Patents by Inventor Jin Choi

Jin Choi 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: 20240155938
    Abstract: An organic light-emitting device according to the present invention uses a pyrene derivative compound having a characteristic structure as a host in a light-emitting layer to realize a long-lifespan and high-efficiency organic light-emitting device having excellent light-emitting characteristics in terms of lifespan and luminescence efficiency. Accordingly, the organic light-emitting device can be usefully applied, in the industrial aspect, for various display devices such as flat panel, flexible, and wearable displays, as well as lighting devices.
    Type: Application
    Filed: February 15, 2022
    Publication date: May 9, 2024
    Inventors: Se-jin LEE, Si-in KIM, Seok-bae PARK, Hee-dae KIM, Yeong-tae CHOI, Seung-soo LEE, Ji-yung KIM, Kyeong-hyeon KIM, Kyung-tae KIM, Myeong-jun KIM, Tae-gyun LEE, Joon-ho KIM
  • Publication number: 20240154127
    Abstract: A positive electrode including a positive electrode active material layer disposed on at least one surface of a positive electrode current collector, the positive electrode active material layer including a lithium transition metal phosphate, a fluorine-based binder, and a conductive material. The lithium transition metal phosphate includes a carbon coating layer formed on a surface thereof, and a ratio (B/A) of a total weight (B) of the fluorine-based binder to a total weight (A) of carbon of the conductive material and the lithium transition metal phosphate in the positive electrode active material layer is 0.7 to 1.7.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 9, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Geum Jae Han, O Jong Kwon, Kwang Jin Kim, Ki Woong Kim, In Gu An, Jung Hun Choi, Da Young Lee, Jin Su Sung, Jeong Hwa Park
  • Publication number: 20240149254
    Abstract: Provided herein are a method for producing a hydrocarbon adsorption catalyst includes dealuminated zeolite by heat-treating a zeolite in moisture-containing air at a first temperature to remove a portion of aluminum included in the zeolite, and supporting a metal on a carrier including the zeolite after the heat-treating and a hydrocarbon adsorption catalyst prepared using the same method. The metal-supported support may be additionally heat-treated in moisture-containing air at a second temperature that is higher than the first temperature.
    Type: Application
    Filed: March 15, 2023
    Publication date: May 9, 2024
    Inventors: Chun Yong Kang, Eunhee Jang, Jungkyu Choi, Jaehee Shim, Jin Seong Kim
  • Publication number: 20240153798
    Abstract: An apparatus can include a source chuck, an array of pick-up heads, an array of bonding heads, and a product chuck. The source chuck can have a source holding surface facing a first direction. The array of pick-up heads can have pick-up surfaces facing a second direction opposite the first direction and configured to have an adjustable pitch that can be reversibly changed between a source-matching pitch and a bonding head-matching pitch. The array of bonding heads can have holding surfaces facing the first direction and configured to be at a bonding head pitch. The product chuck can have a product holding surface facing the second direction. The apparatus can be used to transfer chips from a source substrate to a product substrate and bond the chips to product bonding sites of the product substrate.
    Type: Application
    Filed: November 8, 2022
    Publication date: May 9, 2024
    Inventor: Byung-Jin CHOI
  • Publication number: 20240155123
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus includes determining a splitting type of a current block, splitting the current block into a plurality of lower-layer blocks based on the splitting type, and decoding the lower-layer blocks. In this case, the current block may be a chroma block, and the determining the splitting type of the current block may be performed by disallowing a predetermined type, in which a width or height of the lower-layer blocks is a predetermined value, among a plurality of splitting types.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 9, 2024
    Inventors: Jangwon Choi, Jin Heo, Summi Yoo, Jungah Choi, Seung Hwan Kim
  • Publication number: 20240150521
    Abstract: A polycarbonate resin including a unit of Chemical Formula 1, a method for preparing the same, a polycarbonate resin composition including the same, and a molded article including the polycarbonate resin composition are described: wherein all the variables are described herein.
    Type: Application
    Filed: February 8, 2023
    Publication date: May 9, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Il Hwan Choi, Kyeongmun Kim, Hye Jin Yim, Jaesoon Bae, Jonghwa Baek, Hyeonah Shin, Min Suk Jung
  • Publication number: 20240154990
    Abstract: A device for automatically sorting a cyber attack includes an event feature generator that extracts a unique attacker IP by analyzing attacker IPs for each of the different kinds of security devices, and generates AI learning features of the security events of the different kinds of security devices including feature numerical data quantifying at least two or more features through attack information analysis recorded in the different kinds of security devices based on the information on the security events of the different kinds of security devices mapped to the extracted unique attacker IP, and an attack type sorter that learns the generated feature numerical data using an unsupervised learning algorithm, generates clustering data by sorting the feature numerical data into similar attack data and clustering sorted feature numerical data, and then analyzes the generated clustering data to identify a short-term or long-term attacker's cyber attack type.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 9, 2024
    Applicant: Korea Internet & Security Agency
    Inventors: Do Won KIM, Tae Eun KIM, Ki Jong SON, Sae Woom LEE, Seul Ki CHOI, Tae Hyeon KIM, Gyeong Jin NA
  • Publication number: 20240153568
    Abstract: Provided herein is a memory device and a method of operating the memory device. The memory device includes memory cells coupled to a word line, a peripheral circuit configured to perform a program operation of increasing threshold voltages of the memory cells to threshold voltages corresponding to a target program state among a plurality of program states, and a program operation controller configured to determine whether to perform an erase state verify operation of identifying threshold voltages of erase cells having an erase state as the target program state among the memory cells.
    Type: Application
    Filed: March 28, 2023
    Publication date: May 9, 2024
    Applicant: SK hynix Inc.
    Inventors: Hyung Jin CHOI, Chan Sik PARK
  • Publication number: 20240149733
    Abstract: A power system for an electrified vehicle comprising a first power source device, a first converter having a first end connected to the first power source device, a second power source device, a motor driving device comprising a motor and an inverter, a switch device configured to selectively connect a second end of the first converter to the second power source device or the motor driving device, and a controller configured to control the switch device such that the second end of the first converter is connected to the second power source device when the first power source device is charged with power of the second power source device and such that the second end of the first converter is connected to the motor driving device when the motor performs regenerative braking.
    Type: Application
    Filed: April 19, 2023
    Publication date: May 9, 2024
    Inventors: Min Seong Choi, In Yong Yeo, Jong Eun Byun, Sang Jin Kim, Jin Young Yang, Si Hun Yang
  • Publication number: 20240149115
    Abstract: Described herein is a method of providing digitally-based musculoskeletal rehabilitation therapy provided in an application to achieve the above-mentioned objects, the method may include: selecting, based on prescription information including an exercise plan for a patient being allocated from a doctor terminal, an exercise plan to be provided to the patient; executing the application on a user terminal to which an account of the patient is logged in; providing an exercise list according to the exercise plan to the user terminal on which the application is executed; playing, on the user terminal, an exercise image corresponding to each of a plurality of exercise items according to the plurality of exercise items constituting the exercise list; providing, based on a degree of playback of the exercise image satisfying a preset standard, an evaluation page for performing an evaluation related to the exercise item; and updating the exercise plan based on evaluation information received through the evaluation page
    Type: Application
    Filed: December 6, 2023
    Publication date: May 9, 2024
    Inventors: Chan YOON, Jong Jin PARK, Chi Hyun CHOI
  • Publication number: 20240150681
    Abstract: The present disclosure relates to a cleaning agent composition for a substrate for a semiconductor device and a method for cleaning a substrate for a semiconductor device using the same. The cleaning agent composition contains a silicon-based compound represented by Formula 1 and an aprotic organic solvent with a dielectric constant of 10 or less, which can form a surface protective film capable of preventing collapse of the pattern even in a wet cleaning process of fine patterns with high aspect ratios, thereby providing a method for manufacturing a semiconductor device with an improved semiconductor manufacturing yield.
    Type: Application
    Filed: October 16, 2023
    Publication date: May 9, 2024
    Inventors: Hye Ji KIM, JinHo YOU, Hag Sung LEE, MyungHo LEE, Narae YIM, Yu jin HEO, Keon young KIM, Yun sun CHOI, Young mee KANG
  • Publication number: 20240150341
    Abstract: The present invention relates to a composition for preventing or treating diseases caused by mitochondrial dysfunction, containing, as an active ingredient, an isoquinoline derivative compound represented by chemical formula 1, or a pharmaceutically acceptable salt thereof, and does not induce mitochondrial damage, unlike conventional mitochondrial toxins such as CCCP, and specifically and excellently promotes the activity of mitophagy to alleviate mitochondrial disfunction, and thus can be effectively used in the treatment of diseases caused by mitochondrial dysfunction.
    Type: Application
    Filed: September 3, 2021
    Publication date: May 9, 2024
    Inventors: Jean Ho YUN, Jong Hyun CHO, Jee Hyun UM, Dong Jin SHIN, Se Myeong CHOI
  • Publication number: 20240152585
    Abstract: A user access control method for an information system is proposed. The method may include processing login of a user using the information system, and acquiring a reference image obtained by capturing the logged-in user on the basis of a login time. The method may also include extracting reference feature information from the reference image and storing the reference feature information, and acquiring target images obtained by capturing a user using the information system at predetermined intervals. The method may further include extracting each target feature information from each target image; comparing each target feature information with the reference feature information to confirm whether or not each user using the information system at predetermined intervals is the same as the logged-in user, and controlling an access for the each user using the information system when the each user using the information system is not the same as the logged-in user.
    Type: Application
    Filed: October 24, 2023
    Publication date: May 9, 2024
    Inventors: Gyu Dong PARK, Ho Cheol JEON, Jong Oh KIM, Hyoek Jin CHOI
  • Publication number: 20240152234
    Abstract: According to various embodiments, an electronic device includes a memory storing deep learning models for determining a force touch, a touchscreen, and a processor configured to identify a touch input of a user through the touchscreen, receive touch pixel data for frames having a time difference based on the touch input, and identify whether the touch input is a force touch based on the touch pixel data. The processor is configured to identify whether the touch input is the force touch using a first determination model among the deep learning models in response to identifying that the touch input is reinputted a designated first number of times or more within a designated time, and otherwise, identify whether the touch input is the force touch using a determination model having a lower computation load than the first determination model among the deep learning models.
    Type: Application
    Filed: January 16, 2024
    Publication date: May 9, 2024
    Inventors: Junhyuk LEE, Hyunbin PARK, Seungjin YANG, Jin CHOI
  • Publication number: 20240151469
    Abstract: A heat treatment apparatus includes a furnace body in which a material is transferred and heat treated, a sagger disposed inside the furnace body and configured to receive and transport the material, a roller configured to transport the sagger, and a heater disposed at a position apart from the sagger. The sagger seated on the roller includes a plurality of saggers. The heater includes an upper heater disposed above the sagger and a lower heater disposed under the sagger, based on a third direction which is a height direction of the furnace body, and the lower heater is disposed closer to the roller than to a bottom surface of the furnace body.
    Type: Application
    Filed: August 17, 2023
    Publication date: May 9, 2024
    Inventors: Sung Mun LEE, Shin Pil KANG, Young Jin CHOI
  • Publication number: 20240153808
    Abstract: An apparatus can include a chip transfer module that includes a chip chuck. The chip chuck can include a chucking surface that is configured to hold a chip. The chip chuck can further include a gap sensor that is configured to measure a distance between a sensor surface of the gap sensor and a surface spaced apart from the chip chuck. In an implementation, the surface can be an upper surface of a chip, a surface of a substrate, or a surface of a film or layer overlying the substrate. A method can be used to transfer a chip from a source substrate to a destination substrate, so that upper surfaces of chips on the destination substrate are co-planar or nearly co-planar.
    Type: Application
    Filed: November 8, 2022
    Publication date: May 9, 2024
    Inventor: Byung-Jin CHOI
  • Publication number: 20240153581
    Abstract: Disclosed is a method comprising extracting a gene sequence of a first gene from a first database in response to receiving a user's input, generating segmented sequences on the basis of the reverse complementary sequence of the gene sequence of the first gene, identifying, based on comparison of the segmented sequences with gene sequences of a second database, at least one matched sequence corresponding to at least one segmented sequence of the segmented sequences.
    Type: Application
    Filed: November 19, 2020
    Publication date: May 9, 2024
    Applicant: CURIGIN CO.,LTD.
    Inventors: Jung-Ki YOO, Chung-Gab CHOI, Ki-Hwan UM, Eui-jin LEE
  • Publication number: 20240152604
    Abstract: Disclosed are a system and method for automatically generating a playbook and verifying validity of a playbook based on artificial intelligence, wherein the system present invention includes a system for automatically generating a playbook that automatically generates the playbook, and a system for verifying validity of a playbook that is connected to the system for automatically generating a playbook through a network to perform the verification of the validity on the playbook received from the system for automatically generating a playbook.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 9, 2024
    Applicant: Korea Internet & Security Agency
    Inventors: Do Won KIM, Tae Eun KIM, Ki Jong SON, Sae Woom LEE, Seul Ki CHOI, Tae Hyeon KIM, Gyeong Jin NA
  • Publication number: 20240152608
    Abstract: A method of supporting decision-making of security control includes: (a) when an system for automatically analyzing a security threat receives a security warning from a security device, collecting security threat events generating the security warning from the security device; (b) when the collected security threat events exceed a preset event processing threshold, generating, by the system for automatically analyzing a security threat, a first request message for preferentially processing a security event; (c) when receiving the first request message generated from the system, determining, by the system for supporting priority of security control, a priority processing order of the security threat events, and notifying the system; and (d) when receiving the second request message generated from the system, determining, by the system for supporting priority of security control, a priority processing order and notifying the system for automatically analyzing a security threat of the determined priority process
    Type: Application
    Filed: October 31, 2023
    Publication date: May 9, 2024
    Applicant: Korea Internet & Security Agency
    Inventors: Do Won KIM, Tae Eun KIM, Ki Jong SON, Sae Woom LEE, Seul Ki CHOI, Tae Hyeon KIM, Gyeong Jin NA
  • Patent number: 11976386
    Abstract: A method of preparing a carbon fiber including: preparing a precursor fiber for preparing a carbon fiber; and stabilizing the precursor fiber. The stabilization of the precursor fiber includes a first stabilization phase, a second stabilization phase, a third stabilization phase, and a fourth stabilization phase, which are set at four different temperatures between a temperature at which heat starts to be generated from the stabilization reaction of the precursor fiber and a temperature at which the generation of heat is maximized. Ozone gas is input while at least one phase of the third stabilization phase and the fourth stabilization phase is carried out.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: May 7, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Jae Gil Choi, Ji Hye Shin, Joon Hee Cho, Su Jin Kim, Ki Hwan Kim, Il Ha Lee, Myung Su Jang