Patents by Inventor Yeon Hee Kim

Yeon Hee Kim 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: 20250100953
    Abstract: Provided are a ligand compound of Formula 1 having a novel structure, which shows high catalyst activity and high selectivity to 1-hexene and 1-octene, and may perform ethylene oligomerization with excellent efficiency, an organochromium compound, a catalyst composition comprising the organochromium compound and a method for oligomerizing ethylene using the same, wherein all the variables are as described herein.
    Type: Application
    Filed: March 3, 2023
    Publication date: March 27, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Seok Sun Kim, Seok Pil Sa, Tae Hee Kim, Seung Hwan Jung, Eun Ji Shin, Yeon Ho Cho, Won Taeck Lim, Hee Jeong KIm
  • Patent number: 12256604
    Abstract: A display device includes a substrate. The substrate includes a display area and a non-display area, and the display area includes an emission area and a non-emission area. A display element layer includes a light emitting element on the emission area of the substrate. A bank is on the display element layer and overlaps the non-display area and the non-emission area of the substrate in a plan view. A color conversion layer is on the display element layer, overlaps the emission area in the plan view, and is to convert a color of light emitted from the light emitting element. An organic insulating layer is on the color conversion layer and the bank. A maximum thickness of the bank is about 4 ?m to about 20 ?m. An average inclination angle of a first side surface of the bank adjacent to an edge of the substrate in the non-display area based on an upper surface of the substrate is less than or equal to about 45 degrees.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: March 18, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Ho Son, Young Gu Kim, Ji Yun Park, Duck Jong Suh, Bong Sung Seo, Yeon Hee Lee, Baek Kyun Jeon, Kyung Seon Tak
  • Publication number: 20250089454
    Abstract: A display device includes a substrate including a display area and a driving circuit area, a first transistor in the display area, and including a first active layer on the substrate and a first gate electrode on the first active layer, a first gate insulating layer between the first active layer and the first gate electrode, and entirely covering the first active layer, a second transistor in the driving circuit area, and including a second active layer on the substrate and a second gate electrode on the second active layer, a second gate insulating layer between the second active layer and the second gate electrode, covering a part of the second active layer overlapping the second gate electrode, and exposing another part of the second active layer, and a first oxide semiconductor layer between the first gate insulating layer and the first gate electrode.
    Type: Application
    Filed: April 8, 2024
    Publication date: March 13, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun Jun JEONG, Kwang Soo KO, Myeong Ho KIM, Yeon Keon MOON, Hyun Mo LEE, Kun Hee JO
  • Patent number: 12235230
    Abstract: This application relates to an optical sensor element. In one aspect, the optical sensor element includes a graphite column including one or more graphite rods. The optical sensor element may also include one or more first graphene layers partly or entirely covering each of both ends of the graphite column. The optical sensor element may further include one or more second graphene layers partly or entirely covering the outer circumferential surface of the graphite column. This application also relates to an optical sensor for measuring the concentration of a greenhouse gas and the optical sensor includes the optical sensor element.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: February 25, 2025
    Assignee: National Institute of Meteorological Sciences
    Inventors: Young Suk Oh, Su Ryon Shin, Hyun Young Jung, Sang Won Joo, Hae Young Lee, Chang Kee Lee, Yeon Hee Kim, Chu Yong Chung
  • Publication number: 20250062755
    Abstract: Disclosed are an apparatus and a method for compensating for a phase delay of a resolver signal. The apparatus includes an input/output interface, and a processor connected to the input/output interface, wherein the processor receives a command signal and the resolver signal through the input/output interface, calculates a delay time of the resolver signal with respect to the command signal based on the command signal and the resolver signal, calculates a compensation time based on the delay time, and compensates the command signal based on the compensation time.
    Type: Application
    Filed: August 9, 2024
    Publication date: February 20, 2025
    Applicants: HYUNDAI MOBIS CO., LTD., HYUNDAI MOTOR COMPANY, Kia Corporation
    Inventors: Won Hee JO, Hyung Min PARK, Joo Won PARK, Yeon Ho KIM, Beom Cheol CHO, Yun Ho CHOI, Tae Hwan KANG, Do Hyeon HAM
  • Publication number: 20250055036
    Abstract: The present disclosure relates to a high energy density lithium secondary battery having significantly improved high-temperature storage characteristics and lifespan characteristics, which are problematic when a silicon-based negative electrode active material is applied. Specifically, a lithium secondary battery according to an exemplary embodiment includes a positive electrode; a negative electrode facing the positive electrode and including a silicon-based negative electrode active material; and a non-aqueous electrolyte containing a non-aqueous organic solvent including a di-fluoro-based organic solvent and a lithium salt, wherein a content of the di-fluoro-based organic solvent is 5 to 20 vol % with respect to a total volume of the non-aqueous organic solvent.
    Type: Application
    Filed: August 5, 2024
    Publication date: February 13, 2025
    Inventors: Yeon Hwa SONG, Jae Ram KIM, Ji Won NA, Jae Yun MIN, Sang Won BAE, Ji Hee BAE, Ki Joo EOM, Myung Ro LEE, Yong Seok LEE, Jae Yeong LEE, Hyun Joong JANG
  • Publication number: 20250042748
    Abstract: An anode for a secondary battery includes an anode current collector, a first anode active material layer disposed on at least one surface of the anode current collector and including a first anode active material that includes a first silicon composite oxide, and a second anode active material layer disposed on the first anode active material layer and including a second anode active material that includes a second silicon composite oxide. Each of the first silicon composite oxide and the second silicon composite oxide includes a metal. A BET specific surface area of each of the first silicon composite oxide and the second silicon composite oxide is in a range from 2.0 m2/g to 6.5 m2/g.
    Type: Application
    Filed: July 17, 2024
    Publication date: February 6, 2025
    Inventors: Ji Hee BAE, Hyeon Soo KANG, Jae Ram KIM, Ji Won NA, So Hyun PARK, Sang Won BAE, Yeon Hwa SONG, Ki Joo EOM, Jeong Seok YEON, Myung Ro LEE, Jae Yeong LEE, Hyun Joong JANG
  • Patent number: 12211965
    Abstract: A display device includes a bank including an opening defining a plurality of pixels; a plurality of light emitting elements disposed in the plurality of pixels; a color conversion layer disposed on the plurality of light emitting elements in the opening; and a low refractive layer disposed on the color conversion layer in the opening.
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: January 28, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gu Kim, Ji Yun Park, Bong Sung Seo, Jong Ho Son, Yeon Hee Lee, Baek Kyun Jeon, Kyung Seon Tak, Jae Jin Lyu
  • Publication number: 20230331936
    Abstract: Disclosed is a hydrogel preparation method using crosslinking structure control by electron beam irradiation and a hydrogel prepared by the same, and the hydrogel preparation method includes: (A) mixing two or more natural polysaccharides and a solvent at room temperature to prepare a preliminary hydrogel composition; (B) heating the preliminary hydrogel composition to a predetermined temperature or higher to cause the preliminary hydrogel composition to be loosened linearly with respect to a chain-coil structure of the natural polysaccharides, resulting in uniform mixing; (C) lowering the temperature of the preliminary hydrogel composition to room temperature to gel the preliminary hydrogel composition into a hydrogel, and allowing the two or more natural polysaccharides to form a mesh structure by chain entanglement to form an Interpenetrating Polymer Network (IPN) structure; and (D) selectively irradiating the hydrogel with a high-energy electron beam to control a crosslinking structure by using chain scis
    Type: Application
    Filed: April 13, 2023
    Publication date: October 19, 2023
    Applicants: BIOCOS INC., GEV Co., Ltd.
    Inventors: Tae-Sung HA, Pyeong-Hwan JUNG, Young-Ah KIM, Yeon-Hee KIM, Ji-Hyun PARK, Yu-Ji KANG
  • Publication number: 20230274520
    Abstract: Provided is a method of calculating high-resolution three-dimensional wind numerical information considering detailed topographic information, the method performing, when the wind numerical data of the operational LDAPS model is calculated (S100), a downscaling process based on the detailed topographic information using the wind numerical data as an input data, wherein the downscaling process performs a preprocessing process of converting a coordinate system and interpolating horizontal and vertical numerical data (S200), performs a process of adjusting roughness lengths (S300), correcting heights (S400), and correcting a subgrid-scale terrain drag effect (S500) on the basis of the detailed topographic information, and finally generating data that has gone through each of the processes as high-resolution wind numerical data (S600).
    Type: Application
    Filed: February 24, 2023
    Publication date: August 31, 2023
    Applicant: National Institute of Meteorological Sciences
    Inventors: Yeon-Hee KIM, Sang-Hyun LEE, Hyeong-Se JEONG, Hee-Wook CHOI, DOO-IL LEE
  • Publication number: 20230177236
    Abstract: The present disclosure relates to a method and device for calculating solar radiation numerical data based on a fixed slope angle. A method of calculating solar radiation numerical data based on a fixed slope angle according to an embodiment of the present disclosure includes receiving solar radiation numerical data, removing an existing terrain effect from the solar radiation numerical data and applying detailed terrain information with a 100 m resolution to the solar radiation numerical data, applying a fixed slope angle to the detailed terrain information to calculate a global radiation, and dividing the global radiation on the basis of at least one of a grid, a season, a month, a time of day, and a fixed slope angle to generate average data.
    Type: Application
    Filed: November 18, 2022
    Publication date: June 8, 2023
    Applicant: National Institute of Meteorological Sciences
    Inventors: Jinah YUN, Hee Wook CHOI, Yeon Hee KIM
  • Publication number: 20230168213
    Abstract: This application relates to an optical sensor element. In one aspect, the optical sensor element includes a graphite column including one or more graphite rods. The optical sensor element may also include one or more first graphene layers partly or entirely covering each of both ends of the graphite column. The optical sensor element may further include one or more second graphene layers partly or entirely covering the outer circumferential surface of the graphite column. This application also relates to an optical sensor for measuring the concentration of a greenhouse gas and the optical sensor includes the optical sensor element.
    Type: Application
    Filed: April 13, 2022
    Publication date: June 1, 2023
    Inventors: Young Suk OH, Su Ryon SHIN, Hyun Young JUNG, Sang Won JOO, Hae Young LEE, Chang Kee LEE, Yeon Hee KIM, Chu Yong CHUNG
  • Publication number: 20230121699
    Abstract: The present invention relates to a positive electrode active material for a lithium secondary battery which can simultaneously improve electrochemical properties and stability, which are in a mutual trade-off relationship, by introducing a step structure to a surface part of a lithium composite oxide constituting the positive electrode active material, and a lithium secondary battery including the same.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 20, 2023
    Applicant: ECOPRO BM CO., LTD.
    Inventors: Bo Hyun KONG, Moon Ho CHOI, Hyun Jong YU, Kyung Gu KIM, Su Jin KIM, Min Su JO, Yeon Hee KIM, Jong Seung SHIN, Jin Kyeong YUN, Hwan Wook KWAK
  • Publication number: 20220296990
    Abstract: Proposed is a board game system for carbon neutrality education including: a game display unit including a game board, general cards having carbon cards on which carbon emission quantities are indicated and environment cards on which carbon absorption quantities are indicated, disaster cards on which climate crisis disasters are indicated, convention cards on which rights to change greenhouse gas target amounts are indicated, earth money cards on which scores are indicated, and an indicator for indicating the level of global warming and carbon emission targets; and a game control unit for controlling the game display unit to display the general cards, the disaster cards, the convention cards, the earth money cards, or the indicator on the game board.
    Type: Application
    Filed: February 8, 2022
    Publication date: September 22, 2022
    Inventors: Sung Bo SHIM, Jong Chul HA, Young Hwa BYUN, Hyun Min Sung, Jin-Uk Kim, Yeon-Hee Kim
  • Patent number: 11387278
    Abstract: An electronic device includes a plurality of pixel electrodes, an active layer on the plurality of pixel electrodes, an opposed electrode on the active layer and covering an entirety of an upper surface of the active layer, and a first encapsulation film on the opposed electrode wherein the opposed electrode and the first encapsulation film have a common planar shapes.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: July 12, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chui Joon Heo, Ryuichi Satoh, Kyung Bae Park, Yeon-Hee Kim, Takkyun Ro, Takao Motoyama, Se Hyuck Park
  • Publication number: 20180182812
    Abstract: An electronic device includes a plurality of pixel electrodes, an active layer on the plurality of pixel electrodes, an opposed electrode on the active layer and covering an entirety of an upper surface of the active layer, and a first encapsulation film on the opposed electrode wherein the opposed electrode and the first encapsulation film have a common planar shapes.
    Type: Application
    Filed: November 28, 2017
    Publication date: June 28, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Ryuichi Satoh, Kyung Bae Park, Yeon-Hee Kim, Takkyun Ro, Takao Motoyama, Se Hyuck Park
  • Publication number: 20170324085
    Abstract: The disclosure relates to a precursor manufacturing a lithium rich cathode active material and a Lithium rich cathode active material using the same, more specifically relates to a novel precursor for manufacturing a lithium rich cathode active material of which capacity properties and cycle life characteristics are considerably improved by solving a problem of conventional lithium rich cathode active material, and a Lithium rich cathode active material using the same.
    Type: Application
    Filed: July 27, 2017
    Publication date: November 9, 2017
    Inventors: Young Jin Hong, Jae Hoon Lee, Young Jae Lee, Jun Ho Song, Young Jun Kim, Yeon Hee Kim, Eun Ah Lee
  • Publication number: 20160308197
    Abstract: The disclosure relates to a precursor manufacturing a lithium rich cathode active material and a Lithium rich cathode active material using the same, more specifically relates to a novel precursor for manufacturing a lithium rich cathode active material of which capacity properties and cycle life characteristics are considerably improved by solving a problem of conventional lithium rich cathode active material, and a Lithium rich cathode active material using the same.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 20, 2016
    Inventors: Young Jin Hong, Jae Hoon Lee, Young Jae Lee, Jun Ho Song, Young Jun Kim, Yeon Hee Kim, Eun Ah Lee
  • Publication number: 20160197122
    Abstract: Organic photoelectronic devices and image sensors including the organic photoelectronic devices, include a first light-transmitting electrode at a side where light enters, a second light-transmitting electrode opposite to the first light-transmitting electrode, an active layer between the first and second light-transmitting electrodes, and an ultraviolet (UV) ray blocking layer on the first light-transmitting electrode, wherein the ultraviolet (UV) ray blocking layer includes at least one metal oxide having a light transmittance of less than or equal to about 75% for light of less than or equal to about 380 nm.
    Type: Application
    Filed: July 8, 2015
    Publication date: July 7, 2016
    Inventors: Satoh RYUICHI, Kyu Sik KIM, Woo Young YANG, Yeon-Hee KIM, Yong-Young PARK, Xianyu WENXU, Chang Seung LEE, Yong Wan JIN
  • Patent number: 9337029
    Abstract: A structure includes a silicon substrate, a plurality of silicon rods on the silicon substrate, a silicon layer on the plurality of silicon rods, and a GaN substrate on the silicon layer.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: May 10, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Xianyu Wenxu, Yeon-hee Kim, Chang-youl Moon, Yong-young Park