Patents by Inventor Jae Wook Lee

Jae Wook 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).

  • Patent number: 11842843
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other in one direction, and one end surface connecting the one surface and the other surface to each other, a support substrate embedded in the body, a coil portion disposed on the support substrate and including a lead-out pattern exposed from the one end surface, a first insulating layer disposed on the one end surface and having one region and the other regions spaced apart from each other in the other direction crossing the one direction, an external electrode having a connection portion, disposed between the one region and the other region to be connected to the lead-out pattern, and an extension portion extending from the connection portion to the one surface, and a second insulating layer disposed on the one end surface to cover the first insulating layer and the connection portion.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Sik Shin, Jae Wook Lee, Sung Young Jo
  • Patent number: 11799070
    Abstract: A negative electrode active material for a lithium secondary battery, including: first negative electrode active material particles including first artificial graphite particles and a carbon coating layer on a surface of the first artificial graphite particles, wherein the carbon coating layer comprises hard carbon; and second negative electrode active material particles including second artificial graphite particles, wherein a difference between an average particle diameter D50 of the first negative electrode active material particles and an average particle diameter D50 of the second negative electrode active material particles is 5 ?m or less, and a temperature at an exothermic peak in differential thermogravimetric analysis of the carbon coating layer is in a range of 580° C. to 690° C.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: October 24, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hee Won Choi, Jae Wook Lee, Eun Kyung Kim, Seung Youn Choi, Je Young Kim
  • Publication number: 20230298806
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other in one direction, and one end surface connecting the one surface and the other surface to each other, a support substrate embedded in the body, a coil portion disposed on the support substrate and including a lead-out pattern exposed from the one end surface, a first insulating layer disposed on the one end surface and having one region and the other regions spaced apart from each other in the other direction crossing the one direction, an external electrode having a connection portion, disposed between the one region and the other region to be connected to the lead-out pattern, and an extension portion extending from the connection portion to the one surface, and a second insulating layer disposed on the one end surface to cover the first insulating layer and the connection portion.
    Type: Application
    Filed: May 3, 2023
    Publication date: September 21, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Sik SHIN, Jae Wook LEE, Sung Young JO
  • Patent number: 11764349
    Abstract: A negative electrode active material for a lithium secondary battery, a negative electrode including the same, and a lithium secondary battery including the negative electrode. Specifically, the present invention relates to a negative electrode active material capable of minimizing changes in a structure and internal total pore volume of an electrode during rolling of the electrode by controlling the type and amount of carbon coated on a surface of an artificial graphite active material, a negative electrode including the same, and a lithium secondary battery including the negative electrode.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: September 19, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hee Won Choi, Jae Wook Lee, Eun Kyung Kim, Seung Youn Choi, Je Young Kim
  • Patent number: 11721468
    Abstract: A coil component includes a support substrate; a coil portion disposed on the support substrate; a body embedding the support substrate and the coil portion therein, and having a first surface and a second surface opposing each other, a third surface and a fourth surface opposing each other and respectively connecting the first and second surfaces; lead-out portions extending from the coil portion and respectively exposed from the third and fourth surfaces of the body; a surface-insulating layer disposed on the third and fourth surfaces of the body and having openings respectively exposing the lead-out portions; and external electrodes arranged on the surface-insulating layer and respectively connected to the lead-out portions respectively exposed through the openings, wherein a width of each of the external electrodes is narrower than a width of the body.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: August 8, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kwi Jong Lee, Jung Min Kim, Sung Jin Huh, Jin Hyuck Yang, Jae Wook Lee, Ji Hyun Eom
  • Patent number: 11705268
    Abstract: A coil component is provided. The coil component includes a body having one surface and the other surface, opposing each other, and a wall surface connecting the one surface and the other surface, a coil portion embedded in the body and having an end exposed to the wall surface of the body, an external electrode including a connecting portion disposed on the wall surface of the body and connected to the end of the coil portion, and an extension extending from the connecting portion onto the one surface of the body, a first insulating layer covering the other surface of the body, and an identification portion passing through the first insulating layer and including the same material as a material of the external electrode.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: July 18, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Ho Han, Sung Sik Shin, Jae Wook Lee
  • Publication number: 20230170123
    Abstract: A coil component includes a body, a coil portion disposed in the body and including lead-out portions exposed to one surface of the body; external electrodes disposed on the body and connected to the lead-out portions, and a surface insulating layer disposed on the body and including fillers, in which a ratio of a cross-sectional area of the fillers to a cross-sectional area of the entire surface insulating layer is 25% or more and 40% or less in a cross section of the surface insulating layer.
    Type: Application
    Filed: November 15, 2022
    Publication date: June 1, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Wook LEE, In Young KANG
  • Publication number: 20230143270
    Abstract: A processor-implemented method with scheduling includes: receiving one or more execution requests for a plurality of models executed independently of each other in an accelerator; predicting, for each of the plurality of models, quality of service (QoS) information corresponding to the model; and scheduling the plurality of models in units of layers of the plurality of models based on, for each of the plurality of models, either one or both of the QoS information and an idle time occurring in response to a candidate layer to be scheduled in the model being executed in the accelerator.
    Type: Application
    Filed: August 15, 2022
    Publication date: May 11, 2023
    Applicants: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Jae Wook LEE, Younghwan OH, Yunho JIN, Tae Jun HAM
  • Publication number: 20230137018
    Abstract: A coil component includes a body including magnetic powder particles and an insulating resin, a coil portion disposed in the body and including a lead-out portion exposed to one surface of the body, and an external electrode disposed on one surface of the body. The external electrode includes an intermetallic compound (IMC) disposed on the lead-out portion exposed to one surface of the body and having an average thickness of 1 ?m or more, and a first electrode layer including a base resin, and a conductive connection portion disposed in the base resin and in contact with the intermetallic compound.
    Type: Application
    Filed: October 19, 2022
    Publication date: May 4, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Wook LEE, In Young KANG, Sung Kwon OH
  • Patent number: 11640866
    Abstract: A coil component includes a body, a coil portion embedded in the body, first and second external electrodes spaced apart from each other on an external surface of the body and connected to the coil portion, and an identification portion in which a plurality of fine patterns spaced apart from one another are grouped and which is disposed on the external surface of the body. Each of the plurality of fine patterns includes an insulating resin.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: May 2, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Ho Han, Sung Sik Shin, Jae Wook Lee
  • Publication number: 20230081162
    Abstract: Provided is homomorphic encryption data processing method and apparatus and relates to homomorphic encryption data processing method and apparatus that set weighted values to a segment classification value (a logit value) and a distribution value of a dataset including a homomorphic encryption and uses weighted values to perform computation and learning of data in a state in which the homomorphic encryption is maintained.
    Type: Application
    Filed: June 29, 2022
    Publication date: March 16, 2023
    Inventors: Jae Wook LEE, Jun Young BYUN
  • Patent number: 11544270
    Abstract: A hardware accelerator includes a block processing circuit configured to read a block from a list stored in an inverted index structure; and a search core configured to extract a document number out of a read block read by the block processing circuit and to calculate a score corresponding to the document number.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: January 3, 2023
    Assignees: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Jun Heo, Jaeyeon Won, Yejin Lee, Jaeyoung Jang, Tae Jun Ham, Jae Wook Lee
  • Publication number: 20220396553
    Abstract: The present invention relates to novel hydrazone derivatives in which a terminal amine group is substituted with an aryl group or a heteroaryl group, and uses thereof.
    Type: Application
    Filed: December 26, 2018
    Publication date: December 15, 2022
    Inventors: Ae Nim PAE, Yun Kyung KIM, Sang Min LIM, Sungsu LIM, Jihye SEONG, Jae Wook LEE, Ji Yeon SONG, Seulgi SHIN, Hyean Jeong JEONG, Woo Seung SON, Haeun LEE, Da Mi LIM, Seok Kyu KIM, Jee Yun AHN, Chae Won KIM, Ashwini Machhindra LONDHE, Lizaveta GOTINA, Hyojin KIM, Hye Yeon LEE, Nam Gyung KIM, Eunji CHA, Kunhee KIM, Ji Woong LIM
  • Publication number: 20220311057
    Abstract: The present invention relates to an electrode assembly and a secondary battery comprising same, wherein an insulator formed on a separator can prevent burrs, which may occur on a positive or negative electrode tab formed by blanking, from penetrating the separator, thereby improving electric stability, and a longitudinal end and a corner portion have increased insulation thicknesses such that, by enhancing cushion functions, same may be advantageous in terms of short-circuiting protection.
    Type: Application
    Filed: May 12, 2020
    Publication date: September 29, 2022
    Inventors: Jae Wook LEE, Sung Hyun CHOI, Chul Hwan KIM
  • Patent number: 11436150
    Abstract: Disclosed is a method for processing a page fault. The method includes performing demand paging depending on an application operation in a system including a processor and an operating system, and loading, at the processor, data on a memory in response to the demand paging.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: September 6, 2022
    Assignees: Research & Business Foundation Sungkyunkwan University, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jinkyu Jeong, Jae Wook Lee, Gyusun Lee, Wenjing Jin, Tae Jun Ham
  • Publication number: 20220253682
    Abstract: A processor, a method of operating the processor, and an electronic device including the processor are disclosed. The method includes arranging, in respective input registers, weights and activations having a smaller number of bits than a minimum operation unit of an operator included in the processor, performing a multiplication between values stored in the input registers, storing a result of the multiplication in an output register, and outputting, from the output register, a value in a preset bit range as a result of a dot product between a first vector including the weights and a second vector including the activations.
    Type: Application
    Filed: July 14, 2021
    Publication date: August 11, 2022
    Applicants: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Seung Wook LEE, Jaeyeon WON, Jae Wook LEE, Tae Jun HAM
  • Publication number: 20220138688
    Abstract: Systems and methods for distributed ledger-based management of metadata and chain of custody of documents among financial intuitions are disclosed. In one embodiment, a method may include: (1) receiving from internal storage for the first entity, a document or file to share with a second entity; (2) at least one first entity uploading the document or file to a first entity document sharing application; (3) saving the document or file to temporary storage a distributed ledger node for the first entity, the distributed ledger node part of a distributed ledger network; (4) writing the document or file to a first entity distributed ledger; and (5) writing metadata for the document or file to the first entity distributed ledger. A second entity document sharing program may retrieve the document or file from the first entity document sharing program into a distributed ledger node for the second entity.
    Type: Application
    Filed: November 2, 2020
    Publication date: May 5, 2022
    Inventors: Laura SCHORNACK, Olisa OKPOKO, Boyang GONG, Nathan MCGOVERN, James WEI, Jae Wook LEE, Jesse WU
  • Patent number: 11281370
    Abstract: Methods and apparatuses are provided for detecting a gesture at an electronic device. The gesture is received through an input module of the electronic device. A direction combination corresponding to the gesture is determined. The direction combination includes a plurality of directions. Information regarding the direction combination is compared with information regarding at least one direction combination, which is stored in a memory of the electronic device. A state of the electronic device is changed from a first state to a second state, using at least one processor of the electronic device, according to a result of comparing the information regarding the direction combination with the information regarding the at least one direction combination.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: March 22, 2022
    Inventors: Jae Wook Lee, An Ki Cho, Jun Hyung Cho
  • Publication number: 20220013281
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other in one direction, and one end surface connecting the one surface and the other surface, a winding coil disposed in the body and having a lead-out portion exposed to the one end surface of the body, a first insulating layer disposed on the one end surface of the body and having one region and the other region spaced apart from each other in the other direction, perpendicular to the one direction, an external electrode having a connection portion, disposed between the one region and the other region of the first insulating layer to be connected to the lead-out portion, and an extension portion extending from the connection portion to the one surface of the body, and a second insulating layer covering the first insulating layer and the connection portion on the one end surface of the body.
    Type: Application
    Filed: December 1, 2020
    Publication date: January 13, 2022
    Inventors: Jae Wook Lee, Sung Sik Shin, Sung Young Jo
  • Publication number: 20210374131
    Abstract: A hardware accelerator includes a block processing circuit configured to read a block from a list stored in an inverted index structure; and a search core configured to extract a document number out of a read block read by the block processing circuit and to calculate a score corresponding to the document number.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 2, 2021
    Inventors: Jun HEO, Jaeyeon WON, Yejin LEE, Jaeyoung JANG, Tae Jun HAM, Jae Wook LEE