Patents by Inventor Sun Sik Kim
Sun Sik Kim 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: 20240171245Abstract: Disclosed is a wireless communication system, specifically, an apparatus and method for configuring a primary cell carrier/secondary cell carrier (PCC/SCC) prioritization only based on extremely partial channel state information in a wireless communication system. Specifically, a method of operating a user equipment (UE) in a wireless communication system includes: transmitting a sounding reference signal (SRS) or channel state information (CSI) to a base station; receiving a signal from the base station on the basis of the SRS or the CSI; and estimating a number of multi-paths using a neural network for the received signal, wherein the estimating of the number of multi-paths includes: re-shaping the received signal; extracting a singular value of the reshaped signal; and estimating the number of multi-paths based on the extracted singular value.Type: ApplicationFiled: November 16, 2023Publication date: May 23, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jun Sik KIM, Woong Hee LEE, Minhoe KIM, Taewon SONG, Jung Im KIM, Soon Gi PARK, Sung Cheol CHANG, Sun Mi JUN, Yong Seouk CHOI
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Patent number: 11969711Abstract: The present invention relates to a carbon-based precious metal-transition metal composite catalyst and a preparation method therefor, and more particularly, to a catalyst synthesis method in which, when preparing a high-content precious metal-transition metal composite catalyst, a catalyst having uniform particles and composition can be prepared, and cyclohexane dimethanol (CHDM) is efficiently produced by the hydrogenation reaction of cyclohexane dicarboxylic acid (CHDA) in an aqueous solution.Type: GrantFiled: December 10, 2019Date of Patent: April 30, 2024Assignee: HANWHA SOLUTIONS CORPORATIONInventors: Jeong Kwon Kim, Sun Woo Yook, Bong Sik Jeon, Wan Jae Myeong
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Publication number: 20240137821Abstract: Disclosed is a technique for switching from a master node to a secondary node in a communication system. A method of a first communication node may comprise: adding the first communication node as a primary secondary cell (PSCell) to a second communication node through dual connectivity (DC); generating a first user plane path for smart dynamic switching (SDS) and a first instance for supporting the first user plane path according to a request from the second communication node; transmitting information on the first user plane path and the first instance to a terminal; receiving user data based on the first user plane path from the terminal as the first instance; and transmitting the user data to a core network using the first user plane path.Type: ApplicationFiled: October 22, 2023Publication date: April 25, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Soon Gi PARK, Young-Jo KO, IL GYU KIM, Jung Im KIM, Jun Sik KIM, Sung Cheol CHANG, Sun Mi JUN, Yong Seouk CHOI
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Publication number: 20240117504Abstract: A water electrolysis device includes an electrolyte correction unit having a diaphragm, the device having an electrolyte correction unit, including a diaphragm, for removing a concentration difference inside an electrolyte, so as to prevent a gas composition in a gas phase area of the water electrolysis device from reaching an explosion limit and, simultaneously, prevent the occurrence of a difference in a liquid level due to a difference in the concentration of the electrolyte even if the electrolyte discharged from an anode chamber and the electrolyte discharged from a cathode chamber are each circulated independently, and thus does not require an additional device for solving same, and can resolve the problem of a reduction in processability according to electrolyte re-injection and operation stabilization.Type: ApplicationFiled: January 21, 2022Publication date: April 11, 2024Inventors: Jung Sik KIM, Hyun Su SHIN, Jun Teak HYUN, Sun Teak HYUN
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Patent number: 11953958Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.Type: GrantFiled: December 12, 2022Date of Patent: April 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
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Publication number: 20240106239Abstract: An aspect of the present disclosure provides a power management system including: a power source that includes a power system for providing main power to a load and a renewable energy generation part for providing auxiliary power; a power conversion part that converts a surplus of at least one of the main power and the auxiliary power; a water electrolysis part that includes a water electrolysis device configured to be driven by the surplus converted by the power conversion part, a balance-or-plant (BOP) configured to be driven by a portion branched from the main power, and a hydrogen storage; and a control part that synchronizes power applied to the power conversion part and power applied to the water electrolysis device to exchange direct current (DC) power between the power conversion part and the water electrolysis device.Type: ApplicationFiled: December 8, 2023Publication date: March 28, 2024Applicant: TECHWIN CO., LTD.Inventors: Jung Sik KIM, Hyun Su SHIN, Sun Teak HYUN
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Publication number: 20240083384Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.Type: ApplicationFiled: February 3, 2023Publication date: March 14, 2024Applicants: Hyundai Motor Company, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.Inventors: Sang Soo LEE, Chan Ho JUNG, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Deok Soo LIM, Sang Do PARK, In Sun BAEK, Sin Chan YANG, Chan Ki CHO, Myung Soo LEE, Jae Yong JANG, Jun Sik HWANG, Ho Sung KANG, Hae Dong KWAK, Hyun Tak KO
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Publication number: 20240084460Abstract: The present disclosure relates to a water electrolysis apparatus including a diaphragm for removing a dissolved gas from an electrolyte. By separating a dissolved gas present in an electrolyte through a diaphragm provided in a gas-liquid separator or an electrolyte circulation line, the water electrolysis apparatus can increase the efficiency of production of the dissolved gas in the electrolyte while preventing a gas composition from reaching an explosive limit in a gas phase region of the water electrolysis apparatus.Type: ApplicationFiled: November 25, 2021Publication date: March 14, 2024Inventors: Jung Sik KIM, Hyun Su SHIN, Jun Teak HYUN, Sun Teak HYUN
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Publication number: 20240074258Abstract: An electronic device includes a display device, which may be fabricated using a described method. The display device includes a glass substrate including a first surface, a second surface opposite the first surface, and a side surface between the first surface and the second surface, an outermost structure on the first surface of the glass substrate and located adjacent to an edge of one side of the glass substrate, and a display area including a plurality of light emitting areas on the first surface of the glass substrate and located farther from the edge of the one side of the glass substrate than the outermost structure is. A minimum distance from the side surface of the glass substrate to the outermost structure is equal to 130 ?m or less.Type: ApplicationFiled: May 5, 2023Publication date: February 29, 2024Inventors: Wan Jung KIM, Dong Jo KIM, Sun Hwa KIM, Young Ji KIM, Chang Sik KIM, Kyung Ah NAM, Hyo Young MUN, Yong Seung PARK, Yi Seul UM, Dae Sang YUN, Kwan Hee LEE, So Young LEE, Young Hoon LEE, Young Seo CHOI, Sun Young KIM, Ji Won SOHN, Do Young LEE, Seung Hoon LEE
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Patent number: 11912653Abstract: Provided are a noble metal-transition metal complex catalyst supported on a carbon-coated silica-alumina support and a preparation method therefor, the catalyst being capable of obtaining a fast reaction rate and catalyst stability, as compared to a conventional catalyst, when cyclohexane dimethanol (CHDM) production is carried out by a cyclohexane dicarboxylic acid (CHDA) hydrogenation reaction in an aqueous solution by using a carbon-coated supported catalyst.Type: GrantFiled: December 26, 2018Date of Patent: February 27, 2024Assignee: HANWHA SOLUTIONS CORPORATIONInventors: Jeong Kwon Kim, Wan Jae Myeong, Sun Woo Yook, Bong Sik Jeon
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Patent number: 7104084Abstract: A heat pump equipped with an extraction heat exchanger includes a compressor sucking low-temperature-and-low-pressure liquid refrigerant, and compressing and discharging the low-temperature-and-low-pressure liquid refrigerant into high-temperature-and-high-pressure liquid refrigerant, a condenser in which air passing therethrough absorbs heat from the liquid refrigerant to liquefy the liquid refrigerant, an evaporator in which refrigerant absorbs heat from indoor air and is evaporated to cool indoor air, a main electronic expansion valve connected between the condenser and the evaporator to decompress the liquid refrigerant liquefied in the condenser such that the decompressed refrigerant is easily evaporated in the evaporator and flows at a predetermined flow rate; and the extraction heat exchanger branching a part of the high-temperature-and-high-pressure liquid refrigerant, and performing and bypassing heat exchange between high-temperature-and-high-pressure super-cooled liquid refrigerant and high-temperaType: GrantFiled: September 21, 2005Date of Patent: September 12, 2006Assignee: Daewoo Electronics CorporationInventors: Young Sun Park, Yun Su Lee, Sun Sik Kim