Patents by Inventor Ho Choi
Ho 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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Patent number: 11980093Abstract: An organic light emitting device including a compound of Chemical Formula 1 and a compound of Chemical Formula 2, whereinType: GrantFiled: May 17, 2019Date of Patent: May 7, 2024Assignee: LG Chem, Ltd.Inventors: Woochul Lee, Ji Young Choi, Joo Ho Kim, Dong Hoon Lee, Sang Duk Suh, Hoon Jun Kim
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Method for determining color difference component quantization parameter and device using the method
Patent number: 11979573Abstract: Disclosed are a method for determining a color difference component quantization parameter and a device using the method. Method for decoding an image can comprise the steps of: decoding a color difference component quantization parameter offset on the basis of size information of a transform unit; and calculating a color difference component quantization parameter index on the basis of the decoded color difference component quantization parameter offset. Therefore, the present invention enables effective quantization by applying different color difference component quantization parameters according to the size of the transform unit when executing the quantization.Type: GrantFiled: August 1, 2022Date of Patent: May 7, 2024Assignee: Dolby Laboratories Licensing CorporationInventors: Sung Chang Lim, Hui Yong Kim, Se Yoon Jeong, Jong Ho Kim, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim -
Patent number: 11978629Abstract: The present invention relates to a method of manufacturing an AlN-based transistor. An AlN-based high electron mobility transistor (HEMT) element according to the present invention may use an AlN buffer layer, and include an AlGaN composition change layer inserted into a GaN/AlN interface to remove or suppress a degree of generation of a two-dimensional hole gas (2DHG), thereby decreasing an influence of a coulomb drag on a two-dimensional electron gas (2DEG) layer and improving mobility of a two-dimensional electron gas (2DEG).Type: GrantFiled: November 27, 2019Date of Patent: May 7, 2024Assignee: KOREA POLYTECHNIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Ok Hyun Nam, Ui Ho Choi
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Patent number: 11976396Abstract: The present disclosure relates to a method for producing a nonwoven fabric that improves filtration performance when applied as a filter material. By adjusting the modification ratio of the Y-shaped cross-section of polyester filaments constituting the nonwoven fabric, when applied to a filter by increasing a specific surface area of the nonwoven fabric, it increases the collection amount of the materials to be filtered and maintains a low differential pressure, thus enabling long-term use.Type: GrantFiled: June 11, 2019Date of Patent: May 7, 2024Assignee: KOLON INDUSTRIES, INC.Inventors: Woo-seok Choi, Min-ho Lee, Hee-jung Cho, Young-shin Park, Jung-soon Jang
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Patent number: 11977332Abstract: A substrate treating apparatus and a substrate treating method are provided. The substrate treating apparatus includes a first process chamber to apply an organic solvent to a substrate applied with a developer and introduced, and a second process chamber to treat the substrate applied with the organic solvent and introduced, through a supercritical fluid.Type: GrantFiled: September 11, 2020Date of Patent: May 7, 2024Assignees: SEMES CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITYInventors: Hae-Won Choi, Yerim Yeon, Anton Koriakin, Kihoon Choi, Youngran Ko, Jeong Ho Cho, Hyungseok Kang, Hong Gi Min
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Patent number: 11978891Abstract: The present invention relates to a positive electrode active material, in which primary particles included in a secondary particle exhibit an aspect ratio gradient which gradually increases from the center of the secondary particle to the surface thereof, and a lithium secondary battery which uses a positive electrode containing the positive electrode active material.Type: GrantFiled: June 18, 2020Date of Patent: May 7, 2024Assignee: ECOPRO BM CO., LTD.Inventors: Moon Ho Choi, Gyeong Jae Heo, Hyun Jong Yu, Seung Hyun Choi, Yu Gyeong Chun
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Patent number: 11977447Abstract: A storage device with improved security performance is provided. The storage device comprises a first non-volatile memory storing a firmware image, a second non-volatile memory storing an emergency image, and a storage controller controlling the first and second non-volatile memories, wherein the storage controller checks an integrity of the firmware image received from the first non-volatile memory, loads and executes the emergency image from the second non-volatile memory when the integrity check of the firmware image fails, receives a recover image from an external device based on the emergency image, and provides the recover image to the first non-volatile memory.Type: GrantFiled: May 11, 2022Date of Patent: May 7, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Myung-Sik Choi, Yun-Ho Youm, Jae Sung Yoo
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Patent number: 11978018Abstract: Disclosed are a project management system having a capture review transmission function for implementing an effective online review system and a method thereof. According to an embodiment of the inventive concept, a project management system is project management system for managing a project for producing content including a plurality of pieces of sub-content by division of labor and collaboration of a plurality of task managers and includes a project management unit that communicates with terminals of the plurality of task managers to manage the project. The project management unit includes a capture review processing unit that generates capture review data for sub-content worked by a task manager and transmits the capture review data to a terminal of the task manager.Type: GrantFiled: July 27, 2021Date of Patent: May 7, 2024Assignee: Memorywalk Co, LtdInventors: Jin Sung Choi, Sang In Kim, Jong Ho Park
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Patent number: 11975296Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.Type: GrantFiled: April 29, 2019Date of Patent: May 7, 2024Assignee: Toray Advanced Materials Korea Inc.Inventors: Young Woo Choi, Mi Soon Lee, Tae Young Kim, Young Gi Yoon, Beom Jun Kim, Min Ho Seo, Chi Young Jung, Jong Min Lee, Nam-jo Jeong, Seung Cheol Yang, Ji Yeon Choi
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Publication number: 20240138716Abstract: According to the present disclosure, an applicator for a continuous blood glucose measurement device, the applicator being operated by attaching a body attachment unit to the body of a user, the body attachment unit including a sensor member which is inserted into the body of the user in order to measure the blood glucose, comprises: a main case; a plunger to which the body attachment unit is detachably coupled and which is installed in the main case to be movable from a first position to a second position so that the body attachment unit can be discharged to the outer direction of the main case; a needle which is detachably coupled to the body attachment unit so as to be inserted into the body of the user along with the sensor member; and a needle separating unit which separates the needle from the body of the user by moving the needle in the direction opposite to the discharge direction of the plunger, wherein the needle separating unit includes a locking unit which can be assembled with the plunger in theType: ApplicationFiled: November 9, 2021Publication date: May 2, 2024Inventors: Kyung Chul CHAE, Hyun Ho CHOI, Goang Yel RYU, Ji Hoon WANG
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Publication number: 20240140741Abstract: A docking control system for a vehicle and a building and a method therefor, includes a plurality of sensors including a vehicle sensor and a gate sensor, and a controller, when a vehicle approaches a gate, which controls the plurality of sensors to set amount of movement of the vehicle, to move the gate so that a vehicle door and the gate are brought into close contact with each other, and when positional satisfaction between the vehicle door and the gate is achieved, which opens the vehicle door and the gate so that an indoor space of the vehicle and an indoor space of the building are connected each other into one space.Type: ApplicationFiled: March 3, 2023Publication date: May 2, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
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Publication number: 20240142616Abstract: The present invention relates to a distance measurement system comprising: a sensor unit for generating and transmitting a signal and receiving a reflected signal reflected back from an object; a buffer for temporarily storing data; and a control unit which calculates the distance to the object by measuring the time from when the signal is transmitted from the sensor unit to when the reflected signal is received. According to the present invention, the proposed distance measurement system uses an algorithm combining probability and moving average, thus having the effect of significantly improving the reliability of distance measurement compared to existing modes of distance detection.Type: ApplicationFiled: June 30, 2022Publication date: May 2, 2024Applicant: SENSORTEC CO., LTDInventors: Hong Kuk KIM, Kyu ho CHIN, Han Seok CHOI
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Publication number: 20240141585Abstract: A seat molded article and a method of preparing a seat molded article are disclosed. The seat molded article includes: an upper pad formed of polyurethane foam having a thickness in a range of 25 to 50 mm; and an elastic fabric disposed under the upper pad, wherein, in the elastic fabric, a difference in tensile elongation between warp and weft directions is 5.0% or less, and a tensile elongation measured under a load of 20 kgf is in a range of 20 to 40% in the warp and weft directions.Type: ApplicationFiled: June 27, 2023Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, TKG ECO MATERIAL Co.,Ltd., Hyundai Transys Inc.Inventors: Myoung Ryoul Lee, Byungguk Lim, Jun Ho Song, Hye Rin Choi, Gu Hwan Kim, Tyuckkyu Hwang
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Publication number: 20240145346Abstract: A semiconductor device includes a substrate with a conductive pattern. A semiconductor die is electrically connected to the substrate and both the semiconductor die and the substrate are at least partially covered by a package body. In some examples, through-mold vias are formed in the package body to provide electrical signal paths from an exterior surface thereof to the conductive pattern of the substrate. In some examples, through-mold vias are included in the package body to provide electrical signal paths between the semiconductor die and an exterior surface of the package body. In some examples, an interposer is electrically connected to the through-mold vias and may be covered by the package body and/or disposed in spaced relation thereto. In some examples, the interposer may not be electrically connected to the through-mold vias but may have one or more semiconductor dies of the semiconductor device electrically connected thereto.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Applicant: Amkor Technology Singapore Holding Pte. LtdInventors: Dong Joo PARK, Jin Seong KIM, Ki Wook LEE, Dae Byoung KANG, Ho CHOI, Kwang Ho KIM, Jae Dong KIM, Yeon Soo JUNG, Sung Hwan CHO
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Publication number: 20240145118Abstract: A transparent conductor according to an exemplary embodiment of the present invention includes a transparent substrate, and a transparent conductive pattern formed on the transparent substrate, and the transparent conductor includes a nanostructure on an upper surface of at least one of the transparent substrate and the transparent conductive pattern.Type: ApplicationFiled: March 17, 2021Publication date: May 2, 2024Inventors: Dae-Guen CHOI, Hyuk Jun KANG, Ji Hye LEE, Junhyuk CHOI, Won Seok CHANG, Joo Yun JUNG, Jun-ho JEONG
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Publication number: 20240144186Abstract: An apparatus for managing a business strategy map for providing internal customer satisfaction, includes: a strategy map memory unit comprising a business content region for business content, and a business object region for a business object included in the business content and associated with a business log corresponding to the business content; and a business processor configured to receive the business log related to a given business, generate the corresponding business content in the business content region, open a business chat room related to the business log, and generate the business object through a business chat message in the business chat room.Type: ApplicationFiled: January 2, 2024Publication date: May 2, 2024Applicants: DELTA PDS CO., LTD.Inventor: Jae Ho CHOI
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Publication number: 20240143927Abstract: Provided are a method for generating a summary and a system therefor. The method according to some embodiments may include calculating a likelihood loss for a summary model using a first text sample and a first summary sentence corresponding to the first text sample, calculating an unlikelihood loss for the summary model using a second text sample and the first summary sentence, the second text sample being a negative sample generated from the first text sample, and updating the summary model based on the likelihood loss and the unlikelihood loss.Type: ApplicationFiled: October 26, 2023Publication date: May 2, 2024Applicants: SAMSUNG SDS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Sung Roh YOON, Bong Kyu HWANG, Ju Dong KIM, Jae Woong YUN, Hyun Jae LEE, Hyun Jin CHOI, Jong Yoon SONG, Noh II PARK, Seong Ho JOE, Young June GWON
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Publication number: 20240145474Abstract: A semiconductor device includes a substrate, a first active pattern disposed on the substrate, a second active pattern stacked on the first active pattern, a first gate structure extending to intersect the first active pattern and the second active pattern, a second gate structure spaced apart from the first gate structure and extending to intersect the first active pattern and the second active pattern, a first epitaxial pattern interposed between the first gate structure and the second gate structure, and connected to the first active pattern, a second epitaxial pattern interposed between the first gate structure and the second gate structure, and connected to the second active pattern, an insulating pattern interposed between the first epitaxial pattern and the second epitaxial pattern, and a semiconductor film interposed between the insulating pattern and the second epitaxial pattern, the semiconductor film extending along a top surface of the insulating pattern.Type: ApplicationFiled: May 9, 2023Publication date: May 2, 2024Inventors: Kyung ho KIM, Myung Il KANG, Sung Uk JANG, Kyung Hee CHO, Do Young CHOI
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Publication number: 20240147794Abstract: A light emitting display device includes a first display area; and a second display area disposed adjacent to the first display area, wherein the second display area includes a pixel driving part, a main light-emitting element directly connected to the pixel driving part, and an additional light-emitting element connected to the main light-emitting element, the additional light-emitting element overlaps a peripheral driving part in a plan view, the peripheral driving part generates a signal provided to the pixel driving part, the main light-emitting element and the additional light-emitting element each include a first electrode, an emission layer, and a second electrode, the pixel driving part is electrically connected to the second electrode of the main light-emitting element and the second electrode of the additional light-emitting element, and the second electrode of the additional light-emitting element and the second electrode of the main light-emitting element are separated by a separator.Type: ApplicationFiled: October 17, 2023Publication date: May 2, 2024Applicant: Samsung Display Co., LTD.Inventors: Yoo Min KO, Sung Jin HONG, Ju Chan PARK, Sun Ho KIM, Hye Won KIM, Pil Suk LEE, Chung Sock CHOI
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Publication number: 20240145830Abstract: Disclosed herein is a pouch-type secondary battery and a manufacturing method thereof including. The pouch-type secondary battery includes an electrode assembly; an electrode lead extending from an electrode tab of the electrode assembly; an upper pouch; and a lower pouch. The upper pouch and the lower pouch include a sealed area where the edges are sealed and an unsealed area. An average thickness of the sealed area of the upper pouch and an average thickness of the sealed area of the lower pouch are equal to each other, and the average thickness of the unsealed area of the upper pouch is smaller than the average thickness of the unsealed area of the lower pouch, so that even if the thickness of the lower pouch is reduced during the sealing process of heat-sealing, the sealed area of the upper and lower pouches are formed with little difference in thickness.Type: ApplicationFiled: January 11, 2023Publication date: May 2, 2024Applicant: LG Energy Solution, Ltd.Inventors: Seung Ho Na, Kwang Hee Choi, Song Hwa Han, Yoon Beom Lee, Jun Ho Yoon, Yeong Jae Lee