Patents by Inventor Jae-Woong Yoo
Jae-Woong Yoo 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: 20250218020Abstract: Provided is a depth map generation method using previous frame information. A depth map generation method according to an embodiment of the disclosure extracts a feature map of a 1/n scale resolution on a stereo image of a current frame, and generates a depth map of a 1/n scale resolution of the current frame by using a depth map of a 1/n scale resolution on a stereo image of a previous frame, and the extracted feature map. Accordingly, a depth map of a current frame is generated by using a depth map of a previous frame based on continuity of information between continuous frames of a moving image, so that efficient use of resources, reduction of a calculation response time, enhancement of accuracy are possible.Type: ApplicationFiled: December 10, 2024Publication date: July 3, 2025Applicant: Korea Electronics Technology InstituteInventors: Jin Man PARK, Young Bo SHIM, Jae Woong YOO, Yong Hyeon CHO, Kyoung Won MIN, Haeng Seon SON, Seon Young LEE, Gi Ho SUNG
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Publication number: 20240397765Abstract: A display device includes a first lower electrode disposed on a substrate, a first light emitting element disposed on the first lower electrode, a second electrode disposed on the first light emitting element, a second light emitting element disposed on the second electrode, and a first upper electrode disposed on the second light emitting element. The first lower electrode and the first upper electrode are connected to each other.Type: ApplicationFiled: January 2, 2024Publication date: November 28, 2024Applicant: Samsung Display Co., LTD.Inventors: Jae Woong YOO, Sang Ho PARK, Jin Hyuk JANG, Sang Ho JEON
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Patent number: 12153098Abstract: An apparatus for inspecting a failure of an electrode assembly before injecting an electrolyte includes a short-circuit tester configured to detect a short circuit of the electrode assembly by applying a predetermined voltage to a positive electrode and a negative electrode of the electrode assembly; a multimeter electrically connected to the short-circuit tester and configured to measure a voltage and a current of the electrode assembly over time; and a failure determination part connected to the multimeter and configured to monitor changes in voltage and current measured by the multimeter and determine a type of a failure of the electrode assembly from data on the changes in voltage and current over a predetermined period of time. A method of inspecting a failure of an electrode assembly using the same is also provided.Type: GrantFiled: February 7, 2022Date of Patent: November 26, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Jae Woong Yoo, Sun Yong Shin, Jeong Min Lee
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Publication number: 20240339561Abstract: A light emitting element may include a semiconductor stack structure including an N-type semiconductor layer, a P-type semiconductor layer, and an active layer disposed between the N-type semiconductor layer and the P-type semiconductor layer, and an insulating layer disposed on a side portion of the semiconductor stack structure. The semiconductor stack structure may include a fluorinated area disposed adjacent to the insulating layer.Type: ApplicationFiled: March 14, 2024Publication date: October 10, 2024Applicant: Samsung Display Co., LTD.Inventors: Ji Song CHAE, Dae Hyun KIM, Sang Ho PARK, Jae Woong YOO, Chul Jong YOO, Sang Hoon LEE, Joo Hee LEE, Jin Hyuk JANG, Sang Ho JEON, Seon Hong CHOI
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Publication number: 20240193376Abstract: There is provided a customized personality agent system evolving according to a satisfaction of a user. An interactive service providing method according to an embodiment provides an interactive AI service to a user by using an agent that is selected from a plurality of agents based on a state of personality of the user, and evaluates a satisfaction of the user and trains the agent that provides the interactive service. Accordingly, by searching an agent that has an optimal personality suited to a state of personality of a user and providing an interactive AI service, service quality may be enhanced. Also, by rewarding and training an agent that provides a service based on a satisfaction of a user who receives the service, the personality of the agent may evolve to be well suited to a personality of the user.Type: ApplicationFiled: December 12, 2023Publication date: June 13, 2024Applicant: Korea Electronics Technology InstituteInventors: Jae Woong YOO, Hye Dong JUNG, Mi Ra LEE
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Publication number: 20240193436Abstract: There is provided a user personality prediction method using pre-obtained personality indicators and time-series information. According to an embodiment, a personality prediction method may acquire personality indicators representing personalities of a user, may acquiring external features of the user as time-series data, may train a personality prediction model with correlations between the acquired external features and the personality indicators, and may predict personality indicators of the user from the external features of the user by using the trained personality prediction model. Accordingly, a personality of a user is predicted in real time based on external features extracted in real time, and hence, personality prediction may be performed flexibly in response to a subtle change in AU intensities acquired as time-series data.Type: ApplicationFiled: December 12, 2023Publication date: June 13, 2024Applicant: Korea Electronics Technology InstituteInventors: Jae Woong YOO, Hye Dong JUNG, Mi Ra LEE
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Publication number: 20240193969Abstract: There is provided a method for creating multimodal training datasets for predicting characteristics of a user by using pseudo-labeling. According to an embodiment, the method may acquire a labelled dataset in which an image of a user is labelled with personality information and may extract a multimodal feature vector from the image of the acquired labelled dataset, may acquire an un-labelled dataset in which an image of a user is not labelled with personality information and may extract a multimodal feature vector from the image of the acquired un-labelled dataset, may measure a similarity between the extracted multimodal feature vector of the labelled dataset and the multimodal feature vector of the un-labelled dataset, and may label the un-labelled dataset based on the measured similarity. Accordingly, by creating multimodal training datasets for predicting a user personality by using pseudo-labeling, training datasets may be obtained rapidly, economically and effectively.Type: ApplicationFiled: December 12, 2023Publication date: June 13, 2024Applicant: Korea Electronics Technology InstituteInventors: Jae Woong YOO, Mi Ra LEE, Hye Dong JUNG
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Publication number: 20240193920Abstract: There is provided a method for predicting a user personality by mapping multimodal information on a personality expression space. A personality prediction method according to an embodiment extracts a multimodal feature from an input image in which a user appears, maps the extracted multimodal feature on a personality expression space, and predicts a personality of the user based on a result of mapping. Accordingly, a personality of a user may be more exactly predicted through establishment of a correlation between user's various behavior characteristics and personalities.Type: ApplicationFiled: December 12, 2023Publication date: June 13, 2024Applicant: Korea Electronics Technology InstituteInventors: Jae Woong YOO, Mi Ra LEE, Hye Dong JUNG
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Publication number: 20240159653Abstract: A method for evaluating an adhesive strength of a separator including manufacturing an electrode-separator composite including an electrode stacked on at least one surface of a separator, and the at least one surface of the separator and a surface of the electrode facing the at least one surface include adhesive surfaces and non-adhesive surfaces, and the adhesive surfaces and the non-adhesive surfaces are alternately disposed; moving the electrode-separator composite; cutting the electrode-separator composite in a direction parallel to the moving direction; attaching measuring rolls respectively to both surfaces of the cut electrode-separator composite; separating the electrode-separator composite by rotating each of the attached measuring rolls and spacing the measuring rolls apart from each other; and measuring a torque generated by the measuring rolls while separating the electrode-separator composite.Type: ApplicationFiled: November 1, 2022Publication date: May 16, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Hyun Kyung SHIN, Jae Woong YOO
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Publication number: 20240038748Abstract: A display device including: electrodes on a base layer; an insulating layer on the electrodes and including a first protruding pattern and a second protruding pattern; light emitting elements on the insulating layer, a light emitting element from among the light emitting elements including a first end and a second end, wherein the light emitting elements include a first light emitting element, the first end of the first light emitting element being adjacent to the first protruding pattern, and the second end of the first light emitting element being adjacent to the second protruding pattern; a first connecting electrode electrically connected to the first end of the first light emitting element and including a first base portion and first protruding portions connected to the first base portion; and a second connecting electrode electrically connected to the second end of the first light emitting element.Type: ApplicationFiled: July 7, 2023Publication date: February 1, 2024Inventors: Jae Woong YOO, Jin Hyuk JANG, Sang Ho JEON
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Publication number: 20230420721Abstract: A system and method for manufacturing a secondary battery, in which air is suctioned in an opposite direction of a transfer direction inside a loading part to prevent a radical unit, which freely drops at an initial speed in the transfer direction, from colliding with the loading part, thereby reducing folding short defects that occur in a subsequent process. The system for manufacturing the secondary battery includes a transfer part configured to transfer a radical unit, a loading part configured to allow the radical unit transferred by the transfer part to drop in a direction of gravity so as to load the radical unit, and an intake part configured to suction air inside an inner space of the loading part from a side surface of the loading part.Type: ApplicationFiled: March 4, 2022Publication date: December 28, 2023Applicant: LG Energy Solution, Ltd.Inventors: Jeong Min Lee, Shin Hwa Lee, Jae Woong Yoo, Eun Kyeong Lim
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Patent number: 11777130Abstract: An apparatus for stacking electrode assemblies includes: a magazine, a loading plate, a lifting member, a receiver, and an auxiliary lifting mechanism. The magazine has a magazine frame defines a storage space within which electrode assemblies can be stacked and stored. The loading plate is configured to support the electrode assemblies and has a through hole. The lifting member is positioned in the magazine frame and is coupled to the loading plate so as to vertically displace the loading plate within the magazine frame. The receiver is positioned above the magazine frame and is movable between a loading position (to temporarily support the electrode assemblies) and a retracted position (to transfer the electrode assemblies to the loading plate). The auxiliary lifting mechanism is coupled to the loading plate and includes an auxiliary lift configured to advance through the through hole of the loading plate.Type: GrantFiled: November 30, 2021Date of Patent: October 3, 2023Inventors: Jae Woong Yoo, Seong Je Jo
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Publication number: 20230307689Abstract: A transfer device for a unit cell, which transfers a unit cell, in which electrodes and separators are stacked by a predetermined number, includes: a conveyor configured to travel in one direction and transfer the seated unit cell when the unit cell is seated; a first rail disposed at one side of the conveyor in parallel to the conveyor; and a second rail disposed at the other side of the conveyor in parallel to the conveyor, wherein a protrusion protrudes from a surface of each of the first rail and the second rail along the traveling direction of the unit cell, and the unit cell is supported by the protrusion and transferred while being transferred through the conveyor.Type: ApplicationFiled: February 21, 2022Publication date: September 28, 2023Applicant: LG Energy Solution, Ltd.Inventors: Eun Kyeong Lim, Jae Woong Yoo, Shin Hwa Lee, Jeong Min Lee
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Publication number: 20230160975Abstract: An apparatus for inspecting a failure of an electrode assembly before injecting an electrolyte includes a short-circuit tester configured to detect a short circuit of the electrode assembly by applying a predetermined voltage to a positive electrode and a negative electrode of the electrode assembly; a multimeter electrically connected to the short-circuit tester and configured to measure a voltage and a current of the electrode assembly over time; and a failure determination part connected to the multimeter and configured to monitor changes in voltage and current measured by the multimeter and determine a type of a failure of the electrode assembly from data on the changes in voltage and current over a predetermined period of time. A method of inspecting a failure of an electrode assembly using the same is also provided.Type: ApplicationFiled: February 7, 2022Publication date: May 25, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae Woong YOO, Sun Yong SHIN, Jeong Min LEE
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Publication number: 20220181672Abstract: An apparatus for stacking electrode assemblies includes: a magazine, a loading plate, a lifting member, a receiver, and an auxiliary lifting mechanism. The magazine has a magazine frame defines a storage space within which electrode assemblies can be stacked and stored. The loading plate is configured to support the electrode assemblies and has a through hole. The lifting member is positioned in the magazine frame and is coupled to the loading plate so as to vertically displace the loading plate within the magazine frame. The receiver is positioned above the magazine frame and is movable between a loading position (to temporarily support the electrode assemblies) and a retracted position (to transfer the electrode assemblies to the loading plate). The auxiliary lifting mechanism is coupled to the loading plate and includes an auxiliary lift configured to advance through the through hole of the loading plate.Type: ApplicationFiled: November 30, 2021Publication date: June 9, 2022Applicant: LG Energy Solution, Ltd.Inventors: Jae Woong Yoo, Seong Je Jo
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Patent number: 10046620Abstract: A cooling fan control system is provided. The system includes a sensor unit that includes a temperature sensor that generates a first output value corresponding to a coolant temperature and an air-conditioner pressure transducer that generates a second output value corresponding to an air-conditioner pressure and a cooling control portion. The cooling control portion generates a control condition based on the first output value and the second output value and adjusts a rotation speed of a cooling motor based on the control condition. The control condition includes a target control condition formed as a region including a cross point of the first output value and the second output value. The cooling control portion adjusts the rotation speed of the cooling motor to cause the first output value and the second output value to correspond to the target control condition.Type: GrantFiled: June 27, 2016Date of Patent: August 14, 2018Assignee: Hyundai Motor CompanyInventors: Munsoon Kwon, Jae Woong Yoo
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Patent number: 9945314Abstract: An apparatus for controlling an oxygen sensor may include an oxygen sensor configured to measure the exhaust gas which is generated by the combustion of the engine to generate an oxygen signal, and a controller configured to detect, through the oxygen sensor, a lag of the oxygen signal having responsiveness which is reduced depending on an oxygen amount of the exhaust gas, store information on occurrence factors which cause the lag of the oxygen signal, and increase a current heating quantity of a corresponding specific region about the occurrence factors to reconfirm whether the oxygen signal lags and determine the oxygen sensor as a failure or release a failure detection for the oxygen sensor.Type: GrantFiled: May 11, 2015Date of Patent: April 17, 2018Assignee: Hyundai Motor CompanyInventor: Jae-Woong Yoo
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Patent number: 9920731Abstract: A method for restart when Start-Stop Coasting (SSC) is released may include: determining whether a traveling vehicle satisfies a condition for releasing SSC after entry into SSC (S100); determining whether emergency startup of the vehicle is required (S200) when the traveling vehicle satisfies the condition for releasing SSC after entry into SSC; and performing a first startup process (S300) in which a clutch (420) is engaged along with an operation of a starter motor (430) when the emergency startup of the vehicle is required.Type: GrantFiled: December 1, 2015Date of Patent: March 20, 2018Assignee: HYUNDAI MOTOR COMPANYInventors: Hyung-Ju Lee, Kyu-Jin Jo, Jae-Woong Yoo
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Patent number: 9765718Abstract: A method of oxygen sensor heater control includes: exhausting an exhaust gas by operating an internal combustion engine; and stopping operation of the engine such that the exhaust gas is not discharged. The stopping operation of the engine includes heating a sensor element by operating a heater that is positioned adjacent to the sensor element, and the sensor element is configured to detect a characteristic of the exhaust gas.Type: GrantFiled: November 24, 2015Date of Patent: September 19, 2017Assignee: Hyundai Motor CompanyInventors: Jae Woong Yoo, Tae Soon Park
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Patent number: 9694820Abstract: A SSC control method includes a condition satisfaction determination step of determining whether a vehicle can coast and a navigation information acquisition step of obtaining forward road information regarding a road section ahead of a current vehicle position when it is determined, in the condition satisfaction determination step, that the vehicle can coast. The method further includes a forward quick turn section determination step of determining whether a quick turn section exists in the road section ahead by using the forward road information obtained in the navigation information acquisition step, and an SSC entry step of controlling the vehicle to coast when it is determined in the forward quick turn section determination step that the quick turn section does not exist in the road section ahead.Type: GrantFiled: October 9, 2015Date of Patent: July 4, 2017Assignee: Hyundai Motor CompanyInventors: Hyung-Ju Lee, Kyu-Jin Jo, Seong-Kyu Park, Jae-Woong Yoo