Patents by Inventor Hyun Chul Park

Hyun Chul Park 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: 20210225976
    Abstract: Disclosed is a display device. The display device includes a substrate having an active area and a non-active area, a thin film transistor arranged on the active area of the substrate, at least two planarization layers arranged on the thin film transistor, signal links arranged on the non-active area of the substrate, and an outer cover layer spaced apart from the at least two planarization layers and configured to overlap upper and side surfaces of the signal links, thus preventing or reducing damage to the signal links.
    Type: Application
    Filed: April 1, 2021
    Publication date: July 22, 2021
    Inventors: Tae-Won LEE, Jong-Chan PARK, Hyun-Chul UM
  • Patent number: 11066058
    Abstract: A method of controlling vacuum pressure for vehicle braking may include checking whether a vehicle is idle or enters a deceleration state, comparing an engine vacuum pressure and a booster vacuum pressure of the vehicle with a preset reference value, checking whether a valve control system of the vehicle is operable when the engine vacuum pressure and the booster vacuum pressure are lower less than the preset reference value, controlling the valve control system when the valve control system is operable; and controlling an air conditioner (A/C) or an alternator of the vehicle when the valve control system is inoperable.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: July 20, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Kook-Jin Hwang, Hyun-Sung Park, Young-Kyo Chung, Ho-Chul Jee, Tae-Hun Jung, Tae-Woo Lee
  • Publication number: 20210177735
    Abstract: The present disclosure relates to a pharmaceutical composition for prevention, improvement or treatment of light-derived skin cell damage, a health supplement food composition for prevention or improvement of light-derived skin cell damage and a blue light blocking cosmetic composition, each of which includes Curcuma aromatica Salisb extract and/or Elaeocarpus sylvestris var. Ellipticus extract as effective ingredients, as well as a method for preparing the Curcuma aromatica Salisb extract and the Elaeocarpus sylvestris var. Ellipticus extract. Such compositions may absorb blue light having a wavelength of 380 to 500 nm, so as to protect skin cells from being damaged by blue light.
    Type: Application
    Filed: October 30, 2020
    Publication date: June 17, 2021
    Inventors: Taeil KWAK, Kwang II KIM, Junhyuk KIM, Hyun-Chul PARK, Jaehyeok CHOI
  • Publication number: 20200382494
    Abstract: A method of registering biometric information according to an embodiment includes generating a registration target biometric template based on biometric information of a user, transmitting a biometric information registration request including the registration target biometric template to a server, acquiring transaction information based on the biometric information registration request from the server through one or more communication interfaces, generating an electronic signature for the transaction information using a private key, transmitting the electronic signature for the transaction information to the server through the one or more communication interfaces, and acquiring a registration result for the registration target biometric template based on a verification result for the electronic signature from the server through the one or more communication interface.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 3, 2020
    Inventors: Hyun Chul PARK, Dong Yeong KIM, Kyung Joon PARK, Hee Jin PARK, Hyo Il LEE, Jae Hyuk CHO
  • Patent number: 10804015
    Abstract: Provided is an electrical steel sheet comprising: a groove formed in a surface of a steel sheet, wherein the groove includes a bottom surface, a first side surface extending from the bottom surface, and a second side surface extending from the bottom surface in opposite to the first side surface, wherein the groove has a depth from the surface to the bottom surface, a width in a rolling direction of the steel sheet, and a length in a width direction of the steel sheet, and wherein the groove is formed through laser-irradiation and removal of melt produced by the laser-irradiation; an opening defined by the bottom surface, the first side surface and the second side surface; and a first solidification portion formed on the first side surface of the groove. The first solidification portion is formed by a solidification of part of the melt produced from the laser-irradiation.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: October 13, 2020
    Assignee: POSCO
    Inventors: Oh-Yeoul Kwon, Won-Gul Lee, Chan-Hee Han, Hyun-Chul Park
  • Patent number: 10795594
    Abstract: A method of operating a storage device including a non-volatile memory includes receiving a write command from a host in a first state, receiving write data from the host in a second state, and transitioning an operation state from the second state to one of the first state and a third state based on a write mode chosen. The write command is received in the first state, and the received write data is programmed to the non-volatile memory in the third state.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: October 6, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-chul Park, Bo-mi Seok, Jun-ho Ahn, Ju-young Lee
  • Publication number: 20200218619
    Abstract: A storage device includes a memory device including a metadata area and a journal data area. A memory controller is configured to control the memory device to write a metadata block to the metadata area and to write a journal data block to the journal data area. The metadata block includes metadata, and the journal data block includes both journal data and metadata storage information. The journal data includes log information pertaining to the metadata, and the metadata storage information includes information pertaining to storage of the metadata block.
    Type: Application
    Filed: August 26, 2019
    Publication date: July 9, 2020
    Inventors: SI-NAE HWANG, Hyun-Chul Park, Su-Ryun Lee, Ju-Young Lee
  • Patent number: 10671718
    Abstract: A system and method for authentication are provided. The system for authentication according to one embodiment of the present disclosure includes: a service server configured to: receive a first authentication request message from an authentication server and convert a random number included in the first authentication request message into an optical code; a first user terminal configured to receive the optical code from the service server and display the optical code; and a second user terminal configured to: recognize the random number by capturing an image of the displayed optical code in response to receiving a second authentication request message from the service server and authenticate a user by using the random number, the second authentication request message, and biometric information of the user.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Hyun-Chul Park, Jae-Hyuk Cho, Hee-Sung Yang, Hyun-Bea Shin
  • Patent number: 10673843
    Abstract: Provided is an authentication service system and authentication service method. According to embodiments of the present disclosure, when a plurality of authentication processes are performed using different authentication factors, an access token is issued based on an authentication factor used in a previous authentication process; and a subsequent authentication process is performed according to validity of the access token issued in the previous authentication process.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Jae-Hyuk Cho, Hee-Sung Yang, Hyun-Bea Shin, Hyun-chul Park
  • Patent number: 10649692
    Abstract: A method of operating a storage device includes receiving a write task from a host device. The method also includes storing the write task in a task queue included in the storage device. A write execution command is received from the host device. The method includes executing the write task in response to the write execution command and performing an internal management operation of the storage device after the write task is stored in the task queue and before the write execution command is received. The response time of the storage device to the write execution command is reduced and performance of the system is enhanced by performing the internal management operation such as the data backup operation during the queuing stage and the ready stage in advance before receiving the write execution command.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: May 12, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Chul Park, Jun-Ho Ahn, Bong-Gwan Seol
  • Patent number: 10622599
    Abstract: A battery module having secondary batteries or unit modules, each having two or more secondary batteries, stacked vertically, wherein the battery module includes a base plate on which the secondary batteries or the unit modules are stacked, a pair of end plates disposed in contact with outer sides of the secondary batteries or the unit modules in which the bottom of each of the end plates is fixed to the base plate, and supporting bars connected between opposite sides of the end plates. The base plate is provided at opposite sides thereof with a pair of upward protrusions extending in a longitudinal direction to prevent deformation due to vertical vibration and to disperse pressure. Opposite sides of the bottom of each of the unit modules are disposed at the top of the upward protrusions.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: April 14, 2020
    Assignee: LG CHEM, LTD.
    Inventors: YeonSeok Choo, Jin Kyu Lee, Jung Min Park, Ye Hoon Im, Hyun Chul Park
  • Patent number: 10445252
    Abstract: An operating method performed by a storage device includes selecting a first task from among a plurality of tasks queuing in a command queue of the storage device, checking a first block to be accessed by the first task using a mapping table loaded to the storage device, determining whether the first block is a read reclaim target or a replacement target, and determining an order of executing the first task depending on whether the first block is the read reclaim target or the replacement target.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Chul Park, Bum-Hee Lee, Bo-Mi Seok
  • Patent number: 10337055
    Abstract: A method is disclosed for analyzing single nucleotide polymorphisms (SNPs) of mitochondrial DNA (mtDNA) using a peptide nucleic acid (PNA) probe and a melting curve analysis, and more particularly, a method is disclosed for analyzing SNPs of mtDNA by the melting curve analysis of a PNA probe and mtDNA, in which the PNA probe is coupled with a reporter and a quencher. By using PNA probes labeled with a reporter and a quencher in the method for analyzing SNPs of mtDNA, the time and cost required for individual identification can be drastically decreased, initial analysis can be carried out in the event of a large number of inspections or mass casualties, and human identification information can be coded, and thus the method is very easy to manage and supervise.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: July 2, 2019
    Assignee: REPUBLIC OF KOREA (NATIONAL FORENSIC SERVICE DIRECTOR, MINISTRY OF PUBLIC ADMINISTRATION & SECURITY)
    Inventors: Si-Keun Lim, Kyungmyung Lee, Eu-Ree An, Yang-Han Lee, Ju Yeon Jung, Hyun-Chul Park, Ki Won Park
  • Patent number: 10312561
    Abstract: A unit cell pack having a first battery module including battery cartridges that are sequentially stacked, a plurality of batteries wherein two batteries are seated on an upper surface of each of the battery cartridges, electrode connection members respectively positioned on both sides of the battery cartridges, and a battery cover covering the battery cartridges, the plurality of batteries, and the electrode connection members; a second battery module being adjacent to the first battery module and including same constituent elements as the first battery module; a battery housing surrounding the first battery module and the second battery module, and including air inflow window covers and air outflow window covers facing each other; and a fan duct disposed on the air outflow window covers of the battery housing is provided. A lower surface of each of the battery cartridges defines air guide grooves with respect to each other.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: June 4, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyun-Chul Park, Kyung-Hyun Bae, Byung-O Kong, Jin-Kyu Shin, Hyung-Jin Hwang
  • Publication number: 20190095117
    Abstract: A method of operating a storage device including a non-volatile memory includes receiving a write command from a host in a first state, receiving write data from the host in a second state, and transitioning an operation state from the second state to one of the first state and a third state based on a write mode chosen. The write command is received in the first state, and the received write data is programmed to the non-volatile memory in the third state.
    Type: Application
    Filed: September 21, 2018
    Publication date: March 28, 2019
    Inventors: Hyun-chul Park, Bo-mi Seok, Jun-ho Ahn, Ju-young Lee
  • Publication number: 20190095137
    Abstract: A storage device and a method of operating a storage device including a non-volatile memory. The method includes selecting a first task from among a plurality of tasks queued in a task queue of the storage device; determining whether a mode of the first task is identical to a mode of a previously-executed task; and determining an execution order of the first task according to a result of determination. The modes and the region addresses of tasks may be utilized to group tasks to permit interleaving of programming data.
    Type: Application
    Filed: September 21, 2018
    Publication date: March 28, 2019
    Inventors: HYUN-CHUL PARK, Young-pil SONG, Sang-won JUNG
  • Publication number: 20190062866
    Abstract: Provided is a method for refining magnetic domains of grain-oriented electrical steel plates including: a steel plate supporting roll position adjusting step of controlling a vertical direction position of the steel plate while supporting the steel plate; a laser radiating step of melting the steel plate by radiating a laser beam to form grooves on the surface of the steel plate; and a setting and maintaining step of setting and maintaining an internal operation environment of a laser room in which the laser radiation is performed, so as to increase magnetic domain refinement efficiency and improve workability by optimizing equipment and processes, thereby increasing the processing capacity.
    Type: Application
    Filed: December 23, 2016
    Publication date: February 28, 2019
    Inventors: Seong Cheol HONG, Jae Kyoum KIM, Ki Young MIN, Se min PARK, Myung Sik CHUN, Gyoo Taek LEE, Oh Yeoul KWON, Hyun Chul PARK
  • Patent number: 10205204
    Abstract: Disclosed herein is a battery module configured to have a structure in which two or more unit cells are fixed to a cartridge and a plurality of cartridges is stacked, the battery module including unit cells having electrode terminals formed at one side thereof, cartridges for fixing the unit cells, and bus bars coupled with the electrode terminals for electrically connecting the unit cells with each other, wherein the unit cells are mounted to the cartridges such that the electrode terminals of the unit cells face each other in a state in which the unit cells are arranged in a line such that side surfaces of the unit cells are parallel to the ground, and the electrode terminals facing each other are connected to each other in parallel by the bus bars mounted to the cartridges to form a parallel unit cell connection structure for each of the cartridges, and the cartridges are stacked such that a plurality of parallel unit cell connection structures is arranged from the ground in a height direction.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: February 12, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Byung O Kong, Hyun Chul Park
  • Publication number: 20190035524
    Abstract: Provided is an electrical steel sheet comprising: a groove formed in a surface of a steel sheet, wherein the groove includes a bottom surface, a first side surface extending from the bottom surface, and a second side surface extending from the bottom surface in opposite to the first side surface, wherein the groove has a depth from the surface to the bottom surface, a width in a rolling direction of the steel sheet, and a length in a width direction of the steel sheet, and wherein the groove is formed through laser-irradiation and removal of melt produced by the laser-irradiation; an opening defined by the bottom surface, the first side surface and the second side surface; and a first solidification portion formed on the first side surface of the groove. The first solidification portion is formed by a solidification of part of the melt produced from the laser-irradiation.
    Type: Application
    Filed: October 5, 2018
    Publication date: January 31, 2019
    Inventors: OH-YEOUL KWON, WON-GUL LEE, CHAN-HEE HAN, HYUN-CHUL PARK
  • Publication number: 20190010566
    Abstract: Provided is a method and device for refining a magnetic domain of a grain-oriented electrical steel plate. The magnetic domain refining method of a grain-oriented electrical steel plate for stable permanent magnetic domain refining processing even if a steel plate is transferred at high speed of 2 m/s or more includes zigzag controlling for straightly transferring the steel plate without being inclined in right and left directions along a production line center, tension controlling for applying tension to the steel plate to maintain the steel plate in a flat state, steel plate support roll position adjusting for controlling a predetermined position of the steel plate in up and down directions while supporting the steel plate, and laser irradiating for irradiating a laser beam to melt the steel plate to form a groove in a surface of the steel plate.
    Type: Application
    Filed: December 30, 2015
    Publication date: January 10, 2019
    Inventors: Seong-Cheol HONG, Choong Soo LIM, Oh-Yeoul KWON, Myung-Sik CHUN, Hyun-Chul PARK