Patents by Inventor Sang Hyun

Sang Hyun 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: 20240166054
    Abstract: In an embodiment a power supply system includes a low voltage DC/DC converter (LDC) configured to convert a high voltage into a low voltage, a main battery configured to be charged by the LDC and to supply power to a junction block divided into an essential load part and a general load part, a control block comprising a first power switch configured to control power between the LDC and the junction block, a second power switch configured to control the power between the main battery and the junction block, and a load switch configured to selectively cut off the power to the general load part and an auxiliary battery configured to selectively supply power to an auxiliary junction block.
    Type: Application
    Filed: June 23, 2023
    Publication date: May 23, 2024
    Inventors: Sang Wook Park, Je Hyun Kim, Young Ho Kim, Kuk Hyeon Yoo, Oh Kab Kwon
  • Publication number: 20240168694
    Abstract: A display device and a wearable device. The display device may include at least one display panel comprising multiple subsidiary display panels, wherein images output from the subsidiary panels are extended to one another to form a single screen image and at least one multi-channel lens including multiple subsidiary lenses to provide multiple channels for light incident onto the subsidiary lenses, respectively, wherein the subsidiary display panels are associated with the subsidiary lenses, respectively, and the subsidiary display panels are inclined at a first angle from a reference plane so that their front surfaces face the respective subsidiary lenses.
    Type: Application
    Filed: September 11, 2023
    Publication date: May 23, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
  • Publication number: 20240166914
    Abstract: The present invention provides an optical film comprising a light-transmitting substrate and a buffer layer, and having the maximum restoration length of 40-100 mm, and a display device comprising such an optical film.
    Type: Application
    Filed: November 24, 2021
    Publication date: May 23, 2024
    Inventors: Sang Hyun AHN, Pil Rye YANG
  • Publication number: 20240171112
    Abstract: The present invention relates to a motor driving control system and a control method thereof. The purpose of the present invention is to provide a motor driving control system and a control method thereof, which may change electric current limiting logic, which is applied to a BLDC motor for a cooling fan, in response to an operating speed of the motor to stably protect the motor from an overload in a low-speed driving state as well as an overload in a high-speed driving state.
    Type: Application
    Filed: March 8, 2022
    Publication date: May 23, 2024
    Inventors: Kyung Won AN, Min Sik KIM, Sang Hun KIM, Won Seok KIM, Tae Wan KIM, Pureunsam PARK, Sung Joon LEE, Song Cheol LEE, Ho Bin IM, Eui Hyun KIM
  • Publication number: 20240170774
    Abstract: Secondary battery sealing equipment presses and seals a sealing portion of a pouch. The secondary battery sealing equipment including includes: a pair of sealing blocks and a gap adjustment device configured to adjust the gap between the pair of sealing blocks. The gap adjustment device includes: support pieces provided at respective ends of a first sealing block that presses one surface of the sealing portion of the pouch; and gap adjustment pieces rotatably coupled to respective ends of a second sealing block that presses the other surface of the sealing portion of the pouch. Each of the gap adjustment pieces is provided with a plurality of adjustment surfaces having different heights, and at least one of the plurality of adjustment surfaces is configured to engage a respective support pieces to adjust the gap between the pair of sealing blocks.
    Type: Application
    Filed: October 7, 2022
    Publication date: May 23, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Eung Hyun Lee, Woong Gun Oh, Gee Hwan Kim, Sang Uk Yeo
  • Publication number: 20240168911
    Abstract: A peripheral component interconnect express (PCIe) device includes a common function performing operations associated with a PCIe interface according to a function type, the common function being programmable to be a function type selected from a plurality function types, an access identification information controller generating first access identification information for allowing an access to the common function, and providing the first access identification information to an assigned system image to which the common function has been assigned, a data packet receiver receiving a data packet including target identification information indicating a target system image from the target system image, and an access allowance determiner determining whether or not to allow the target system image to access the common function based on the first access identification information and the target identification information.
    Type: Application
    Filed: January 8, 2024
    Publication date: May 23, 2024
    Inventors: Yong Tae JEON, Byung Cheol KANG, Seung Duk CHO, Sang Hyun YOON, Se Hyeon HAN, Jae Young JANG
  • Publication number: 20240168106
    Abstract: Disclosed is a method and apparatus for measuring magnetic field and/or temperature using a diamond nitrogen-vacancy center sensor, and a measuring apparatus based on a diamond nitrogen-vacancy center (DNV) sensor may include: a diamond nitrogen-vacancy center sensor; a frequency synthesizer for generating a first reference signal and a second reference signal; a first microwave generator for generating a first microwave that is frequency modulated according to the first reference signal and causes a first spin transition in the diamond nitrogen-vacancy center sensor; a second microwave generator for generating a second microwave that is frequency modulated according to the second reference signal and causes a second spin transition in the diamond nitrogen-vacancy center sensor; a laser irradiator for applying a laser to excite the spin state of the diamond nitrogen-vacancy center sensor; a power amplifier for combining and amplifying the first microwave and the second microwave to apply to the diamond nitrog
    Type: Application
    Filed: November 21, 2022
    Publication date: May 23, 2024
    Inventors: Jeong Hyun Shim, Sang Won Oh, Ki Woong Kim, Kwang Geol Lee
  • Patent number: 11990615
    Abstract: A cathode active material for a lithium secondary battery includes a lithium-transition metal composite oxide particle having a lattice strain (?) of 0.18 or less, which is calculated by applying Williamson-Hall method defined by Equation 1 to XRD peaks measured through XRD analysis, and having an XRD peak intensity ratio of 8.9% or less, which is defined by Equation 2. By controlling the lattice strain and XRD peak intensity ratio of the lithium-transition metal composite oxide particle, a lithium secondary battery with improved life-span characteristics as well as output characteristics is provided.
    Type: Grant
    Filed: March 7, 2023
    Date of Patent: May 21, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Sang Han Lee, Min Gu Kang, Jeong Bae Yoon, Yong Hyun Cho
  • Publication number: 20240161806
    Abstract: A memory includes: a plurality of word lines; and a row circuit configured to: activate at least one word line among the word lines to an active voltage level during an active operation and discharge the activated word line during a precharge operation; and discharge the word line from the active voltage level to a precharge voltage level in different manners during the precharge operation in response to a precharge command and during the precharge operation during a refresh operation.
    Type: Application
    Filed: February 2, 2023
    Publication date: May 16, 2024
    Inventors: Sang Hyun KU, Do Hong Kim, Min Ho Seok, Duck Hwa Hong, So Yoon Kim
  • Publication number: 20240162039
    Abstract: Provided is a method for manufacturing a photomask. The method comprises providing a pre-photomask, the pre-photomask including a first area, a second area configured to perform a first duty correction, and a third area configured to perform a second duty correction; forming a pre-photoresist pattern using the pre-photomask such that the pre-photoresist pattern has a stepped shape having at least three steps in a cross-sectional view of the pre-photoresist pattern; analyzing a profile of the pre-photoresist pattern in the cross-sectional view; and inserting an auxiliary pattern into at least one of the first to third areas, based on a result of the analyzing of the profile of the pre-photoresist pattern.
    Type: Application
    Filed: October 9, 2023
    Publication date: May 16, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Bon Hyun GU, Soo Yong LEE, Bong Cheol KIM, Sang Ho LEE
  • Publication number: 20240160486
    Abstract: A computing resource management system using software modularization in a cluster computing environment in which computing devices are connected, including an application process running on each computing device and an algorithm processing process configured to run independently of the application process and perform task processing on the application process, the computing resource management system including: a task managing system configured to receive a task request message from an application process requiring a task from each computing device; a process managing system configured to confirm an algorithm processing process of computing devices connected to the cluster computing environment, and determine whether there is an algorithm processing process in an idle state to which the application process requested for a task will be assigned; and a performed managing system configured to confirm a result of an application process whose task is performed by the algorithm processing process.
    Type: Application
    Filed: October 17, 2023
    Publication date: May 16, 2024
    Inventors: Sang Hyun SON, Yeon Chul Song, Myeong Jun Lim, Ji Hoon Yoo, Kwang Sup Kim, Jong Min Lee, Young Ho Park, Jun Ho Oh, Joong Chol Shin, Hyun Cheol Cho
  • Patent number: 11983136
    Abstract: A Peripheral Component Interconnect Express (PCIe) device performing communication with a host through a PCIe link includes a first physical function, a plurality of second physical functions, and a function mode controller. The first physical function manages the PCIe link and receives function mode control information from the host. Each of the plurality of second physical functions may be enabled or disabled according to a respective operation mode. Based on the function mode control information, the function mode controller sets the operation modes of the plurality of second physical functions to one of an active mode and an inactive mode.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: May 14, 2024
    Assignee: SK hynix Inc.
    Inventors: Yong Tae Jeon, Sang Hyun Yoon, Se Hyeon Han
  • Patent number: 11984601
    Abstract: A conductive material dispersion liquid, and an electrode and a lithium secondary battery manufactured using the same. The conductive material dispersion liquid includes a carbon-based conductive material, a dispersant, and a dispersion medium. The dispersant is a copolymer including a first repeating unit represented by Chemical Formula 1, a second repeating unit represented by Chemical Formula 2, and a third repeating unit represented by Chemical Formula 3, and the dispersion medium is a non-aqueous solvent.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: May 14, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Houng Sik Yoo, Hyeon Choi, Dong Hyun Kim, Hyun Sik Chae, Sang Hoon Choy, Hyung Suk Cho
  • Patent number: 11982287
    Abstract: The present invention relates to a fan shroud provided in a cooling module, and an object of the present invention is to provide a fan shroud having a peripheral part configured to surround an outer periphery of a fan, and a planar part coupled to face a heat exchanger, in which a noise-reducing hole is formed at an appropriate position and defined by connecting a first hole, which extends in a circumferential direction of the peripheral part, and a second hole, which extends toward the planar part and is formed through the planar part, thereby effectively reducing BPF noise while minimizing deterioration in rigidity and durability of the fan shroud.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: May 14, 2024
    Assignee: Hanon Systems
    Inventors: Cheolun Park, Jun Ho Kim, Ok Ryul Min, Sang Hyun Lee
  • Patent number: 11983374
    Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.
    Type: Grant
    Filed: May 1, 2023
    Date of Patent: May 14, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
  • Publication number: 20240149692
    Abstract: A vehicle may include: an auxiliary battery configured to supply power to the vehicle; a low-voltage output unit configured to supply power to the auxiliary battery to charge the auxiliary battery; a battery sensor configured to measure a current of the auxiliary battery by charging or discharging the auxiliary battery; and a controller configured to control the low-voltage output unit, and determine a durability of the auxiliary battery based on an internal resistance, of the auxiliary battery, calculated using the current measured by the battery sensor.
    Type: Application
    Filed: July 11, 2023
    Publication date: May 9, 2024
    Inventors: Kyung Hyun Lim, Sang Jin Lee
  • Publication number: 20240149653
    Abstract: A docking system for a vehicle and a building and a control method therefor, include a plurality of vehicle doors provided to enter the vehicle, a roof connected to an upper portion of each of the vehicle doors, and configured to be vertically lifted and lowered above and below the plurality of vehicle doors, wherein when the roof is lifted, an indoor space expands upward to connect the indoor space of the vehicle to an indoor space of the building into one space, and a sealing door respectively provided inside each of the vehicle doors, when the roof is lifted, which is rotated toward each of the vehicle doors to seal each of the vehicle doors and the roof.
    Type: Application
    Filed: April 14, 2023
    Publication date: May 9, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Hyung Sik Choi, Sang Heon Lee
  • Publication number: 20240153831
    Abstract: An apparatus and method for measuring air currents on the surface of a substrate, which can accurately measure the magnitude and direction of air currents on the surface of a wafer with wafer-type air current measurement sensors, are provided. The apparatus includes: a first air current measurement module measuring a magnitude of air currents on a surface of a first substrate, which is processed in accordance with a semiconductor manufacturing process; a second air current measurement module measuring a movement direction of the air currents; and a power module supplying power to the first and second air current measurement modules, wherein the first air current measurement module, the second air current measurement module, and the power module are mounted on a second substrate, which has the same shape as the first substrate.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 9, 2024
    Inventors: Yong Jun SEO, Su Jin CHAE, Sang Hyun SON, Sang Min HA, Young Sik BANG, Jeong Mo HWANG, Dong Ok AHN
  • Publication number: 20240151931
    Abstract: The present invention relates to a camera module, and the present invention may comprise: a lens; a heating layer positioned on the lens so as to generate heat when power is supplied thereto; and a heating wire, which is positioned on the surface of the lens or of the heating layer, which generates heat when a current is supplied thereto from an external power supply, and which is electrically connected to the heating layer. The present invention comprises a heating wire, besides the heating layer that comprises a conductive material, and thus can reduce the time taken to supply a heating body with a current, and the reduced heating time accordingly enables rapid heating.
    Type: Application
    Filed: January 19, 2024
    Publication date: May 9, 2024
    Inventors: Sang Hyun LEE, Jung Hoo SEO, Dae Hwan KIM
  • Publication number: 20240153095
    Abstract: A side outer extraction method may include receiving, by at least one processor, an image, of a vehicle, preprocessed from three-dimensional (3D) data from a computer-aided design (CAD) module, detecting, using an artificial intelligence model, a classification value and a bounding box for each region, of a plurality of regions, corresponding to one of a plurality of target references of the preprocessed image, transmitting, to the CAD module, a signal indicating the classification value and the bounding box for each region of the plurality of regions, and causing extraction, by the CAD module, of the plurality of target references from the classification value and the bounding box for each region of the plurality of regions, based on the received signal.
    Type: Application
    Filed: August 7, 2023
    Publication date: May 9, 2024
    Inventors: SungHyun Park, Sang Hwan Jun, Jee-Hyong Lee, Eun-Ho Lee, Tae-Hyun Kim, Jin Sub Lee