Patents by Inventor Chang-Jae Lee
Chang-Jae 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: 20250118789Abstract: An apparatus for manufacturing a secondary battery is provided according to exemplary embodiments. The apparatus includes a first beam source configured to generate a welding beam, a second beam source configured to generate an inspection beam, a scanner head configured to direct the welding beam and the inspection beam towards a module frame, a servo motor configured to move the scanner head, a detector configured to detect a reflected beam being a portion of the inspection beam that is reflected from the module frame, a processor configured to collect assembly line data of the module frame based on inspection signals generated by the detector, and a controller configured to control the servo motor based on the assembly line data of the module frame.Type: ApplicationFiled: September 7, 2023Publication date: April 10, 2025Applicant: LG ENERGY SOLUTION, LTD.Inventors: Min Jae KANG, Chang Je LEE, Na Hee OH
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Publication number: 20250103464Abstract: A root cause analysis system according to an embodiment of the present disclosure may include: an Analysis tool calculator that operates in a microservice environment and calculates a corresponding analysis tool, which is a member of analyzing a root cause of target software, based on comparison software configured of corresponding independent modules, which are independent modules classified by function to correspond to the target software, which is software to be analyzed; and a Cause analyser that analyzes the root cause of an abnormal operation occurring in the target software using the corresponding analysis tool.Type: ApplicationFiled: November 17, 2023Publication date: March 27, 2025Applicant: OKESTRO CO., LTD.Inventors: Chang Hoon LEE, Min Jae SONG, Eun Soo KO, Young Gwang KIM, Min Jun KIM
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Publication number: 20250100340Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.Type: ApplicationFiled: January 10, 2024Publication date: March 27, 2025Inventors: Jin Hyun KIM, Jang Ho KIM, Dong Wook LEE, Hyung Jin KIM, Eun Suk YOO, Jong Hoon CHOI, Sang Hyun PARK, Seong Eun HONG, Young Jae KIM, Hyeon Jun KIM, In Yong JUNG, Chang Beom KIM
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Publication number: 20250076827Abstract: Embodiments of the present disclosure relate to an attitude adjustment apparatus and method capable of adjusting attitude of a target object. An attitude adjustment apparatus includes a base part, a first part rotatably coupled to the base part, a second part fixedly coupled to a target object and rotatably coupled to the first part, and a controller adjusts an attitude of the target object by controlling the rotation of the first and second parts, wherein the base part and the first part include motors, which generate driving force, sensing portions, which generate a magnetic field and detects changes in the magnetic field, and targets, which are rotated by the driving force from the motors and include blades that change the generated magnetic field. The controller determines a rotation angle of the motors by referencing identification information of reference blades, among the blades, and sensing results from the sensing portions.Type: ApplicationFiled: December 8, 2023Publication date: March 6, 2025Applicant: Hanwha Vision Co., Ltd.Inventors: Chang Yeon KIM, Won Joon KONG, Kyoung Jae LEE
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Publication number: 20250061813Abstract: An unloading arm manipulation training device is provided. The device includes: a frame having a training space inwardly; at least one screen which is provided in the frame and onto which an unloading arm training image is projected; and at least one image output unit that outputs the unloading arm training image toward the screen, wherein the at least one image output unit is provided outside the frame to output the unloading arm training image toward an outer surface of the at least one screen, thereby preventing a trainee located in the frame from being projected on the at least one screen.Type: ApplicationFiled: December 29, 2021Publication date: February 20, 2025Inventors: Chang Seok OH, Young Jae LEE, Se Ryung PARK, Ki Tae JUNG
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Publication number: 20250054554Abstract: According to an embodiment of the present disclosure, a memory device includes a memory cell array including a plurality of planes; a charge pump configured to generate an operating voltage used for an operation on each of the plurality of planes according to a first clock signal having a first cycle; page buffers each configured to store pass data representing whether an operation of each of the plurality of planes has been completed; and an operation control circuit configured to, based on a number of the pass data received from the page buffers, control the charge pump to generate the operating voltage according to a second clock signal having a second cycle that is longer than the first cycle.Type: ApplicationFiled: February 2, 2024Publication date: February 13, 2025Applicant: SK hynix Inc.Inventors: Won Jae CHOI, Chang Hee LEE, Hyun Chul CHO
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Publication number: 20250033144Abstract: A welding device for welding a plurality of materials arranged to be in contact includes a scanner configured to deflect light; a welding laser configured to emit light toward the scanner; a galvo module configured to deflect light toward the scanner; a scan laser configured to emit light toward the galvo module; and a processor configured to control at least one of the scanner and the galvo module to scan boundaries of the plurality of materials.Type: ApplicationFiled: July 7, 2023Publication date: January 30, 2025Applicant: LG ENERGY SOLUTION, LTD.Inventors: Chang-Je LEE, Min-Jae KANG, Na-Hee OH
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Patent number: 11698621Abstract: A method of determining variable trip setpoints at the time of performing a safety analysis on a plant protection system includes: selecting a fixed analysis setpoint including a first analysis setpoint at which safety functions are initiated according to process variables of a power plant, and a first reaching time representing a time required to reach the first analysis setpoint; deriving a variable analysis setpoint satisfying conditions of the first fixed analysis setpoint; and determining a variable trip setpoint by reflecting uncertainty of an instrumentation and control system in relation to the variable analysis setpoint.Type: GrantFiled: May 11, 2021Date of Patent: July 11, 2023Assignee: KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.Inventors: Chang Jae Lee, Jae Hee Yun
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Publication number: 20230211807Abstract: The present disclosure relates to an autonomous vehicle, a station system, and a door control method for the autonomous vehicle. An exemplary embodiment of the present disclosure provides an autonomous vehicle, comprising a processor configured to control opening and closing of a door of the autonomous vehicle depending on existence of an object around the door of the autonomous vehicle and whether an object outside and inside a station reaches a boarding zone of the autonomous vehicle within a predetermined time when the autonomous vehicle is stopped, and a storage configured to store data and algorithms driven by the processor.Type: ApplicationFiled: October 27, 2022Publication date: July 6, 2023Inventors: Yim Ju Kang, Young II Na, Hoon Lee, Jae Nam Yoo, Chang Jae Lee, Wan Jae Lee
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Publication number: 20230215192Abstract: A vehicle includes a first sensor for sensing a first image, a second sensor for sensing a second image, and a processor that is configured to generate seating information of a passenger based on the first image, and generate posture information of the passenger with the generated seating information based on at least one of the first image or the second image.Type: ApplicationFiled: October 19, 2022Publication date: July 6, 2023Inventors: Yim Ju Kang, Young Il Na, Hoon Lee, Jae Nam Yoo, Chang Jae Lee, Wan Jae Lee
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Publication number: 20230214840Abstract: A vehicle includes a first sensor for sensing a first image, a second sensor for sensing a second image, and a processor that generates identification information of an object based on the first image, matches the identification information with payment request information including information about fare payment of the object, generates location information of the object based on the second image, matches the identification information with the location information to generate boarding information of the object, and determines a free riding of the object based on the boarding information and payment approval information corresponding to the identification information.Type: ApplicationFiled: October 19, 2022Publication date: July 6, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia CorporationInventors: Yim Ju KANG, Young Il NA, Hoon LEE, Jae Nam YOO, Chang Jae LEE, Wan Jae LEE
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Patent number: 11623426Abstract: An interior material of a vehicle includes: a fabric layer made of a tricoat fabric, a foam layer disposed on a lower surface of the fabric layer, and an antifouling layer disposed at least between an upper surface of the fabric layer or the fabric layer and the foam layer. The tricoat fabric includes a combination of at least one of a polyurethane yarn, a high-elongation polyester yarn, or a polyester yarn.Type: GrantFiled: July 10, 2020Date of Patent: April 11, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, KOLONGLOTECH. Inc.Inventors: Jae Hyun An, In Soo Han, Ik Jin Jung, Kyu Rok Kim, Seung Sik Han, Dae Seok Choi, Chang Jae Lee, In Sub Hwang
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Publication number: 20220379786Abstract: Disclose are is method of manufacturing a ventilation sheet for a vehicle. The ventilation sheet for a vehicle is manufactured by performing anti-fouling finishing treatment using an anti-fouling coating agent including an anti-fouling composition. The anti-fouling properties can be improved to prevent the sheet from being fouled, and flame-retardant treatment is performed through a flame-retardant aqueous solution including flame-retardant PET fiber and flame retardant in bath so that the deterioration of flame retardancy caused by the improved anti-fouling properties can be prevented through the flame-retardant treatment while ventilation properties are maintained.Type: ApplicationFiled: May 9, 2022Publication date: December 1, 2022Inventors: Sang Hyeok Yun, Hye Min Lee, Sang Do Park, Sung Hak Hong, Chang Jae Lee, Kyung Hye Lee
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Patent number: 11398318Abstract: Provided is an apparatus for evaluating a response time of a plant protection system. The apparatus includes: a classification module classifying a design process related to a response time requirement of each channel performing a safety function into four operations of a safety analysis operation, a system design operation, a response time analysis operation, and a response time test operation; and an integrated evaluation module determining whether a response time evaluation is proper based on a time t1 derived in the safety analysis operation, a time t2 derived in the system design operation, a time t3 derived in the response time analysis operation, and a time t4 derived in the response time test operation.Type: GrantFiled: June 1, 2018Date of Patent: July 26, 2022Assignee: KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.Inventors: Chang Jae Lee, Jae Hee Yun
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Publication number: 20210356933Abstract: A method of determining variable trip setpoints at the time of performing a safety analysis on a plant protection system includes: selecting a fixed analysis setpoint including a first analysis setpoint at which safety functions are initiated according to process variables of a power plant, and a first reaching time representing a time required to reach the first analysis setpoint; deriving a variable analysis setpoint satisfying conditions of the first fixed analysis setpoint; and determining a variable trip setpoint by reflecting uncertainty of an instrumentation and control system in relation to the variable analysis setpoint.Type: ApplicationFiled: May 11, 2021Publication date: November 18, 2021Inventors: Chang Jae LEE, Jae Hee YUN
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Publication number: 20210114339Abstract: An interior material of a vehicle includes: a fabric layer made of a tricoat fabric, a foam layer disposed on a lower surface of the fabric layer, and an antifouling layer disposed at least between an upper surface of the fabric layer or the fabric layer and the foam layer. The tricoat fabric includes a combination of at least one of a polyurethane yarn, a high-elongation polyester yarn, or a polyester yarn.Type: ApplicationFiled: July 10, 2020Publication date: April 22, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, KOLONGLOTECH. Inc.Inventors: Jae Hyun AN, In Soo HAN, Ik Jin JUNG, Kyu Rok KIM, Seung Sik HAN, Dae Seok CHOI, Chang Jae LEE, In Sub HWANG
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Patent number: 10893613Abstract: A manufacturing method for a printed circuit board includes: transferring roughness of a metal film to an insulating layer by laminating the metal film on the insulating layer, the metal film having the roughness formed on one surface thereof and having a discrete metal layer laminated thereon; exposing a surface of the insulating layer, on which the roughness is transferred, by removing the metal film; processing the surface of the insulating layer having the roughness formed thereon with an acidic solution; and forming a circuit pattern on the insulating layer by a plating process.Type: GrantFiled: November 29, 2017Date of Patent: January 12, 2021Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jong-Guk Kim, Chul-Min Lee, Sung-Jun Park, Dong-Chul Shin, Chang-Jae Lee, Seon-Hye Kim, Joong-Mo Hwang, Sim-Hwan Park, Myung-Gun Chong, Tae-Wook Jung
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Patent number: 10435032Abstract: The present disclosure provides a vehicle and method for controlling the same. The vehicle includes: an input unit configured to receive a command to select a traveling mode; a controller configured to determine an Advanced Driver Assistance System (ADAS) setting parameter based on a traveling mode selected through the input unit and a driving pattern of a driver; and a display configured to display setting information regarding the determined ADAS setting parameter.Type: GrantFiled: December 9, 2016Date of Patent: October 8, 2019Assignee: HYUNDAI MOTOR COMPANYInventors: Ja Yoon Goo, Ki Beom Kwon, Chang Jae Lee
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Publication number: 20190167520Abstract: An air pressure massager includes a cylinder; a piston vertically reciprocating inside the cylinder and a main hose connected to the cylinder as a passage supplying and recovering air by vertical reciprocation of the piston. A valve is connected to the main hose to control the supply of air pressure. An air bag connected to the valve performs acupressure using the transferred air pressure. A driving part provides rotational power. A rotary shaft is coupled to the driving part and to a first eccentric cam. A first press bar has an upper end portion that contacts the lower end portion of the first eccentric cam and a lower end portion coupled to the upper end portion of the piston. A second eccentric cam is coupled to the rotary shaft. A second press bar has a lower end portion that contacts the upper end portion of the second eccentric cam.Type: ApplicationFiled: February 6, 2017Publication date: June 6, 2019Inventor: Chang Jae LEE
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Patent number: RE47834Abstract: A method for detecting a narrow road includes calculating relative heights of points from a distance measuring sensor to a ground based on distance information. A left boundary point and a right boundary point, at which a difference in relative heights from adjacent points becomes maximal, are acquired. A road boundary line of a driving road is acquired based on the left boundary point and the right boundary point depending on a movement trajectory of the vehicle when a difference in relative heights at the left boundary point and the right boundary point is more than or equal to a reference value. A road width of the driving road is calculated based on the road boundary line. It is detected whether the driving road of the vehicle is a narrow road based on the road width.Type: GrantFiled: July 20, 2017Date of Patent: February 4, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Ki Cheol Shin, Chang Jae Lee, Ee Suk Jung