEXARHUMANCARE CO., LTDInventors: Chang Soo HAN, Ho Jun KIM, Su Hyu PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI, Cheol Woong AHN
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Patent number: 11973179Abstract: A method of manufacturing a cathode active material for a lithium secondary battery according to embodiments of the present invention includes performing a first heat treatment on a first mixture of a transition metal precursor and a lithium precursor at a first calcination temperature to obtain a preliminary lithium-transition metal composite oxide particle; and performing a second heat treatment on a second mixture obtained by adding the lithium precursor to the preliminary lithium-transition metal composite oxide particle at a second calcination temperature which is lower than the first calcination temperature to form a lithium-transition metal composite oxide particle.Type: GrantFiled: September 22, 2021Date of Patent: April 30, 2024Assignee: SK ON CO., LTD.Inventors: Sang Bok Kim, Jik Soo Kim, Jeong Bae Yoon, Seung Ok Lee, Ji Hoon Choi
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Patent number: 11961882Abstract: A semiconductor device includes a semiconductor substrate including a connection region, a pair of epitaxial patterns provided at the semiconductor substrate, a capacitor disposed between the pair of epitaxial patterns, a middle connection layer on the capacitor, an interconnection layer on the middle connection layer, and a through-via provided under the interconnection layer and penetrating the connection region of the semiconductor substrate. The capacitor includes an upper portion of the semiconductor substrate between the pair of epitaxial patterns, a metal electrode on the upper portion of the semiconductor substrate, and a dielectric pattern disposed between the upper portion of the semiconductor substrate and the metal electrode. The through-via is connected to the capacitor through the interconnection layer and the middle connection layer.Type: GrantFiled: September 13, 2021Date of Patent: April 16, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Shaofeng Ding, Jeong Hoon Ahn, Yun Ki Choi
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Publication number: 20240114709Abstract: The quantum dot comprises a ligand which is a copolymer comprising a first repeating unit comprising at least one or more hole transporting functional groups and a second repeating unit comprising at least one or more photocrosslinking functional groups.Type: ApplicationFiled: September 22, 2020Publication date: April 4, 2024Applicants: LG DISPLAY CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Joona BANG, Ki Seok CHANG, Jeong Min MOON, Soon Shin JUNG, Dong Hoon CHOI, Hyung Jong KIM, Jae Wan KO
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Publication number: 20240106728Abstract: An on-device based data analysis system and a method are proposed. According to specific examples of the system and method, when a size of measurement data collected from sensors, processes, or various equipment according to a user request is greater than or equal to an upper limit of a predetermined range of an on-device resource usage rate, the collected measurement data is transmitted to a cloud server to perform noise removal, pre-processing, and analysis on the measurement data on a cloud-basis, and when the size of the measurement data is within the predetermined range of the on-device resource usage rate or is less than a lower limit, the noise removal, pre-processing, and analysis is performed on the measurement data on an on-device basis, so that distributed processing between the on-device processing device and the cloud server is performable, whereby loads on the cloud server may be reduced.Type: ApplicationFiled: December 18, 2020Publication date: March 28, 2024Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Jeong Hoon KANG, Hyo Sub CHOI, Changwoo KIM, Chulseoung CHAE
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Publication number: 20240105556Abstract: A semiconductor device includes a substrate provided with an integrated circuit and a contact, an interlayer dielectric layer covering the integrated circuit and the contact, a through electrode penetrating the substrate and the interlayer dielectric layer, a first intermetal dielectric layer on the interlayer dielectric layer, and first and second wiring patterns in the first intermetal dielectric layer. The first wiring pattern includes a first conductive pattern on the through electrode, and a first via penetrating the first intermetal dielectric layer and connecting the first conductive pattern to the through electrode. The second wiring pattern includes a second conductive pattern on the contact, and a second via penetrating the first intermetal dielectric layer and connecting the second conductive pattern to the contact. A first width in a first direction of the first via is greater than a second width in the first direction of the second via.Type: ApplicationFiled: December 5, 2023Publication date: March 28, 2024Inventors: SHAOFENG DING, JEONG HOON AHN, YUN KI CHOI
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Publication number: 20240097125Abstract: A cathode for a lithium secondary battery includes a cathode current collector, and a cathode active material layer formed on the cathode current collector. The cathode active material layer includes cathode active material particles. The cathode active material particles include a lithium metal oxide particle containing nickel and having a mole fraction of cobalt of 0.02 or less among all elements except lithium and oxygen.Type: ApplicationFiled: July 11, 2023Publication date: March 21, 2024Inventors: Yong Seok LEE, Jeong Hoon JEUN, Jae Ram KIM, Jae Yun MIN, Ki Joo EOM, Myung Ro LEE, Hyun Joong JANG, Je Nam CHOI
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Publication number: 20240086603Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO, LTD.Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
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Publication number: 20240082095Abstract: Disclosed is an exoskeleton-type rehabilitation robot system, including: a body part provided on a chair in which a user sits and provided with a robot arm capable of moving left or right based on the user seated on the chair; a conversion part configured to convert a position of the robot arm with respect to the body part; a driving part configured to articulate the robot arm with respect to the body part; and a controller configured to detect a change in a position of the robot arm and control a left or right driving mode of the driving part according to the position of the robot arm. In accordance with such a configuration, the exoskeleton-type rehabilitation robot system of the present invention is provided integrally with a chair, thereby having excellent space utilization. In addition, the user's initial preparation for rehabilitation training is simple, which can improve efficiency.Type: ApplicationFiled: December 27, 2021Publication date: March 14, 2024Applicant: HEXARHUMANCAR CO., LTDInventors: Chang Soo HAN, Ho Jun KIM, Su Hyun PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI
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Patent number: 11482180Abstract: Disclosed are a device and method for measuring an organic light emitting diode, which measures an amount of energy for compensating for a burn-in of an organic light emitting diode, by sensing a charged voltage of a sensing line connected to the organic light emitting diode. The device for measuring an organic light emitting diode includes an external current source, and is configured to measure an amount of energy for compensating for a burn-in, by sensing a charged voltage of a parasitic capacitor of a sensing line.Type: GrantFiled: February 7, 2018Date of Patent: October 25, 2022Assignee: Silicon Works Co., Ltd.Inventors: Kyung Jik Min, Jeong Hoon Choi, Dong Ju Kim, Jung Bae Yun
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Patent number: 11200841Abstract: A driver of a display device is disclosed. In order to solve a signal processing error likely to occur in an analog-digital converter which processes a pixel sensing signal provided from a pixel of a display panel, the pixel sensing signal is converted, or an input range of the analog-digital converter is corrected.Type: GrantFiled: November 7, 2018Date of Patent: December 14, 2021Assignee: Silicon Works Co., Ltd.Inventors: Dong Ju Kim, Won Kim, Jeong Hoon Choi, Jung Bae Yun, Jeung Hie Choi
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Patent number: 11004370Abstract: A source driver integrated circuit of the present invention comprises: a sensing circuit for receiving a sensing signal for pixels through a sensing line connected to the pixels, converting the sensing signal so as to generate sensing data, and generating a fault signal if an abnormal signal that exceeds an input range is received from the sensing line; and a data driving circuit for receiving, from the data processing circuit, image data which is processed to be compensated according to the sensing data and a data control signal in which the fault signal is reflected, converting the image data so as to generate data voltage, and controlling supply of the data voltage to the pixels according to the data control signal.Type: GrantFiled: July 5, 2018Date of Patent: May 11, 2021Assignee: SILICON WORKS CO., LTD.Inventors: Jeong Hoon Choi, Dong Ju Kim, Su Hun Yang, Jung Bae Yun, Jeung Hie Choi
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Publication number: 20200273403Abstract: A driver of a display device is disclosed. In order to solve a signal processing error likely to occur in an analog-digital converter which processes a pixel sensing signal provided from a pixel of a display panel, the pixel sensing signal is converted, or an input range of the analog-digital converter is corrected.Type: ApplicationFiled: November 7, 2018Publication date: August 27, 2020Applicant: Silicon Works Co., Ltd.Inventors: Dong Ju Kim, Won Kim, Jeong Hoon Choi, Jung Bae Yun, Jeung Hie Choi
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Publication number: 20200184867Abstract: A source driver integrated circuit of the present invention comprises: a sensing circuit for receiving a sensing signal for pixels through a sensing line connected to the pixels, converting the sensing signal so as to generate sensing data, and generating a fault signal if an abnormal signal that exceeds an input range is received from the sensing line; and a data driving circuit for receiving, from the data processing circuit, image data which is processed to be compensated according to the sensing data and a data control signal in which the fault signal is reflected, converting the image data so as to generate data voltage, and controlling supply of the data voltage to the pixels according to the data control signal.Type: ApplicationFiled: July 5, 2018Publication date: June 11, 2020Inventors: Jeong Hoon Choi, Dong Ju Kim, Su Hun Yang, Jung Bae Yun, Jeung Hie Choi
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Publication number: 20200135072Abstract: Disclosed are a device and method for measuring an organic light emitting diode, which measures an amount of energy for compensating for a burn-in of an organic light emitting diode, by sensing a charged voltage of a sensing line connected to the organic light emitting diode. The device for measuring an organic light emitting diode includes an external current source, and is configured to measure an amount of energy for compensating for a burn-in, by sensing a charged voltage of a parasitic capacitor of a sensing line.Type: ApplicationFiled: February 7, 2018Publication date: April 30, 2020Applicant: SILICON WORKS CO., LTD.Inventors: Kyung Jik MIN, Jeong Hoon CHOI, Dong Ju KIM, Jung Bae YUN
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Patent number: 7116017Abstract: Disclosed is a device for reducing deterioration of image quality which can get rid of speckle by equalizing a laser from a light source on a screen by vibrating a reflective mirror installed between the light source and the screen at a predetermined amplitude. The device for reducing deterioration of image quality in a display system using a laser as a light source includes: a reflective mirror formed at the path of light positioned between the light source and a screen, for reflecting the laser; and a driving unit connected to the reflective mirror and vibrating the reflective mirror at a predetermined amplitude by using an electromagnetic force.Type: GrantFiled: March 1, 2005Date of Patent: October 3, 2006Assignee: LG Electronics Inc.Inventors: Chang-Hyeon Ji, Young-Joo Yee, Jeong-Hoon Choi, Seong-Hyok Kim
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Patent number: 7014165Abstract: A flow control valve apparatus using a flow control valve manufactured via micro-machining is provided. The flow control valve has a substrate defining at least one orifice through which a fluid can flow, a support member formed on a first surface of the substrate, at least one flap corresponding to the at least one orifice, a pair of elastic flexures connecting the support member to the at least one flap, and a driving means for displacing the at least one flap between the first and second positions to control fluid flow through the at least one orifice. The support member is formed adjacent to the at least one orifice and the at least one flap extends from the support member to fittingly engage the at least one orifice in a first and second position. Also, the pair of elastic flexures provides an elastic restorative force proportional to a displacement of the at least one flap between the first and second positions.Type: GrantFiled: July 7, 2004Date of Patent: March 21, 2006Assignee: LG Electronics Inc.Inventors: Chang Hyeon Ji, Young Joo Yee, Jeong Hoon Choi