Patents Assigned to UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
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Patent number: 12045424Abstract: A sensing unit includes a base, first electrodes, an insulating layer, second electrodes, and third electrodes. The first electrodes are arranged on the base, extend in a first direction, and are spaced apart from each other in a second direction different from the first direction. The first insulating layer is disposed on the first electrodes. The second electrodes are electrically insulated from the first electrodes by the insulating layer, extend in the second direction, and are spaced apart from each other in the first direction. The third electrodes are electrically insulated from the first electrodes by the insulating layer, extend in the second direction, and are electrically insulated from the second electrodes. The second electrodes and the third electrodes are alternately arranged in the first direction. The third electrodes may receive a driving signal or a sensing signal according to a sensing mode.Type: GrantFiled: August 6, 2020Date of Patent: July 23, 2024Assignees: Samsung Display Co., Ltd., UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Yu Na Kim, Ki Bog Park, Sung Chul Jung, Jun Hyung Kim
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Publication number: 20240242965Abstract: Provided are an amorphous boron nitride film, and a semiconductor device, a field effect transistor and an image sensor which include the same, and a method of manufacturing the amorphous boron nitride film. The amorphous boron nitride film includes a carbon atom-doped amorphous boron nitride compound, wherein an sp2 BN bonding structure and an sp3 BN bonding structure are included in the boron nitride film, an sp2/sp3 conjugated —C?C—C?C— dopant structure being distributed in 60% or less of the entire amorphous film.Type: ApplicationFiled: January 17, 2024Publication date: July 18, 2024Applicants: Samsung Electronics Co., Ltd., UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Taejin CHOI, Minsu KIM, Hyeonsuk SHIN, Jaewon KIM, Taehoon KIM, Hyeonjin SHIN, Van Luan NGUYEN
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Patent number: 12038719Abstract: A method of manufacturing a holographic pattern-expressing organogel, by using a dithering mask, according to an aspect of the present disclosure includes: preparing a dithering mask including white pixels and black pixels arranged in periodic patterns; photocuring a polymer by passing an ultraviolet ray through the dithering mask; passing a first solvent through the cured polymer; and passing a second solvent through the cured polymer through which the first solvent is passed.Type: GrantFiled: July 28, 2020Date of Patent: July 16, 2024Assignee: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventor: Jiseok Lee
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Publication number: 20240220794Abstract: Provided are a training system and an operating method thereof. The training system includes a job proxy configured to partition a training job corresponding to a neural network model into a plurality of microservices respectively executed by a plurality of logical workers, and a scheduler configured to schedule the plurality of microservices for a plurality of processing units, respectively, wherein the plurality of microservices includes a plurality of first microservices executed by a first logical worker among the plurality of logical workers and a plurality of second microservices executed by a second logical worker among the plurality of logical workers, and the scheduler is configured to schedule the plurality of first microservices and the plurality of second microservices to any one processing unit among the plurality of processing units based on an availability status of the plurality of processing units.Type: ApplicationFiled: December 28, 2023Publication date: July 4, 2024Applicant: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Young-ri CHOI, Yeonhyeok Jeong, Seungmin Lee, Seonghyeon Jue
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Publication number: 20240212237Abstract: The present disclosure provides an encoding method of converting time series data to an image which includes encoding each univariate time series data into a binary image, combining the binary image with a multi-channel image, performing convolution on the multi-channel image, and performing task using data obtained by the convolution.Type: ApplicationFiled: December 24, 2023Publication date: June 27, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Sung il KIM, Yong Kyung OH
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Publication number: 20240202029Abstract: A method of determining stability of a memory allocation code includes inputting, by a memory stability determination apparatus, a program to a classifier and detecting a custom memory allocation code, inserting, by the memory stability determination apparatus, a first function to increase a memory chunk to be allocated by a set size and allocate the memory chunk and a second function to poison an increased region with a garbage value, to a point preceding the custom memory allocation code, runtime executing, by the memory stability determination apparatus, a program into which the first function and the second function are inserted, to detect an access to a poisoned region poisoned with the garbage value, and determining, by the memory stability determination apparatus, that security of the custom memory allocation code is weak when the access to the poisoned region is true (1).Type: ApplicationFiled: October 20, 2023Publication date: June 20, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventor: Yuseok Jeon
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Patent number: 12009393Abstract: A tunnel field effect transistor includes a constant current formation layer, a source region and a drain region provided on the constant current formation layer, a channel layer provided between the source region and the drain region, a gate electrode provided on the channel layer, and a gate insulating film provided between the gate electrode and the channel layer, wherein the source region and the drain region have different conductivity types, and the constant current formation layer forms a constant current between the drain region and the constant current formation layer.Type: GrantFiled: November 19, 2020Date of Patent: June 11, 2024Assignee: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Kyung Rok Kim, Ji Won Chang, Jae Won Jeong, Youngeun Choi, Wooseok Kim
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Publication number: 20240174962Abstract: The disclosure relates to a functional membrane, a microfluidic chip including the same, and a method of manufacturing the microfluidic chip. The functional membrane according to an embodiment includes a membrane having one or more pores, and a coating material covering the pores, on at least one surface of the membrane.Type: ApplicationFiled: March 24, 2022Publication date: May 30, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Joo Hun Kang, Brian Choi, Jeongwon Choi, Tae-eun Park
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Patent number: 11993822Abstract: The present invention relates to a method for manufacturing a monocrystalline metal foil and a monocrystalline metal foil manufactured thereby, the method comprising the steps of: fixing each of the ends of a polycrystalline metal foil to electrodes; and heat-treating the fixed polycrystalline metal foil to manufacture a monocrystalline metal foil.Type: GrantFiled: December 13, 2018Date of Patent: May 28, 2024Assignees: INSTITUTE FOR BASIC SCIENCE, UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Ruoff Rodney S., Sunghwan Jin
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Publication number: 20240169190Abstract: An electronic device includes: a shifter configured to perform a shift operation based on a codebook supporting a plurality of quantization levels preset for data bits of a data set; and a decoder configured to control the shifter by setting quantization scales of the data bits differently for preset groups, wherein the shifter is configured to quantize and output the data bits by control of the decoder.Type: ApplicationFiled: May 9, 2023Publication date: May 23, 2024Applicants: SAMSUNG ELECTRONICS CO., LTD., UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Hyeonuk SIM, Sangyun OH, Jongeun LEE
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Patent number: 11987817Abstract: Disclosed is a process of manufacturing cell spheroids using a bioink. More particularly, provided is a method of manufacturing a cell spheroid, the method including extruding a first bioink including an alginate; extruding a second bioink including cells into the extruded first bioink; adding a calcium chloride (CaCl2) solution to the alginate included in the first bioink; and dissolving the second bioink, present in the first bioink, in a cell culture medium to form a cell spheroid from the cells.Type: GrantFiled: January 23, 2020Date of Patent: May 21, 2024Assignee: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Hyun Wook Kang, Seug Gyu Jeon, Jun Ho Heo
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Publication number: 20240157613Abstract: A method of manufacturing a composite material through a wet compression molding (WCM) process is disclosed. The internal pressure of a mold is controlled so that productivity may be improved due to process automation through application of a resin using a robot. Quality of the composite material may be improved due to minimization of deformation of a foam core through control of the internal pressure of the mold.Type: ApplicationFiled: August 2, 2023Publication date: May 16, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Sang Won Lim, Sang Jae Yoon, Young Bin Park, Woo Seok Ji, Soo Chang Kang, Seong Woo Im
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Publication number: 20240162230Abstract: A transistor device includes a substrate, a fin structure extending on the substrate in a direction parallel to a top surface of the substrate, a source region and a drain region provided at an upper portion of the fin structure, a constant current generating layer provided at a lower portion of the fin structure, a gate insulating film provided on both side surfaces and a top surface of the upper portion of the fin structure, and a gate electrode provided on the gate insulating film, wherein the gate electrode is provided on the fin structure and between the source region and the drain region, the constant current generating layer generates a constant current between the drain region and the substrate, and the constant current is independent from a gate voltage applied to the gate electrode.Type: ApplicationFiled: January 12, 2024Publication date: May 16, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Kyung Rok Kim, Jae Won Jeong, Young Eun Choi, Woo Seok Kim, Jiwon Chang
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Patent number: 11978911Abstract: The present invention relates to a three-dimensional structure electrode, a method for manufacturing same, and an electrochemical element including the electrode. The present invention is characterized by comprising: (a) an upper conductive layer and a lower conductive layer which have a structure constituting an assembly within which a conductive material and a porous nonwoven fabric including a plurality of polymeric fibers are three-dimensionally connected in an irregular and continuous manner, thereby forming a mutually connected porous structure; and (b) an active material layer forming the same assembly structure as the conductive layers and forming a three-dimensionally filled structure in which electrode active material particles are uniformly filled inside the mutually connected porous structure formed in the assembly structure, wherein the active material layer is formed between the upper conductive layer and the lower conductive layer.Type: GrantFiled: September 28, 2022Date of Patent: May 7, 2024Assignees: UNIST (Ulsan National Institute of Science and Technology), LG Energy Solution, Ltd.Inventors: In Sung Uhm, Sang Young Lee, Yo Han Kwon, Ju Myung Kim, Joon Won Lim, Jae Hyun Lee, Je Young Kim, Seong Hyeok Kim
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Publication number: 20240132700Abstract: The inventive concept relates to a three-dimensional crosslinker composition and a method of manufacturing an electronic device using the same. According to the inventive concept, the three-dimensional crosslinker composition may be represented by Formula 1 below.Type: ApplicationFiled: November 21, 2023Publication date: April 25, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Bong Soo KIM, Myeong Jae LEE
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Patent number: 11967267Abstract: Provided is a display device including a display panel, an optical sensor, a timing controller, a scan driver, a data driver, and an image controller. The timing controller controls an image refresh rate of the display panel based on a refresh rate control signal. Thus, the display device provides improved visibility.Type: GrantFiled: May 2, 2023Date of Patent: April 23, 2024Assignees: Samsung Display Co., Ltd., UNIST (Ulsan National Institute Of Science and Technology)Inventors: Hyo Sun Kim, Oh Sang Kwon, Seong Gyu Choe, Chang Yeong Han, Min Kyung Kim, You Ra Kim, Eun Jung Lee, Hyung Suk Hwang
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Patent number: 11958758Abstract: Disclosed is a ferromagnetic element-substituted room-temperature multiferroic material having ferromagnetism and ferroelectricity at room temperature, wherein the ferromagnetic element-substituted room-temperature multiferroic material includes a compound of chemical formula 1: <chemical formula 1> (Pb1-xMx)Fe1/2Nb1/2O3. In chemical formula 1, M represents a ferromagnetic element, and x represents a number greater than 0 and smaller than 1.Type: GrantFiled: August 5, 2019Date of Patent: April 16, 2024Assignee: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Wook Jo, Jae Hyeon Cho
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Publication number: 20240118275Abstract: The present disclosure relates to a quantum dot-polymer composite, an immunodetection conjugate including the quantum dot-polymer composite, and a diagnostic kit using the same, the composite including a quantum-bead of a 3D self-assembly structure including one or more quantum dots that has a core-shell structure, a surface-modifying ligand arranged on the surface of the quantum dots, and one or more polymer ligands, wherein the one or more quantum dots are dispersed within the quantum-bead, the core including indium phosphide (InP), and the shell that has a thickness of from 3 nm to 9 nm.Type: ApplicationFiled: February 10, 2022Publication date: April 11, 2024Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Jongnam Park, Sunghwan Kim
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Patent number: 11955625Abstract: Provided are a negative electrode active material including a three-dimensional composite. The three-dimensional composite includes secondary particles containing a silicon carbide-based (SiCx, 0<x?1) nanosheet having a bent portion and amorphous carbon. Also provided are a method of producing the same, and a negative electrode and a lithium secondary battery including the negative electrode active material.Type: GrantFiled: August 20, 2021Date of Patent: April 9, 2024Assignees: SK On Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)Inventors: Eunjun Park, Joon-Sup Kim, Jaekyung Sung, Yoon Kwang Lee, Tae Yong Lee, Jae Phil Cho
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Patent number: 11949393Abstract: This application relates to an independent active electromagnetic interference filter module. In one aspect, the filter module includes a first element group including a noise sensing unit provided to sense electromagnetic noise, and a second element group including a compensating unit provided to generate a compensation signal for the electromagnetic noise. The first group and the second group may be respectively mounted on different substrates. According to some embodiments, the filter module can reduce a volume of each element constituting an electromagnetic interference filter module, implement a single modularization of a compact structure. The filter module can also improve electromagnetic interference noise reduction performance and a manufacturing method thereof.Type: GrantFiled: September 27, 2021Date of Patent: April 2, 2024Assignees: EM Coretech Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)Inventors: Sang Yeong Jeong, Jin Gook Kim