Patents by Inventor Yong Ju

Yong Ju 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: 10962876
    Abstract: A method for manufacturing an extreme ultraviolet (EUV) pellicle structure may include preparing a pellicle membrane that includes an intermediate layer structure in which EUV transmission layers and heat dissipation layers are alternately stacked, a first thin layer disposed on a top surface of the intermediate layer structure, and a second thin layer disposed on a bottom surface of the intermediate layer structure and having a heat emissivity lower than that of the first thin layer, and disposing a cooling structure for absorbing heat from the pellicle membrane on an edge sidewall of the pellicle membrane at which the heat dissipation layers are exposed.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: March 30, 2021
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Jin Ho Ahn, Jung Hwan Kim, Jung Sik Kim, Dong Gon Woo, Yong Ju Jang
  • Patent number: 10963989
    Abstract: Disclosed is an apparatus and method of generating a stitched image. A method of generating a stitched image according to the present disclosure includes: obtaining a plurality of input images; determining whether or not a parallax problem occurs between overlapping areas of the obtained input images; updating a predetermined look-up table according to the determination; and generating a stitched image by applying the updated look-up table to the input images.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: March 30, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Soon Heung Jung, Yong Ju Cho, Jeong Il Seo
  • Publication number: 20210090684
    Abstract: A memory system includes a memory medium and a memory controller. The memory medium has a second address system that is different from a first address system of a host. The memory controller performs a control operation to access the memory medium based on a command from the host. The memory controller is configured to store a second address, corresponding to an address of a read data, when an error of the read data that is outputted from the memory medium is unrepairable and is configured to repair a region of the memory medium, designated by the second address, when the region of the memory medium that is designated by the second address is repairable.
    Type: Application
    Filed: June 26, 2020
    Publication date: March 25, 2021
    Applicant: SK hynix Inc.
    Inventors: Hyun Seok KIM, Yong Ju KIM, Su Hae WOO
  • Patent number: 10950853
    Abstract: A negative electrode active material including a core having SiOx (0?x<2), an intermediate layer covering at least a portion of a surface of the core and including at least one of silicon nitride or silicon oxynitride, and a carbon coating layer covering at least a portion of the intermediate layer and containing nitrogen.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: March 16, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jung Hyun Choi, Dong Hyuk Kim, Yong Ju Lee, Eun Kyung Kim, Rae Hwan Jo
  • Patent number: 10950248
    Abstract: Disclosed is a binaural rendering method and apparatus for decoding a multichannel audio signal. The binaural rendering method may include: extracting an early reflection component and a late reverberation component from a binaural filter; generating a stereo audio signal by performing binaural rendering of a multichannel audio signal base on the early reflection component; and applying the late reverberation component to the generated stereo audio signal.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: March 16, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju Lee, Jeong Il Seo, Jae Hyoun Yoo, Seung Kwon Beack, Jong Mo Sung, Tae Jin Lee, Kyeong Ok Kang, Jin Woong Kim, Tae Jin Park, Dae Young Jang, Keun Woo Choi
  • Publication number: 20210074995
    Abstract: Disclosed is a negative electrode active material which includes: a silicon oxide composite including i) Si, ii) a silicon oxide represented by SiOx (0<x?2), and iii) magnesium silicate containing Si and Mg; and a carbon coating layer positioned on the surface of the silicon oxide composite and including a carbonaceous material, wherein X-ray diffractometry of the negative electrode active material shows peaks of Mg2SiO4 and MgSiO3 at the same time and shows no peak of MgO; and the ratio of peak intensity, I (Mg2SiO4)/I (MgSiO3), which is intensity I (Mg2SiO4) of peaks that belong to Mg2SiO4 to intensity I (MgSiO3) of peaks that belong to MgSiO3 is smaller than 1, the peaks that belong to Mg2SiO4 are observed at 2?=32.2±0.2°, and the peaks that belong to MgSiO3 are observed at 2?=30.9±0.2°.
    Type: Application
    Filed: January 31, 2019
    Publication date: March 11, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Sun-Young SHIN, Dong-Hyuk KIM, Yong-Ju LEE, Rae-Hwan JO, Je-Young KIM
  • Publication number: 20210075009
    Abstract: A negative electrode active material particle and a method for preparing the same are provided. The negative electrode active material particle includes SiOx (0<x?2) and Li2Si2O5, and includes less than 2 wt % of Li2SiO3 and Li4SiO4.
    Type: Application
    Filed: November 19, 2020
    Publication date: March 11, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Su Jin PARK, Yong Ju LEE, Eun Kyung KIM, Hyun Chul KIM
  • Publication number: 20210068033
    Abstract: A wireless battery management system for quickly establishing a short-range wireless network. The wireless battery management system includes a manager node storing network configuration information when operating in a first mode, and when operating in a second mode, checking one or more monitor nodes being joined in a short-range wireless network using the network configuration information to establish the short-range wireless network along with each of the checked one or more monitor nodes and one or more monitor nodes storing joining information for joining in the short-range wireless network when operating in the first mode, and when operating in the second mode, joining in the short-range wireless network on the basis of the joining information to transmit battery data to the manager node.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 4, 2021
    Inventors: Yong Ju SEON, Ki Suk CHO, Kyu Ho KIM, Ju Pyo HONG, Young Ho SEO
  • Publication number: 20210066763
    Abstract: A wireless battery management system, a manager node for the same, and a channel operating method, which operate a channel so as to stably support wireless communication in the wireless battery management system, are provided. The wireless battery management system includes a manager node and a monitor node. The manager node establishes a first network being a short-range wireless network by using at least one of a first channel and a second channel, and when a second network using the same communication channel and modulation method as a communication channel and a modulation method of the first network is detected, changing the first channel to a third channel and changing the second channel to a fourth channel.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 4, 2021
    Inventors: Yong Ju SEON, Heung Lyeol LEE, Seung Jun CHOI, Deog Soo KIM, Hee Jin LEE, Jong Chan KIM
  • Patent number: 10936481
    Abstract: A semiconductor system may include: a volatile memory device that stores an address mapping table including mapping information for a non-volatile memory device; and a control device suitable for reading one or more seed values from the volatile memory device before the address mapping table is stored, generating a plurality of random values based on the seed values, and initializing mapping information to the plurality of random values.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: March 2, 2021
    Assignee: SK hynix Inc.
    Inventors: Yong-Ju Kim, Dong-Gun Kim, Do-Sun Hong
  • Publication number: 20210045109
    Abstract: The present disclosure relates to a wireless battery management system, and more particularly, to a wireless battery management system, a node for wireless communication, and a method of transmitting data, which ensure stability and efficiency when obtaining battery data through wireless communication. A wireless battery management system includes a manager node obtaining battery data from a plurality of monitor nodes by using a first channel and a second channel which are communication channels based on wireless communication, a first monitor node collecting first battery data and transmitting the first battery data to the manager node through the first channel during a first dedicated slot, and a second monitor node collecting second battery data and transmitting the second battery data to the manager node through the second channel during the first dedicated slot.
    Type: Application
    Filed: July 31, 2020
    Publication date: February 11, 2021
    Inventors: Hee Jin LEE, Ki Suk CHO, Kyu Ho KIM, Yong Ju SEON, Jong Chan KIM
  • Publication number: 20210028438
    Abstract: A negative electrode active material for a lithium secondary battery, including silicon oxide particles, wherein the silicon oxide has a full width at half maximum peak ranging between 2 and 6 in a particle size distribution and the silicon oxide particles have an average particle size (D50) of 1 ?m to 20 ?m, and a negative electrode and a lithium secondary battery comprising the same. The negative electrode active material according to the disclosure has outstanding life performance and output performance.
    Type: Application
    Filed: June 12, 2019
    Publication date: January 28, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Su-Min LEE, Je-Young KIM, Sun-Young SHIN, Yong-Ju LEE
  • Patent number: 10899577
    Abstract: An automatic winding device includes a lower casing having a shaft, a bobbin rotatably disposed on the shaft, a wire wound around the bobbin, a spring having a first end secured to the shaft and a second end secured to the bobbin to provide a rotational force to the bobbin, a track cover coupled to the bobbin and having tracks formed thereon, a pin positioned between the bobbin and the track cover to control rotation of the bobbin, and a pin guide spring configured to press the pin toward the track cover. The track cover includes an inner track having a radius of curvature increased and decreased along the circumferential direction, an outer track spaced apart from the inner track, a connection track configured to connect the inner and outer tracks, and a stop track configured to connect the inner and outer tracks and to stop the pin.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: January 26, 2021
    Assignee: EM-TECH. CO., LTD.
    Inventors: Yong Ju Ji, Jung Ho Kang, Jun Hee Han
  • Publication number: 20210013571
    Abstract: The purpose of the present disclosure is to improve, in a design and configuring method of a non-reciprocal circuit element such as an isolator or a circulator, the design and configuring method so as to be suitable for miniaturization and mass production. Protrusions formed in a lower case of a device are assembled to openings formed in a cover case. Here, the cover case is aligned to be matched to the position of the protrusions of a lower case by means of a guide structure provided in the cover case, and the protrusions of the lower case and the openings of the cover case are assembled to each other.
    Type: Application
    Filed: December 10, 2019
    Publication date: January 14, 2021
    Inventors: Yong Ju BAN, Sun Hyuk KIM
  • Patent number: 10892477
    Abstract: The present invention relates to a porous silicon-silicon oxide-carbon composite comprising a silicon oxide-carbon structure and silicon particles, wherein the silicon oxide-carbon structure comprises a plurality of micropores, and the silicon particles are uniformly distributed in the silicon oxide-carbon structure. The porous silicon-silicon oxide-carbon composite of the present invention shows decreased volume expansion due to the intercalation of lithium ions and improved electric conductivity, and has a porous structure. Accordingly, an electrolyte easily penetrates into the porous structure, and output properties may be improved. When the composite is included in a negative electrode active material, the performance of a lithium secondary battery may be further improved.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: January 12, 2021
    Inventors: Seung Youn Choi, Jang Wook Choi, Eun Kyung Kim, Yong Ju Lee, Hye Jin Kim
  • Patent number: 10892534
    Abstract: A reciprocal element includes a housing having a plurality of circumferential side portions with a plurality of openings and a bottom portion in which at least one removed portion is defined. A first lamination part includes a center conductor with a plurality of leads extending to the outside of the plurality of openings, respectively, wherein the first lamination part is laminated on the bottom portion. A frame includes a main body to accommodate the first lamination part, at least one leg portion extending from a lower edge of the main body and insertedly coupled to the removed portion, and a plurality of supporting portions extending in an outer direction from the main body to support the plurality of leads, wherein through-holes extend in a vertical direction and defined in the plurality of supporting portions, respectively; and a plurality of conductive pins coupled to the plurality of through-holes, respectively.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: January 12, 2021
    Assignee: 3RWAVE CO. LTD.
    Inventors: Yong Ju Ban, Dong Hwi Lee, Hee Suk Goh
  • Patent number: 10879528
    Abstract: The present invention relates to a negative electrode active material, a method of preparing the same, and a lithium secondary battery including the same. In particular, the present invention relates to a composite negative electrode active material that includes: a core capable of intercalating and deintercalating lithium ions; and a plurality of coating layers comprising two or more Si layers having different densities formed on a surface of the core, and thus has enhanced stability by minimizing the formation of cracks occurring by the repetition of charging and discharging, a method of preparing the same, and a lithium secondary battery including the same and thus exhibiting enhanced lifespan characteristics.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: December 29, 2020
    Inventors: Jung Hyun Choi, Yong Ju Lee, Eun Kyung Kim
  • Patent number: 10879531
    Abstract: A negative electrode active material particle and a method for preparing the same are provided. The negative electrode active material particle includes SiOx (0<x?2) and Li2Si2O5, and includes less than 2 wt % of Li2SiO3 and Li4SiO4.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: December 29, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Su Jin Park, Yong Ju Lee, Eun Kyung Kim, Hyun Chul Kim
  • Patent number: D906500
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: December 29, 2020
    Assignee: MIRO CO., LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim
  • Patent number: D908197
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: January 19, 2021
    Assignee: MIRO CO., LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim