Patents by Inventor Dong Hyeok AN
Dong Hyeok AN 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: 20250021549Abstract: Provided are a generator and method of generating a structured query language (SQL) conversion model which converts a natural language query into a SQL query. The method includes labeling, by a training data manager, each of a plurality of keywords included in a second natural language query with a tag, the tag is a first tag means a meaningless keyword in an SQL conversion of a second tag means a meaningful keyword in the SQL conversion; converting, by a SQL converter, the second natural language query into a second SQL query by using the SQL conversion model based on the second natural language query, tags labeled for each of the plurality of keywords included in the second natural language, and a database schema; and training, by a SQL conversion model trainer, the SQL conversion model based on a loss value calculated by comparing the second SQL query and a third SQL query corresponding to the second natural language query.Type: ApplicationFiled: September 30, 2024Publication date: January 16, 2025Applicant: 42Maru Inc.Inventors: Dong Hwan KIM, Han Soo KIM, Ah Rim SOHN, Jun Hyeok PARK, In Je SEONG, Sun Young Lee
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Publication number: 20250024159Abstract: An image signal processor includes a first determiner and a pixel interpolator. The first determiner compares a target gradient combination for a target kernel including a target pixel with a reference gradient combination for each of a plurality of corner patterns to calculate a similarity score, and determines at least one corner pattern based on the calculated similarity score. The pixel interpolator interpolates the target pixel using pixel data of interpolation pixels determined based on the corner pattern.Type: ApplicationFiled: February 5, 2024Publication date: January 16, 2025Applicant: SK hynix Inc.Inventors: Cheol Jon JANG, Dong Ik KIM, Jun Hyeok CHOI
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Publication number: 20250003060Abstract: Provided is a method for forming a SiCN thin film. The method includes the steps of: loading a target wafer onto a chuck heater located inside a chamber; operating the chuck heater to allow the target wafer to be heated to a target deposition temperature in the range of 200 to 550° C.; setting a target process pressure in the chamber to 2.0 to 10.0 Torr; and injecting a gas for plasma excitation and first and second reaction gases for forming the SiCN thin film into the chamber set to the target deposition temperature and the target process pressure to allow the SiCN thin film to have a refractive index in the range of 1.80 to 2.40.Type: ApplicationFiled: December 9, 2021Publication date: January 2, 2025Inventors: Geun-ho KIM, Jong-sin HYUN, Won-jung KIM, Dong-hyeok CHOI, Gwang-won SEO
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Publication number: 20240420436Abstract: Disclosed are an electronic system for performing control over a virtual reality space, an electronic device, and a method for operating same. The disclosed electronic system comprises: an electronic device which receives, as one or more touch gestures, control of a virtual reality space and/or an object within the virtual reality space and displays a first screen according to a corresponding first view frustum within the virtual reality space; and an HMD which is worn on the user's head and displays a second screen of the virtual reality space according to the head direction of the user at a time point corresponding to the second view frustum within the virtual reality space.Type: ApplicationFiled: December 2, 2021Publication date: December 19, 2024Applicant: Korea Advanced Institute of Science and TechnologyInventors: Seok Hyung BAE, Joon Hyub LEE, Jae Ho SUNG, Dong Hyeok MA, Han Bit KIM, Sang Hyun LEE
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Patent number: 12169212Abstract: Proposed are a probe head for testing, through a probe, a pattern formed on a wafer, and a probe card having the same. More particularly, proposed are a probe head in which formation of a guide hole into which a probe is inserted and insertion of the probe therein are facilitated, and a probe card having the same.Type: GrantFiled: March 23, 2021Date of Patent: December 17, 2024Assignee: POINT ENGINEERING CO., LTD.Inventors: Bum Mo Ahn, Sung Hyun Byun, Dong Hyeok Seo
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Patent number: 12161046Abstract: The present disclosure relates to an organic light emitting diode that includes at least one emitting material layer including an anthracene-based host and a boron-based dopant, at least one electron blocking layer including an amine-based compound substituted with at least one fused aromatic or hetero aromatic ring, and optionally at least one hole blocking layer including an azine-based compound or a benzimidazole-based compound. The organic light emitting diode has enhanced luminous efficiency as well as excellent luminous lifetime.Type: GrantFiled: December 21, 2019Date of Patent: December 3, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Seung Hee Yoon, In Bum Song, Jin Ho Park, Dong Hyeok Lim
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Patent number: 12135338Abstract: Proposed are a probe head for testing, through a probe, a pattern formed on a wafer, and a probe card having the same. More particularly, proposed are a probe head in which formation of a guide hole into which a probe is inserted and insertion of the probe therein are facilitated, and a probe card having the same.Type: GrantFiled: March 23, 2021Date of Patent: November 5, 2024Assignee: POINT ENGINEERING CO., LTD.Inventors: Bum Mo Ahn, Sung Hyun Byun, Dong Hyeok Seo
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Patent number: 12123530Abstract: A coupling bushing includes a bushing body and a retainer for locking a coupling plug into the bushing body. The bushing body has a connecting section and a coupling section, wherein the connecting section and the coupling section are fluidically connected with each other via an inner channel. A bushing valve is arranged in the inner channel (8), wherein the bushing valve (10a) comprises a valve holder, an axially movable valve body and a valve seat. The retainer has at least one latching element, wherein the at least one latching element has a resiliently elastic design. The at least one latching element is designed to engage with a coupling plug.Type: GrantFiled: October 7, 2022Date of Patent: October 22, 2024Assignee: Hanil Tube CorporationInventors: Seong-hwa Choo, Sung-ryong Eom, Dong-hyeok Lee, Iris Barthel, Paul Polinski, Kay Bube, André Häckel
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Publication number: 20240341172Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host, a second host and a first blue dopant and positioned between the first and second electrodes, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.Type: ApplicationFiled: June 14, 2024Publication date: October 10, 2024Applicant: LG DISPLAY CO., LTD.Inventors: In-Bum SONG, Seung-Hee YOON, Shin-Han KIM, So-Young JANG, Jin-Ho PARK, Dong-Hyeok LIM, Yoon-Deok HAN
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Publication number: 20240320784Abstract: A method of compensating a display device includes: displaying a first display image of a calibration pattern; generating a first photograph image of the calibration pattern by capturing the first display image; generating a measurement representative position data corresponding to the calibration pattern by measuring the first photograph image; generating a third-order fitting representative position data by performing a two-dimensional third-order fitting; displaying a second display image of a full white display; generating a second photograph image of the full white display by capturing the second display image; generating a first crop image by performing a size adjustment based on the third-order fitting representative position data; calculating a luminance compensation value by comparing a measured luminance of the first crop image with a target luminance; and generating a compensated image data by applying the luminance compensation value to an image data.Type: ApplicationFiled: June 3, 2024Publication date: September 26, 2024Inventors: Min-Gyu Choi, Se-Jin Lee, Dong-Hyeok Kim
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Publication number: 20240304039Abstract: Various embodiments of the present disclosure relate to a system for analyzing an operation cause of a crash safety control logic of a vehicle an operation method thereof.Type: ApplicationFiled: March 8, 2023Publication date: September 12, 2024Applicants: Hyundai Motor Company, Kia Corporation, Seoul National University R&DB FoundationInventors: Hyung Wook PARK, Sung Roh YOON, Dong Hyeok LEE
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Patent number: 12082494Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host, a second host and a first blue dopant and positioned between the first and second electrodes, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.Type: GrantFiled: December 21, 2019Date of Patent: September 3, 2024Assignee: LG Display Co., Ltd.Inventors: In-Bum Song, Seung-Hee Yoon, Shin-Han Kim, So-Young Jang, Jin-Ho Park, Dong-Hyeok Lim, Yoon-Deok Han
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Publication number: 20240264089Abstract: A marking system is provided for identifying defects of an electrode sheet including that includes an active material layer coated with an electrode active material and a non-coating portion disposed at one side in a width direction of the active material layer. The marking system for identifying the defects of the electrode sheet may include: a vision sensor configured to detect the defects of the electrode sheet; a heater disposed behind the vision sensor in a moving direction of the electrode sheet, the heater being configured to heat the non-coating portion when the defects are detected by the vision sensor; a marker configured to mark ink on an area corresponding to each defect on the non-coating portion heated by the heater; and a blower disposed behind the marker in the moving direction of the electrode sheet to dry the ink on the area.Type: ApplicationFiled: April 7, 2022Publication date: August 8, 2024Applicant: LG Energy Solution, Ltd.Inventors: Dong Hyeok Shin, Sang Hoon Choy, Jeong Soo Seol, In Sang Cho
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Patent number: 12039691Abstract: A method of compensating a display device includes: displaying a first display image of a calibration pattern; generating a first photograph image of the calibration pattern by capturing the first display image; generating a measurement representative position data corresponding to the calibration pattern by measuring the first photograph image; generating a third-order fitting representative position data by performing a two-dimensional third-order fitting; displaying a second display image of a full white display; generating a second photograph image of the full white display by capturing the second display image; generating a first crop image by performing a size adjustment based on the third-order fitting representative position data; calculating a luminance compensation value by comparing a measured luminance of the first crop image with a target luminance; and generating a compensated image data by applying the luminance compensation value to an image data.Type: GrantFiled: November 11, 2022Date of Patent: July 16, 2024Assignee: LG Display Co., Ltd.Inventors: Min-Gyu Choi, Se-Jin Lee, Dong-Hyeok Kim
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Patent number: 12007053Abstract: A quick connector coupling for making a severable connection with a male member and a female tube in a fluid line includes a connector body having a through bore for receiving the male member having a tubular shape sized to extend into the through bore of the connector body and having an upset, a retainer releasably securing the male member within the connector body, and a verifier including a conductor and moving between a verified position and an unverified position inside the connector body. The connector body includes a radio frequency identification (RFID) chip and an antenna electrically connected to the RFID chip to form a first circuit. In the unverified position of the verifier, the RFID chip electrically connected to the antenna sends an unverified signal through the antenna, and when the verifier is moved in the verified position, the RFID chip sends a verified signal through the antenna.Type: GrantFiled: September 22, 2021Date of Patent: June 11, 2024Assignee: TI GROUP AUTOMOTIVE SYSTEMS, LLCInventors: Cody Rydin, Rick Pepe, David Gabbey, Alexis Rogers, Seong-Hwa Choo, Jeong-Ho Lim, Dong-Hyeok Lee
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Patent number: 11981939Abstract: Provided are an enzyme complex for decomposing polyethylene terephthalate (PET), a method for decomposing waste plastic using the enzyme complex, and a manufacturing method of the enzyme complex. According to the present disclosure, since the enzyme complex is a complex form of Ideonella sakaiensis-derived PETase and Candida Antarctica-derived lipase (CALB) by dockerin-cohesin binding and is simultaneously applicable to a substrate to be decomposed, it is possible to exhibit a synergistic effect on the decomposition of polyethylene terephthalate. In addition, it is possible to provide a stable enzyme complex of decomposing polyethylene terephthalate by providing a mini-scaffolding protein obtained by miniaturizing cellulosome as a scaffolding protein.Type: GrantFiled: September 20, 2022Date of Patent: May 14, 2024Assignee: Korea University Research and Business FoundationInventors: Sung Ok Han, Dong Hyeok Hwang
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Publication number: 20240116501Abstract: A collision safety control system includes a memory storing a collision safety model having a deep learning-based collision safety control logic. The collision safety control system also includes a processor electrically connected to the memory. The processor is configured to, in accordance with the collision safety control logic, train, based on at least one signal including pre-collision data and post-collision data, the collision safety model such that the collision safety model outputs a collision type and a required time-to-fire (RTTF) of passenger protection equipment corresponding to the at least one signal.Type: ApplicationFiled: October 6, 2023Publication date: April 11, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Seoul National University R&DB FoundationInventors: Hyung Wook Park, Sung Roh Yoon, Dong Hyeok Lee
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Patent number: 11950500Abstract: The present disclosure relates to an organic light emitting diode that includes at least one emitting material layer including an anthracene-based host and a boron-based dopant, at least one electron blocking layer including an amine-based compound substituted with at least one polycyclic aryl group, and optionally at least one hole blocking layer including an azine-based compound or a benzimidazole-based compound. The organic light emitting diode has enhanced luminous efficiency as well as excellent luminous lifetime.Type: GrantFiled: December 21, 2019Date of Patent: April 2, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Seung Hee Yoon, In Bum Song, Jin Ho Park, Dong Hyeok Lim
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Patent number: 11943985Abstract: Discussed are a light-emitting device and a light-emitting display device having improved efficiency and increased lifespan. A plurality of stacks is provided between an anode and a cathode for at least a subpixel to emit a predetermined color, and emissive layers in different stacks include the same color-based materials having different luminous properties.Type: GrantFiled: June 7, 2021Date of Patent: March 26, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Jin Ho Park, Kyu Il Han, Chang Hwan Kwak, Dong Hyeok Lim, Hwa Yong Shin, Ji Hyung Lee
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Patent number: 11920715Abstract: A coupling assembly includes a female quick connector and a male member, wherein the male member has a latching element, a sealing section and a tip, wherein the sealing section is disposed between the latching element and the tip. The quick connector includes a retainer having at least one retaining element. The male member is in a latching position if the latching element is latched onto the at least one retaining element. The quick connector includes a verifier which is axially movable along a verification path, wherein the verification path comprises at least one locking position and at least one releasing position. The verifier in the locking position limits a movement of a section of the retainer in radial direction, so that the retainer is not actuatable in the locking position but actuatable in the releasing position of the verifier.Type: GrantFiled: March 11, 2022Date of Patent: March 5, 2024Assignee: HANIL TUBE CORPORATIONInventors: Seong-hwa Choo, Jeong-ho Lim, Dong-hyeok Lee