Patents by Inventor Yong-Seok Choi

Yong-Seok 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).

  • Film touch sensor and manufacturing method therefor
    Patent number: 11216131
    Abstract: The present invention relates to a film touch sensor in which a separation layer is formed on a carrier substrate prior to the formation procedures of the touch sensor and an insulation layer is formed to be used as a planarization layer, an adhesive layer or a base layer, and a method of preparing the film touch sensor.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: January 4, 2022
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Yong Seok Choi, Byung Muk Yu, Ju In Yoon, Seungjune Park, Min Hyuk Park, Seonghwan Park, Euk Kun Yoon
  • Battery pack having improved stability
    Patent number: 11217858
    Abstract: A battery pack including at least one battery cell; a pack case configured to accommodate the battery cell and having a cooling hole formed therethrough; a flow meter provided at an outer side of the pack case and disposed adjacent to the cooling hole; and an opening and closing unit configured to open or close the cooling hole according to a temperature change inside the pack case.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: January 4, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Gyung-Soo Kang, Yong-Il Kim, Jin-Moo Nam, Seung-Yoon Lee, Jong-Hyun Jo, Yong-Seok Choi
  • ALL-SOLID-STATE BATTERY COMPRISING ELECTROLYTE LAYER HAVING RECESS PATTERN
    Publication number: 20210399336
    Abstract: Disclosed is an anodeless-type all-solid-state battery. The all-solid-state battery includes a plurality of recesses formed in an electrolyte layer and to be depressed from a surface of the electrolyte layer contacting an anode collector and thus serve as spaces for lithium to reversibly precipitate.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 23, 2021
    Inventors: Yun Sung Kim, A Reum Ha, Sung Woo Noh, In Woo Song, Yong Seok Choi
  • Method and apparatus for selecting core network in mobile communication system
    Patent number: 11178600
    Abstract: A method and an apparatus for selecting a core network in a mobile communication system are disclosed. According to some aspects of the present disclosure, a method and apparatus are provided for selecting a core network which is appropriate to the type of user's subscribed service in a mobile communication system, without the need for re-routing.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: November 16, 2021
    Assignee: SK TELECOM CO., LTD.
    Inventors: Sangsoo Jeong, Jonghan Park, Yong-seok Choi
  • Method for preparing superabsorbent polymer
    Patent number: 11161942
    Abstract: A method for preparing a superabsorbent polymer, and more particularly, a method for preparing a superabsorbent polymer in which it is possible to stably operate a process for preparing a fine powder reassembly while maintaining assembly strength of the fine powder reassembly, wherein a refined ratio is reducible, and an initial absorption speed of the superabsorbent polymer is improved, by adjusting a stirring speed and divisionally adding water to a fine powder in a process for the preparation of the fine powder reassembly, is provided.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: November 2, 2021
    Inventors: Sung Soo Park, Gicheul Kim, Jeong Kug Cho, Ki Hyun Kim, Yong Seok Choi
  • Battery module with movable end plate responsive to cell swelling and battery pack including same
    Patent number: 11121395
    Abstract: A battery module including a plurality of battery cells stacked on one another, a casing configured to surround the battery cell stack, and an elastic member coupled to an inner side of the casing while avoiding an interference with the battery cells so that a uniform pressure is formed at the battery cells when swelling occurs at the battery cells is provided.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: September 14, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Dong-Yeon Kim, Jin-Hak Kong, Yong-Seok Choi, Jee-Soon Choi
  • GLOBAL ASSET ALLOCATION AND MANAGEMENT SERVICE PROVIDING SYSTEM
    Publication number: 20210264521
    Abstract: Provided is an asset allocation service providing method of a service providing device, the method including the steps of: acquiring user analysis information from user input information inputted to a user terminal; determining asset setting information corresponding to the user analysis information; applying the asset setting information to an asset allocation engine based on model information pre-stored to create initial portfolio information; providing the initial portfolio information to the user terminal and acquiring user customized information corresponding to the initial portfolio information from the user terminal; and providing real-time simulation information using a user customized asset allocation model determined based on the user customized information to the user terminal.
    Type: Application
    Filed: June 27, 2019
    Publication date: August 26, 2021
    Inventors: Sang Geun LEE, Yong Seok CHOI
  • FILM TOUCH SENSOR AND MANUFACTURING METHOD THEREFOR
    Publication number: 20210263615
    Abstract: Disclosed are a film touch sensor in which a separation layer is formed on a carrier substrate prior to the formation procedures of the touch sensor and an insulation layer is formed to be used as a planarization layer, an adhesive layer or a base layer, and a method of preparing the film touch sensor.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 26, 2021
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Yong-seok Choi, Byung Muk Yu, Ju In Yoon, Seungjune Park, Min Hyuk Park, Seonghwan Park, Euk Kun Yoon
  • Battery Module Comprising Module Housing
    Publication number: 20210242525
    Abstract: A battery module includes a module housing with a simplified assembling process and an improved energy density. The battery module includes a battery assembly configured to include a plurality of secondary batteries and has front, rear, upper, lower, left and right sides; and a module housing including a first frame located at the left side of the battery assembly and having a plate shape with opposing ends bent rightward so that bent portions thereof are respectively located at the upper side and the lower side of the battery assembly, and a second frame located at the right side of the battery assembly and having a plate shape with opposing ends bent leftward so that bent portions thereof are respectively located at the upper side and the lower side of the battery assembly and are coupled with the bent portions of the first frame, respectively.
    Type: Application
    Filed: October 23, 2019
    Publication date: August 5, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Seung-Yoon Lee, Yong-Il Kim, Yong-Seok Choi
  • PARAMETER SERVER AND METHOD FOR SHARING DISTRIBUTED DEEP LEARNING PARAMETER USING THE SAME
    Publication number: 20210216495
    Abstract: Disclosed herein are a parameter server and a method for sharing distributed deep-learning parameters using the parameter server. The method for sharing distributed deep-learning parameters using the parameter server includes initializing a global weight parameter in response to an initialization request by a master process; performing an update by receiving a learned local gradient parameter from the worker process, which performs deep-learning training after updating a local weight parameter using the global weight parameter; accumulating the gradient parameters in response to a request by the master process; and performing an update by receiving the global weight parameter from the master process that calculates the global weight parameter using the accumulated gradient parameters of the one or more worker processes.
    Type: Application
    Filed: March 29, 2021
    Publication date: July 15, 2021
    Inventors: Shin-Young AHN, Eun-Ji LIM, Yong-Seok CHOI, Young-Choon WOO, Wan CHOI
  • Battery-cooling heat sink provided with PCM capsule
    Patent number: 11024897
    Abstract: A battery module including a battery-cooling heat sink having a PCM capsule. The battery-cooling heat sink provides a uniform temperature of a cooling fluid flowing through the battery module using a PCM capsule, minimizes a temperature variation of the cooling fluid over the entire area of the heat sink formed in the battery module, and prevents the temperature at a cooling fluid outlet of the heat sink from being higher than that of a cooling fluid inlet.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: June 1, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sang-Il Son, Yong-Seok Choi, Hun Cha
  • ALL-SOLID-STATE BATTERY WITH IMPROVED LIFETIME BY APPLYING EXPANSION LAYER AND OPERATING METHOD THEREOF
    Publication number: 20210159544
    Abstract: The present disclosure relates to an all-solid-state battery with improved lifetime and an operating method thereof. Specifically, the all-solid-state battery includes a laminate including a unit cell provided with an anode, a cathode, and a solid electrolyte layer interposed between the anode and the cathode, and an expansion layer positioned on at least one surface of the laminate, and expanded by at least any one change in voltage and temperature.
    Type: Application
    Filed: May 11, 2020
    Publication date: May 27, 2021
    Inventors: Yong Seok Choi, Young Jin Nam, Myoung Kyou Lee, Jae Min Lim, Soon Chul Byun
  • Parameter server and method for sharing distributed deep learning parameter using the same
    Patent number: 10990561
    Abstract: Disclosed herein are a parameter server and a method for sharing distributed deep-learning parameters using the parameter server. The method for sharing distributed deep-learning parameters using the parameter server includes initializing a global weight parameter in response to an initialization request by a master process; performing an update by receiving a learned local gradient parameter from the worker process, which performs deep-learning training after updating a local weight parameter using the global weight parameter; accumulating the gradient parameters in response to a request by the master process; and performing an update by receiving the global weight parameter from the master process that calculates the global weight parameter using the accumulated gradient parameters of the one or more worker processes.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: April 27, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Shin-Young Ahn, Eun-Ji Lim, Yong-Seok Choi, Young-Choon Woo, Wan Choi
  • Memory access control method and apparatus
    Patent number: 10983723
    Abstract: Provided are a method and an apparatus for controlling access to memory. The method, performed by a memory device, of controlling access of a master device, includes: receiving, from the master device, an access request with respect to at least one of a plurality of banks included in the memory device; determining whether access to each of the at least one bank to which access was requested is granted; and generating validity information representing whether the access to each of the at least one bank to which access was requested is granted, and transmitting the generated the validity information to the master device.
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Yong-seok Choi
  • Battery module having improved cooling performance
    Patent number: 10978759
    Abstract: A battery module according to an aspect of the present disclosure includes a cooling plate provided in a plate shape and having a plurality of slits at respective predetermined positions, a plurality of battery cells uprightly disposed parallel to one another in one direction on the cooling plate, and a plurality of cooling fins, each cooling fin having a wall surface uprightly disposed over the cooling plate to come into contact with one surface of the battery cell and a lower flange integrally formed with the wall surface and disposed through the slit of the cooling plate to come into contact with a bottom surface of the cooling plate, the plurality of cooling fins spaced apart by a predetermined distance from one another and arranged between the plurality of battery cells.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: April 13, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Dong-Yeon Kim, Jin-Hak Kong, Yong-Seok Choi, Jong-Hyun Jo
  • Battery Module Including Secondary Battery and Bus Bar
    Publication number: 20210083244
    Abstract: A battery module includes a plurality of secondary batteries, each including an electrode assembly and an electrolyte accommodated in an inner space of an exterior case. The battery module also includes an electrode lead having a body and a plate-shaped head portion. A first end of the body is electrically connected to a positive electrode plate or the a negative electrode plate of the electrode assembly, and a second end of the body protrudes outward from the exterior case. The plate-shaped head extends in both directions perpendicular to the protruding direction of the body from the second end. The battery module also includes a bus bar having a plate shape with a slit extending inwardly from one end thereof so as to receive a portion of the body. The electrode lead and the bus bar may be at least partially made of an electrically conductive material.
    Type: Application
    Filed: June 11, 2019
    Publication date: March 18, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hyun-Young Cho, Yong-II Kim, Yong-Seok Choi
  • Battery Module, Battery Pack Including Same Battery Module, and Automobile Including Same Battery Pack
    Publication number: 20210036277
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.
    Type: Application
    Filed: February 13, 2019
    Publication date: February 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung-Won Seo, Dong-Yeon Kim, Ho-June Chi, Dal-Mo Kang, Jin-Hak Kong, Jeong-O Mun, Yoon-Koo Lee, Yong-Seok Choi, Alexander Eichhorn, Andreas Track
  • BATTERY RACK AND POWER STORAGE APPARATUS INCLUDING THE SAME
    Publication number: 20210013466
    Abstract: A battery pack includes a base plate forming a bottom surface; a main frame combined to the base plate and extending in a height direction to form a wall structure for supporting both side portions of the plurality of battery modules; and a top plate combined to an upper portion of the main frame to form a ceiling, wherein at least one of the top plate and the base plate is provided in a plate body shape including a bead.
    Type: Application
    Filed: December 23, 2019
    Publication date: January 14, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Seung-Yoon LEE, Yong-Il KIM, Yong-Seok CHOI
  • Composite Negative Electrode for All-Solid-State Battery
    Publication number: 20210013502
    Abstract: A composite negative electrode for an all-solid-state battery is provided. The composite negative electrode includes a negative electrode current collector, and a negative electrode active material layer formed on the negative electrode current collector, wherein the negative electrode active material layer includes unit cells arranged with a gap therebetween, and wherein the unit cells include a solid electrolyte and a carbon material dispersed in the solid electrolyte.
    Type: Application
    Filed: June 30, 2020
    Publication date: January 14, 2021
    Inventors: Jae Min Lim, Yong Seok Choi
  • Superabsorbent Polymer and Preparation Method Thereof
    Publication number: 20210008521
    Abstract: Provided is a method of preparing a superabsorbent polymer. More particularly, provided is a method of preparing a superabsorbent polymer, the method capable of preparing the superabsorbent polymer maintaining excellent basic absorption performances such as centrifugal retention capacity, absorbency under load, etc. while also exhibiting an improved absorption rate.
    Type: Application
    Filed: November 7, 2019
    Publication date: January 14, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Yong Seok Choi, Yeon Woo Hong, Eunji Shin, Taebin Ahn