Patents by Inventor Hyun Chul Lee

Hyun Chul Lee 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: 12237935
    Abstract: Disclosed are a method and an apparatus for an instant messaging service to provide a schedule service. A schedule management server according to an example embodiment includes receiving a schedule creating request, selecting any one of a first type of calendar belonging to a chatroom in which the schedule creating request is created and a second type of calendar belonging to a user account which creates the schedule creating request, according to a schedule type included in the schedule creating request; and creating a schedule corresponding to the selected type of calendar.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: February 25, 2025
    Assignee: KAKAO CORP
    Inventors: Jeong Min Yun, Moon Young Jo, Yeon Jin Lee, Won Chul Jeong, Han Byeol Choi, Bong Gyun Kang, Hyun Na Park, Moon Seok Park, Pyung Hwa Choi, Dae Seong Shin, Seung Uk Jeong, Hoi Moon Jeong, Won Iel Yoo, Seo Yon Choi
  • Publication number: 20250054554
    Abstract: According to an embodiment of the present disclosure, a memory device includes a memory cell array including a plurality of planes; a charge pump configured to generate an operating voltage used for an operation on each of the plurality of planes according to a first clock signal having a first cycle; page buffers each configured to store pass data representing whether an operation of each of the plurality of planes has been completed; and an operation control circuit configured to, based on a number of the pass data received from the page buffers, control the charge pump to generate the operating voltage according to a second clock signal having a second cycle that is longer than the first cycle.
    Type: Application
    Filed: February 2, 2024
    Publication date: February 13, 2025
    Applicant: SK hynix Inc.
    Inventors: Won Jae CHOI, Chang Hee LEE, Hyun Chul CHO
  • Publication number: 20250033471
    Abstract: A non-contact interface device for a vehicle and a method for controlling the same, may display an operation system menu for a driver and passengers to operate various kinds of devices of the vehicle as a hologram, enable a user to operate the displayed operation system menu in a non-contact manner by use of the user's finger or the like, and provide the user with a tactile feedback for a non-contact operation, so that the user can recognize whether to have operated the menu.
    Type: Application
    Filed: November 20, 2023
    Publication date: January 30, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Korea Institute of Science and Technology
    Inventors: Dong Gu Kim, Jang Hyeon Lee, Dae Sung Kwon, Hyun Soo Kim, Il Seon Yoo, Byung Chul Lee, Seong Hun Cho, Seung Hyub Baek, Min Seok Kim, Soo Young Jung
  • Patent number: 12208708
    Abstract: A seat rail retainer includes a body, among a first rail and a second rail that are disposed to slide straightly respectively in a longitudinal direction, the body being fixed to the first rail, an elastic supporting portion protruding from the body to be elastically pressed by the second rail, and an inserting body inserted into the body to provide an elastic force to the elastic supporting portion.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: January 28, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE WON SAN UP CO., LTD
    Inventors: Tae Jun Kwon, Hyun Ko, Hyun Kyu Moon, Min Seok Kim, Sang Do Park, Tae Su Kim, Sang Hyun Lee, Yong Chul Jang
  • Patent number: 12212424
    Abstract: Disclosed are a method and an apparatus for an instant messaging service to provide a schedule service. A schedule management server according to an example embodiment includes receiving a schedule creating request, selecting any one of a first type of calendar belonging to a chatroom in which the schedule creating request is created and a second type of calendar belonging to a user account which creates the schedule creating request, according to a schedule type included in the schedule creating request; and creating a schedule corresponding to the selected type of calendar.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: January 28, 2025
    Assignee: KAKAO CORP.
    Inventors: Jeong Min Yun, Moon Young Jo, Yeon Jin Lee, Won Chul Jeong, Han Byeol Choi, Bong Gyun Kang, Hyun Na Park, Moon Seok Park, Pyung Hwa Choi, Dae Seong Shin, Seung Uk Jeong, Hoi Moon Jeong, Won Iel Yoo, Seo Yon Choi
  • Patent number: 12207423
    Abstract: A display device includes a display module, a first support film disposed under the display module, a second support film disposed under the first support film, a plurality of first support bars disposed on a lower surface of the first support film between the first support film and the second support film, and a plurality of second support bars disposed on an upper surface of the second support film between the first support film and the second support film. The plurality of first support bars and the plurality of second support bars are alternately arranged.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: January 21, 2025
    Assignees: SAMSUNG DISPLAY CO., LTD., INNO6 INC.
    Inventors: Hyun Chul Lee, Jeongho Kim, Hyungsik Kim
  • Publication number: 20250015625
    Abstract: Disclosed is an apparatus and method for managing an Open Circuit Voltage (OCV)-State Of Charge (SOC) profile of a battery. The apparatus according to the present disclosure includes a storage means to store a plurality of OCV-SOC profiles having an overlapping zone in which the OCV-SOC profiles overlap in a predetermined SOC range; and a control means coupled to the storage means. The control means is configured to calculate a partial capacity of the battery in the SOC range of the overlapping zone during charging or discharging of the battery, determine a reduction ratio of the current partial capacity to the partial capacity of the battery at Beginning Of Life (BOL), select the OCV-SOC profile corresponding to the reduction ratio among the plurality of OCV-SOC profiles, change the current OCV-SOC profile to the selected OCV-SOC profile, and control the charge or discharge of the battery using the changed OCV-SOC profile.
    Type: Application
    Filed: November 2, 2022
    Publication date: January 9, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun-Chul Lee, Seung-Hyun KIM, An-soo KIM, Chae-Bin SHIN
  • Publication number: 20250010257
    Abstract: A process apparatus includes a gas supplier which supplies a reaction gas having a constant concentration, and a processor which performs a predetermined process by the reaction gas supplied from the gas supplier, where the gas supplier includes a reactor which accommodates a solid phase reactant, a heater which applies heat to the solid phase reactant to convert the solid phase reactant to a reaction gas in a gas phase, a gas pump which applies a predetermined pumping pressure to the reactor, and a gas outlet which discharges the reaction gas to the processor.
    Type: Application
    Filed: September 25, 2024
    Publication date: January 9, 2025
    Inventors: Dongsik Yang, Hyukjae Kwon, Minseok Koo, Sukeun Kuk, Sehyeong Oh, Hyun Chul Lee, Sangmin Ji
  • Patent number: 12128395
    Abstract: A process apparatus includes a gas supplier which supplies a reaction gas having a constant concentration, and a processor which performs a predetermined process by the reaction gas supplied from the gas supplier, where the gas supplier includes a reactor which accommodates a solid phase reactant, a heater which applies heat to the solid phase reactant to convert the solid phase reactant to a reaction gas in a gas phase, a gas pump which applies a predetermined pumping pressure to the reactor, and a gas outlet which discharges the reaction gas to the processor.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: October 29, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dongsik Yang, Hyukjae Kwon, Minseok Koo, Sukeun Kuk, Sehyeong Oh, Hyun Chul Lee, Sangmin Ji
  • Patent number: 12107052
    Abstract: An overlay mark forming a Moire pattern, an overlay measurement method using the overlay mark, an overlay measurement apparatus using the overlay mark, and a manufacturing method of a semiconductor device using the overlay mark are provided. The overlay mark for measuring an overlay based on an image is configured to determine a relative misalignment between at least two pattern layers. The overlay mark includes a first overlay mark including a pair of first grating patterns which has a first pitch along a first direction and which is rotationally symmetrical by 180 degrees, and includes a second overlay mark including a pair of second grating patterns and a pair of third grating patterns. The second grating patterns partially overlap the first grating patterns and are rotationally symmetrical by 180 degrees, and the third grating patterns partially overlap the first grating patterns and are rotationally symmetrical by 180 degrees.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: October 1, 2024
    Assignee: AUROS TECHNOLOGY, INC.
    Inventors: Hyun Chul Lee, Hyun Jin Chang
  • Publication number: 20240299882
    Abstract: A filtering system includes: a catalyst filter including a filter frame including a first surface and a second surface opposite to the first surface, and a photocatalyst layer provided on the second surface of the filter frame; a light source unit configured to irradiate light for activating the photocatalyst layer; and a plurality of waveguides inserted into at least some of a plurality of channels, respectively, to increase light transmission into the at least some of the plurality of channels of the catalyst filter.
    Type: Application
    Filed: September 9, 2023
    Publication date: September 12, 2024
    Inventors: Min Seok Koo, Jawon Kim, Jongkyu Kim, Hyun Chul Lee, Hyukjae Kwon, Sangmin Ji
  • Patent number: 12064536
    Abstract: A photocatalyst for air purification, a photocatalyst film including the photocatalyst, and an air purification device including the photocatalyst. The photocatalyst for air purification includes: a first metal oxide particle having ultraviolet absorptivity, and fluorine bound to a surface of the first metal oxide particle; second metal oxide particles present on the surface of the first metal oxide particle. The use of the photocatalyst for air purification to remove or degrade volatile organic compounds (VOCs) and viruses.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: August 20, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Minseok Koo, Hyukjae Kwon, Hyun Chul Lee, Sukeun Kuk, Dongsik Yang, Sehyeong Oh, Sangmin Ji
  • Patent number: 12067474
    Abstract: A method implemented by one or more computing systems includes accessing a first data matrix including a plurality of row data and a plurality of column data. The method further includes providing, to a first generative adversarial network (GAN), a first data input including a plurality of row vectors corresponding to the plurality of row data, and providing, to a second GAN, a second data input including a plurality of column vectors corresponding to the plurality of column data. The method further includes generating, by simultaneous co-clustering the plurality of row vectors and the plurality of column vectors by the first GAN and the second GAN, a co-clustered correlation matrix based on the plurality of row vectors and the plurality of column vectors. The method further includes the co-clustered correlation matrix includes co-clustered associations between the plurality of row data and the plurality of column data.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: August 20, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Chul Lee, Jaejun Lee, Tomasz Jan Palczewski
  • Publication number: 20240271805
    Abstract: A composite catalyst filter includes a porous filter substrate, and particles of at least one type of catalyst on a surface of the porous filter substrate. The particles of the catalyst include particles of a photocatalyst, and particles of at least one type of adsorbent and oxidation catalyst.
    Type: Application
    Filed: August 10, 2023
    Publication date: August 15, 2024
    Inventors: Hyeonsu HEO, Jongmin LEE, Wooyul KIM, Hyun Chul LEE, Cheolwoo PARK, Gahye SHIN
  • Patent number: 12055320
    Abstract: An outdoor air cleaning system includes a partition surrounding a purification space to isolate the purification space from an external space and having at least one opening connecting the purification space to the external space, an air purifying device configured to supply purified air to the purification space, and a controller configured to control the air purifying device. An openness level defined as an area ratio of the opening with respect to a surface area of the partition is about 10% or more and about 50% or less.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: August 6, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyukjae Kwon, Taeksoo Kim, Hyun Chul Lee, Joonseon Jeong, Inhyuock Cho, Sangmin Ji, Jaeseung Han, Jinkyu Kang, Ilhwan Kim, Kitae Park, Seokwhan Chung, Hyoungwoo Choi
  • Publication number: 20240235560
    Abstract: A clock generation circuit includes a control clock generation circuit and first and second clock synchronization circuits. The control clock generation circuit compares a reference voltage with first and second feedback clock signals to generate first and second control clock signals. The first clock synchronization circuit makes the first and second feedback clock signals transit in synchronization with the first and second control clock signals. The second clock synchronization circuit generates first and second phase clock signals in synchronization with the first feedback clock signal and the second feedback clock signal.
    Type: Application
    Filed: March 25, 2024
    Publication date: July 11, 2024
    Applicant: SK hynix Inc.
    Inventor: Hyun Chul LEE
  • Patent number: 12016982
    Abstract: A filter and a filter system including the filter. The filter includes a porous filter frame having a first upstream-side surface, and a second downstream-side surface based on a thickness direction, the porous filter frame filtering particulate matter. A copper material layer is disposed on at least a portion of the first upstream-side surface of the filter frame.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: June 25, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyukjae Kwon, Minseok Koo, Hyun Chul Lee, Sukeun Kuk, Dongsik Yang, Sehyeong Oh, Inhyuock Cho, Sangmin Ji
  • Patent number: D1061381
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: February 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dae-Chul Jang, Hyun-Doo Lee
  • Patent number: D1061382
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: February 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dae-Chul Jang, Hyun-Doo Lee
  • Patent number: D1063781
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: February 25, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dae-Chul Jang, Hyun-Doo Lee