Patents by Inventor Dong Hyeok AN

Dong Hyeok 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: 20210200031
    Abstract: Discussed are a backlight unit and a display apparatus including the same. The display apparatus includes a light guide plate, optical sheets arranged on an upper surface of the light guide plate, a reflector configured to receive the light guide plate and the optical sheets therein, and a bottom cover configured to receive the reflector therein.
    Type: Application
    Filed: December 24, 2020
    Publication date: July 1, 2021
    Applicant: LG Display Co., Ltd.
    Inventor: Dong-Hyeok SHIN
  • Patent number: 10999841
    Abstract: A wireless local area network (WLAN) communication method and apparatus using multiple transmission speed partitioning and cooperative transmission are disclosed. The WLAN communication method includes transmitting, by access point to the nodes, transmission time slots, partitions and internal transmission priorities using transmission time slot information, partition information and internal transmission priority information, receiving uplink packet from one node, determining whether downlink data to be transmitted to the high speed or the low speed node is present, or not in the download queue, transmitting, if present, the downlink packet to the nodes, removing downlink data from the download queue for ACK, and transmitting, if not present, transmitting ACK to the nodes.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: May 4, 2021
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Dong Hyeok An, Yu Sung Kim, Ik Jun Yeom
  • Publication number: 20210086137
    Abstract: Provided is a separation membrane leaf and a spiral wound module and an apparatus including the same, the separation membrane leaf comprising a separator, a supply-side flow channel material, and a permeation-side flow channel material comprising a tricot, the tricot comprising an adhesive part, and at least a part of the adhesive part being a low density part of the tricot, compared to the rest, wherein the tricot comprises at least one wale, at least one course, and an intersection point at which the at least one wale and the at least one course intersect, and the average distance between two intersection points arranged in parallel in the direction in which the wale of the low-density part is arranged is at least 1.25 times the average distance between two intersection points arranged in parallel in the direction in which the wale of the part other than the low-density part is arranged.
    Type: Application
    Filed: July 24, 2019
    Publication date: March 25, 2021
    Inventors: Phill LEE, Yun Seok CHOE, Gwang Hun CHOI, Soo Hyun KIM, Dong Hyeok SHIN
  • Patent number: 10950680
    Abstract: A light-emitting display device includes a substrate having a plurality of subpixels; a first electrode provided in each of the subpixels; a bank defining an emission part in each of the subpixels and having an upper surface that has a larger degree of surface roughness than an upper surface of the first electrode; a first common layer over the subpixels and covering the first electrode and the bank; a light-emitting layer on the first common layer and corresponding to the emission part of each of the subpixels; and a second common layer and a second electrode stacked on the light-emitting layer over the plurality of subpixels.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: March 16, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Dong-Hyeok Lim, Song-Yi Jeong, Kyu-Il Han, Nam-Seok Yoo, Yu-Ri Park
  • Patent number: 10934512
    Abstract: A micro-fluidic system for a perfusion cell culture is disclosed. The system includes: a substrate; a micro-fluid injection channel defined in the substrate to guide fluid in a plane direction of the substrate; at least two micro-fluid branch channels defined in the substrate, wherein the branch channels are branched from the micro-fluid injection channel; micro-fluid outlet channels defined in the substrate, wherein each of the outlet channels extends from a distal end of each branch channel to a top face of the substrate, wherein each outlet channel has each through-hole defined in the top face portion of the substrate; and well plates disposed on the top face of the substrate, wherein each of the well plates fluid-communicates with each outlet channel. The micro-fluidic system refers to a technique that adjusts a flow of liquid or gas of a very small amount (nanoliter or picoliter) in an extremely miniaturized device.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: March 2, 2021
    Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Jeung Sang Go, Hyeong Jin Jeon, Moon Jeong Kim, Dong Hyeok Park
  • Publication number: 20210044019
    Abstract: An antenna module according to one embodiment of the present invention, comprises: a coil layer including a wound first coil; a shield layer disposed on the coil layer and including a plurality of sequentially stacked magnetic sheets; and a protection layer disposed on the shield layer, wherein the thickness of an edge of the shield layer is greater than the thickness of the center of the shield layer, and the total separation distance between the plurality of magnetic sheets at the edge of the shield layer is greater than the total separation distance between the plurality of magnetic sheets at the center of the shield layer.
    Type: Application
    Filed: January 29, 2019
    Publication date: February 11, 2021
    Inventors: In Seong SOHN, Dong Hyeok CHOI
  • Publication number: 20200388737
    Abstract: The present invention relates generally to an anodic oxide film for electric contact, to an optoelectronic display, and to a method of manufacturing the optoelectronic display. More particularly, the present invention relates to an anodic oxide film for electric contact to electrically connect an optical element and a substrate in a position therebetween, to an optoelectronic display, and to a method of manufacturing the optoelectronic display.
    Type: Application
    Filed: June 1, 2020
    Publication date: December 10, 2020
    Inventors: Bum Mo AHN, Seung Ho PARK, Dong Hyeok SEO
  • Publication number: 20200239821
    Abstract: A micro-fluidic system for a perfusion cell culture is disclosed. The system includes: a substrate; a micro-fluid injection channel defined in the substrate to guide fluid in a plane direction of the substrate; at least two micro-fluid branch channels defined in the substrate, wherein the branch channels are branched from the micro-fluid injection channel; micro-fluid outlet channels defined in the substrate, wherein each of the outlet channels extends from a distal end of each branch channel to a top face of the substrate, wherein each outlet channel has each through-hole defined in the top face portion of the substrate; and well plates disposed on the top face of the substrate, wherein each of the well plates fluid-communicates with each outlet channel. The micro-fluidic system refers to a technique that adjusts a flow of liquid or gas of a very small amount (nanoliter or picoliter) in an extremely miniaturized device.
    Type: Application
    Filed: November 25, 2016
    Publication date: July 30, 2020
    Inventors: Jeung Sang GO, Hyeong Jin JEON, Moon Jeong KIM, Dong Hyeok PARK
  • Publication number: 20200212123
    Abstract: Disclosed are a light emitting display device and a method for manufacturing the same. The light emitting display device changes a configuration of common layers disposed in edge areas and can thus satisfy structural characteristics of a narrow bezel and prevent light leakage generated around the edge areas.
    Type: Application
    Filed: December 23, 2019
    Publication date: July 2, 2020
    Applicant: LG Display Co., Ltd.
    Inventors: Dong-Hyeok LIM, Min-Chul JUN
  • Patent number: 10675606
    Abstract: Provided are a composition and a manufacturing method of a solid CO2 sorbent having excellent physical properties and chemical reaction characteristics, particularly having an excellent mid-temperature range activity for a fluidized bed process, for use in collecting a CO2 source (pre-combustion or pre-utilization) in syngas application fields such as integrated coal gasification combined cycle (IGCC) power systems, synthetic natural gas (SNG) and synthetic liquid fuel (CTL).
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: June 9, 2020
    Assignees: KOREA ELECTRIC POWER CORPORATION, KOREA WESTERN POWER CO., LTD.
    Inventors: Joong Beom Lee, Dong Hyeok Choi, Tae Hyoung Eom, Jeom In Baek, Seong JeGarl
  • Publication number: 20200146002
    Abstract: A wireless local area network (WLAN) communication method and apparatus using multiple transmission speed partitioning and cooperative transmission are disclosed. The WLAN communication method includes transmitting, by access point to the nodes, transmission time slots, partitions and internal transmission priorities using transmission time slot information, partition information and internal transmission priority information, receiving uplink packet from one node, determining whether downlink data to be transmitted to the high speed or the low speed node is present, or not in the download queue, transmitting, if present, the downlink packet to the nodes, removing downlink data from the download queue for ACK, and transmitting, if not present, transmitting ACK to the nodes.
    Type: Application
    Filed: January 3, 2020
    Publication date: May 7, 2020
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Dong Hyeok AN, Yu Sung KIM, Ik Jun YEOM
  • Publication number: 20200139754
    Abstract: The disclosed technology generally relates to a tire, and more particularly to a non-pneumatic tire that has handling performance similar to a pneumatic tire, supports the load of a vehicle and improves riding comfort by employing a parametric structure. In one aspect, a non-pneumatic tire includes a tread that comes in contact with the ground, a rim that is connected with an axle, and a spoke unit that functions as a structural support between the rim and the tread, in which the spoke unit is formed by circularly arranging spokes. The spokes have a single closed-loop longitudinal cross-section circumscribed to the rim and around the center of the tire.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 7, 2020
    Inventors: Sung Hee Youn, Seok Ju Choi, Myong Joong Lee, Jeong Mu Heo, Daniel Saakes, Tek Jin Nam, Seung Ryeol Kim, Se Yeong Kim, Yea Kyung Row, Oo Sung Son, Dong Hyeok Yun, Kwang Eun Park, Gi Tae Koo, Jeong Yeon Lee
  • Publication number: 20200139763
    Abstract: The disclosed technology generally relates to a tire and more particularly to a non-pneumatic tire. The non-pneumatic tire that has maneuverability similar to a pneumatic tire even without using air pressure, and can support the load of a vehicle and can guide performance-oriented tire deformation behavior by using a meta structure. In an aspect, a non-pneumatic tire includes a tread that comes in contact with the ground, a rim that is connected with an axle, and a spoke unit that serves as a structural support between the rim and the tread, in which the spoke unit is formed in a meta structure in which unit structures are repeated.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 7, 2020
    Inventors: Sung Hee Youn, Seok Ju Choi, Myong Joong Lee, Jeong Mu Heo, Daniel Saakes, Tek Jin Nam, Seung Ryeol Kim, Se Yeong Kim, Yea Kyung Row, Oo Sung Son, Dong Hyeok Yun, Kwang Eun Park, Gi Tae Koo, Jeong Yeon Lee
  • Patent number: 10629471
    Abstract: The present invention relates to a micro LED grip body for vacuum-sucking micro LEDs. More particularly, the present invention relates to a micro LED grip body provided with a mask below a porous member to increase vacuum pressure for vacuum-sucking micro LEDs such that the micro LEDs are transferred without deviation.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: April 21, 2020
    Assignee: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo Ahn, Seung Ho Park, Dong Hyeok Seo
  • Publication number: 20200119294
    Abstract: A stretchable display according to one embodiment of the present invention comprises: a hybrid stretchable substrate divided into a low stretchable region and a high stretchable region having a modulus lower than that of the low stretchable region; a driving element layer including a driving element on the low stretchable region so as to control a light emitting layer, and wiring on the high stretchable region so as to be electrically connected to a part of the driving element to apply an electrical signal; and the light emitting layer provided on the driving element layer, and electrically connected to the driving element layer to emit light, wherein, between the driving element and the wiring, the wiring can overlap a stretchable mask pattern having a shape corresponding to either the low stretchable region or high stretchable region.
    Type: Application
    Filed: December 16, 2019
    Publication date: April 16, 2020
    Applicant: Korea University Research and Business Foundation, Sejong Campus
    Inventors: Sang Il KIM, Mun Pyo Hong, Dong Hyeok Lee, Ho Won Yoon, Min Hyun Jung
  • Patent number: 10613845
    Abstract: Provided are a system and method for providing a service through an application. A device that receives a service from a service providing server using an application includes a communicator configured to communicate with the service providing server and an application providing server, and a controller configured to control the communicator to request the application providing server to transmit the application and a browser user interface (UI) of the application, receive the browser UI from the application providing server, receive user data which is input in association with the service while the service is provided through the browser UI, receive the application from the application providing server and execute the received application while receiving the service through the browser UI, and retrieve the user data through the application to continuously receive the service.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: April 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-hyeok An, Kil-su Eo
  • Patent number: 10568090
    Abstract: A wireless local area network (WLAN) communication method and apparatus using multiple transmission speed partitioning and cooperative transmission are disclosed. The WLAN communication method includes transmitting, by access point to the nodes, transmission time slots, partitions and internal transmission priorities using transmission time slot information, partition information and internal transmission priority information, receiving uplink packet from one node, determining whether downlink data to be transmitted to the high speed or the low speed node is present, or not in the download queue, transmitting, if present, the downlink packet to the nodes, removing downlink data from the download queue for ACK, and transmitting, if not present, transmitting ACK to the nodes.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: February 18, 2020
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Dong Hyeok An, Yu Sung Kim, Ik Jun Yeom
  • Patent number: 10562770
    Abstract: Provided are nanoparticles passivated with a cationic metal-chalcogenide complex (MCC) and a method of preparing the same. A passivated nanoparticle includes: a core nanoparticle; and a cationic metal-chalcogenide compound (MCC) fixed on a surface of the core nanoparticle.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: February 18, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Kyung-sang Cho, Sang-wook Kim, Tae-ho Kim, Dong-hyeok Choi, Byoung-lyong Choi
  • Publication number: 20200028391
    Abstract: A permanent magnet of an embodiment comprises: a base magnet represented by a-b-c (a includes a rare earth-based element, b includes a transition element, and c includes boron (B)); and a coating layer coated on a surface of the base magnet, wherein the coating layer comprises a compound containing a metal having magnetism, the compound including: a phosphor (P); and a metal belonging to the fourth period in the periodic table.
    Type: Application
    Filed: April 11, 2018
    Publication date: January 23, 2020
    Inventors: Jong Soo HAN, Seok BAE, Young Jae LEE, Dong Hyeok CHOI, Jung Eun LEE
  • Publication number: 20200006458
    Abstract: A light-emitting display device includes a substrate having a plurality of subpixels; a first electrode provided in each of the subpixels; a bank defining an emission part in each of the subpixels and having an upper surface that has a larger degree of surface roughness than an upper surface of the first electrode; a first common layer over the subpixels and covering the first electrode and the bank; a light-emitting layer on the first common layer and corresponding to the emission part of each of the subpixels; and a second common layer and a second electrode stacked on the light-emitting layer over the plurality of subpixels.
    Type: Application
    Filed: June 26, 2019
    Publication date: January 2, 2020
    Applicant: LG Display Co., Ltd.
    Inventors: Dong-Hyeok LIM, Song-Yi JEONG, Kyu-Il HAN, Nam-Seok YOO, Yu-Ri PARK