Patents Assigned to Chung-Ang University Industry Academic Cooperation Foundation
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Patent number: 11980099Abstract: A transition dichalcogenide homojunction structure may include a lower high resistance layer including a plurality of PtX2 layers and an upper low resistance layer which includes the plurality of PtX2 layers and has different thickness and number of growth layers from the lower high resistance layer. And the lower high resistance layer and the upper low resistance layer may form a homojunction. The heat transfer characteristic of the lower high resistance layer may increase by the interface induced Seebeck effect with the upper low resistance layer. The transition dichalcogenide homojunction structure may generate the interface induced Seebeck effect at the interface of the homojunction to generate a thermal voltage. Further, the transition metal dichalcogenide homojunction structure may measure the Seebeck effect of the lower high resistance layer using the upper low resistance layer without separate measurement equipment.Type: GrantFiled: December 19, 2022Date of Patent: May 7, 2024Assignee: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Sang Kwon Lee, No Won Park, Jae Won Choi
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Patent number: 11971299Abstract: A hyperspectral image sensor includes an optical irradiator configured to irradiate light to a partial region of an object, an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate spectrum signals, each of the spectrum signals corresponding to a respective sub-region of a plurality of sub-regions included in the partial region, and a processor configured to generate a hyperspectral image of the partial region based on the spectrum signals.Type: GrantFiled: June 21, 2022Date of Patent: April 30, 2024Assignees: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Jeongsu Han, Hyungbin Son, Suyeon Lee
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Patent number: 11942692Abstract: Provided is an in-band full-duplex MIMO antenna, which includes: a substrate; and transmission antenna elements and reception antenna elements separately coaxially disposed on the same plane of the substrate, in which the transmission antenna elements have a first polarization characteristic, and the reception antenna elements have a second polarization characteristic different from the first polarization characteristic.Type: GrantFiled: August 19, 2021Date of Patent: March 26, 2024Assignee: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Han Lim Lee, Min Gyu Kim, Ji Ho Lee, Jin Woo Kim
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Publication number: 20240071275Abstract: An operating method of a calibration system for a display device obtains image information about an image displayed on display device and wavelength information about pixels of the image information using a hyperspectral camera included in an electronic device, transmits the obtained image information and wavelength information to a first application in the electronic device, generates calibration data about the obtained image information and wavelength information through the first application and transmits the calibration data to a second application in the display device, and performs color calibration of the display device based on the calibration data transmitted to the second application to display a color calibrated image.Type: ApplicationFiled: April 19, 2023Publication date: February 29, 2024Applicants: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Hojung Kim, Hyungbin Son, Suyeon Lee
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Patent number: 11901842Abstract: An energy harvesting apparatus using an electroactive material includes an electricity generator including the electroactive material to generate a voltage due to deformation caused by an external stimulus, and an impact generator including a deformable and restorable material capable of repetitive deformation and restoration and configured to generate a dynamic behavior based on the repetitive deformation and restoration in the electricity generator. A stimulus of the impact generator with respect to the electricity generator enables energy harvest. An electrode unit for deformation includes an electricity generator including an electroactive material to generate a voltage due to deformation caused by an external stimulus, and an electrode part electrically connected to at least one surface of the electricity generator, and including an elastically deformable material to achieve relative deformation while in contact with the electricity generator.Type: GrantFiled: July 10, 2018Date of Patent: February 13, 2024Assignee: CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventor: Seung Hwan Chang
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Patent number: 11890752Abstract: The present invention relates to a complex elastic unit for maximizing space utilization and elastic energy storage with a limited space and a variable gravity compensation module with the complex elastic unit and a curved lever, more particularly to variable gravity compensation apparatus with a curved lever, characterized by comprising: a housing; an interlocking cam which is installed to the housing, being rotated by a load; a curved lever which is rotated interlocked with the rotation of the interlocking cam and which provides elasticity to rotate the interlocking cam toward an initial position; an adjustment unit which adjusts a position of a pivot which is a center of rotation of the curved lever, allowing moving the pivot according to strength of load; and an elastic unit which is equipped within the housing to provide elasticity to the curved lever, wherein a driving end which is adhered to the interlocking cam is formed on one end of the curved lever with respect to the pivot, a driven end which is aType: GrantFiled: April 27, 2021Date of Patent: February 6, 2024Assignee: Chung Ang University Industry Academic Cooperation FoundationInventors: Giuk Lee, Jehyeok Kim, Jun Young Moon, Jae Wook Ryu
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Publication number: 20240035033Abstract: Provided is a method for prevention and treatment of age-related macular degeneration through the suppression of cathepsin S expression, and retinal pigment epithelial cells in which cathepsin S is knocked down can be usefully used as a target for preventing or treating dry and wet age-related macular degenerations, in that the expression level of inflammatory cytokines and complement activity are reduced even under oxidative stress conditions, and the retinal pigment epithelial cells are not only more effective in suppressing complement activity than NF-?B inhibitors, but also suppress intracellular neovascularization and tube formation.Type: ApplicationFiled: July 28, 2023Publication date: February 1, 2024Applicant: CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventor: Jee Taek KIM
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Patent number: 11852619Abstract: Provided is a meat inspection apparatus including a light source configured to emit a plurality of inspection lights to a plurality of regions of meat, respectively, a light detector configured to generate a plurality of emission spectrum signals based on measuring a plurality of fluorescences emitted from the plurality of regions, and a processor configured to receive the plurality of emission spectrum signals from the light detector, generate hyperspectral images of the meat based on the plurality of emission spectrum signals, and obtain a state of the meat based on the hyperspectral images, wherein the processor is further configured to obtain the state of the meat for a plurality of sub-regions in each of the plurality of regions.Type: GrantFiled: September 20, 2021Date of Patent: December 26, 2023Assignees: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Hyungbin Son, Suyeon Lee
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Publication number: 20230389404Abstract: Disclosed is a method for manufacturing an organic optoelectronic device, the method including: coating a second layer composition on a mediator; and forming a second layer of thin film on a first layer by moving the second layer composition coated on the mediator onto the first layer, wherein the second layer composition contains a donor and an acceptor and the acceptor includes a non-fullerene compound.Type: ApplicationFiled: May 26, 2022Publication date: November 30, 2023Applicant: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Dong Hwan WANG, Min Soo KIM, Woongsik JANG
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Patent number: 11817863Abstract: According to an exemplary embodiment of the present disclosure, a fractional-N sub-sampling phase locked loop using a phase rotator includes a frequency locked loop which is locked at a fractional-N frequency using a delta-signal modulator and a sub-sampling phase locked loop which locks a phase to a fractional multiple using a phase rotator, and the phase rotator applies a fractional multiple to a phase of a signal output from the oscillator.Type: GrantFiled: July 21, 2022Date of Patent: November 14, 2023Assignee: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Donghyun Baek, Gwang Sub Kim
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Patent number: 11758091Abstract: Provided is a food monitoring apparatus including at least one light source configured to selectively radiate light of a first wavelength band and light of a second wavelength band that is different from the first wavelength band to food, at least one image sensor configured to obtain a visible image of the food and a hyperspectral image of the food based on light scattered, emitted, or reflected from the food, and at least one processor configured to obtain first information of the food based on the visible image, and to obtain second information of the food based on the first information and the hyperspectral image.Type: GrantFiled: July 2, 2021Date of Patent: September 12, 2023Assignees: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Suyeon Lee, Jeongsu Han, Unjeong Kim, Hyungbin Son, Junhoe Choi
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Publication number: 20230248665Abstract: Provided is a composition comprising a dimethylchalcone derivative for prevention or treatment of metabolic diseases and, more specifically, to a compositioncomprising a derivative of 2?,4?-dihydroxy-6?-methoxy-3?,5?-dimethylchalcone as an active ingredient for the alleviation, prevention, or treatment of various metabolic diseases.Type: ApplicationFiled: March 16, 2023Publication date: August 10, 2023Applicants: SEOUL NATIONAL UNIVERSITY R & DB FOUNDATION, SEOUL NATIONAL UNIVERSITY HOSPITAL, CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Kyong Soo PARK, Sung Soo CHUNG, Ji Seon LEE, Kwang Yong PARK
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Publication number: 20230238536Abstract: Disclosed herein are a method of manufacturing dry binders for electrodes usable in a dry electrode method by using a mixture of polymer powder containing a hydroxyl group (—OH) and polytetrafluoroethylene, and a method of manufacturing dry electrodes including dry binders.Type: ApplicationFiled: December 7, 2022Publication date: July 27, 2023Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, CHUNG ANG University industry Academic Cooperation FoundationInventors: Kyeong Wi Park, Han Nah Song, Sang Wook Han, In Ho Nam, Ho Jong Eom, Ji Hyeon Kang
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Publication number: 20230200974Abstract: The present invention relates to an artificial bladder system having a double space divided by a partition wall and a wireless, non-powered urine fullness sensor using an RFID technology, which provides an artificial bladder system comprising: an outer wall that forms the outer shape of the artificial bladder, is inserted into the body, and has an inner space; a partition wall, wherein both ends are fixed to the inside of the outer wall, the inner space of the outer wall is divided into a double space of a urine reservoir and a working fluid space, and it is deformable according to amounts of the urine and the working fluid; and a urine fullness sensor installed in the working fluid space and sensing a urine fullness degree based on the deformation of the partition wall.Type: ApplicationFiled: December 28, 2022Publication date: June 29, 2023Applicants: Yonsei University Industry Foundation (Yonsei UIF), The Catholic University of Korea Industry-Academic Cooperation Foundation, Industry Academic Cooperation Foundation of Yeungnam University, Chung Ang University Industry Academic Cooperation FoundationInventors: Jong Baeg KIM, U Syn HA, Jin Ho KIM, Jung Wook CHOI, Won Gun KOH, Gyu Jun CHOI, Min Hyeong KIM, Won Keun PARK, Jeong Hyeop SON
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Patent number: 11684650Abstract: The present disclosure relates to a composition containing a Paeoniae radix extract as an active ingredient. The composition may alleviate inappetence, weight loss, muscle loss and fatigue and inhibit hematopoietic toxicity. Thus, the composition may be effectively used for the prevention, alleviation or treatment of cachexia and muscle loss.Type: GrantFiled: February 28, 2019Date of Patent: June 27, 2023Assignee: CHUNG-ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Yoo Sik Yoon, Jae Woong Jang, Se Yeon Chae, Tae Hyun Bae, Hyun Ji Lee, Jae Won Song
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Publication number: 20230200008Abstract: A cooling apparatus for a power module including a plurality of cooling modules provided to be in contact with each of both surfaces of the power module, in which the cooling module includes a manifold cover provided with a plurality of guide walls extending in a first direction in a state of being spaced apart from each other and a pin plate having one surface being in contact with the power module and having a plurality of pins extending in a second direction crossing the first direction formed on the other surface thereof.Type: ApplicationFiled: November 4, 2022Publication date: June 22, 2023Applicants: Hyundai Motor Company, Kia Corporation, CHUNG ANG University industry Academic Cooperation FoundationInventors: Sang Hun LEE, Se Heun KWON, Seong Min LEE, Je Hwan LEE, Hyong Joon PARK, Yun Seo KIM, Geon Hee LEE, Dae Young KONG, Min Soo KANG, Hyoung Soon LEE
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Publication number: 20230126975Abstract: A hyperspectral image sensor includes an optical irradiator configured to irradiate light to a partial region of an object, an optical detector configured to receive detection light generated in the partial region in response to the irradiated light and generate spectrum signals, each of the spectrum signals corresponding to a respective sub-region of a plurality of sub-regions included in the partial region, and a processor configured to generate a hyperspectral image of the partial region based on the spectrum signals.Type: ApplicationFiled: June 21, 2022Publication date: April 27, 2023Applicants: SAMSUNG ELECTRONICS CO., LTD., CHUNG ANG University Industry Academic Cooperation FoundationInventors: Unjeong Kim, Jeongsu Han, Hyungbin Son, Suyeon Lee
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Patent number: 11627903Abstract: Provided is a cognitive impairment diagnosis method including: receiving an electroencephalogram signal of a user by a cognitive impairment diagnosis device; preprocessing the electroencephalogram signal by the cognitive impairment diagnosis device; extracting features, by the cognitive impairment diagnosis device, from the electroencephalogram signal by using a brain connectivity-based analysis method; and outputting cognitive impairment diagnosis information of the user by the cognitive impairment diagnosis device, on the basis of features having a causal relationship with the cognitive impairment diagnosis information, among the extracted features.Type: GrantFiled: May 7, 2020Date of Patent: April 18, 2023Assignees: IMEDISYNC, INC., CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Seung Wan Kang, Young Chul Youn
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Publication number: 20230069521Abstract: The present disclosure relates to an elastic unit with adjustable elasticity and elastic modulus and to an operation method thereof. In particular, the present disclosure relates to an elastic unit with adjustable elasticity and elastic modulus, which comprises: an elastic element having a plurality of division areas longitudinally; and elasticity adjustment modules that are laid out in each of the division areas of the elastic element and activate or inactivate the elastic element partially depending on the division areas to adjust an elasticity and an elastic modulus of the elastic element.Type: ApplicationFiled: January 14, 2022Publication date: March 2, 2023Applicant: Chung Ang University Industry Academic Cooperation FoundationInventors: Giuk Lee, Jae Wook Ryu
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Publication number: 20230052716Abstract: The present disclosure relates to a method and an apparatus for measuring motility of ciliated cells in a respiratory tract. The method includes the operations of: acquiring image data including a plurality of frames of respiratory tract organoids; identifying positions of ciliated cells by performing motion-contrast imaging on the image data; when a region of interest (ROI) related to the position of the ciliated cells is selected, measuring a ciliary beat frequency (CBF) related to motility of cilia included in the selected region of interest using cross-correlation between the plurality of frames; and expressing the cilia included in the region of interest in a preset display method on the basis of the range of the measured ciliary beat frequency.Type: ApplicationFiled: July 11, 2022Publication date: February 16, 2023Applicant: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Jun Ki KIM, Woo June CHOI