Patents by Inventor Jong-Hyuk Lee

Jong-Hyuk 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: 20250048805
    Abstract: A light emitting element, a manufacturing method of the light emitting element, a display device including the light emitting element, and a manufacturing method of the display device are provided. The light emitting element includes end portions including a first end portion and a second end portion; a side portion between the first end portion and the second end portion; a semiconductor stacked member including a first semiconductor layer adjacent to the first end portion, a second semiconductor layer adjacent to the second end portion, and an active layer between the first semiconductor layer and the second semiconductor layer; a first surface member on the side portion and having a first surface energy; and a second surface member on the end portions and having a second surface energy less than the first surface energy.
    Type: Application
    Filed: March 7, 2024
    Publication date: February 6, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Won Ho LEE, Jong Hyuk KANG, Buem Joon KIM, Hyun Deok IM
  • Patent number: 12218177
    Abstract: A display device in accordance with some embodiments may include a base layer, a first bank pattern and a second bank pattern on the base layer, and spaced apart from each other in a first direction, a first electrode overlapping the first bank pattern, a second electrode overlapping the second bank pattern, and a light emitting element aligned between the first electrode and the second electrode, wherein a distance between an end of the first electrode and an end of the first bank pattern differs from a distance between an end of the second electrode and an end of the second bank pattern in the first direction.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ho Lee, Jong Hyuk Kang, Buem Joon Kim, Hyun Deok Im, Eun A Cho
  • Publication number: 20250040330
    Abstract: A light emitting device, includes: a substrate; a light emitting element on the substrate, the light emitting element having a first end portion and a second end portion arranged in a longitudinal direction; one or more partition walls disposed on the substrate, the one or more partition walls being spaced apart from the light emitting element; a first reflection electrode adjacent the first end portion of the light emitting element; a second reflection electrode adjacent the second end portion of the light emitting element; a first contact electrode connected to the first reflection electrode and the first end portion of the light emitting element; an insulating layer on the first contact electrode, the insulating layer having an opening exposing the second end portion of the light emitting element and the second reflection electrode to the outside; and a second contact electrode on the insulating layer.
    Type: Application
    Filed: October 10, 2024
    Publication date: January 30, 2025
    Inventors: Dae Hyun Kim, Jong Hyuk Kang, Joo Yeol Lee, Hyun Deok Im, Hyun Min Cho
  • Patent number: 12211963
    Abstract: A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.
    Type: Grant
    Filed: November 27, 2023
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Joo Yeol Lee, Hyun Min Cho
  • Patent number: 12207090
    Abstract: Provided is a method in which a management server provides wireless LAN security policy by participating in multiple APs. The method includes a step of receiving terminal information of a terminal, which is acquired in a process of scanning broadcasting information of multiple APs, from each of the multiple APs, a step of issuing and storing a token for opening a wireless LAN data channel to each of the multiple APs on the basis of reception time points of the terminal information, a step of receiving a token request for opening a wireless LAN data channel to an AP to be accessed, selected by a terminal among the multiple APs, and a step of distributing, to the terminal, a token of the AP to be accessed corresponding to the token request.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: January 21, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hyung Kyu Lee, Ki Won Kim, Byeong Sik Kim, Hea Sook Park, Yoon Sik Yoo, Jong Kuk Lee, Jin Hyuk Yim, Ki Cheol Jeon, Boo Geum Jung
  • Patent number: 12206096
    Abstract: An anode active material for a secondary battery according to an embodiment of the present invention includes first particles serving as a core active material and second particles attached on surfaces of the first particles. A weight of the second particles based on 100 weight parts of a total weight of the first particles and the second particles satisfies a predetermined relation. A secondary battery including the anode active material is provided.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: January 21, 2025
    Assignee: SK On Co., Ltd.
    Inventors: Mi Ryeong Lee, Hee Gyoung Kang, Jong Hyuk Lee
  • Publication number: 20240393446
    Abstract: Disclosed are a projectile tracking method using a pseudo random noise code and an apparatus therefor. A projectile tracking system which tracks a projectile using a pseudo random noise code according to an exemplary embodiment of the present invention includes a beacon processing device which is provided in a projectile to acquire a tracking packet signal and generates and transmits a response packet signal based on a pseudo random noise code included in the tracking packet signal; and a ground tracking device which transmits the tracking packet signal to the projectile, acquires the response packet signal, calculates a transmission/reception delay time using a packet reception time determined based on a timing error for the response packet signal, and calculates a distance from the projectile using the transmission/reception delay time to track a flight trajectory of the projectile.
    Type: Application
    Filed: August 7, 2023
    Publication date: November 28, 2024
    Inventors: Seong Min KIM, Jong Hyuk LEE, Bokki KIM
  • Publication number: 20240387801
    Abstract: An anode active material composition for a lithium secondary battery includes a carbon-based anode active material and a silicon-based anode active material, wherein the carbon-based anode active material has an orientation (I004/I110, here, I004 is a peak intensity of the (004) plane when measuring X-ray diffraction (XRD) of the carbon-based anode active material, and I110 is a peak intensity of the (110) plane when measuring XRD of the carbon-based anode active material) of 2.85 or less measured by XRD.
    Type: Application
    Filed: May 16, 2024
    Publication date: November 21, 2024
    Inventors: Yong Seok LEE, Sung Do KIM, Jae Ram KIM, Jeong A KIM, So Hyun PARK, Sang Won BAE, Seung Deok SEO, Ki Joo EOM, Jong Hyuk LEE, Hyun Joong JANG
  • Publication number: 20240363839
    Abstract: Anode active materials for secondary batteries, anodes that include the anode active materials, and secondary batteries that include the anodes are disclosed. In an embodiment, an anode active material for a secondary battery may include a plurality of core particles, and one or more coating layers including lithium salt, each coating layer formed on a surface of at least one of the plurality of core particles.
    Type: Application
    Filed: April 25, 2024
    Publication date: October 31, 2024
    Inventors: Hyeon A KIM, Gi Hyeon MOON, Jong Hyuk LEE, Kyeong Hyeon KANG, Hyo Shik KIL
  • Publication number: 20240365562
    Abstract: A semiconductor device may include a substrate including a cell region and a peripheral region, a bottom electrode overlapping the cell region, a magnetic tunnel junction pattern on the bottom electrode, a top electrode on the magnetic tunnel junction pattern, a buffer insulating layer overlapping the peripheral region, a capping insulating layer in contact with a side surface of the top electrode and a top surface of the buffer insulating layer, and a first peripheral conductive structure penetrating the capping insulating layer and the buffer insulating layer. A level difference between the top surface of the buffer insulating layer and a top surface of the top electrode may be smaller than a thickness of the capping insulating layer.
    Type: Application
    Filed: November 16, 2023
    Publication date: October 31, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-Hyuk LEE, Seung Pil KO
  • Publication number: 20240347710
    Abstract: An electrode for a lithium secondary battery includes an electrode current collector, an electrode active material layer formed on at least one surface of the electrode current collector and including electrode active material particles, and a lithium salt-containing coating formed on at least portions of surfaces of the electrode active material particles or at least a portion of the surface of the electrode active material layer. The electrode for a lithium secondary battery may have a predetermined surface roughness.
    Type: Application
    Filed: June 24, 2024
    Publication date: October 17, 2024
    Inventors: Gi Hyeon Moon, Jong Hyuk Lee, Mi Ryeong Lee, Hee Gyoung Kang
  • Patent number: 12062793
    Abstract: A lithium secondary battery according to exemplary embodiments includes a cathode, a separation layer, and an anode facing the cathode with the separation layer interposed therebetween. The anode includes an anode current collector, and an anode active material layer formed on the anode current collector. The anode active material layer includes an anode active material and a conductive additive. The conductive additive includes an expandable graphite having a particle diameter of 10 ?m or less.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: August 13, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Jong Hyuk Lee, Dock Young Yoon, Hee Gyoung Kang
  • Publication number: 20240266505
    Abstract: An anode active material for a lithium secondary battery includes a silicon-based active material that includes a core particle and a carbon coating formed over or on the core particle. The anode active material satisfies specific relation within a specific range. A lithium secondary battery includes an anode including the anode active material, and a cathode facing the anode.
    Type: Application
    Filed: January 18, 2024
    Publication date: August 8, 2024
    Inventors: Yang Kyu PARK, Seon Ah KIM, Jong Hyuk LEE
  • Publication number: 20240258511
    Abstract: An anode active material for a lithium secondary battery includes a silicon-based active material that includes a core particle and a carbon coating formed on or over the core particle. The anode active material satisfies a specific relation within a specific range. A lithium secondary battery includes an anode including the anode active material, and a cathode facing the anode.
    Type: Application
    Filed: January 17, 2024
    Publication date: August 1, 2024
    Inventors: Seon Ah KIM, Yang Kyu PARK, Jong Hyuk LEE
  • Publication number: 20240244963
    Abstract: An organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.
    Type: Application
    Filed: February 20, 2024
    Publication date: July 18, 2024
    Inventors: Seok-Hwan HWANG, Young-Kook KIM, Yoon-Hyun KWAK, Jong-Hyuk LEE, Kwan-Hee LEE, Min-Seung CHUN
  • Patent number: 12034146
    Abstract: An electrode for a lithium secondary battery includes an electrode current collector, an electrode active material layer formed on at least one surface of the electrode current collector and including electrode active material particles, and a lithium salt-containing coating formed on at least portions of surfaces of the electrode active material particles or at least a portion of the surface of the electrode active material layer. The electrode for a lithium secondary battery may have a predetermined surface roughness.
    Type: Grant
    Filed: July 12, 2023
    Date of Patent: July 9, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Gi Hyeon Moon, Jong Hyuk Lee, Mi Ryeong Lee, Hee Gyoung Kang
  • Publication number: 20240170642
    Abstract: An electrode for a lithium secondary battery includes an electrode current collector, an electrode active material layer formed on at least one surface of the electrode current collector and including electrode active material particles, and a lithium salt-containing coating formed on at least portions of surfaces of the electrode active material particles or at least a portion of the surface of the electrode active material layer. The electrode for a lithium secondary battery may have a predetermined surface roughness.
    Type: Application
    Filed: July 12, 2023
    Publication date: May 23, 2024
    Inventors: Gi Hyeon Moon, Jong Hyuk Lee, Mi Ryeong Lee, Hee Gyoung Kang
  • Patent number: 11978883
    Abstract: Provided is a fabrication method of an electrode for a secondary battery including coating an electrode slurry containing an electrode active material and a binder on a current collector; drying the current collector on which the electrode slurry is coated to form an electrode active material layer; and surface-treating the electrode active material layer formed on the current collector to remove a binder layer on a surface of the electrode active material layer.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: May 7, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Jong Hyuk Lee, Mi Ryeong Lee, Hee Gyoung Kang
  • Patent number: 11950501
    Abstract: An organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.
    Type: Grant
    Filed: October 18, 2022
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee, Min-Seung Chun
  • Patent number: 11940837
    Abstract: A display that includes a display panel and a window laminated with the display panel is presented. The display panel may include: a main panel region including a first side extending in a first direction and a second side extending in a second direction crossing the first direction; a first sub-panel region that is in contact with the first side and is bent; and a second sub-panel region that is in contact with the second side and is bent. A panel corner part of the main panel region adjacent to the first sub-panel region and the second sub-panel region is rounded.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Ju Chan Park, Joo Sun Yoon, Jong Hyuk Lee