Patents by Inventor Seok Woo Lee

Seok Woo 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).

  • Publication number: 20240242888
    Abstract: A multilayer electronic component includes a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body, wherein the dielectric layer includes a boundary portion, a region adjacent to a boundary with the internal electrode, and wherein the boundary portion includes a region satisfying an atomic ratio: 1.0%?Sn/(Ba+Ti+Sn)?1.5%.
    Type: Application
    Filed: July 21, 2023
    Publication date: July 18, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Kil YUN, Seok Hyun YOON, Jin Woo KIM, In Ho JEON, Bon Hyeong KOO, Se Yong KIM, Min Jung JANG, Geon Hoi KIM, Hyo Ju LEE
  • Publication number: 20240244937
    Abstract: A display apparatus includes a substrate with a plurality of pixel areas. The display apparatus includes a light-emitting device formed in a pixel area for emitting light. An encapsulation unit is formed on the light-emitting device. The display apparatus includes a black matrix on the encapsulation unit, where an opening in the black matrix overlaps with the light-emitting device in a first direction. An upper surface of the control insulating layer is formed with a groove that is a recessed portion toward the substrate. An optical lens is disposed above the groove in the control insulating layer.
    Type: Application
    Filed: September 5, 2023
    Publication date: July 18, 2024
    Inventors: You Yong Jin, Young Bok Lee, Sung Woo Kim, Keong Jin Lee, Yong Ku Lee, Chi Yong Kim, Won Sik Lee, Se Wan Oh, Seok Ho Ki
  • Patent number: 12040540
    Abstract: An antenna structure according to an embodiment of the present disclosure includes a dielectric layer and a plurality of antenna units arranged on a top surface of the dielectric layer. Each of the plurality of antenna units includes a radiator, a first transmission line and a second transmission line extending in different directions to be connected to the radiator, an upper parasitic element adjacent to an upper portion of the radiator, and a lower parasitic element adjacent to a lower portion of the radiator.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: July 16, 2024
    Assignees: DONGWOO FINE-CHEM CO., LTD., KREEMO INC.
    Inventors: Won Hee Lee, Dong Pil Park, Young Sub Son, In Seok Jang, Beak Jun Seong, Jung Woo Lee, Seong Tae Jeong, In Kyung Hong, John Joonho Park
  • Patent number: 12017315
    Abstract: A machining device can lengthen the lifespan of a tool and improve the machining quality of a workpiece by managing the amount of wear of the tool by machining the workpiece using the other portion of the tool when a portion of the tool is worn and the machining performance of the tool is decreased. The machining device includes: a tool-moving unit coupled to a machining unit to change the position of the tool with respect to the workpiece; a supporting unit supporting the workpiece; a sensor unit disposed at the machining unit and measuring a current amount supplied to a machining motor operating the tool, or an operation force of the tool; and a control unit receiving a measurement signal from the sensor unit and transmitting a control signal to the tool-moving unit and the supporting unit.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: June 25, 2024
    Assignee: Korea Institute of Industrial Technology
    Inventors: Tae Gon Kim, Hyo Young Kim, Seok Woo Lee
  • Publication number: 20240114790
    Abstract: A thermoelectric generator system comprising a thermoelectric generator, a vortex tube for receiving a compressed gas from a flow input and separating the compressed gas into a hot flow exiting a first output and a cold flow exiting a second output, a sensor system for determining a first parameter, a second parameter, and a third parameter, the third parameter being indicative of a temperature of a third fluid flow, a radiator system comprising a first and second heat exchangers disposed on opposing sides of the thermoelectric generator; a tube system to separately direct the hot, cold, and third fluid flows towards a switch arrangement configured to be moveable between a first configuration, a second configuration, and a third configuration, with a control unit for controlling the switch arrangement based on the first, second, and third parameter.
    Type: Application
    Filed: September 11, 2023
    Publication date: April 4, 2024
    Applicant: Rolls-Royce plc
    Inventors: Jia LI, Seok Woo LEE, Vincent B. Gill
  • Publication number: 20240110516
    Abstract: A gas turbine engine for an aircraft including: a compressor stage; a bleed air line diverted from the compressor stage; and a thermoelectric generator system, the thermoelectric generator system including a thermoelectric generator; a vortex tube and a radiator system, the vortex tube including a flow input fluidically connected to the bleed air line to receive an input of compressed gas from the bleed air line, wherein the vortex tube is configured to separate the compressed gas into a hot flow discharged from a first output of the vortex tube, and a cold flow discharged from a second output of the vortex tube; the radiator system including a first heat exchanger and a second heat exchanger disposed on opposing sides of the thermoelectric generator; and at least one of the hot flow is directed to the first heat exchanger, and the cold flow is directed to the second heat exchanger.
    Type: Application
    Filed: September 11, 2023
    Publication date: April 4, 2024
    Applicant: Rolls-Royce plc
    Inventors: Jia LI, Seok Woo LEE, Vincent B. Gill
  • Patent number: 11936773
    Abstract: An encryption key management method includes: receiving a data registration request from a supplier terminal, determining a data identifier associated with the content data, encrypting a master key with a public key of the supplier terminal, and providing the supplier terminal with the master key encrypted with the public key of the supplier terminal, the data identifier, and a key update count value; receiving a subscription application related to the data identifier from a first subscriber terminal, encrypting the master key with a public key of the first subscriber terminal, and providing the first subscriber terminal with the master key encrypted with the public key of the first subscriber terminal and the key update count value; receiving encrypted content data encrypted with the symmetric key and a hash for the content data from the supplier terminal; and transmitting the encrypted content data and the hash to the first subscriber terminal.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: March 19, 2024
    Assignee: Penta Security Inc.
    Inventors: Jin Hyeok Oh, Sang Jun Lee, Myong Cheol Lim, Sang Gyoo Sim, Duk Soo Kim, Seok Woo Lee
  • Patent number: 11931896
    Abstract: A robot system for adjusting a machining load depending on tool wear includes a robot that is coupled to a machining unit, moves the machining unit to change a position of a tool with respect to a machining target, and has a plurality of joints. The robot system further includes a support that supports the machining target and moves the machining target to change a position of the machining target with respect to the tool, a sensor unit that is provided on the machining unit and measures an amount of current supplied to a machining motor which operates the tool or an operation force of the tool, and a controller that receives a measurement signal from the sensor unit and transmits a control signal to the robot and the support.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: March 19, 2024
    Assignee: Korea Institute of Industrial Technology
    Inventors: Tae Gon Kim, Seok Woo Lee, Hyo Young Kim
  • Patent number: 11922059
    Abstract: A method of distributedly storing data in a system comprising a plurality of edge nodes communicatively coupled to an end device and a central cloud. The method includes: receiving, by a first edge node, data transmitted by the end device; assigning, by the first edge node, a data tag to received data according to attributes of the received data and duplicating the received data to generate a tagged data copy; and transmitting, by the first edge node, the tagged data copy to at least one second edge node determined by a data distribution policy determined by the central cloud directly or through the central cloud, so that the at least one second edge node store the tagged data copy in a storage.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: March 5, 2024
    Assignee: Penta Security Systems Inc.
    Inventors: Myung Woo Chung, Chel Park, Sang Gyoo Sim, Eui Seok Kim, Duk Soo Kim, Seok Woo Lee
  • Patent number: 11900737
    Abstract: According to one embodiment of the present disclosure, there is provided a failure diagnosis device used for diagnosing the presence of failure or abnormal operation of a wheel bearing. The failure diagnosis device according to one embodiment of the present disclosure may comprise a housing; a magnetic coupling part provided in the housing; and a sensing part provided in the housing and configured to detect physical characteristic related to an operational state of a vehicle. According to one embodiment of the present disclosure, the sensing part may comprise an acceleration sensor configured to collect acceleration information, and the failure diagnosis device may be configured to be detachably mounted to one side of a wheel by virtue of a magnetic force generated by the magnetic coupling part.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: February 13, 2024
    Assignee: ILJIN GLOBAL Co., Ltd
    Inventors: Jong Keun Lim, Seok Woo Lee, Kyeong Hyeon Kim
  • Patent number: 11869354
    Abstract: A method of detecting an anomaly of a road side unit, which is performed by an anomaly detecting apparatus interworking with one or more road side units, may comprise: receiving traffic data from each of the one or more road side units; performing grouping on the one or more road side units based on the traffic data; generating input data of an artificial neural network based on a result of the performing of the grouping; generating output data of the artificial neural network based on the input data; and detecting an anomaly of each of the one or more road side units based on the output data.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: January 9, 2024
    Assignees: Autocrypt Co., Ltd., Penta Security Systems Inc.
    Inventors: Seung Young Park, Duk Soo Kim, Seok Woo Lee, Eui Seok Kim, Sang Gyoo Sim
  • Patent number: 11838569
    Abstract: Provided are a method and apparatus for providing image playing rate information. The method including receiving, from a user terminal, a target image request signal, transmitting, to the user terminal, a target image in a first state or the target image in a second state, based on whether the target image request signal satisfies a specified standard, obtaining, from the user terminal, state information and image playing information of the target image for each specified time, and providing user-wise playing rate information of the target image, based on the state information and image playing information of the target image may be provided.
    Type: Grant
    Filed: July 7, 2021
    Date of Patent: December 5, 2023
    Assignee: NAVER CORPORATION
    Inventors: Su Bin Bak, Jung Min Lee, Jung Pil Lee, Seok Woo Lee, Hyun Min Lee, Sang Joon Lee, Ji Hoon Ko, Hyo Jong Kim
  • Publication number: 20230333422
    Abstract: Disclosed is an LCD device which realizes decreased thickness, simplified process, and decreased cost by using a common electrode for formation of electric field to drive liquid crystal as a sensing electrode, and removing a touch screen from an upper surface of the liquid crystal panel, the LCD device comprising gate and data lines crossing each other to define plural pixels on a lower substrate; a pixel electrode in each of the plural pixels; plural common electrode blocks patterned at the different layer from the pixel electrode, wherein the common electrode blocks, together with the pixel electrode, forms an electric field, and senses a user's touch; and plural sensing lines electrically connected with the common electrode blocks, wherein, if the sensing line is electrically connected with one of the common electrode blocks, the sensing line is insulated from the remaining common electrode blocks.
    Type: Application
    Filed: June 17, 2023
    Publication date: October 19, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Heesun SHIN, Seok Woo LEE, Jae Sung YU, Ju Han KIM, Sun Jung LEE, In Hyuk SONG
  • Patent number: 11714309
    Abstract: Disclosed is an LCD device which realizes decreased thickness, simplified process, and decreased cost by using a common electrode for formation of electric field to drive liquid crystal as a sensing electrode, and removing a touch screen from an upper surface of the liquid crystal panel, the LCD device comprising gate and data lines crossing each other to define plural pixels on a lower substrate; a pixel electrode in each of the plural pixels; plural common electrode blocks patterned at the different layer from the pixel electrode, wherein the common electrode blocks, together with the pixel electrode, forms an electric field, and senses a user's touch; and plural sensing lines electrically connected with the common electrode blocks, wherein, if the sensing line is electrically connected with one of the common electrode blocks, the sensing line is insulated from the remaining common electrode blocks.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: August 1, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Heesun Shin, Seok Woo Lee, Jae Sung Yu, Ju Han Kim, Sun Jung Lee, In Hyuk Song
  • Publication number: 20230182324
    Abstract: A gripper includes a finger module coupled to one side of a palm module, the palm module including a first power unit including a first rotary shaft and configured to rotate the first rotary shaft, a screw member configured to rotate in conjunction with a rotation of the first rotary shaft, a nut member coupled to the screw member, a first member coupled to the nut member and movable in a vertical direction in conjunction with a vertical motion of the nut member, the first member having a groove extending in one direction and having a recessed shape, and a connection member having a first side coupled to the finger module and a second side inserted into the groove, wherein the connection member is movable away from or toward the screw member by restriction between the connection member and an inner surface of the groove.
    Type: Application
    Filed: June 2, 2022
    Publication date: June 15, 2023
    Inventors: Seok Woo Lee, Byung Ho Yoon, Gi Tae Kang, Hwa Woong Yoo, Seok Won Lee, Seung Jun Woo
  • Publication number: 20230177041
    Abstract: A data-sharing method, performed by a processor in a data-sharing apparatus including a blockchain ad a data subscription platform server, may comprise: registering, by the data subscription platform server, a data supply plan in the blockchain according to a request of a data supplier; registering, by the data subscription platform server, content data supplied from the data supplier; managing, by the data subscription platform server, data subscription rights of a data subscriber by using the blockchain according to a subscription request of the data subscriber; and supplying, by the data subscription platform server, the content data to the data subscriber.
    Type: Application
    Filed: May 16, 2022
    Publication date: June 8, 2023
    Inventors: Jin Hyeok OH, Myong Cheol LIM, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20230169850
    Abstract: A method for identifying autonomous driving vehicles, performed by an autonomous driving vehicle identification apparatus installed in a roadside unit (RSU), may comprise: receiving, from a vehicle entering a vehicle-to-infrastructure (V2I) communication area of the RSU, a probe vehicle data (PVD) message; determining whether a data element indicating an autonomous driving level is present in the PVD message; and in response to determining that the data element does not exist in the PVD message, identifying the vehicle transmitting the PVD message as a normal vehicle.
    Type: Application
    Filed: May 18, 2022
    Publication date: June 1, 2023
    Inventors: Won Haeng LEE, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20230142949
    Abstract: An encryption key management method includes: receiving a data registration request from a supplier terminal, determining a data identifier associated with the content data, encrypting a master key with a public key of the supplier terminal, and providing the supplier terminal with the master key encrypted with the public key of the supplier terminal, the data identifier, and a key update count value; receiving a subscription application related to the data identifier from a first subscriber terminal, encrypting the master key with a public key of the first subscriber terminal, and providing the first subscriber terminal with the master key encrypted with the public key of the first subscriber terminal and the key update count value; receiving encrypted content data encrypted with the symmetric key and a hash for the content data from the supplier terminal; and transmitting the encrypted content data and the hash to the first subscriber terminal.
    Type: Application
    Filed: November 18, 2021
    Publication date: May 11, 2023
    Inventors: Jin Hyeok OH, Sang Jun LEE, Myong Cheol LIM, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20230143929
    Abstract: Provided are a driving negotiation method and apparatus for supporting stability against a blind spot, an unexpected situation, etc. and a rapid judgment and response of an autonomous vehicle in various driving environments. The driving negotiation apparatus includes a wireless communication module configured to support vehicle to everything (V2X) communication and at least one processor connected to the wireless communication module. The at least one processor receives a cooperative request message from a first vehicle, broadcasts a cooperative request message and additional information required for a negotiation to surrounding vehicles, receives a cooperative response message from at least one second vehicle among the surrounding vehicles, and transmits a message indicating that the negotiation is possible or impossible to the first vehicle on the basis of the cooperative response message.
    Type: Application
    Filed: November 29, 2021
    Publication date: May 11, 2023
    Inventors: Keon YUN, Myung Woo CHUNG, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20230132505
    Abstract: A blockchain-based certification audit data sharing and integrity verification system includes at least one user equipment configured to participate in a blockchain-based platform and mounted with a user authentication application; at least one certification agency server configured to participate in the blockchain-based platform and to provide authentication data composed of user data for authenticity verification, certificate or completion certificate data, and certification audit data; at least one blockchain-based platform server configured to record an authentication transaction in a block; and a blockchain-based certification audit data sharing and integrity verification device configured to: generate audit result data by auditing forgery verification of a document requested by the user authentication application of the user equipment using the authentication data of the at least one certification agency server in interlock with the blockchain-based platform server, and share the generated audit result
    Type: Application
    Filed: November 12, 2021
    Publication date: May 4, 2023
    Inventors: Won Haeng LEE, Kwon Koo KWAK, Il Koo JUNG, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE