Patents by Inventor Eun Hwang
Eun Hwang 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: 20240168096Abstract: The present invention provides an apparatus and a method for evaluating performance of a battery and equipment for transporting the battery. The battery performance evaluation apparatus of the present invention includes: a temperature measurement unit for measuring an aging temperature of the battery; a voltage measurement unit for measuring a first open circuit voltage of the battery at the start of aging and measuring a second open circuit voltage of the battery at the end of aging; and a processor for calculating a delta voltage of a voltage drop using a difference between the first open circuit voltage and the second open circuit voltage measured by the voltage measurement unit, and determining normal or defective of the battery based on the delta voltage calculated using the aging temperature measured by the temperature measurement unit and an aging period between measurement times of the first and second open circuit voltage.Type: ApplicationFiled: June 15, 2023Publication date: May 23, 2024Inventors: Chang Mook HWANG, Na Eun GIL, Hyun Ji KIM, Jong Hyeok LEE, Yoon Ji JO
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Patent number: 11987739Abstract: A core-shell quantum dot including a core including a first semiconductor nanocrystal, the first semiconductor nanocrystal including zinc, tellurium, and selenium and a semiconductor nanocrystal shell disposed on the core, the semiconductor nanocrystal shell including zinc and selenium, sulfur, or a combination thereof and a production thereof are disclosed, wherein the core-shell quantum dot does not include cadmium, lead, mercury, or a combination thereof, wherein the core-shell quantum dot(s) includes chlorine, wherein in the core-shell quantum dot, a mole ratio of chlorine with respect to tellurium is greater than or equal to about 0.01:1 and wherein a quantum efficiency of the core-shell quantum dot is greater than or equal to about 10%.Type: GrantFiled: May 16, 2023Date of Patent: May 21, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seon-Yeong Kim, Soo Kyung Kwon, Yong Wook Kim, Ji-Yeong Kim, Jihyun Min, Sungwoo Hwang, Eun Joo Jang
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Publication number: 20240161684Abstract: A display device includes: a display panel; an emission driver; a scan driver; and a timing controller. The display panel includes light emitting pixels and photosensitive pixels, where the photosensitive pixels are operated in an initialization period, a light exposure period and a sensing period. The emission driver supplies emission control signals to emission control lines connected to the light emitting pixels, based on an emission start signal. The scan driver supplies scan signals to scan lines connected to the light emitting pixels and the photosensitive pixels, based on a scan start signal. The timing controller generates the emission start signal having a single pulse of a gate-off level and the scan start signal having a single pulse of a gate-on level in a last frame period among frame periods corresponding to the light exposure period and in each of frame periods corresponding to the sensing period.Type: ApplicationFiled: November 7, 2023Publication date: May 16, 2024Inventors: Hyun Dae LEE, Kang Bin JO, Il Nam KIM, Go Eun CHA, Hee Chul HWANG
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Patent number: 11982898Abstract: The present disclosure relates to a display device, and according to an aspect of the present disclosure, a display device includes a display panel, a first polarizer disposed below the display panel, a second polarizer disposed on the display panel, and an antistatic film disposed between the display panel and the second polarizer, in which the antistatic film includes a silicon-based matrix and a polythiophene-based compound and a dopant having a high boiling point dispersed in the silicon-based matrix and the silicon-based matrix contains tetra alkoxysilane, glycidyloxyalkyl trialkoxysilane and aminoalkyl trialkoxysilane to be cured. Therefore, the display device includes an antistatic film including an inexpensive polythiophene compound as a conductive material so that the excellent high temperature and high humidity stability is provided as well as the excellent electrostatic discharging effect.Type: GrantFiled: October 26, 2022Date of Patent: May 14, 2024Assignees: LG Display Co., Ltd., ILDONG CHEMICAL Co., LTDInventors: Junsik Hwang, SungHee Kim, Ki Moon Kim, Joonhyuk Cho, JaeHuy Park, Eun Ji Lee
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Patent number: 11981455Abstract: A mobility vehicle transfer platform includes an elevation passage provided in a structure provided with a take-off and landing site for an air mobility vehicle and having an internal space extending in the vertical direction to be connected to the take-off and landing site and to allow a ground mobility vehicle to be elevated or lowered through the internal space to be connected to or separated from the air mobility vehicle, and an elevation unit provided in the internal space of the elevation passage, having an elevation portion selectively connected to the ground mobility vehicle and configured for elevating or lowering the ground mobility vehicle in the elevation passage when the ground mobility vehicle is connected to the elevation portion.Type: GrantFiled: March 14, 2022Date of Patent: May 14, 2024Assignees: Hyundai Motor Company, Kia CorporationInventors: Sang Heon Lee, Dong Eun Cha, Jin Ho Hwang
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Publication number: 20240138721Abstract: An apparatus for estimating a concentration of a component includes a sensor including a plurality of light sources having different central wavelengths and at least one detector configured to detect light, and a processor configured to determine a first reflectance of skin using a first light source of the plurality of light sources, set an operating condition of the sensor based on the determined first reflectance, drive the plurality of light sources according to the operating condition, and estimate a concentration of an analyte component based on a plurality of light quantities detected from skin by the at least one detector.Type: ApplicationFiled: February 22, 2023Publication date: May 2, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kun Sun EOM, JIN YOUNG PARK, MYOUNG HOON JUNG, YOON JAE KIM, HYUN SEOK MOON, JEONG EUN HWANG
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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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Patent number: 11971348Abstract: An electronic device may include an optical sensor configured to emit a reference light to a reference object and detect the reference light reflected from the reference object during calibration, and emit a measurement light to a target object and detect the measurement light reflected from the target object during a measurement; and a processor configured to perform the calibration of the optical sensor while the electronic device is disposed to oppose or in contact with the reference object by controlling the optical sensor to emit and detect the reference light, and estimate bio-information based on a light quantity of the measurement light that is reflected from the target object by the optical sensor, and a light quantity of the reference light reflected from the reference object.Type: GrantFiled: March 23, 2022Date of Patent: April 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun Seok Moon, Yoon Jae Kim, Jin Young Park, Kun Sun Eom, Myoung Hoon Jung, Jeong Eun Hwang
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Publication number: 20240131910Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.Type: ApplicationFiled: April 12, 2023Publication date: April 25, 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: 20240131232Abstract: Disclosed is an anti-adhesion agent composition which uses a high molecular weight compound having biocompatibility and an oil derived from animals, plants, and minerals so as to improve low viscosity and low strength, which are problems of existing anti-adhesion agents, and prevent adhesion between living tissues. The anti-adhesion composition according to the present disclosure performs a physical barrier function through simple mixing of a polymer material, serving as a physical barrier in its anti-adhesion effect, and a solvent, and remains in the body for a certain period of time, then decomposes, absorbs, and is excreted. The anti-adhesion composition does not interfere with the healing of the wound after surgery, and exhibits an excellent effect of convenient application to the surgical site.Type: ApplicationFiled: June 13, 2022Publication date: April 25, 2024Inventors: Sung Joo Hwang, Dong Min Kim, Ji Eun Kim, Yeon Ju Choi, Yong Kyung Hwang
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Publication number: 20240136296Abstract: A power module includes an upper substrate and a lower substrate, an upper chip, a lower chip, and a circuit board disposed across a space between the upper substrate and the lower chip and a space between the lower substrate and the upper chip so that the upper substrate and the lower substrate are vertically spaced from each other. The circuit board electrically connects the upper chip to the lower substrate while electrically connecting the lower chip to the upper substrate.Type: ApplicationFiled: April 12, 2023Publication date: April 25, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Sung Taek HWANG, So Eun JEONG, Jun Hee PARK, Nam Sik KONG
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Publication number: 20240135744Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.Type: ApplicationFiled: September 27, 2023Publication date: April 25, 2024Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
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Publication number: 20240131061Abstract: The present disclosure relates to the preparation of citrullinated vimentin antigen-specific immune tolerogenic dendritic cells and a composition for preventing or treating heart failure after myocardial infarction comprising the same. According to the present disclosure, it is confirmed that immune tolerogenic dendritic cells differentiated by treating immature dendritic cells with citrullinated vimentin regulate the expression of immune-related factors and have an excellent therapeutic effect on heart failure caused by myocardial infarction.Type: ApplicationFiled: August 10, 2023Publication date: April 25, 2024Applicants: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, Daegu Gyeongbuk Institute of Science and TechnologyInventors: Kiyuk CHANG, Daehee HWANG, Min-Sik KIM, Eunmin KIM, Eun Hye PARK, Chan Woo KIM
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Publication number: 20240124077Abstract: A vehicle configured for container-swapping, includes: a main frame including a pair of drive modules spaced in a forward/backward direction of the vehicle, and a connecting portion extending in the forward/backward direction of the vehicle to connect the pair of drive modules so that a coupling space is formed therebetween; a container module selectively inserted into the coupling space of the main frame; and a coupling portion configured to couple the main frame and the container to each other while the container module is inserted into the coupling space of the main frame, wherein a driving portion operates and moves the main frame so that the container module is inserted into the coupling space of the main frame.Type: ApplicationFiled: May 8, 2023Publication date: April 18, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Dong Eun CHA, Han Sam KIM, Tae Kyung LEE, Dae Hee LEE, Jin Ho HWANG, Jun Gu LEE, Sang Heon LEE
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Publication number: 20240117502Abstract: Disclosed herein are methods and apparatuses for producing hydrogen and oxygen from water, or for producing less-complex constituents from a more-complex compound, more particularly, for decomposing chemical bonds of a compound using resonant electromagnetic (EM) waves such as sunlight.Type: ApplicationFiled: October 10, 2022Publication date: April 11, 2024Inventor: Myeong-Eun HWANG
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Patent number: 11943994Abstract: A display device and a method of manufacturing the same are provided. The display device, comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, at least one transistor disposed on the second base substrate, and an organic light emitting diode disposed on the at least one transistor, wherein the first barrier layer includes a silicon oxide, and has an adhesion force of 200 gf/inch or more to the second base substrate.Type: GrantFiled: August 17, 2021Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Chul Min Bae, Eun Jin Kwak, Jin Suk Lee, Jung Yun Jo, Ji Hye Han, Young In Hwang
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Patent number: 11938066Abstract: A personal mobility may include a body provided with an upper plate portion; a wheel connected to the body to be driven; and a battery provided in the body or the wheel and configured to provide driving energy to the wheel, wherein the mobility is configured to be stored in or drawn out of a vehicle, and the battery is configured to be charged or discharged in association with a high-voltage battery of the vehicle.Type: GrantFiled: June 1, 2021Date of Patent: March 26, 2024Assignees: Hyundai Motor Company, Kia CorporationInventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
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Publication number: 20240090771Abstract: An apparatus for estimating bio-information includes: a sensor including one or more light sources configured to emit light to an object and a plurality of detectors configured to detect light reflected from the object; and a processor configured to transform a plurality of light quantities obtained from respective detectors of the plurality of detectors to a distance domain, to combine the plurality of transformed light quantities in the distance domain, to correct the combined light quantity based on a reference light quantity for correcting a deviation of a distance between the one or more light sources and the plurality of detectors, and to estimate bio-information based on a light quantity resulting from the correction.Type: ApplicationFiled: February 8, 2023Publication date: March 21, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Myoung Hoon JUNG, Kun Sun EOM, Jin Young PARK, Yoon Jae KIM, Hyun Seok MOON, Jeong Eun HWANG
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Patent number: 11932315Abstract: A freight vehicle on which a drone is docked, may include: a transfer device provided in the vehicle and configured to move up and down between an internal space of the vehicle and a roof to receive freight from the drone through the roof of the vehicle or transfer freight to the drone; and a loadspace separated, as a portion of the internal space of the vehicle, from a space where the transfer device is provided and including an open portion formed on a side or a rear of the vehicle, and onto which the freight is loaded.Type: GrantFiled: August 24, 2022Date of Patent: March 19, 2024Assignees: Hyundai Motor Company, Kia Corporation, Yong San Co., Ltd.Inventors: Jin Ho Hwang, Sang Heon Lee, Dong Eun Cha, Choon Taik Kim, Sang Hoon Lee, Hong Kwon Moon
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Patent number: RE49957Abstract: Provided are a method and apparatus for providing and using content advisory (CA) information on Internet contents. A method of providing CA information by using a CA information server, includes receiving a request for the CA information on a content, from an Internet Protocol television (IPTV); searching for CA information on the content; and transmitting the found CA information to the IPTV. A method of using CA information when an IPTV reproduces a content not having the CA information, according to the present invention, includes transmitting a request for CA information, to a CA information server; receiving the CA information from the CA information server; analyzing the CA information; and applying the CA information.Type: GrantFiled: May 29, 2020Date of Patent: April 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-shin Park, Kwang-hyuk Kim, Sung-wook Ahn, Sung-wook Byun, Sang-woong Lee, Eun-Hee Rhim, O-hoon Kwon, Sung-jin Park, In-chul Hwang, Mun-jo Kim