Patents by Inventor Seung-Yeol Lee
Seung-Yeol 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: 20240353070Abstract: A valve assembly for controlling charging and discharging of a fuel prevents a high pressure charging pressure from being applied to a solenoid valve during fuel charging. The valve assembly includes a transfer flow passage composed of: a charging/discharging flow passage; a charging flow passage branched from the charging/discharging flow passage and connected to a storage tank; and a discharging flow passage branched from the charging/discharging flow passage and connected to the storage tank. Further, the valve assembly includes a first check valve configured to prevent backflow of the fuel transferred along the charging flow passage; a solenoid valve configured to open or close the discharging flow passage to regulate flow of the fuel; a second check valve configured to prevent backflow of the fuel transferred along the discharging flow passage; and a metering valve configured to control a flow rate of the fuel transferred along the discharging flow passage.Type: ApplicationFiled: September 26, 2023Publication date: October 24, 2024Inventors: Eui-Dong Roh, Jung-Tae Kim, Ji-Yong Lee, Seung-Beom Lee, Kwang-Yeol Jeong, Ha-Na Kim, Jea-Hyuck Lee, Sang-Ho Lee
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Patent number: 12115886Abstract: A pre-active safety seat system applied to the vehicle implements a method for improving a pre-active safety seat speed, which confirms a risk region by matching a recline angle, a slide movement position, and a cushion tilt angle, which are detected from each of a plurality of sensors of a multi-seat sensor in a risk collision situation detected by a vehicle environment sensor of an ADAS, with a seat safety map, and combines and simultaneously controls a plurality of motors of a multi-seat motor configured for a seat target posture of a seat for converting the risk region into a safety region, by a controller, shortening a pre-active safety seat (PSS) required time of a seat target posture in the pre-active safety seat (PSS) operable section before collision of the vehicle from a risk detection.Type: GrantFiled: July 28, 2021Date of Patent: October 15, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Hyung-Joo Kim, Haeng-Kyeom Kim, Guk-Mu Park, Tae-Hoon Lee, Seung-Young Lee, Wook Jin, Eung-Man Kim, Dong-Woo Jeong, Ju-Yeol Kong
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Patent number: 12087946Abstract: The present invention relates to a positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element of the lithium composite oxide, and a lithium secondary battery using a positive electrode including the positive electrode active material.Type: GrantFiled: July 22, 2021Date of Patent: September 10, 2024Assignee: ECOPRO BM CO., LTD.Inventors: Gwang Seok Choi, Moon Ho Choi, Jun Won Suh, Jin Kyeong Yun, Jung Han Lee, Seung Woo Choi, Joong Ho Bae, Du Yeol Kim
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Publication number: 20240264091Abstract: Provided is a method for inspecting whether the shape and the depth of a via hole formed in a wafer are defective. The method includes a process of receiving three-dimensional image information of the via hole formed in the wafer, a process of detecting an edge of the via hole by using the received three-dimensional image information and an edge detection algorithm, a process of determining whether the detected edge is within a set range, thereby determining whether the shape of the via hole is defective, a process of dividing a three-dimensional image of the via hole generated from the three-dimensional image information of the via hole into at least two regions when the detected edge is within the set range, and a process of determining whether a volume of each divided region is within a set range, thereby determining whether the depth of the via hole is defective.Type: ApplicationFiled: April 1, 2024Publication date: August 8, 2024Applicant: GOOIL ENGINEERING CO., LTDInventors: Seung Gyun Back, Jae Yeol Lee, Ho Cheol Shin, Dae Hwan Kim
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Publication number: 20240255802Abstract: A display device includes an LED assembly, an optical sheet above the LED assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.Type: ApplicationFiled: July 11, 2023Publication date: August 1, 2024Inventors: Jung Ill Cho, Sang Mook Lee, Chang Kyeong Kong, Seung Yeol Yang
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Patent number: 12007775Abstract: The present disclosure relates to a system for installing a floor finishing material using an autonomous driving robot. According to the present disclosure, there is provided a system for installing a floor finishing material using autonomous driving including: a floor surface cleaning and adhesive application robot that cleans a floor surface and applies adhesive while moving with autonomous driving; a finishing material installation robot that installs the floor finishing material on an upper side of the adhesive surface; a finishing material loading robot that loads the floor finishing material loaded in an installation site, on a pallet; a finishing material transport robot that transports and delivers the loaded floor finishing material to the finishing material installation robot; and a 3D positioning device that sets a position thereof as an origin and recognizes positions of a plurality of active markers installed in a work site.Type: GrantFiled: June 1, 2021Date of Patent: June 11, 2024Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seung Yeol Lee, Sang Ho Kim, Yong Seok Lee
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Publication number: 20240176128Abstract: Methods, devices, and systems for controllable magneto-photonic particles (e.g., for light delivery and/or collection) are provided. In one aspect, a magneto-photonic particle includes a supporting material, a photonic structure configured to manipulate light, and a magnetic structure controllable to make the particle move. The photonic structure and the magnetic structure are supported by the supporting material.Type: ApplicationFiled: November 27, 2023Publication date: May 30, 2024Inventors: Ognjen Ilic, Seung Yeol Lee
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Patent number: 11955841Abstract: The present invention provides a stator and a motor assembly including the same. The stator includes: a stator core disposed outside a rotor core and having an inner surface inclined with respect to a rotation axis of a rotor; a plurality of coil-wound teeth extending from the inner surface of the stator core towards the rotation axis, wherein a coil is wound around each of the plurality of coil-wound teeth; and openings formed by sidewalls of the plurality of coil-wound teeth and the inner surface of the stator core, wherein a cross-sectional area of the openings changes along a direction of the rotation axis.Type: GrantFiled: September 18, 2019Date of Patent: April 9, 2024Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sung Woo Chang, Seung Yeol Lee
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Publication number: 20230386594Abstract: A memory controller includes a test controller, a test information storage, and a machine learning processor. The test controller performs a test on a memory device using a target pattern selected from among a plurality of test patterns in each of a plurality of test modes in which voltage and time conditions of test signals are set differently. The test information storage stores test result information including values associated with fail bits of the memory device measured in the test. The machine learning processor detects a defect acceleration mode in which a defect of the memory device is accelerated, among the plurality of test modes, in the test performed using the target pattern on the basis of the test result information.Type: ApplicationFiled: November 30, 2022Publication date: November 30, 2023Inventor: Seung Yeol LEE
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Patent number: 11459464Abstract: The present invention relates to a form coating agent, which has an adjusted acid value and a function of releasing forms from concrete. The present invention uses a copolymer containing: A) melamine polymer resin; B) polystyrene resin; C) phenol-formalin resin; D) polymethylmethacrylate; E) polyacrylate-based resin; and F) polyvinyl chloride.Type: GrantFiled: March 21, 2018Date of Patent: October 4, 2022Assignee: WOORAM COATING CO., LTD.Inventor: Seung Yeol Lee
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Patent number: 11282584Abstract: A multi-chip package may include a controller, a storage memory and a buffer memory. The controller may be configured to output a control signal. The storage memory may be tested in response to the control signal. The buffer memory may be sequentially tested while or after testing the storage memory in response to the control signal.Type: GrantFiled: August 24, 2020Date of Patent: March 22, 2022Assignee: SK hynix Inc.Inventor: Seung Yeol Lee
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Publication number: 20220052566Abstract: The present invention provides a stator and a motor assembly including the same. The stator includes: a stator core disposed outside a rotor core and having an inner surface inclined with respect to a rotation axis of a rotor; a plurality of coil-wound teeth extending from the inner surface of the stator core towards the rotation axis, wherein a coil is wound around each of the plurality of coil-wound teeth; and openings formed by sidewalls of the plurality of coil-wound teeth and the inner surface of the stator core, wherein a cross-sectional area of the openings changes along a direction of the rotation axis.Type: ApplicationFiled: September 18, 2019Publication date: February 17, 2022Inventors: Sung Woo CHANG, Seung Yeol LEE
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Publication number: 20210373565Abstract: The present disclosure relates to a system for installing a floor finishing material using an autonomous driving robot According to the present disclosure, there is provided a system for installing a floor finishing material using autonomous driving including: a floor surface cleaning and adhesive application robot that cleans a floor surface and applies adhesive while moving with autonomous driving; a finishing material installation robot that installs the floor finishing material on an upper side of the adhesive surface; a finishing material loading robot that loads the floor finishing material loaded in an installation site, on a pallet; a finishing material transport robot that transports and delivers the loaded floor finishing material to the finishing material installation robot; and a 3D positioning device that sets a position thereof as an origin and recognizes positions of a plurality of active markers installed in a work site.Type: ApplicationFiled: June 1, 2021Publication date: December 2, 2021Inventors: Seung Yeol LEE, Sang Ho Kim, Yong Seok LEE
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Publication number: 20210304836Abstract: A multi-chip package may include a controller, a storage memory and a buffer memory. The controller may be configured to output a control signal. The storage memory may be tested in response to the control signal. The buffer memory may be sequentially tested while or after testing the storage memory in response to the control signal.Type: ApplicationFiled: August 24, 2020Publication date: September 30, 2021Inventor: Seung Yeol LEE
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Patent number: 11048293Abstract: An electronic device includes a speaker, a microphone, a communication circuit, a processor operatively connected to the speaker, the microphone, and the communication circuit, and a memory operatively connected to the processor. The memory stores instructions that, when executed, cause the processor to receive a user input to activate an intelligent system, to determine at least part of a duration to receive a user utterance via the microphone, based at least partly on a state of the electronic device, to receive a first user utterance via the microphone after receiving the user input, to transmit first data associated with the first user utterance to an external server via the communication circuit, and to receive a first response from the external server via the communication circuit. The first response is generated based at least partly on the first data.Type: GrantFiled: July 19, 2018Date of Patent: June 29, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Ho Seon Shin, Chui Min Lee, Seung Yeol Lee, Seong Min Je
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Patent number: 11043231Abstract: A speech enhancement method is provided. The speech enhancement method includes: estimating a direction of a speaker by using an input signal, generating direction information indicating the estimated direction, detecting speech of a speaker based on a result of the estimating the direction, and enhancing the speech of the speaker by using the direction information based on a result of the detecting the speech.Type: GrantFiled: November 22, 2019Date of Patent: June 22, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-youn Cho, Weiwei Cui, Seung-yeol Lee
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Patent number: 10967515Abstract: An apparatus for remotely controlling field robots, includes: an interface unit; a work command generator generating a work command signal for operating field robots; an autonomous command generator which generates an autonomous operation command signal for controlling an operation of a second field robot when a user selects a following mode and the work command generator generates a work command signal for a first field robot to correspond to the following mode, or generates an autonomous operation command signal for controlling operations of the first field robot and the second field robot in order to operate an object of work when the user selects an object mode and the work command generator generates a work command signal for the object of work to correspond to the object mode; and a communication unit transmitting the generated autonomous operation command signal to the first field robot and the second field robots.Type: GrantFiled: October 24, 2018Date of Patent: April 6, 2021Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seung Yeol Lee, Dae Jin Kim, Sung Hoon Eom, Jeon Il Moon
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Publication number: 20200098385Abstract: A speech enhancement method is provided. The speech enhancement method includes: estimating a direction of a speaker by using an input signal, generating direction information indicating the estimated direction, detecting speech of a speaker based on a result of the estimating the direction, and enhancing the speech of the speaker by using the direction information based on a result of the detecting the speech.Type: ApplicationFiled: November 22, 2019Publication date: March 26, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-youn CHO, Weiwei CUI, Seung-yeol LEE
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Publication number: 20200032074Abstract: The present invention relates to a form coating agent, which has an adjusted acid value and a function of releasing forms from concrete. The present invention uses a copolymer containing: A) melamine polymer resin; B) polystyrene resin; C) phenol-formalin resin; D) polymethylmethacrylate; E) polyacrylate-based resin; and F) polyvinyl chloride.Type: ApplicationFiled: March 21, 2018Publication date: January 30, 2020Applicant: WOORAM COATING CO.,LTD.Inventor: Seung Yeol LEE
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Patent number: 10529360Abstract: A speech enhancement method is provided. The speech enhancement method includes: estimating a direction of a speaker by using an input signal, generating direction information indicating the estimated direction, detecting speech of a speaker based on a result of the estimating the direction, and enhancing the speech of the speaker by using the direction information based on a result of the detecting the speech.Type: GrantFiled: February 27, 2019Date of Patent: January 7, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-youn Cho, Weiwei Cui, Seung-yeol Lee