Patents by Inventor Sung-chan An

Sung-chan An 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: 20230026527
    Abstract: A light-emitting element includes a first semiconductor layer doped to have a first polarity; a second semiconductor layer doped to have a second polarity that is different from the first polarity; an active layer placed between the first semiconductor layer and the second semiconductor layer; and an insulating layer surrounding at least the outer surface of the active material. The insulating layer includes an insulating film surrounding the active layer, and an element dispersion agent including a magnetic metal and bonded to an outer surface of the insulating film.
    Type: Application
    Filed: September 3, 2020
    Publication date: January 26, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jae Hoon JUNG, Hye Jung HONG, Jong Hyuk KANG, Hee Yeon YOO, Sung Chan JO, Hyun Min CHO
  • Patent number: 11553275
    Abstract: A method of providing sounds matching an image displayed on a display panel includes: calculating a first object in the image by analyzing digital video data corresponding to the image, and calculating first gain values based on a location of the first object, and applying first gain values to a plurality of sound data; displaying the image on the display panel based on the digital video data; and outputting the plurality of sounds by vibrating the display panel based on the plurality of sound data to which the first gain values applied, using a plurality of sound generating devices.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: January 10, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byeong Hee Won, Jin Oh Kwag, Sung Chan Jo, Yi Joon Ahn, Jae Been Lee
  • Publication number: 20230003661
    Abstract: An apparatus for testing an edge portion of a substrate, includes a first illumination source configured to irradiate light to an end portion of the edge portion of the substrate; a second illumination source configured to irradiate light to a lower portion of the edge portion; a third illumination source configured to irradiate light to an upper portion of the edge portion; and first to third photographing portions, respectively corresponding to the first to third illumination sources, wherein the first illumination source comprises a C-shaped cross-section and comprises a first curved surface facing the end portion of the edge portion, the second illumination source comprises a half C-shaped cross-section and comprises a second curved surface facing the lower portion of the edge portion, and the third illumination source comprises a half C-shaped cross-section and comprises a third curved surface facing the upper portion of the edge portion.
    Type: Application
    Filed: April 18, 2018
    Publication date: January 5, 2023
    Inventors: Sung-chan Hwang, Ji Hwa Jung, Tae-ho Keem, SoYoung Song
  • Publication number: 20220384518
    Abstract: A display device comprises a first electrode, a second electrode disposed to be spaced apart from the first electrode and face the first electrode, a first insulating layer disposed to cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer and exposing at a part of a region where the first electrode and the second electrode overlaps the first insulating layer and at least one light emitting element on the exposed first insulating layer between the first electrode and the second electrode, wherein the second insulating layer includes at least one opening exposing the first insulating layer and disposed to be spaced apart from each other on a region where the first electrode and the second electrode face each other, and a bridge portion between the openings, and the light emitting element is disposed on the opening.
    Type: Application
    Filed: August 8, 2022
    Publication date: December 1, 2022
    Inventors: Hyun Min CHO, Dae Hyun KIM, Jin Oh KWAG, Dong Hyun KIM, Keun Kyu SONG, Hyun Deok IM, Sung Chan JO
  • Patent number: 11511532
    Abstract: The present disclosure relates to a manufacturing method of a vehicle seatback cover, comprising a lightweight composite manufacturing step of manufacturing a lightweight composite using a reinforcing fiber and a thermoplastic resin fiber, a lightweight composite forming step of forming the lightweight composite into a vehicle seatback cover shape and preparing a vehicle seatback cover material, and a carpet bonding step of bonding the vehicle seatback cover material and a carpet material.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: November 29, 2022
    Assignee: LG HAUSYS, LTD.
    Inventors: Sung Chan Lim, Seunghyun Ahn, Kyungseok Han, Jiwon Lim, Heejune Kim
  • Publication number: 20220376144
    Abstract: A light emitting element includes: a first semiconductor layer doped with a first polarity; a second semiconductor layer doped with a second polarity different from the first polarity; an active layer between the first semiconductor layer and the second semiconductor layer in a first direction; and an insulating film surrounding an outer surface of at least the active layer and extending in the first direction. A thickness of a first portion of the insulating film surrounding the active layer is in a range of 10% to 16% of a diameter of the active layer.
    Type: Application
    Filed: February 27, 2020
    Publication date: November 24, 2022
    Inventors: Moon Jung AN, Sung Chan JO, Hoo Keun PARK, Chul Jong YOO, Hye Lim KANG, Dong Gyun KIM, Dong Eon LEE, Hyun Min CHO
  • Publication number: 20220366840
    Abstract: A pixel includes first and second sub-emission areas enclosed by a bank; a first light source unit disposed in the first sub-emission area, and including at least one first light emitting element connected between at least one first split electrode and a second power supply; a second light source unit disposed in the second sub-emission area, and including at least one second light emitting element connected between at least one second split electrode and the second power supply; a first driving circuit connected between a first power supply and the at least one first split electrode, and supplying a first driving current to the first light source unit in response to a first data signal; and a second driving circuit connected between the first power supply and the second split electrode, and supplying a second driving current to the second light source unit in response to a second data signal.
    Type: Application
    Filed: August 1, 2022
    Publication date: November 17, 2022
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Oh KWAG, Won Sik OH, Keun Kyu SONG, Sung-Chan JO, Hyun Min CHO
  • Patent number: 11475083
    Abstract: Systems and methods are described herein for generating enhanced search results utilizing third-party website content within a search engine provided by an electronic catalog of a service provider. This content may be collected in advance of query processing and analyzed to identify a category indicating some attribute of the content (e.g., terms mentioned, topics discussed, object depicted in images/videos/3D data of the content, etc.). Items may be matched to the website through analyzing the textual and/or visual representation data of the website to textual and/or visual representation data associated with an item offered within the electronic catalog. A query may be subsequently received and a third-party website may be identified as being relevant to the search query. In response to the query, the third-party website may be included in a search result list along with images and/or text identifying items pertaining to that website.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: October 18, 2022
    Assignee: Amazon Technologies, Inc.
    Inventors: Sung Chan Yu, Sivaramharesh Siva, Brian Solloway, John Martin Gorski, Ky Le
  • Publication number: 20220328742
    Abstract: A light emitting device may include: a substrate including a plurality of unit light emitting regions; and first to fourth insulating layers sequentially on the substrate.
    Type: Application
    Filed: June 17, 2022
    Publication date: October 13, 2022
    Inventors: Dae Hyun KIM, Hyun Min CHO, Hyun Deok IM, Jong Hyuk KANG, Keun Kyu SONG, Joo Yeol LEE, Bek Hyun LIM, SUNG-CHAN JO
  • Patent number: 11466178
    Abstract: A back grinding tape including a hard coating layer, an intermediate layer including a polyurethane-based resin, and an adhesive layer provided has an excellent water resistance, thus easily protecting patterns, and has an excellent adhesion between each layer, and thus each layer is not separated in the process of removing the tape, such that the back grinding tape is suitable for a back grinding process.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: October 11, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Eun Yeong Kim, Sera Kim, Kwang Joo Lee, Sang Hwan Kim, Sung Chan Park, Mi Seon Yoon
  • Publication number: 20220320365
    Abstract: Provided are an inkjet printing device, a method for aligning a bipolar element, and a method for manufacturing a display device. The inkjet printing device is for ejecting ink and includes a bipolar element extending in one direction. The inkjet printing device comprises: an electric field generation unit which includes a stage and a probe unit for generating an electric field on the stage; and an inkjet head which is positioned above the stage and includes a plurality of nozzles through which the ink is ejected, wherein the nozzles includes an inlet having a first diameter and an outlet connected to the inlet and having a second diameter smaller than the first diameter.
    Type: Application
    Filed: February 27, 2020
    Publication date: October 6, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: An Na RYU, Jin Oh KWAG, Sung Hoon KIM, Dong Ho LEE, Sung Chan JO
  • Patent number: 11456439
    Abstract: A light emitting element and a display device including the same are provided. The light emitting element includes a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer, a protective layer surrounding an outer surface of at least one of the first semiconductor layer, the second semiconductor layer, and the active layer, and an insulating layer surrounding an outer surface of the protective layer. A surface of at least one of the first semiconductor layer, the second semiconductor layer, and the active layer includes a first lattice point, wherein the protective layer includes a first atom and a second atom, and wherein the first atom of the protective layer is at the first lattice point.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: September 27, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yun Hyuk Ko, Chang Hee Lee, Jin Oh Kwag, Keun Kyu Song, Yun Ku Jung, Sung-Chan Jo, Jae Kook Ha
  • Publication number: 20220267382
    Abstract: Provided is a chimeric hemagglutinin (HA) protein including an HA1 subunit and an HA2 subunit, in which the HA1 subunit is composed of a first domain derived from a parental HA1 subunit of a first subtype influenza virus and a second domain derived from a parental HA1 subunit of a second subtype influenza virus. The chimeric HA protein has improved thermal stability and can be used in a vaccine composition for preventing influenza virus infection. Also provided is a method of inducing an immune response against an influenza virus in a subject in need thereof that includes administering the chimeric HA protein to the subject, thereby conferring protection against the influenza virus infection on the subject.
    Type: Application
    Filed: September 18, 2020
    Publication date: August 25, 2022
    Applicant: ACADEMIA SINICA
    Inventors: Yu-Chan CHAO, Chih-Hsuan TSAI, Chia-Jung CHANG, Sung-Chan WEI, Lin-Li LIAO, Huei-Ru LO
  • Patent number: 11421092
    Abstract: Provided are a method for preparing a unidirectionally aligned discontinuous fiber reinforcement composite material, a unidirectionally aligned discontinuous fiber reinforcement composite material, and a sandwich structure. The method for preparing a unidirectionally aligned discontinuous fiber reinforcement composite material comprises discontinuously aligning short fibers on a polymer substrate in one direction by using an air-laid method.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: August 23, 2022
    Assignee: LG Hausys, Ltd.
    Inventors: Seung-Hyun Ahn, Kyung-Seok Han, Sung-Chan Lim, Hee-June Kim
  • Publication number: 20220257453
    Abstract: A massage module according to an embodiment includes: a support plate including a circular opening therein; a massage body provided in the circular opening of the support plate; and a rotating mechanism for rotating the massage body relative to the support plate, wherein the massage body includes: a massage unit which provides a massage to a user through mechanical stimulation; a rotating plate provided to be rotatably moved relative to the support plate by the rotating mechanism; and a moving mechanism provided in the rotating plate to move the massage unit in a direction perpendicular to the rotation plane of the rotating plate. The rotating plate includes a through-opening through which the moving mechanism can pass, and the moving mechanism can pass through the through-opening to move the massage unit between a first position and a second position.
    Type: Application
    Filed: August 13, 2020
    Publication date: August 18, 2022
    Inventors: Gi Won UM, Ji Hyoung LIM, Sung Chan CHOI, Deok Hyun KONG
  • Publication number: 20220254753
    Abstract: A dipole alignment device includes an electric field forming part including a stage, and a probe part which form an electric field on the stage; an inkjet printing apparatus including at least one inkjet head which sprays ink including dipoles and a solvent with the dipoles dispersed therein onto the stage; a transportation part comprising a first moving part which moves the electric field forming part in at least one direction; and a light irradiation apparatus including a light irradiation part which applies light to the ink sprayed onto the stage.
    Type: Application
    Filed: June 3, 2020
    Publication date: August 11, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Won Ho LEE, Hyun Deok IM, Jong Hyuk KANG, Jin Oh KWAG, Keun Kyu SONG, Sung Chan JO, Hyun Min CHO
  • Patent number: 11411044
    Abstract: A display device comprises a first electrode, a second electrode disposed to be spaced apart from the first electrode and face the first electrode, a first insulating layer disposed to cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer and exposing at a part of a region where the first electrode and the second electrode overlaps the first insulating layer and at least one light emitting element on the exposed first insulating layer between the first electrode and the second electrode, wherein the second insulating layer includes at least one opening exposing the first insulating layer and disposed to be spaced apart from each other on a region where the first electrode and the second electrode face each other, and a bridge portion between the openings, and the light emitting element is disposed on the opening.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: August 9, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Min Cho, Dae Hyun Kim, Jin Oh Kwag, Dong Hyun Kim, Keun Kyu Song, Hyun Deok Im, Sung Chan Jo
  • Patent number: 11403997
    Abstract: A pixel includes first and second sub-emission areas enclosed by a bank; a first light source unit disposed in the first sub-emission area, and including at least one first light emitting element connected between at least one first split electrode and a second power supply; a second light source unit disposed in the second sub-emission area, and including at least one second light emitting element connected between at least one second split electrode and the second power supply; a first driving circuit connected between a first power supply and the at least one first split electrode, and supplying a first driving current to the first light source unit in response to a first data signal; and a second driving circuit connected between the first power supply and the second split electrode, and supplying a second driving current to the second light source unit in response to a second data signal.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: August 2, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Oh Kwag, Won Sik Oh, Keun Kyu Song, Sung-Chan Jo, Hyun Min Cho
  • Patent number: 11380133
    Abstract: A domain adaptation-based object recognition apparatus includes a memory configured to store a domain adaptation-based object recognition program and a processor configured to execute the program. The processor learns a generative model for generating a feature or an image similar to a gallery image on the basis of domain adaptation in association with an input probe image and learns an object recognition classification model by using a learning database corresponding to the gallery image and the input probe image, thereby performing object recognition using the input probe image.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: July 5, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Il Kim, Yong Jin Kwon, Jin Young Moon, Jong Youl Park, Sung Chan Oh, Ki Min Yun, Jeun Woo Lee
  • Publication number: 20220203956
    Abstract: A method of controlling driving of a hybrid electric vehicle having an engine connected to main drive wheels via a transmission and a motor connected to auxiliary drive wheels includes setting a drive mode, controlling an input torque of the transmission in response to an extent of depression of an accelerator pedal (APS) according to the drive mode, performing distribution of drive power to the main drive wheels and the auxiliary drive wheels and variable shift-pattern control based on a result of a comparison between an amount of slip of the main drive wheels and the amount of slip of the auxiliary drive wheels, and determining whether to perform variable shift-time control in consideration of a type of the variable shift-pattern control or a number of revolutions per minute (RPM) of the engine at beginning of a shift.
    Type: Application
    Filed: December 14, 2021
    Publication date: June 30, 2022
    Inventors: Sung Chan Na, Seong Ik Park