Patents by Inventor Chang-An Ho

Chang-An Ho 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).

  • Patent number: 12269964
    Abstract: Disclosed are a protective coating composition for an electronic board and a method for preparing the same. The protective coating composition includes urethane-modified alkyd resins that can prevent poor grounding caused by low molecular weight siloxanes generated in a conventional silicone-type coating compositions and preventing performance degradation caused by tin whisker growth while lowering emissions of volatile organic compounds (VOCs).
    Type: Grant
    Filed: October 19, 2022
    Date of Patent: April 8, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Tae Seung Lee, Yong Cheol Kim, Chang Su Yoo, Jun Ho Lee, Eun Su Yun
  • Publication number: 20250111815
    Abstract: A display device includes a pixel component including a first pixel area in which pixels are disposed at a first density, and a second pixel area in which the pixels are disposed at a second density less than the first density, and a grayscale compensator which converts input grayscale values for the first pixel area to output grayscale values within a first grayscale range, and converts the input grayscale values for the second pixel area to the output grayscale values within a second grayscale range. An upper limit of the second grayscale range is greater than an upper limit of the first grayscale range.
    Type: Application
    Filed: December 12, 2024
    Publication date: April 3, 2025
    Inventor: Chang Ho HYUN
  • Publication number: 20250112268
    Abstract: Provided herein is a composite solid electrolyte and an all-solid-state battery including the same, the composite solid electrolyte including: sulfide-based solid electrolyte particles; and a polymer coating layer formed on the sulfide-based solid electrolyte particles, wherein: the polymer coating layer includes a polymer having a weight-average molecular weight (Mw) of 5,000 g/mol to 300,000 g/mol and a contact angle to water at 25° C. of at least 100°; the polymer is a copolymer of a hydrophobic acrylate-based monomer and an acrylate-based monomer forming a skeleton of the polymer; the hydrophobic acrylate-based monomer contains a F element or Si element or contains a hydrocarbon having at least 10 carbon atoms; and the acrylate-based monomer forming the skeleton of the polymer contains a hydrocarbon having at most 9 carbon atoms.
    Type: Application
    Filed: March 2, 2023
    Publication date: April 3, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Do Yeon Jeon, Byoung Kuk Son, Seong Ho Lee, Chang Hun Park, In Gyu Kim, Ha Bin Chung
  • Publication number: 20250110331
    Abstract: A lens assembly and Augmented Reality (AR) glasses, including a waveguide substrate, a wiring layer, a protective layer, an eye tracking component, and a lens. The waveguide substrate includes a first surface. The wiring layer is disposed on the first surface. The protective layer is disposed on the first surface and covering the wiring layer. The eye tracking component is disposed in the protective layer and is electrically connected with the wiring layer for tracking position of an eyeball. The lens is connected to a side of the protective layer away from the waveguide substrate. The AR glasses includes a display device and two lens assemblies. The display device is positioned between the two lens assemblies for emitting image light to the waveguide substrates of the two lens assemblies.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 3, 2025
    Inventors: SHIUE-LUNG CHEN, Chien-Cheng Kuo, I-Ming Cheng, Chang-Ho Chen, Ying-Hung Tsai, Chung-Wu Liu
  • Patent number: 12266684
    Abstract: A method of forming a capacitor is disclosed. The method includes forming a portion of a metallization layer on a substrate, forming a via layer on the substrate, and forming a first electrode between the metallization layer and the via layer, where the first electrode is electrically connected to the metallization layer. The method also includes forming a second electrode between the metallization layer and the via layer, where the second electrode is electrically connected to the via layer, and forming a dielectric layer between the first electrode and the second electrode, where the first electrode is not electrically connected to any other conductors other than through the metallization layer, and where the second electrode is not electrically connected to any conductors other than through the via layer.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semicondcutor Manufacturing Company, Ltd.
    Inventors: Pei-Jen Wang, Ching-Hung Kao, Tzy-Kuang Lee, Meng-Chang Ho, Kun-Mao Wu
  • Patent number: 12266741
    Abstract: A light emitting element includes: a light emitting stack pattern including a first semiconductor layer, an active layer, and a second semiconductor layer that are sequentially stacked along one direction; and an insulating film surrounding an outer surface of at least one of the first semiconductor layer, the active layer, and the second semiconductor layer. The insulating film including a zinc oxide (ZnO) thin film layer.
    Type: Grant
    Filed: April 15, 2024
    Date of Patent: April 1, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Bo Sim, Chang Hee Lee, Yun Hyuk Ko, Sang Ho Jeon, Jae Kook Ha
  • Patent number: 12262733
    Abstract: Provided herein is a smoking article from which sound is generated. The smoking article according to some embodiments of the present disclosure may include a filter portion and a smoking material portion, and a sound-generating material including a carbohydrate material may be added to the smoking material portion. The sound-generating material may generate sound as the material burns, and the sound may further provide an auditory effect during smoking. In this way, an improved smoking experience may be provided to the smoker.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: April 1, 2025
    Assignee: KT&G CORPORATION
    Inventors: Min Hee Hwang, Soo Ho Kim, Chang Jin Park, Won Ho Kim, Jong Yeol Kim, Han Joo Chung, Yong Sook Jin
  • Patent number: 12266573
    Abstract: In an embodiment, a device includes: an isolation region on a substrate; a first semiconductor fin protruding above the isolation region; a second semiconductor fin protruding above the isolation region; and a dielectric fin between the first semiconductor fin and the second semiconductor fin, the dielectric fin protruding above the isolation region, the dielectric fin including: a first layer including a first dielectric material having a first carbon concentration; and a second layer on the first layer, the second layer including a second dielectric material having a second carbon concentration, the second carbon concentration greater than the first carbon concentration.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: April 1, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi Chen Ho, Yiting Chang, Chi-Hsun Lin, Zheng-Yang Pan
  • Publication number: 20250102927
    Abstract: A method includes: forming a mask layer on a semiconductor wafer; generating light by a tin droplet by a lithography exposure system; exposing the mask layer by the light; cleaning tin debris accumulated in the lithography exposure system by hydrogen gas; pumping the hydrogen gas from the lithography exposure system to a fuel cell; and generating electric power by the fuel cell.
    Type: Application
    Filed: September 22, 2023
    Publication date: March 27, 2025
    Inventors: Chien-Hua FU, Che-Chang HSU, Kai-Fa HO, Li-Jui CHEN
  • Publication number: 20250099895
    Abstract: A carbon dioxide separation and recovery system includes an exhaust gas sensible heat recovery part which recovers sensible heat of exhaust gas and generates electric energy by using the sensible heat of the recovered exhaust gas; a moisture removal part which is connected to the exhaust gas sensible heat recovery part and removes moisture contained in the sensible heat recovery exhaust gas from which the sensible heat is recovered by using the electric energy generated in the exhaust gas sensible heat recovery part; and a separation part which is connected to the moisture removal part to receive the sensible heat recovery exhaust gas from which moisture is removed by the moisture removal part, and separates solid carbon dioxide from the sensible heat recovery exhaust gas from which moisture is removed.
    Type: Application
    Filed: August 30, 2024
    Publication date: March 27, 2025
    Applicant: INSTITUTE FOR ADVANCED ENGINEERING
    Inventors: Sung Ho PARK, Soh Myung CHUNG, Kwang Soon CHOI, Chang Hyeong LEE, Seong Hyeon HWANG, Jong Woong LIM, Jun Seok PARK
  • Publication number: 20250099574
    Abstract: Provided are non-naturally occurring 5?-untranslated region and 3?-untranslated region nucleotides, and use thereof.
    Type: Application
    Filed: December 14, 2022
    Publication date: March 27, 2025
    Inventors: Seung Su Han, Da Hyeon Park, Euh Lim Oh, Yong Ho Heo, Seung Hyun Shin, Chang Gyu Lim, Jong Soo Lee, Jae Hyuk Choi, Sung Hee Hong
  • Publication number: 20250105229
    Abstract: A display device includes a transistor including an active layer disposed on a substrate and a gate electrode disposed on the active layer, a gate insulating layer disposed between the active layer and the gate electrode, and a first insulating layer disposed on the gate electrode. The first insulating layer may include a first layer covering the active layer, the gate insulating layer, and the gate electrode and including silicon oxide, a second layer disposed on the first layer and including silicon oxynitride, and a third layer disposed on the second layer and including silicon nitride.
    Type: Application
    Filed: April 12, 2024
    Publication date: March 27, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Tetsuhiro TANAKA, Jin Seok OH, Chang Ha KWAK, Jung Yub SEO, Jung Hoon YOON, Jin Ho JEONG
  • Publication number: 20250100340
    Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.
    Type: Application
    Filed: January 10, 2024
    Publication date: March 27, 2025
    Inventors: Jin Hyun KIM, Jang Ho KIM, Dong Wook LEE, Hyung Jin KIM, Eun Suk YOO, Jong Hoon CHOI, Sang Hyun PARK, Seong Eun HONG, Young Jae KIM, Hyeon Jun KIM, In Yong JUNG, Chang Beom KIM
  • Publication number: 20250107008
    Abstract: A printed circuit board includes a wiring portion including one or more insulating layers, one or more wiring layers respectively disposed on or in the one or more insulating layers, a first pad disposed on a lowermost insulating layer, of the one or more insulating layers, and a second pad disposed on an uppermost insulating layer, of the one or more insulating layers, a first solder resist layer disposed on a lower side of the wiring portion to cover at least a portion of the first pad, the first solder resist layer having a first opening, on the first pad, a second solder resist layer disposed on an upper side of the wiring portion to cover at least a portion of the second pad, a first surface treatment layer disposed on at least a portion of the first pad, and a barrier layer disposed on the first solder resist layer.
    Type: Application
    Filed: July 25, 2024
    Publication date: March 27, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Hu LEE, Jong Eun PARK, Chang Hwa PARK, Sang Ho JEONG, Sang Won HAN, Deok Hong JO
  • Publication number: 20250102589
    Abstract: An apparatus for diagnosing an abnormality of a battery cell and a method thereof may prevent thermal runaway of the battery cell in advance by generating an incremental capacity analysis (ICA) profile corresponding to each battery cell in a process of charging a plurality of battery cells, setting at least one voltage section within each ICA profile, determining a relative comparison value of an ICA value for each voltage section, and diagnosing an abnormality of each battery cell based on the relative comparison value of the ICA value.
    Type: Application
    Filed: February 8, 2024
    Publication date: March 27, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Jun JANG, Chang Ho Jung, Si Joong Kim, Hyun Jun Jo, Woo Sung Kim, Tae Kyu Kang
  • Publication number: 20250107400
    Abstract: A display device includes a substrate on which a display area and a non-display area are defined, a first bank layer disposed on the substrate and defining openings in the display area, a second bank layer disposed on the first bank layer and including a side more protruded than a side of the first bank layer, light emitting elements disposed on the substrate and overlapping the openings, a first inorganic encapsulation layer disposed on the light emitting elements, an organic encapsulation layer disposed on the first inorganic encapsulation layer and the second bank layer, a second inorganic encapsulation layer disposed on the organic encapsulation layer; and a first dam disposed between the substrate and the second inorganic encapsulation layer in the non-display area, where an area of a first side of the first dam does not overlap the first inorganic encapsulation layer in a thickness direction of the substrate.
    Type: Application
    Filed: June 12, 2024
    Publication date: March 27, 2025
    Inventors: Jung Su KIM, Jin Ho KWACK, Chang Mok KIM
  • Patent number: 12260275
    Abstract: Disclosed is an NFC device without a power button.
    Type: Grant
    Filed: April 26, 2023
    Date of Patent: March 25, 2025
    Assignee: 3A Logics Inc.
    Inventors: Sung Wan Kim, Pyeong Han Lee, Kwang Beom Park, Sung Hun Chun, Chang Ho Ryu
  • Patent number: 12256881
    Abstract: A shoe care device includes an inner cabinet that has an accommodation space configured to accommodate shoes therein, an inlet defined at a first portion of the accommodation space and configured to supply air to the accommodation space, and an outlet defined at a second portion of the accommodation space and configured to suction air from the accommodation space. The shoe care device further includes a connection path configured to circulate air between the inlet and the outlet, a blowing fan disposed at the connection path and configured to blow air from the outlet toward the inlet, a dehumidifying material disposed at the connection path and configured to dehumidify the air blown by the blowing fan, a heater configured to heat the dehumidifying material, and a regeneration path configured to guide, to a location other than the inlet, the air having passed through the dehumidifying material heated by the heater.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: March 25, 2025
    Assignee: LG Electronics Inc.
    Inventors: Jeong Uk Lee, Chan Ho Chun, Chang Kyu Kim, Hye Yong Park, Manho Chun, Sora Kim, DoHyun Jung, Taehee Lee
  • Publication number: 20250093412
    Abstract: What is disclosed are methods and structures of an improved probe card assembly to inspect micro devices.
    Type: Application
    Filed: December 3, 2024
    Publication date: March 20, 2025
    Applicant: VueReal Inc.
    Inventors: Gholamreza CHAJI, Chang Ho PARK
  • Publication number: 20250093971
    Abstract: A display device is provided, which includes a jog switch which performs a moving operation in a plurality of directions and a push operation, a display unit which displays a first user interface (UI) for adjusting a channel or a volume of the display device or a second UI for adjusting other functions of the display device in accordance with a first operation of the jog switch, and a control unit which adjusts a selected function of the display device in accordance with a second operation of the jog switch in which is performed in a state where the first UI or the second UI is displayed. The jog switch is formed to project for a predetermine height from a surface of the display device, and thus a user can find the jog switch easily and promptly even is the jog switch is obstructed from view.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Ho KIM, Chang-joo Jung