Patents by Inventor Chul Byun

Chul Byun 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: 20250143147
    Abstract: A display device, method of fabricating the same and head mounted display device including the same are provided. The display device includes a semiconductor substrate including a display area including transistors, and a non-display area around the display area in plan view, a light-emitting element layer above the semiconductor substrate, and including light-emitting elements in the display area, an encapsulation layer above the light-emitting element layer, a color filter layer above the encapsulation layer, and including color filters respectively overlapping the light-emitting elements, a lens array layer above the color filter layer, and including lenses in the display area, and a cover layer above the lens array layer, having flat top and side surfaces, and surrounding the light-emitting element layer, the encapsulation layer, the color filter layer, and the lens array layer in plan view.
    Type: Application
    Filed: October 31, 2024
    Publication date: May 1, 2025
    Inventors: Kyu Ho JUNG, Hyun Jin MAENG, Sang Chul BYUN, Jin Ho CHO, Soo Yeon HAN
  • Patent number: 12240288
    Abstract: An embodiment vehicle air conditioner includes an air conditioning device connected to a blower device to receive air supplied from the blower device, a heat exchange core provided in the air conditioning device and disposed in parallel with a flow direction of the air supplied from the blower device, a partition wall disposed to divide the heat exchange core into a first core part disposed to be close in distance to the blower device and a second core part disposed to be distant from the blower device, such that the air supplied from the blower device is distributed and supplied to the first core part and the second core part, and an air guide provided in a connection portion between the blower device and the air conditioning device and configured to guide the air to be supplied to the second core part of the heat exchange core.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: March 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Hanon Systems
    Inventors: Jae Sik Choi, Byeong Moo Jang, Yun A Choi, Young Tae Song, Sung Been Cheon, Jin Uk Kim, Jong Su Kim, In Keun Kang, Sang Chul Byun
  • Publication number: 20250048806
    Abstract: According to an embodiment of the disclosure, a display device may include a substrate where a display area and a non-display area are defined, the non-display area including a pad area, a display part disposed on the substrate and displaying an image, a pad part disposed in the pad area and including a plurality of pads, a dam positioned between the pad part and the display part and surrounding at least one side of the display part, and a filling layer disposed on the display part surrounded by the dam to cover the display part. The filling layer may include a transparent curable resin and is positioned in an uppermost layer in the display area.
    Type: Application
    Filed: July 30, 2024
    Publication date: February 6, 2025
    Inventors: Kyu Ho JUNG, Sang Chul BYUN, Soo Yeon HAN
  • Publication number: 20240389437
    Abstract: A display device includes a first substrate, an organic light-emitting-element layer disposed on the first substrate, an encapsulation layer disposed on the organic light-emitting-element layer, and a lens array layer disposed on the encapsulation layer. The lens array layer includes a lens layer including multiple lenses, and a second substrate disposed (e.g., directly disposed) on the lenses. The second substrate includes multiple concave depressions corresponding to shapes of the lenses.
    Type: Application
    Filed: March 11, 2024
    Publication date: November 21, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Tae Oh KIM, Yong Hoon KWON, Byung Hoon KIM, Jeong Jin PARK, Sang Chul BYUN
  • Patent number: 12058817
    Abstract: An electronic device includes a display panel having first pads, a circuit board that includes second pads corresponding to the first pads, and a conductive adhesive member disposed between the display panel and the circuit board to connect the first pads and the second pads, in which the conductive adhesive member includes a first resin layer adjacent to the display panel, a second resin layer disposed between the first resin layer and the circuit board and having a curing agent different from that of the first resin layer, and conductive particles disposed in the first resin layer wherein at least one of the second pads protrudes through the second resin layer and is in contact with the conductive particles.
    Type: Grant
    Filed: May 29, 2022
    Date of Patent: August 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hayoung Choi, Sang-Chul Byun
  • Publication number: 20240244925
    Abstract: A display device includes a display panel, and a window coating layer having a lower surface in contact with an upper surface of the display panel, and an upper surface opposed to the lower surface, wherein the curing rate of the window coating layer increases along a thickness direction, the lower surface has a curing rate of about 10% to about 50%, and the upper surface has a curing rate of about 98% or less.
    Type: Application
    Filed: October 13, 2023
    Publication date: July 18, 2024
    Inventors: SOO YEON HAN, KYU-HO JUNG, SANG-CHUL BYUN
  • Publication number: 20240234665
    Abstract: A display device includes: a substrate including a display area and a non-display area adjacent to the display area; a light emitting element layer in the display area on the substrate and including a plurality of light emitting elements; a pad part in the non-display area on the substrate and spaced apart from the light emitting element layer; a lens layer on the light emitting element layer and including a plurality of micro lenses; and a coating layer on the lens layer, covering a side surface of the light emitting element layer and contacting the substrate.
    Type: Application
    Filed: November 6, 2023
    Publication date: July 11, 2024
    Inventors: SANG-CHUL BYUN, KYU-HO JUNG, TAEOH KIM, SOO YEON HAN
  • Publication number: 20240123661
    Abstract: A method of manufacturing a display device, the method including ejecting a window raw material into a mold, precuring the ejected window raw material, molding a cover window by placing the precured window raw material onto a display panel and curing the precured window raw material, and separating the mold from the cover window.
    Type: Application
    Filed: June 6, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Kyu Ho JUNG, Sang Chul BYUN
  • Publication number: 20240094704
    Abstract: Determining a semiconductor device manufacturing parameter may include determining an EPM (electrical measurement parameters) group that has a correlation in a baseline EPM dataset including EPMs of a device manufactured under a baseline condition, deriving principal components (PCs) corresponding to main correlation axes between EPMs in the EPM group, deriving a PC-based dataset including a baseline PC dataset and a conditional split PC dataset by converting the baseline EPM dataset and a conditional split EPM dataset measured from devices manufactured under conditional splits into a PC domain, determining, using the PC-based dataset, respective PCs which are effectively changed by the conditional splits, obtaining split variation information of the conditional splits, extracting an optimal point capable of optimizing a figure of merit of a semiconductor device within a range of the PC-based dataset, and deriving information for process feedback for realizing the optimal point using the split variation infor
    Type: Application
    Filed: August 30, 2023
    Publication date: March 21, 2024
    Inventors: Choong Ki KIM, Hong Chul Byun, Hyeok Yun, Rock Hyun Baek
  • Publication number: 20240079597
    Abstract: Proposed is an all-solid-state battery including a self-standing sheet layer positioned on a negative electrode current collector. The all-solid-state battery may include the negative electrode current collector, the self-standing sheet layer positioned on the negative electrode current collector, a solid electrolyte layer positioned on the sheet layer, a positive electrode active material layer positioned on the solid electrolyte layer, and a positive electrode current collector positioned on the positive electrode active material layer. The sheet layer contains carbon nanotubes.
    Type: Application
    Filed: May 4, 2023
    Publication date: March 7, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Foundation of Soongsil University-Industry Cooperation
    Inventors: Jae Min Lim, Hee Soo Kang, Young Jin Nam, Soon Chul Byun, Young Jin Jeong, Gyo Sik Kim, Hae Joo Kim, Jeong Yun Lee
  • Publication number: 20230352723
    Abstract: A system and a method for estimating pressure distribution of a battery cell evaluate distribution of pressure applied to the battery cell due to applied loads during the pressure test of the battery cell. The method includes disposing the battery cell in a pressing apparatus and pressing the battery cell, measuring strains by strain sensors provided in the pressing apparatus, and estimating a pressure distribution applied to the battery cell based on the strains.
    Type: Application
    Filed: December 12, 2022
    Publication date: November 2, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yong Seok Choi, Soon Chul Byun, Byeng Dong Youn, Won Gon Kim, Hwa Yong Jeong
  • Patent number: 11804162
    Abstract: A display device includes: a timing controlling part generating a three color image data, a data control signal and a gate control signal using an image signal and a plurality of timing signals, generating a first four color data having a white gray level data greater than 0 and a second four color data having the white gray level data of 0 using the three color image data, and generating a four color image data using the first and second four color data; a data driving part generating a data signal using the four color data and the data control signal; a gate driving part generating a gate signal using the gate control signal; and a display panel including a pixel having red, green, blue and white subpixels and displaying an image using the data signal and the gate signal.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: October 31, 2023
    Assignee: LG Display Co., Ltd.
    Inventor: Min-Chul Byun
  • Publication number: 20230331071
    Abstract: A vehicle air-conditioning apparatus includes a filter case configured to accommodate a filter, and a filter cover configured to couple to an open upper end of the filter case. The filter case defines an inner space configured to accommodate the filter therein and having the open upper end to receive and discharge the filter therethrough. The inner space is inclined with respect to a vertical direction to allow the filter to be received into and discharged from the filter case in an inclined state. The filter cover includes a fixing protrusion protruding from a lower surface of the filter cover facing the inner space of the filter case and being configured to press and fix the filter in the inner space.
    Type: Application
    Filed: November 1, 2022
    Publication date: October 19, 2023
    Inventors: Jae Sik CHOI, Byeong Moo JANG, Young Tae SONG, Sung Been CHEON, Jin Uk KIM, Jong Su KIM, In Keun KANG, Sang Chul BYUN
  • Publication number: 20230331059
    Abstract: An embodiment vehicle air conditioner includes an air conditioning device connected to a blower device to receive air supplied from the blower device, a heat exchange core provided in the air conditioning device and disposed in parallel with a flow direction of the air supplied from the blower device, a partition wall disposed to divide the heat exchange core into a first core part disposed to be close in distance to the blower device and a second core part disposed to be distant from the blower device, such that the air supplied from the blower device is distributed and supplied to the first core part and the second core part, and an air guide provided in a connection portion between the blower device and the air conditioning device and configured to guide the air to be supplied to the second core part of the heat exchange core.
    Type: Application
    Filed: November 1, 2022
    Publication date: October 19, 2023
    Inventors: Jae Sik Choi, Byeong Moo Jang, Yun A Choi, Young Tae Song, Sung Been Cheon, Jin Uk Kim, Jong Su Kim, In Keun Kang, Sang Chul Byun
  • Publication number: 20230327066
    Abstract: Disclosed are an all-solid-state battery which is provided with an intermediate layer provided on an anode current collector and formed of an alloy including a metal configured to form an alloy with lithium, and a method for manufacturing the same. The all-solid-state battery includes the anode current collector, the intermediate layer located on the anode current collector, a solid electrolyte layer located on the intermediate layer, a cathode active material layer located on the solid electrolyte layer, and a cathode current collector located on the cathode active material layer, and the intermediate layer includes the alloy of a first metal configured to form an alloy with lithium and a second metal configured not to form an alloy with lithium.
    Type: Application
    Filed: November 17, 2022
    Publication date: October 12, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ju Min Kim, Seung Ho Choi, Tae Young Kwon, Soon Chul Byun
  • Publication number: 20230275207
    Abstract: Proposed is a method of manufacturing an anode for a lithium secondary battery, including a pre-lithiation step.
    Type: Application
    Filed: November 22, 2022
    Publication date: August 31, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Korea Institute of Science and Technology
    Inventors: Young Jin Nam, Dae Yang Oh, Soon Chul Byun, Jae Min Lim, Hong Suk Choi, Min Ah Lee, Ji Hyun Hong, In Yeong Kang, Ju Young Jang
  • Publication number: 20230231143
    Abstract: Disclosed are an anodeless all-solid-state battery including a protective layer formed on an anode current collector and a method for manufacturing the same. The anodeless all-solid-state battery may be capable of inhibiting the growth of lithium dendrites formed therein.
    Type: Application
    Filed: December 9, 2022
    Publication date: July 20, 2023
    Inventors: Jae Min Lim, Soon Chul Byun, Yoon Seok Jung, Seunggoo Jun
  • Publication number: 20230121481
    Abstract: Disclosed are a hybrid solid electrolyte sheet and a method of manufacturing the same. The hybrid solid electrolyte sheet includes a hybrid solid electrolyte layer including a gel polymer electrolyte, thereby securing flexibility and alleviating brittleness. In addition, the hybrid solid electrolyte sheet includes a porous polymer film having a plurality of pores, thus minimizing the content of the acrylate monomer in the pores thereof and providing advantages of maintaining the continuity of the solid electrolyte while minimizing a decrease in ionic conductivity.
    Type: Application
    Filed: October 17, 2022
    Publication date: April 20, 2023
    Inventors: Soon Chul Byun, Sang Mo Kim, Yong Seok Choi, Jae Min Lim, Hoon Seok, Sang Young Lee, Yong Hyeok Lee, Yi Su Jeong
  • Publication number: 20230115802
    Abstract: A display device includes a substrate including a display area and a pad area positioned at one side of the display area, a first pad electrode disposed on the pad area of the substrate, a second pad electrode disposed on the pad area of the substrate to be spaced apart from the first pad electrode, a dam structure disposed between the first pad electrode and the second pad electrode, an adhesive member disposed on the first pad electrode, the second pad electrode and the dam structure, where the adhesive member includes a first conductive ball, a second conductive ball and a, and an electronic component disposed on the adhesive member. The dam structure includes a photo-curable polymer material and is formed by an inkjet process. The adhesive member includes a thermosetting polymer material, and is formed by an inkjet process.
    Type: Application
    Filed: August 1, 2022
    Publication date: April 13, 2023
    Inventors: SANG-CHUL BYUN, HAYOUNG CHOI
  • Patent number: 11569526
    Abstract: Disclosed are an all-solid-state battery having high energy density and a method for manufacturing the same. One battery structure is pressed instead of pressing each cell unit, an amount of first or second electrode current collectors consumed is reduced, and insulating members are used, thereby simplifying a manufacturing process of the all-solid-state battery and allowing the all-solid-state battery to have high energy density and a stable structure.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: January 31, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Yong Seok Choi, Hong Seok Min, Soon Chul Byun, Yun Sung Kim, Yong Gu Kim, Jae Min Lim