Patents by Inventor Dong-Hwan Lee

Dong-Hwan 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: 20220147718
    Abstract: The present invention relates to a context-based QA generation architecture, and an object of the present invention is to generate diverse QA pairs from a single context. To achieve the object, the present invention includes a latent variable generating network including at least one encoder and an artificial neural network (Multi-Layer Perceptron: MLP) and configured to train the artificial neural network using a first context, a first question, and a first answer, and generate a second question latent variable and a second answer latent variable by applying the trained artificial neural network to a second context, an answer generating network configured to generate a second answer by decoding the second answer latent variable, and a question generating network configured to generate a second question based on a second context and the second answer.
    Type: Application
    Filed: November 12, 2020
    Publication date: May 12, 2022
    Inventors: Dong Hwan KIM, Han Su KIM, You Kyung KWON, Hyun Ok KIM, Sean Le LEE
  • Publication number: 20220148219
    Abstract: A visual localization method includes generating a first feature point map by using first map data calculated on the basis of a first viewpoint; generating a second feature point map by using second map data calculated on the basis of a second viewpoint different from the first viewpoint; constructing map data for localization having the first and second feature point maps integrated with each other, by compensating for a position difference between a point of the first feature point map and a point of the second feature point map; and performing visual localization by using the map data for localization.
    Type: Application
    Filed: November 12, 2021
    Publication date: May 12, 2022
    Applicant: NAVER LABS Corporation
    Inventors: Deok Hwa KIM, Dong Hwan LEE, Woo Young KIM, Tae Jae LEE
  • Publication number: 20220145066
    Abstract: An epoxy resin composition for encapsulation of semiconductor devices and a semiconductor device encapsulated using the epoxy resin composition, the epoxy resin composition including an epoxy resin; a curing agent; an inorganic filler; and a curing catalyst, the epoxy resin including an epoxy resin represented by Formula 1:
    Type: Application
    Filed: September 20, 2021
    Publication date: May 12, 2022
    Inventors: Yong Yeop PARK, Dong Hwan LEE, Kyoung Chul BAE, Min Joon SEO, Chul Ho LEE
  • Publication number: 20220139032
    Abstract: A method of generating a map for visual localization includes specifying a virtual camera pose by using 3-dimensional (3D) model data which is based on an image of an outdoor space captured from the air; rendering the image of the outdoor space from a perspective of the virtual camera, by using the virtual camera pose and the 3D model data; and generating a feature point map by using the rendered image and the virtual camera pose.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 5, 2022
    Applicant: NAVER LABS CORPORATION
    Inventors: Deok Hwa KIM, Dong Hwan LEE, Woo Young KIM
  • Patent number: 11295890
    Abstract: A coil component includes a body; a first substrate disposed inside of the body, and a second substrate, disposed below the first substrate; a first coil layer disposed on an upper surface of the first substrate; a second coil layer disposed between the first substrate and the second substrate; a third coil layer disposed on a lower surface of the second substrate; a conductive via passing through the first substrate and connecting the first coil layer and the second coil layer to each other; a connection electrode disposed outside of the body and connecting the second coil layer and the third coil layer to each other; a first external electrode disposed outside of the body and connected to the first coil layer; and a second external electrode disposed outside of the body and connected to the third coil layer.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: April 5, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Lee, Dong Hwan Lee, Young Ghyu Ahn, Chan Yoon, Won Chul Sim
  • Publication number: 20220102047
    Abstract: A coil component includes a body having an upper surface and a lower surface opposing each other in a thickness direction, a support substrate disposed in the body and having one surface perpendicular to the lower surface of the body, a coil portion disposed on the support substrate, and first and second external electrodes disposed on the lower surface of the body. The body includes an active portion, covering the coil portion, and first and second cover portions, respectively disposed on opposing surfaces of the active portion. The active portion includes a first magnetic metal particle, a second magnetic metal particle having a smaller diameter than the first magnetic metal particle, and a first insulating resin. Each of the first and second cover portions includes a third magnetic metal particle, having a smaller diameter than the first magnetic metal particle, and a second insulating resin.
    Type: Application
    Filed: June 28, 2021
    Publication date: March 31, 2022
    Inventors: Dong Hwan LEE, Hye Yeon CHA, Chan YOON, Dong Jin LEE, Hwi Dae KIM
  • Publication number: 20220093317
    Abstract: A coil component includes a body, a coil portion disposed in the body, and first and second external electrodes disposed on the body to be spaced apart from each other, wherein A/C?2.4 and B/C?1.6 are satisfied, where a length, a width, and a thickness of the coil component are defined as ‘A’, ‘B’, and ‘C’, respectively, and a ratio of a thickness to a width of at least one turn of the coil portion is 1 or less, based on a cross-section of the coil component.
    Type: Application
    Filed: December 9, 2020
    Publication date: March 24, 2022
    Inventors: Chan YOON, Dong Hwan LEE, Dong Jin LEE, Sang Soo PARK
  • Publication number: 20220076881
    Abstract: A coil component includes a body; first and second coil portions spaced apart from each other in the body; first and second external electrodes disposed on the body to be spaced apart from each other and connected to both ends of the first coil portion; and first and second ground electrodes spaced apart from each other on the body and connected to both ends of the second coil portion.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 10, 2022
    Inventors: Dong Hwan LEE, Sang Soo PARK, Chan YOON, Dong Jin LEE, Hwi Dae KIM, Hye Mi YOO
  • Patent number: 11264161
    Abstract: A coil electronic component includes a support substrate, a coil pattern disposed on at least one surface of the support substrate, a lead-out pattern disposed on at least one surface of the support substrate to be connected to the coil pattern, an encapsulant disposed to encapsulate the support substrate, the coil pattern, and at least one portion of the lead-out pattern, and an external electrode disposed on an external surface of the encapsulant to be connected to the lead-out pattern. The lead-out pattern includes a slit disposed on a side of a region facing the external electrode. The slit is exposed in a direction toward the external electrode and in a direction away from the support substrate, on the basis of a thickness direction of the support substrate, and is not connected to the support substrate.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: March 1, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chan Yoon, Dong Hwan Lee, Dong Jin Lee, Young Ghyu Ahn
  • Patent number: 11256375
    Abstract: An electronic device includes an input sensor that senses an input from an outside source to obtain a sensing coordinate. The input sensor has a plurality of sensing units defined therein. A memory stores a first modeling data obtained from first and second sensing units and a second modeling data obtained from first and third sensing units. A controller corrects the sensing coordinate to obtain a calculated coordinate. The controller comprises a first reference point moving unit that converts the sensing coordinate into a first middle coordinate based on a coordinate system having a plurality of coordinate units. A coordinate correction unit obtains a second middle coordinate by correcting the first middle coordinate based on the first and second modeling data. A second reference point moving unit obtains the calculated coordinate based on the second middle coordinate.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: February 22, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jaseung Ku, Soowon Kim, Suyul Seo, Suhyun Jeong, Dong-Hwan Lee
  • Publication number: 20220037082
    Abstract: A coil component includes a body having a core, a coil portion disposed in the body and having a central portion in which the core is disposed, a first external electrode and a second external electrode, each connected to the coil portion, a third external electrode spaced apart from each of the first and second external electrodes, and a noise removal portion disposed to at least partially surround the coil portion between a surface of the body and the core and having both end portions, each connected to the third external electrode.
    Type: Application
    Filed: December 10, 2020
    Publication date: February 3, 2022
    Inventors: Dong Hwan LEE, Sang Soo PARK, Dong Jin LEE, Chan YOON, Hwi Dae KIM, Hye Mi YOO
  • Publication number: 20220035469
    Abstract: An electronic device includes an input sensor that senses an input from an outside source to obtain a sensing coordinate. The input sensor has a plurality of sensing units defined therein. A memory stores a first modeling data obtained from first and second sensing units and a second modeling data obtained from first and third sensing units. A controller corrects the sensing coordinate to obtain a calculated coordinate. The controller comprises a first reference point moving unit that converts the sensing coordinate into a first middle coordinate based on a coordinate system having a plurality of coordinate units. A coordinate correction unit obtains a second middle coordinate by correcting the first middle coordinate based on the first and second modeling data. A second reference point moving unit obtains the calculated coordinate based on the second middle coordinate.
    Type: Application
    Filed: May 25, 2021
    Publication date: February 3, 2022
    Inventors: JASEUNG KU, SOOWON KIM, SUYUL SEO, SUHYUN JEONG, DONG-HWAN LEE
  • Publication number: 20220020523
    Abstract: A coil component includes a body, a planar spiral-shaped coil portion disposed in the body, a lead portion disposed to be spaced apart from the coil portion in the body, a support substrate disposed between the coil portion and the lead portion to correspond to the lead portion, a via penetrating through the support substrate to connect an internal end portion of the coil portion and an internal end portion of the lead portion to each other, an insulating layer covering the coil portion and the lead portion, and a first external electrode and a second external electrode disposed to be spaced apart from each other on a surface of the body and connected to the external end portion of each of the coil portion and the lead portion.
    Type: Application
    Filed: December 9, 2020
    Publication date: January 20, 2022
    Inventors: Chan YOON, Dong Hwan LEE, Dong Jin LEE, Sang Soo PARK
  • Publication number: 20220013270
    Abstract: A coil component includes a core portion, and first and second coil portions wound to form at least one or more turns on the core portion. The core portion includes a first core portion on which the first coil portion is wound, a second core portion on which the second coil portion is wound, and a third core portion which is disposed to be spaced apart from and between the first and second core portions and on which the first and second coil portions are wound to overlap each other.
    Type: Application
    Filed: December 3, 2020
    Publication date: January 13, 2022
    Inventors: Chan YOON, Dong Hwan LEE, Dong Jin LEE, Sang Soo PARK
  • Publication number: 20210398740
    Abstract: A coil component includes a body having end surfaces opposing each other and side surfaces connecting the end surfaces and opposing each other, a support substrate disposed within the body and having a first surface and a second surface opposing each other, first and second coil units disposed on the first surface and the second surface of the support substrate, respectively, and each including a plurality of turns, and lead portions connected to the first and second coil units and exposed to a first end surface and a second end surface of the body, respectively. A shortest distance from an outermost turn of the first coil unit to the second end surface of the body is greater than a shortest distance from the outermost turn of the first coil unit to a first side surface of the body.
    Type: Application
    Filed: April 14, 2021
    Publication date: December 23, 2021
    Inventors: Dong Hwan Lee, Dong Jin Lee, Chan Yoon, Young Ghyu Ahn
  • Publication number: 20210398737
    Abstract: A coil component includes a support substrate, first and second coil units disposed on the support substrate and spaced apart from each other, and a body having a first core and a second core spaced apart from the first core. The first and second coil units include first and second winding portions having at least one turn around the first and second cores, respectively, and first and second extension portions respectively extending from the first and second winding portions, each of the first and second extension portions surrounding the first and second cores. The first and second winding portions are spaced apart from each other in a direction in which the first extension portion extends from the first winding portion.
    Type: Application
    Filed: April 16, 2021
    Publication date: December 23, 2021
    Inventors: Dong Hwan LEE, Dong Jin LEE, Chan YOON, Young Ghyu AHN
  • Publication number: 20210397803
    Abstract: The present disclosure provides a display device with fingerprint sensor in a manner capable of strengthening a display device integrating the fingerprint sensor. The display device includes a display panel including a display area, a cover panel, a fingerprint sensor, and a reinforcing member. The cover panel is disposed on a rear surface of the display panel and includes an opening. The fingerprint sensor is disposed on the rear surface of the display panel in the opening of the cover panel and includes a sensor layer. The reinforcing member is disposed on a rear surface of the fingerprint sensor. The reinforcing member includes a sidewall surrounding at least one area of the sensor layer while being in contact with the rear surface of the fingerprint sensor, and a bottom surface which extends from the sidewall and is spaced apart from the sensor layer.
    Type: Application
    Filed: March 19, 2021
    Publication date: December 23, 2021
    Inventors: JI HUN RYU, Kwang Hyun Baek, Su Yul Seo, Dong Hwan Lee, Jae Hyung Jo, Sung Ho Jin
  • Publication number: 20210373705
    Abstract: An electronic device includes: a display layer; and a sensor layer on the display layer, the sensor layer including: a first sensing electrode having a first sub-sensing electrode and a second sub-sensing electrode electrically separated from the first sub-sensing electrode; and a second sensing electrode intersecting the first sensing electrode, wherein the sensor layer is configured to sense an external input through a change in mutual capacitance between the first sensing electrode and the second sensing electrode, and the sensor layer is further configured to sense an input by an active pen through a change in capacitance of each of the first sub-sensing electrode, the second sub-sensing electrode, and the second sensing electrode.
    Type: Application
    Filed: March 10, 2021
    Publication date: December 2, 2021
    Inventors: Seongjun LEE, Suin KIM, Jaseung KU, Suyul SEO, Gi-Na YOO, Dong-Hwan LEE, Jaeik LIM
  • Publication number: 20210375535
    Abstract: A coil component includes a winding-type coil including a coil portion and first and second lead-out portions respectively connected to the coil portion; a body in which the winding-type coil is disposed, the first and second lead-out portions of the winding-type coil exposed from the body; a noise removal portion including a pattern portion spaced apart from a metal wire of the winding-type coil in the body and having both end portions spaced apart from each other to have an open-loop, and a third lead-out portion connected to the pattern portion and exposed from the body; an insulating layer disposed between the winding-type coil and the noise removal portion; and first to third external electrodes arranged on the body to be spaced apart from each other and respectively connected to the first to third lead-out portions.
    Type: Application
    Filed: August 11, 2020
    Publication date: December 2, 2021
    Inventors: Hye Mi YOO, Dong Hwan LEE, Hwi Dae KIM, Sang Soo PARK, Chan YOON, Dong Jin LEE
  • Publication number: 20210373882
    Abstract: The present invention relates to a method and apparatus for generating difference between old and new versions of data (software data) for updating software, and in more detail, when updating software programs and their related data in client devices like autonomous vehicles and smartphones, an update management server generates the difference by comparing old and new versions of the software data, and provides the generated difference to client devices, thereby provided is a method and apparatus for making software update simple and fast.
    Type: Application
    Filed: March 13, 2020
    Publication date: December 2, 2021
    Inventors: Dong Soo KANG, Dong Hwan LEE, Tae Ho LEE, Seung Wook BAEK