Patents by Inventor Seung JI

Seung JI 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: 20240195011
    Abstract: A separator for an electrochemical device including a porous polymer substrate and a porous coating layer on at least one side of the porous polymer substrate. The porous coating layer includes first binder particles, second binder particles, and inorganic particles. The inorganic particles are mostly dispersed in a first surface region of the porous coating layer, and the second binder particles are mostly dispersed in a second surface region of the porous polymer substrate, in which the first surface region faces the porous polymer substrate and the second surface region is an opposite surface region to the first surface region. The inorganic particles have a larger weight per particle than each respective weight per particle of the first and second binder particles.
    Type: Application
    Filed: February 20, 2024
    Publication date: June 13, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Min Ji KIM, Seung Hyun LEE, Kyung Ryun KA
  • Publication number: 20240186461
    Abstract: The present invention relates to a light emitting package. A light emitting package according to an embodiment of the present invention may include a body, a light emitting diode chip, and a light transmission member. The body includes a cavity open at an tipper side thereof and may be formed of a ceramic material. The light emitting diode chip is mounted in the cavity of the body and may generate and emit UV light. The light transmission member may be disposed on top of the body to cover the cavity. In addition, the light transmission member may include a light transmission layer formed of sapphire and a light loss prevention layer formed on at least one surface of the light transmission layer. The light loss prevention layer may include a lower light loss prevention layer formed on a lower surface of the light transmission layer. The light emitting diode chip and the light transmission member may be spaced apart from each other to form a space therebetween.
    Type: Application
    Filed: January 16, 2024
    Publication date: June 6, 2024
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Seung Gu MIN, Eun Ji PARK
  • Publication number: 20240170458
    Abstract: A semiconductor package and a method of fabricating the same are provided. The semiconductor package includes a first semiconductor chip; a chip stack including a plurality of second semiconductor chips, which are stacked on the first semiconductor chip; a first molding layer in contact with an upper surface of the first semiconductor chip and side surfaces of the chip stack and exposing an upper surface of the chip stack; a bonding layer in contact with an upper surface of the first molding layer and the upper surface of the chip stack; a dummy semiconductor chip on the bonding layer; and a second molding layer on at least part of the dummy semiconductor chip and on the bonding layer, wherein the upper surface of the chip stack has a wavy shape, and an upper surface of the bonding layer is flat.
    Type: Application
    Filed: September 21, 2023
    Publication date: May 23, 2024
    Inventors: Min Seung Ji, Ha Seob Seong, Ae-Nee Jang
  • Publication number: 20240170661
    Abstract: Embodiments of the present invention provide a cathode active material for a lithium secondary battery including lithium-transition metal composite oxide particles. The lithium-transition metal composite oxide particles have a (113) plane FWHM change rate of 75% or less, which is measured through in-situ X-ray diffraction (XRD) and defined by Equation 1. Thereby, life-span characteristics of the lithium secondary battery may be improved by preventing a lattice structure and/or a crystal structure in lithium-transition metal composite oxide particles from being deformed.
    Type: Application
    Filed: March 10, 2023
    Publication date: May 23, 2024
    Inventors: Yoon Ji LEE, Seung Hyun KIM, Hong Ki KIM, Min Gu KANG
  • Patent number: 11991383
    Abstract: A method of decoding a motion vector includes: obtaining information indicating a motion vector resolution (MVR) of a current block from a bitstream, selecting one candidate block from among at least one candidate block, based on the MVR of the current block; and obtaining a motion vector of the current block corresponding to the MVR, by using a motion vector of the determined one candidate block as a prediction motion vector of the current block.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: May 21, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-young Lee, Seung-soo Jeong, Woong-il Choi, Anish Tamse, Yin-ji Piao
  • Publication number: 20240154112
    Abstract: A cathode active material for a lithium secondary battery according to an embodiment includes lithium metal oxide particles containing lithium and nickel, and containing a small amount of cobalt or no cobalt. An average particle diameter, a modulus and a hardness of the lithium metal oxide particles are adjusted to satisfy a desired relation. A lithium secondary battery has improved high-temperature storage properties, structural stability and high power properties.
    Type: Application
    Filed: October 24, 2023
    Publication date: May 9, 2024
    Inventors: Hong Ki KIM, Min Gu KANG, Seung Hyun KIM, Young Hoon DO, Young Uk PARK, Yoon Ji LEE, Yong Hyun CHO
  • Publication number: 20240150730
    Abstract: The present disclosure relates to a novel citrate synthase variant, a microorganism comprising the variant, and a method for producing O-acetyl-L-homoserine and L-methionine using the microorganism.
    Type: Application
    Filed: March 10, 2022
    Publication date: May 9, 2024
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Jin Sook CHANG, Seung Hyun CHO, Seo-Yun KIM, Jaemin LEE, Min Ji BAEK, Imsang LEE
  • Publication number: 20240155910
    Abstract: A pixel includes first, second, and third sub-pixels each including an emission area and a non-emission area. Each of the first, second, and third sub-includes a pixel circuit layer; a first electrode on the pixel circuit layer; a pixel defining layer on the first electrode and including an opening to expose an area of the first electrode; an emission layer on the pixel defining layer; a second electrode on the emission layer; a thin film encapsulation layer over the second electrode; a color filter on the thin film encapsulation layer; and an overcoat layer over the color filter. The overcoat layer has a refractive index greater than a refractive index of the color filter. A color filter of the second sub-pixel overlaps a color filter of each of the first and third sub-pixels in the non-emission area.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 9, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Tae Ho KIM, Hyeo Ji KANG, Oh Jeong KWON, Su Jeong KIM, Mi Hwa LEE, Hong Yeon LEE, Sung Gyu JANG, Seung Yeon JEONG
  • Publication number: 20240153848
    Abstract: A semiconductor device may include an upper interlayer insulating film on a lower wiring structure and an upper wiring structure in an upper wiring trench of the upper interlayer insulating film. The lower wiring structure may include a lower filling film and a lower capping film including a capping opening exposing a portion of the lower filling film. The upper wiring structure may contact the lower filling film. The upper wiring structure may include an upper liner between an upper barrier film and an upper filling film. A sidewall portion of the upper liner may include cobalt doped with ruthenium. A bottom portion of the upper liner may not include cobalt doped with ruthenium. A sidewall portion of the upper barrier film may include tantalum nitride doped with ruthenium (Ru). A sidewall portion of the upper barrier film may not be in contact with the lower capping film.
    Type: Application
    Filed: July 13, 2023
    Publication date: May 9, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung Yong YOO, Eun-Ji JUNG
  • Publication number: 20240120580
    Abstract: A sealing device for a pouch-type battery includes an upper sealing block and a lower sealing block. The upper sealing block has a two-stage upper sealing groove, including a first upper step and a second upper step, and the lower sealing block has a two-stage lower sealing groove, including a first lower step and a second lower step. The upper sealing block contacts a first surface of an electrode lead sealing part of the pouch-type battery, and the lower sealing block contacts a second surface of the electrode lead sealing part of the pouch-type battery in a process of performing sealing through heat fusion. A pouch-type battery having an electrode lead sealing part formed by the sealing device is also provided.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 11, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seung Ho Na, Kwang Hee Choi, Dong Kyun Ha, Yoon Beom Lee, Do Woo Kim, Hye Ji Lee
  • Patent number: 11949125
    Abstract: A separator for an electrochemical device including a porous polymer substrate and a porous coating layer on at least one side of the porous polymer substrate. The porous coating layer includes first binder particles, second binder particles, and inorganic particles. The inorganic particles are mostly dispersed in a first surface region of the porous coating layer, and the second binder particles are mostly dispersed in a second surface region of the porous polymer substrate, in which the first surface region faces the porous polymer substrate and the second surface region is an opposite surface region to the first surface region. The inorganic particles have a larger weight per particle than each respective weight per particle of the first and second binder particles.
    Type: Grant
    Filed: September 6, 2023
    Date of Patent: April 2, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Min Ji Kim, Seung Hyun Lee, Kyung Ryun Ka
  • Patent number: 11942427
    Abstract: A semiconductor device includes a first interlayer insulating film disposed on a substrate and having a first trench. A first lower conductive pattern fills the first trench and includes first and second valley areas that are spaced apart from each other in a first direction parallel to an upper surface of the substrate. The first and second valley areas are recessed toward the substrate. A second interlayer insulating film is disposed on the first interlayer insulating film and includes a second trench that exposes at least a portion of the first lower conductive pattern. An upper conductive pattern fills the second trench and includes an upper barrier film and an upper filling film disposed on the upper barrier film. The upper conductive pattern at least partially fills the first valley area.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Yong Yoo, Jong Jin Lee, Rak Hwan Kim, Eun-Ji Jung, Won Hyuk Hong
  • Publication number: 20240097218
    Abstract: Methods and systems for executing tracking and monitoring manufacturing data of a battery are disclosed. One method includes: receiving, by a server system, sensing data of the battery from a sensing system; generating, by the server system, mapping data based on the sensing data; generating, by the server system, identification data of the battery based on the sensing data; generating, by the server system, monitoring data of the battery based on the sensing data, the identification data, and the mapping data; and generating, by the server system, display data for displaying a simulated electrode of the battery on a graphical user interface based on the monitoring data of the battery.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 21, 2024
    Inventors: Min Kyu Sim, Jong Seok Park, Min Su Kim, Jae Hwan Lee, Ki Deok Han, Eun Ji Jo, Su Wan Park, Gi Yeong Jeon, June Hee Kim, Wi Dae Park, Dong Min Seo, Seol Hee Kim, Dong Yeop Lee, Jun Hyo Su, Byoung Eun Han, Seung Huh
  • Publication number: 20240083767
    Abstract: A precursor for a positive electrode active material and a method of making the same are disclosed herein. In some embodiments a method includes forming precursor seeds for a positive electrode active material by a co-precipitation reaction while supplying a transition metal aqueous solution, an ammonium cationic complexing agent, and a basic compound to a reaction solution, and growing precursor particles for a positive electrode active material by a co-precipitation reaction while supplying a transition metal aqueous solution, an ammonium cationic complexing agent, and a basic compound to the reaction solution containing the precursor seeds, wherein the co-precipitation reaction to grow the precursor particles proceeds while continuously increasing feed rates of the transition metal aqueous solution and the ammonium cationic complexing agent.
    Type: Application
    Filed: February 18, 2022
    Publication date: March 14, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Min Joon Lee, Seong Ji Ye, Seung Beom Cho, Jang Soo Lee, Yoon Bin Park
  • Publication number: 20240088432
    Abstract: An embodiment sulfur dioxide-based inorganic electrolyte is provided in which the sulfur dioxide-based inorganic electrolyte is represented by a chemical formula M·(A1·Cl(4-x)Fx)z·ySO2. In this formula, M is a first element selected from the group consisting of Li, Na, K, Ca, and Mg, A1 is a second element selected from the group consisting of Al, Fe, Ga, and Cu, x satisfies a first equation 0?x?4, y satisfies a second equation 0?y?6, and z satisfies a third equation 1?z?2.
    Type: Application
    Filed: April 12, 2023
    Publication date: March 14, 2024
    Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Yeon Jong Oh, Kyoung Han Ryu, Dong Hyun Lee, Han Su Kim, Ji Whan Lee, Seong Hoon Choi, Seung Do Mun
  • Publication number: 20240079724
    Abstract: A separator for an electrochemical device including a porous polymer substrate and a porous coating layer on at least one side of the porous polymer substrate. The porous coating layer includes first binder particles, second binder particles, and inorganic particles. The inorganic particles are mostly dispersed in a first surface region of the porous coating layer, and the second binder particles are mostly dispersed in a second surface region of the porous polymer substrate, in which the first surface region faces the porous polymer substrate and the second surface region is an opposite surface region to the first surface region. The inorganic particles have a larger weight per particle than each respective weight per particle of the first and second binder particles.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 7, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Min Ji KIM, Seung Hyun LEE, Kyung Ryun KA
  • Patent number: 11922883
    Abstract: A pixel includes an organic light emitting diode (OLED), a pixel circuit, and first and second transistors. The OLD includes a cathode electrode connected to a second power source. The pixel circuit includes a driving transistor having a gate electrode initialized by a third power source. The driving transistor controls the amount of current flowing from a first power source to the second power source via the OLED. The first transistor is connected between a fourth power source and the second power source and an anode electrode of the OLED. The first transistor is turned on based on a scan signal is supplied to a scan line. The second transistor is connected between a data line and the pixel circuit. The second transistor is turned on when the scan signal is supplied to the ith scan line.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Tae Jeong, Min Ku Lee, Ji Hyun Ka, Tae Hoon Kwon, Seung Kyu Lee, Seung Ji Cha
  • Patent number: 11910674
    Abstract: A display device is disclosed, and the display device includes a substrate including first to third display regions, the second and the third display regions being spaced from each other, each of the second and third display regions having an area smaller than that of the first display region and being continuous to the first display region, first to third pixels in the first to third display regions, first to third lines connected to the first to third pixels, and a dummy part configured to compensate for a difference between a load value of the first lines and load values of the second and third lines, wherein the second display region includes a first sub-region adjacent to the first display region and a second sub-region spaced from the first display region, and the third display region includes a third sub-region adjacent to the first display region and a fourth sub-region spaced from the first display region.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: February 20, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung Jun Park, Yang Wan Kim, Byung Sun Kim, Su Jin Lee, Jae Yong Lee, Ji Hyun Ka, Tae Hoon Kwon, Jin Tae Jeong, Seung Ji Cha
  • Patent number: 11895884
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: February 6, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
  • Patent number: 11847973
    Abstract: The present disclosure relates to a display device including first pixels disposed in a first pixel area, and connected to first scan lines; second pixels disposed in a second pixel area, and connected to second scan lines; a timing controller configured to supply a first clock signal and a second clock signal to a first clock line and a second clock line, respectively; a first scan driver configured to receive the first clock signal through the first clock line, and to supply a first scan signal to the first scan lines; and a second scan driver configured to receive the second clock signal through the second clock line, and to supply a second scan signal to the second scan lines, wherein the second pixel area has a smaller width than the first pixel area.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: December 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Tae Jeong, Tae Hoon Kwon, Min Ku Lee, Ji Hyun Ka, Seung Kyu Lee, Seung Ji Cha