Patents by Inventor In Seok Oh

In Seok Oh 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: 20220413725
    Abstract: A method and memory device of controlling a plurality of low power states are provided. The method includes: entering a low power mode state, in which memory cell rows of the memory device are refreshed and power consumption is lower than in a self-refresh mode state, in response to a low power state entry command; and exiting the low power mode state based on a low power mode exit latency time that is set in a mode register of the memory device or at least one of an alarm signal and a low power mode exit command.
    Type: Application
    Filed: September 6, 2022
    Publication date: December 29, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yeon-kyu CHOI, Ki-seok OH, Seung-jun SHIN, Hye-ran KIM
  • Publication number: 20220395915
    Abstract: A cutting insert according to an embodiment of the present disclosure relates to a circular double-sided cutting insert including a top surface, a bottom surface, a lateral surface, and a cutting edge, and mounted to a cutting tool, in which a plurality of clearance surfaces and a plurality of fastening surfaces are located on the lateral surface, and among the plurality of fastening surfaces, a fastening surface, which is brought into contact with the cutting tool upon mounting of the cutting insert to the cutting tool, forms an acute angle with respect to the top surface or the bottom surface acting as a rake surface.
    Type: Application
    Filed: August 26, 2020
    Publication date: December 15, 2022
    Applicant: KORLOY INC.
    Inventors: Nam Seon LEE, Ki Chan NAM, Min Seok OH
  • Publication number: 20220395886
    Abstract: A reinforcing member for cold forming according to an embodiment comprises: a blank member; and a reinforcing patch member provided to cover at least a portion of the blank member and coupled to the blank member by a plurality of welded portions, wherein the entire region of a heat-affected zone formed around the welded portions in the blank member is positioned in a region corresponding to the reinforcing patch member, and a heat-affected zone formed around a first welded portion from among the welded portions may contact the central point of a second welded portion adjacent to the first welded portion or may be formed to be spaced apart from the central point of the second welded portion.
    Type: Application
    Filed: November 13, 2020
    Publication date: December 15, 2022
    Applicant: POSCO
    Inventor: Kyung-Seok Oh
  • Publication number: 20220390544
    Abstract: In a multilateration system based on an absolute distance measurement and a multilateration method using the multilateration system, the multilateration system is configured to obtain spatial coordinates of an object moving in a space. The system includes a tracking unit having a plurality of tracking devices, and a control calculation part having a dead path estimation part and a tracking device position calculation part. The tracking devices are positioned differently with each other and each of the tracking devices measures a distance to the object. The dead path estimation part is configured to pre-estimate a dead path which is a distance between a measurement reference surface of each tracking device and a central position of each tracking device. The tracking device position calculation part is configured to calculate the central position of each tracking device via nonlinear optimization.
    Type: Application
    Filed: November 10, 2021
    Publication date: December 8, 2022
    Inventors: Jeong Seok OH, Seungman KIM, Seongheum HAN, Gyungho KHIM, Seung Kook RO, QUOC KHANH NGUYEN
  • Publication number: 20220393199
    Abstract: The present invention relates to a humidifier for a fuel cell, the humidifier comprising: a humidifying module for humidifying a dry gas, supplied from the outside, by using a wet gas discharged from a fuel cell stack; and a first cap coupled to one end of the humidifying module. The humidifying module includes: a mid-case; and at least one cartridge disposed in the mid-case and accommodating a plurality of hollow fiber membranes. The humidifier for a fuel cell further includes a first packing member which is air-tightly coupled to at least one end of the humidifying module through mechanical assembly so that the first cap is in fluid communication with only the hollow fiber membranes.
    Type: Application
    Filed: November 27, 2020
    Publication date: December 8, 2022
    Inventors: Woong Jeon AHN, Young Seok OH, In Ho KIM
  • Publication number: 20220383931
    Abstract: A memory device includes a clock receiver configured to receive, from a memory controller, a write clock that is used to receive write data during a data write operation, a duty monitor configured to generate first monitoring information by monitoring a duty of the write clock, and a duty adjuster configured to adjust the duty of the write clock in response to a duty control signal and output an adjusted write clock. The memory device provides the first monitoring information to the memory controller, and receives the duty control signal, generated using the first monitoring information, from the memory controller.
    Type: Application
    Filed: July 29, 2022
    Publication date: December 1, 2022
    Inventors: DAE-SIK MOON, GIL-HOON CHA, KI-SEOK OH, CHANG-KYO LEE, YEON-KYU CHOI, JUNG-HWAN CHOI, KYUNG-SOO HA, SEOK-HUN HYUN
  • Publication number: 20220382013
    Abstract: A camera module according to an embodiment of the present invention includes: a lens group; a lens support unit for accommodating the lens group; a magnet arranged on the outer surface of the lens support unit; a yoke portion spaced apart from the magnet and arranged to face the magnet; and a coil arranged on the yoke portion so as to be spaced apart from and to face the magnet between the magnet and the yoke portion, wherein the lens group, the lens support unit, and the magnet move together along an optical axis according to a current applied to the coil, the yoke portion includes a first yoke and a second yoke arranged on the first yoke, the second yoke is arranged between the first yoke and the coil, and magnetism of the first yoke is stronger than that of the second yoke.
    Type: Application
    Filed: October 8, 2020
    Publication date: December 1, 2022
    Inventors: Jun Seok OH, Min Ji KIM, Jae Gwang LEE
  • Patent number: 11512371
    Abstract: Disclosed are a BCC dual phase refractory superalloy with high phase stability and a manufacturing method therefor, the alloy comprising one or more of Ti, Zr, and Hf as Group 4 transition metals, one or more of Na and Ta as Group 5 transition metals, and Al, and having a structure of a BCC phase, wherein the BCC phase is composed of a disordered BCC phase and an ordered BCC phase, and wherein the ordered BCC phase is formed by allowing Al, which is a BCC phase forming element, to be soluted in an area of the BCC phase where the contents of the Group 5 transition metals are more than those of the Group 4 transition metals, so that the present disclosure provides a BCC dual phase refractory superalloy with high phase stability, characterized in that when a BCC dual phase with the ordered BCC phase and the disordered BCC phase separated from each other is formed by aging, the aging condition is precisely controlled through the apex temperature (Tc) of the BCC phase miscibility gap, expressed by (Equation 1) bel
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: November 29, 2022
    Assignee: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Eun Soo Park, Sang Jun Kim, Ji Young Kim, Hyun Seok Oh, Kook Noh Yoon
  • Patent number: 11513948
    Abstract: A memory system includes a first memory device including a plurality of first physical blocks; a second memory device including a plurality of second physical blocks; a first core suitable for managing a plurality of first super blocks that store data associated with a first logical address, the plurality of first super blocks being mapped to the plurality of first physical blocks; a second core suitable for managing a plurality of second super blocks that store data associated with a second logical address, the plurality of second super blocks being mapped to the plurality of second physical blocks; a global wear-leveling manager suitable for changing mapping between the first physical blocks, which are mapped to one among the first super blocks, and the second physical blocks, which are mapped to one among the second super blocks based on degrees of wear of the first and second super blocks.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: November 29, 2022
    Assignee: SK hynix Inc.
    Inventors: Yong Seok Oh, Youngho Ahn, Joon Ho Lee, Chang Eun Choi
  • Publication number: 20220372496
    Abstract: The present invention relates to improvement in the prevention and treatment of viral infectious diseases through the structural modification or improvement of a nano-perforator. According to the present invention, a nano-perforator, having modified structure, area, shape and membrane scaffold protein characteristics, has improved thermal stability and has maximized anti-viral activity through an increase in the efficiency of perforation activity, an increase in the stability of nano-perforator and the provision of virus specificity, and thus can be usable as a pharmaceutical composition for preventing or treating viral infectious diseases.
    Type: Application
    Filed: September 22, 2020
    Publication date: November 24, 2022
    Applicant: MVRIX Co., Ltd.
    Inventors: Dae-Hyuk KWEON, Younghun JUNG, Seokoh MOON, Hyun Seok OH, Seokhyeon YU, Jaehyeon HWANG
  • Publication number: 20220376296
    Abstract: The present disclosure relates to a single-ion solid electrolyte and its method of preparation. More particularly, the present disclosure relates to a single-ion conducting polymer solid electrolyte containing a network polymer, inorganic nanoparticles, and an electrolyte, wherein the network polymer contains a structural unit containing a cationic group, and its method of preparation.
    Type: Application
    Filed: April 4, 2022
    Publication date: November 24, 2022
    Inventors: Kyeong Seok OH, Sang Young LEE
  • Patent number: 11508268
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: November 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang-Woo Lee, Yougn Do Kim, Hyun Seok Oh
  • Patent number: 11509049
    Abstract: A touch sensor-antenna module according to exemplary embodiments of the present invention includes a substrate layer, a touch sensor electrode layer disposed on a central portion of an upper surface of the substrate layer, and antenna patterns disposed on a peripheral portion of the upper surface of the substrate layer at the same level as that of the touch sensor electrode layer. Mutual interference between the touch sensor electrode layer and the antenna pattern may be reduced to improve signal reliability and process efficiency.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: November 22, 2022
    Assignees: DONGWOO FINE-CHEM CO., LTD., POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Yun Seok Oh, Jong Min Kim, Dong Pil Park, Won Bin Hong
  • Patent number: 11508420
    Abstract: A memory device includes a driver that drives a data line connected with an external device, an internal ZQ manager that generates an internal ZQ start signal, a selector that selects one of the internal ZQ start signal and a ZQ start command from the external device, based on a ZQ mode, a ZQ calibration engine that generates a ZQ code by performing ZQ calibration in response to a selection result of the selector, and a ZQ code register that loads the ZQ code onto the driver in response to a ZQ calibration command from the external device.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: November 22, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Donghun Lee, Daesik Moon, Young-Soo Sohn, Young-Hoon Son, Ki-Seok Oh, Changkyo Lee, Hyun-Yoon Cho, Kyung-Soo Ha, Seokhun Hyun
  • Patent number: 11506947
    Abstract: A display device including a lower substrate, a display structure, pad electrodes, and a driver integrated circuit. The lower substrate has a display area and a pad area. The display structure is disposed in the display area on the lower substrate. The pad electrodes are disposed in the pad area on the lower substrate while being spaced apart from each other in a first direction. The driver integrated circuit is spaced apart from the pad electrodes in the second direction in the pad area on the lower substrate, and includes a circuit portion and a first blocking portion spaced apart from the circuit portion in a second direction perpendicular to the first direction.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: November 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heesung Lim, Sang-Yoon Bae, Jieun Song, Beom seok Oh, Seungkyu Lee
  • Publication number: 20220368540
    Abstract: A device for secure and automated enrollment-certificate bootstrapping on keys and certificates for a vehicle to everything (V2X) environment of a V2X end entity in a security credential management system (SCMS) for V2X communication, the device comprising: a processor; and a memory configured to store at least one instruction to be performed by the processor, the at least one instruction is configured to instruct the processor to perform steps of: by a secure bootstrapping service (SBS) agent, checking, for an SSB server, configuration information; by the SBS agent, making a request for bootstrapping data to the SBS server; and by the SBS agent, installing the bootstrapping data in the SBS server.
    Type: Application
    Filed: November 5, 2021
    Publication date: November 17, 2022
    Inventors: Seok Woo LEE, Duk Soo KIM, Eui Seok KIM, Sang Gyoo SIM, Jung Ook KIM, Jong Guk LEE, Young Seok OH, Sang Seok LEE
  • Publication number: 20220363941
    Abstract: A highly stretchable superhydrophobic thin film using initiated chemical vapor deposition is prepared by a method in which a substrate is coated with a copolymer at a nanometer thickness by allowing a fluorine monomer containing 4 to 6 fluoroalkyl groups and having a glass transition temperature of 5° C. or less to react with a crosslinking monomer on the substrate in the presence of an initiator in an initiated chemical vapor deposition reactor and thus its durability can be secured in foldable and wearable devices.
    Type: Application
    Filed: April 18, 2022
    Publication date: November 17, 2022
    Inventors: Sung Gap IM, Myung Seok Oh, Mingyu Jeon
  • Publication number: 20220362100
    Abstract: A mask according to an embodiment comprises: a body having a shape corresponding to a user's face; a first recess disposed on one surface of the body, opposite to the user's face; and a piezoelectric part disposed in the first recess, wherein the first recess has a shape recessed outward from the one surface of the body and is disposed in a region corresponding to at least one of the user's brow region and eye rim regions, and the piezoelectric unit protrudes beyond the one surface toward the user.
    Type: Application
    Filed: September 1, 2020
    Publication date: November 17, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Beom Sun HONG, Hae Rok SON, Gyu Lin LEE, Min Seok OH, Mi Sun LEE
  • Publication number: 20220367772
    Abstract: A display device includes a display panel including: a first display region; a main display region; first light-emitting elements at the first display region; a connection part at the first display region, and connecting adjacent first light-emitting elements from among the first light-emitting elements to each other; and a light blocking pattern overlapping with the connection part in a plan view. The light blocking pattern includes: a first light blocking pattern spaced from the first light-emitting elements with a first gap between the first light blocking pattern and adjacent ones of the first light-emitting elements, the first light blocking pattern being located at the same layer as that at which at least a portion of each of the first light-emitting elements is located; and a second light blocking pattern under the first light blocking pattern, at least a portion of the second light blocking pattern overlapping with the first gap.
    Type: Application
    Filed: March 16, 2022
    Publication date: November 17, 2022
    Inventors: EON SEOK OH, TAEHYUN SUNG, JE-HYUN SONG, JUNGMIN CHOI
  • Patent number: 11500562
    Abstract: Embodiments of the present disclosure relate to a memory system, a memory controller, and a method of operating the same, and more particularly, to a memory system, a memory controller, and a method of operating the same, which calculate a read-attribute value, a write-attribute value, and a time-attribute value for a nonvolatile memory set and determine an operation mode of the nonvolatile memory set on the basis of at least one of the read-attribute value, the write-attribute value, and the time-attribute value, thereby enabling a host to predict whether or not a memory controller executes a background operation.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: November 15, 2022
    Assignee: SK hynix Inc.
    Inventors: Yong-Seok Oh, Hee-Chan Shin, Young-Ho Ahn, Do-Hyeong Lee, Jin-Yeong Kim