Patents by Inventor Sang-Won Lee
Sang-Won Lee 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: 20240246028Abstract: Provided is a reactor and carbonation equipment having the same, and the reactor includes: a plurality of chambers; a support structure for supporting the plurality of chambers; and a plurality of agitators disposed correspondingly to the plurality of chambers to agitate substances disposed in the plurality of chambers, wherein the plurality of chambers may include first to third chambers coupled sequentially to one another in a thickness direction of the reactor, each chamber including a body having a lower portion having the shape of a semi-cylinder and an opening formed on the body to communicate with the neighboring chamber or the outside, the first chamber having a first water introducing pipe for supplying water to the first body, the second chamber having a second water introducing pipe for supplying water to the second body and a first gas introducing pipe for supplying gas to the second body, and the third chamber having a second gas introducing pipe for supplying gas to the third body.Type: ApplicationFiled: October 24, 2022Publication date: July 25, 2024Inventors: Cheol Hyun KIM, Dae Jin SUNG, Jeong Won LEE, Yong Kwon CHUNG, Byung Kwon YUN, Sang Hoon LEE, Jeon Yel RYU, Seung Ho LEE
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Publication number: 20240239783Abstract: The present invention relates to a crystal form VII of a compound represented by chemical formula 1, a method for preparing same, and a pharmaceutical composition comprising same. The crystal form VII of the compound represented by chemical formula 1, according to the present invention, can be characterized by an XRD pattern, a DSC profile, and/or a TGA profile.Type: ApplicationFiled: May 6, 2022Publication date: July 18, 2024Applicant: LG CHEM, LTD.Inventors: Ho Yeon LEE, Jin Ok HAM, Sang Dae LEE, Ji Yoon KIM, Jong Won PARK, Sung Won KIM, Seul Ah CHUN
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Publication number: 20240241188Abstract: An apparatus and method for detecting a defective battery cell is proposed. The proposed apparatus includes a charger for supplying current to cause a battery cell to maintain a constant voltage, a measurement part for measuring the voltage and current of the battery cell, and a controller for determining whether a defect exists in the battery cell on the basis of the current measured by the measurement part, whereby the defective battery cell may be detected with high accuracy, a time required for the detection may be shortened, and a space required for the detection may also be reduced.Type: ApplicationFiled: December 22, 2023Publication date: July 18, 2024Inventors: Ji Won NA, Jae Ram KIM, Sang Won BAE, Ji Hee BAE, Yeon Hwa SONG, Ki Joo EOM, Myung Ro LEE, Jae Yeong LEE, Hyun Joong JANG
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Publication number: 20240243084Abstract: A wafer level fan out semiconductor device and a manufacturing method thereof are provided. A first sealing part is formed on lateral surfaces of a semiconductor die. A plurality of redistribution layers are formed on surfaces of the semiconductor die and the first sealing part, and solder balls are attached to the redistribution layers. The solder balls are arrayed on the semiconductor die and the first sealing part. In addition, a second sealing part is formed on the semiconductor die, the first sealing part and lower portions of the solder balls. The solder balls are exposed to the outside through the second sealing part. Since the first sealing part and the second sealing part are formed of materials having thermal expansion coefficients which are the same as or similar to each other, warpage occurring to the wafer level fan out semiconductor device can be suppressed.Type: ApplicationFiled: December 21, 2023Publication date: July 18, 2024Inventors: Boo Yang Jung, Jong Sik Paek, Choon Heung Lee, In Bae Park, Sang Won Kim, Sung Kyu Kim, Sang Gyu Lee
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Publication number: 20240243393Abstract: An electrode assembly, a battery, a battery pack and a vehicle are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference, the first electrode includes a first active material portion coated with an active material layer along a winding direction and a first uncoated portion not coated with an active material layer, the first uncoated portion includes a plurality of independently bendable segments, a cut groove is interposed between adjacent segments along the winding direction, and a lower portion of the cut groove has a round portion.Type: ApplicationFiled: July 19, 2022Publication date: July 18, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae-Eun LEE, Jong-Sik PARK, Sang-Yeol KIM, Je-Jun LEE, Hak-Kyun KIM, Jae-Won LIM, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE
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Patent number: 12039035Abstract: Disclosed herein are an apparatus and method for detecting violation of control flow integrity. The apparatus includes memory for storing a program and a processor for executing the program, wherein the processor multiple branch identifier registers to which identifiers of branch targets are written, a set branch identifier instruction configured to command an identifier of a branch target to be written to a branch identifier register at a predetermined sequence number, among the multiple branch identifier registers, and a check branch identifier instruction configured to command a signal indicating detection of a control flow hijacking attack to be issued based on whether a value written to the branch identifier register at the predetermined sequence number is identical to a value of an identifier of a branch target at the predetermined sequence number, wherein the program detects whether a control flow is hijacked based on the multiple branch identifier registers.Type: GrantFiled: November 3, 2021Date of Patent: July 16, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Dong-Wook Kang, Dae-Won Kim, Ik-Kyun Kim, Sang-Su Lee, Jin-Yong Lee, Byeong-Cheol Choi, Yong-Je Choi
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Publication number: 20240237217Abstract: The present invention relates to a main magnetic component applicable to a core module of an electric vehicle. A composite magnetic component according to one embodiment of the present invention comprises: a transformer that converts power on an input side to transmit same to an output side, and has a first core and a first coil disposed in the first core; a ZVS inductor that refluxes a residual current to the input side without FET operation loss, and has a second core and a second coil disposed within the second core; an output inductor that removes the ripple of a current on the output side, and has a third core and a third coil disposed in the third core; and an EMI inductor that reduces electric noise of the current on the output side, and has a fourth core and a fourth coil disposed in the fourth core. Here, the second core, the third core, and the fourth core are made of different materials, and the first core and the second core are made of the same material.Type: ApplicationFiled: March 8, 2022Publication date: July 11, 2024Inventors: Jong Sun JEONG, Jung Ki LEE, Sang Won LEE
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Publication number: 20240232069Abstract: Provided is a file system including a sequential-writing unit configured to perform sequential write to a new block position of a segment when updating a data block, an updating unit configured to update a page mapping table by mapping a logical page number newly allocated to the new block position and a physical page number newly allocated corresponding thereto, and a remapping unit configured to modify the page mapping table by applying a remap command.Type: ApplicationFiled: August 2, 2023Publication date: July 11, 2024Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Sang-Won LEE, Jonghyeok Park, Young Ik Eom, Dongkun Shin, Yongmyung Lee
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Publication number: 20240221171Abstract: Disclosed is an image segmentation device. The image segmentation device may include: a storage unit storing a segmentation model learned so as to segment at least one predetermined object; and at least one processor inputting input data into the segmentation model and segmenting at least one predetermined object in the input data, in which the segmentation model may include an encoder including at least one dimension reduction block reducing a dimension of the input data, a decoder including at least one dimension increase block increasing the dimension of output data output from the encoder by using data output from at least one dimension reduction block, and an auxiliary classification model receiving the output data and recognizing whether a specific object is included in the output data.Type: ApplicationFiled: March 13, 2024Publication date: July 4, 2024Inventors: Hyeong-Soo NAM, Aleksandr DOLGOV, Sang-Won LEE, Sogi CHOI, Hong-Ki YOO, Hyung-Il KIM
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Publication number: 20240212902Abstract: An inductor includes a first magnetic body having a toroidal shape and having a ferrite; and a second magnetic body configured to be different from the first magnetic body and including a metal ribbon, wherein the second magnetic body includes an outer magnetic body disposed on an outer circumferential surface of the first magnetic body and an inner magnetic body disposed on an inner circumferential surface of the first magnetic body, and each of the outer magnetic body and inner magnetic body is wound in a plurality of layers in a circumferential direction of the first magnetic body.Type: ApplicationFiled: March 11, 2024Publication date: June 27, 2024Inventors: Mi Jin LEE, Ji Yeon Song, Yu Seon Kim, Jong Wook Lim, Seok Bae, Sang Won Lee
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Patent number: 12011223Abstract: The present invention relates to an eye phantom for evaluating a retinal angiography image, and a manufacturing method therefor. A purpose of the present invention is to provide an eye phantom for evaluating a retinal angiography image, capable of simulating even the vascular structure and blood flow of a retina so as to be more similar to an actual retinal structure than a conventional eye phantom; and a manufacturing method therefor. More specifically, a purpose of the present invention is to provide an eye phantom for evaluating a retinal angiography image, including various shapes of fine fluid channel structures corresponding to the vascular structure formed in an actual retina; and a manufacturing method therefor.Type: GrantFiled: October 8, 2019Date of Patent: June 18, 2024Assignee: Korea Research Institute of Standards and ScienceInventors: Sang Won Lee, Il Doh, Hyunji Lee
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Patent number: 12002606Abstract: A ferrite core according to an embodiment of the present invention includes a plurality of grains including Mn at 30 to 40 mol %, Zn at 5 to 15 mol %, and Fe at 50 to 60 mol %, and a plurality of grain boundaries disposed between the plurality of grains, wherein the plurality of grains and the plurality of grain boundaries include Co, Ni, SiO2, CaO, and Ta2O5, content of the Co and the Ni in the plurality of grains is two or more times higher than content of the Co and the Ni in the plurality of grain boundaries, content of the SiO2, the CaO, and the Ta2O5 in the plurality of grain boundaries is two or more times higher than content of the SiO2, the CaO, and the Ta2O5 in the plurality of grains, a magnetic permeability is 3000 or more, and a core loss is 800 or less.Type: GrantFiled: January 28, 2019Date of Patent: June 4, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Hyun Ji Lee, Jai Hoon Yeom, Sung Hoon Kim, Seok Bae, Sang Won Lee
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Publication number: 20240179450Abstract: A dual structure thermoplastic elastomer (TPE) eartip having a wax guard, which is an eartip mounted on one side of an earphone and inserted into an external auditory meatus of a wearer to stably fix the position of the earphone including a core portion formed in a hollow cylindrical structure corresponding to an outer circumferential surface of one end of the earphone and configured with a TPE material having a first hardness value; a wax guard portion formed in a plate-type structure integrally formed with an upper end of the core portion and having a plurality of through-holes formed therein and configured with the same material having the same hardness value as the core portion; and a flange portion formed in a structure continuously forming a curved structure sideward and downward in a radial shape after extending a predetermined height upward from the upper end of the core portion.Type: ApplicationFiled: November 3, 2023Publication date: May 30, 2024Applicant: AZLA Inc.Inventor: Sang Won LEE
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Patent number: 11992297Abstract: Provided is a method of monitoring a heart rate of an open circulatory system aquatic organism including water fleas, zebrafish, brine shrimp, and the method of evaluating individual response by real time measurement of a heart rate of an aquatic organism and the individual response evaluation apparatus by real time measurement of a heart rate of an aquatic organism according to the present invention may effectively fix the aquatic organism for real time measurement of the heart rate of an aquatic organism, and may measure the heart rate using digital holography to display the heart rate while configuring a data format to allow the corresponding data to be stored for a long time, thereby treating a compound for inducing an individual response, securing a heart rate change in real time by image processing, and then effectively determining the presence or absence of harmfulness due to induction of the individual response.Type: GrantFiled: February 1, 2021Date of Patent: May 28, 2024Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCEInventors: Ik Hwan Kwon, Tae Geol Lee, Sang Won Lee
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Patent number: 11982652Abstract: Disclosed are non-contiguous sample fractionating and concatenating device and a dual online multidimensional liquid chromatography system having the same. The non-contiguous sample fractionating and concatenating device according to an embodiment of the present disclosure includes a sample supply module which supplies a sample to be analyzed, and a sample fractionation module connected to the sample supply module, and which is continuously supplied with the sample, sets a plurality of unit sample supply times obtained by equally dividing a total sample supply time during which the sample is supplied from the sample supply module, sets a plurality of unit fractionation intervals obtained by equally dividing each of the plurality of unit sample supply times, and concatenates and stores the sample supplied during corresponding unit fractionation intervals within each unit sample supply time to acquire a plurality of fractions.Type: GrantFiled: October 27, 2021Date of Patent: May 14, 2024Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Sang-Won Lee, Hangyeore Lee
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Patent number: 11972574Abstract: Disclosed is an image segmentation device. The image segmentation device may include: a storage unit storing a segmentation model learned so as to segment at least one predetermined object; and at least one processor inputting input data into the segmentation model and segmenting at least one predetermined object in the input data, in which the segmentation model may include an encoder including at least one dimension reduction block reducing a dimension of the input data, a decoder including at least one dimension increase block increasing the dimension of output data output from the encoder by using data output from at least one dimension reduction block, and an auxiliary classification model receiving the output data and recognizing whether a specific object is included in the output data.Type: GrantFiled: March 15, 2022Date of Patent: April 30, 2024Assignee: DOTTER CO., LTD.Inventors: Hyeong-Soo Nam, Aleksandr Dolgov, Sang-Won Lee, Sogi Choi, Hong-Ki Yoo, Hyung-Il Kim
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Publication number: 20240138070Abstract: The present invention relates to a main magnetic component applicable to a core module of an electric vehicle. A composite magnetic component according to one embodiment of the present invention comprises: a transformer that converts power on an input side to transmit same to an output side, and has a first core and a first coil disposed in the first core; a ZVS inductor that refluxes a residual current to the input side without FET operation loss, and has a second core and a second coil disposed within the second core; an output inductor that removes the ripple of a current on the output side, and has a third core and a third coil disposed in the third core; and an EMI inductor that reduces electric noise of the current on the output side, and has a fourth core and a fourth coil disposed in the fourth core. Here, the second core, the third core, and the fourth core are made of different materials, and the first core and the second core are made of the same material.Type: ApplicationFiled: March 8, 2022Publication date: April 25, 2024Inventors: Jong Sun JEONG, Jung Ki LEE, Sang Won LEE
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Publication number: 20240124962Abstract: A steel for a gear includes, based on a total weight of the steel: C: 0.10-0.30 wt %, Si: 0.60-0.80 wt %, Mn: 0.25-0.75 wt %, Cr: 1.80-2.20 wt %, Ni: 0.50-1.50 wt %, Mo: 0.20-0.40 wt %, Nb: 0.025-0.050 wt %, V: 0.030-0.050 wt %, and a balance of Fe and inevitable impurities, wherein contents of Nb and V satisfy the following <Relationship Formula 1>: 0.055<[Nb]+[V]<0.100??<Relationship Formula 1>, wherein [Nb] represents a content of Nb and [V] represents a content of V.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Applicants: Hyundai Motor Company, Kia Corporation, HYUNDAI STEEL COMPANYInventors: In Beom Lee, Min Woo Kang, Min Woo Kang, Dong Hwi Kim, Chang Won Kang, Myung Sik Kim, Sung Min Hong, Gung Seung Nam, Sang Won Lee
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Patent number: 11957699Abstract: The present invention relates to a composition for inhibiting PAR2 activity including punicalagin, and more specifically, the present invention provides a composition for inhibiting PAR2 activity including punicalagin, a stereoisomer thereof, or a pharmaceutically acceptable salt thereof, or a pharmaceutical composition, health functional food composition, or cosmetic composition for preventing or treating an inflammatory disease or pruritis.Type: GrantFiled: July 30, 2019Date of Patent: April 16, 2024Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Wan Namkung, Sang Won Lee, Yo Han Seo, Chin Hee Mun
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Publication number: 20240120146Abstract: An inductor-integrated transformer as an embodiment of the present invention includes a transformer core including an upper core and a lower core; a transformer coil including a primary coil and a secondary coil; an inductor core including an upper core and a lower core; and an inductor coil, wherein the primary coil includes a plurality of input terminals spaced a first distance apart from a first surface of the transformer core; and a plurality of input terminals spaced a second distance apart from a second surface, and the output terminal is electrically connected to the secondary coil and the inductor coil, and the first distance is greater than the second distance.Type: ApplicationFiled: January 28, 2022Publication date: April 11, 2024Inventors: Jai Hoon Yeom, Sang Won Lee, Soo Kwang Yoon, Jong Sun Jeong