Patents by Inventor Sang Hyun Cho

Sang Hyun Cho 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: 20240101803
    Abstract: Disclosed are a thermoplastic elastomeric composition for vehicle mounts which has improved surface energy and compression set while solving reduction in wear strength, by blending EPDM rubber, polypropylene, silicon, and poly(styrene-ethylene-butadiene-styrene) (SEBS) in appropriate amounts, and a molded article including the same.
    Type: Application
    Filed: May 2, 2023
    Publication date: March 28, 2024
    Inventors: Sang Hyun Lee, Young Chul Shin, Ji Hye Park, Ki Hyun Cho, Han Sang Lee, Kyoung Min Hong, Ki Jae Kim
  • Publication number: 20240104990
    Abstract: Disclosed herein is a method for user-centered visitor access management, which may include issuing, by a management office server, a digital certificate to a householder terminal; registering, by a wall-pad, a householder in response to a request to register the householder based on the digital certificate; requesting, by the householder terminal, the management office server to register a visitor based on a visit request from a visitor terminal and delegating the digital certificate to the visitor terminal; making an entry request to a management terminal based on the digital certificate; verifying, by the wall-pad, the digital certificate based on a request for verification for entry from a wall-pad management terminal and providing a verification result to the wall-pad management terminal when the management terminal is the wall-pad management terminal; and managing and controlling, by the wall-pad, permission to use home devices based on delegated permission information of the digital certificate.
    Type: Application
    Filed: March 22, 2023
    Publication date: March 28, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seok-Hyun KIM, Young-Seob CHO, Soo-Hyung KIM, Geon-Woo KIM, Young-Sam KIM, Jong-Hyouk NOH, Kwan-Tae CHO, Sang-Rae CHO, Jin-Man CHO, Seung-Hun JIN
  • Publication number: 20240106794
    Abstract: Provided are a method and apparatus for a user equipment, a core network, and a second device to enable bidirectional communication for second devices. The method of the second device may include receiving internet protocol (IP) configuration information for automatically configuring an IP version 6 (IPv6) address of the second device from a core network through a user equipment; generating the IPv6 address using information in the IP configuration information; and transmitting the generated IPv6 address to the core network through the UE.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 28, 2024
    Applicant: KT CORPORATION
    Inventors: Won-Chang CHO, Se-Hoon KIM, Il-Yong KIM, Kun-Woo PARK, Sang-Hyun PARK, Ho-Jun JANG, Ji-Young JUNG
  • Publication number: 20240105938
    Abstract: A cathode active material for a lithium secondary battery according to an embodiment of the present disclosure includes first lithium metal phosphate particles, each first lithium metal phosphate particle having a secondary particle shape formed by aggregation of primary particles and having an average particle diameter (D50) in a range from 5 ?m to 10 ?m, second lithium metal phosphate particles, each having a single particle and having an average particle diameter in a range from 1 ?m to 3 ?m, and third lithium metal phosphate particles, each having a single particle shape and having an average particle diameter less than 1 ?m.
    Type: Application
    Filed: March 24, 2023
    Publication date: March 28, 2024
    Inventors: Min Suk KANG, Ji Yae DO, Min Cheol BEAK, Sang Wook LEE, Yong Hyun CHO
  • Publication number: 20240098022
    Abstract: Provided are a method and apparatus for providing a multi virtual local area network service to user equipments.
    Type: Application
    Filed: September 19, 2023
    Publication date: March 21, 2024
    Applicant: KT CORPORATION
    Inventors: Ho-Jun JANG, Se-Hoon KIM, Won-Chang CHO, Sang-Hyun PARK, Kun-Woo PARK, Ji-Young JUNG
  • Publication number: 20240099081
    Abstract: A flexible display device including a substrate, a light emitting layer, a first insulating layer, and a conductive layer. The substrate includes a bent region and a non-bent region. The light emitting layer overlaps the non-bent region. The first insulating layer is disposed on the substrate. The conductive layer is disposed on the first insulating layer. A sidewall of the first insulating layer includes a first tapered surface. The first tapered surface includes at least three curved surface portions continuously arranged with one another.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 21, 2024
    Inventors: Ki Hyun CHO, Yong Jae PARK, Sang Jo LEE, Won Suk CHOI, Yoon Sun CHOI
  • Patent number: 11932086
    Abstract: An embodiment sealing device of a closure module for a vehicle includes a roof extension extending vertically from an upper end of a roof panel, a sealing unit assembled with the upper end of the roof panel, the sealing unit configured to seal a gap between the roof panel and a door panel adjacent to the roof panel, and a first sealing tape provided on either the roof extension or the sealing unit, the first sealing tape configured to fix the sealing unit to the roof extension.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: March 19, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Sang Hyun Lee, Ki Hyun Cho
  • Publication number: 20240088517
    Abstract: A battery pack is configured to improve safety by effectively suppressing heat transfer between battery modules in the present disclosure. A battery pack includes a plurality of battery modules each having one or more battery cells, configured to store and release energy, and stacked in at least one direction; a pack case provided on at least one side of the plurality of battery modules, covering at least a portion of the outside of the plurality of battery modules, and having one or more openings formed therein; and a melting member provided in the opening of the pack case to seal the opening and configured to open the opening by being melted by heat generated from one or more battery modules among the plurality of battery modules.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun JO, Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Young-Bum CHO, Sung-Goen HONG
  • Publication number: 20240088516
    Abstract: A battery rack includes a plurality of battery modules, each including at least one battery cell, wherein each battery module has at least one venting hole; a rack case accommodating the plurality of battery modules; and a plurality of support brackets disposed in the rack case such that each support bracket supports each battery module and is in communication with the at least one venting hole.
    Type: Application
    Filed: July 26, 2022
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Sang-Hyun JO, Young-Bum CHO, Sung-Goen HONG
  • Patent number: 11928070
    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: Grant
    Filed: October 20, 2021
    Date of Patent: March 12, 2024
    Assignee: SK hynix Inc.
    Inventors: Yong Tae Jeon, Byung Cheol Kang, Seung Duk Cho, Sang Hyun Yoon, Se Hyeon Han, Jae Young Jang
  • Patent number: 11919303
    Abstract: Provided is a jetting driver that can be used for various types of heads with minimal changes. The jetting driver includes: an image board receiving raw image data and generating image data by transforming the raw image data into a form suitable for a type of heads used; and an interface board physically separated from the image board, receiving the image data, and transmitting the image data to the heads through a plurality of channels.
    Type: Grant
    Filed: May 1, 2022
    Date of Patent: March 5, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Sang Min Ha, Sang Hyun Son, Young Joo Seo, Hyeong Jun Cho, Jae Hong Kim
  • Patent number: 11732322
    Abstract: Provided is a steel sheet having: ferrite and pearlite composing 80% or more, in area fraction, of the microstructure; yield strength of 60 ksi or more; elongation of at least 23%; an n-value of at least 0.14; incidental impurities; and, in weight percent: C: 0.03˜0.10 Si: 0˜0.6 Mn: 0.5˜1.5 Cu: 0˜1.0 Ni: 0˜1.0 Nb: 0˜0.06 Ti: 0˜0.1 Mo: 0˜0.5% Cr: 0˜1.0 Al: 0˜0.06 N: 0.0001˜0.006 Ca: 0˜0.006 P: 0˜0.02 S: 0˜0.005.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: August 22, 2023
    Assignee: Algoma Steel Inc.
    Inventors: Shuhe Yang, Sang Hyun Cho
  • Publication number: 20230167241
    Abstract: A method for producing polyether ketone ketone at a high yield is disclosed. According to the method, a catalyst injection rate is controlled during production to suppress scale formation, whereby the yield can be improved. A polyether ketone ketone produced by the method is disclosed. The method makes it possible to maintain an intrinsic viscosity (IV) of the polymer without a significant change and adjust a particle size of polyether ketone ketone by preventing an aggregation between resin particles, thereby suppressing scale formation.
    Type: Application
    Filed: April 9, 2020
    Publication date: June 1, 2023
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Yu Jin SIM, Min Sung KIM, Jae Heoon KIM, Cho Hee AHN, Kwang Seok JEONG, Sang Hyun CHO
  • Patent number: 11509850
    Abstract: An image sensor chip includes an internal voltage generator for generating internal voltages using an external voltage received at a first terminal of the image sensor chip, a temperature sensor for generating a temperature voltage, a selection circuit for outputting one of the external voltage, the internal voltages, and the temperature voltage, a digital code generation circuit for generating a digital code using an output voltage of the selection circuit, and a second terminal for outputting the digital code from the image sensor chip.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: November 22, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun Cho, Ji Yong Park, Dae Hwa Paik, Kyoung Min Koh, Min Ho Kwon, Seung Hyun Lim
  • Publication number: 20220243297
    Abstract: Provided is a steel sheet having: ferrite and pearlite composing 80% or more, in area fraction, of the microstructure; yield strength of 60 ksi or more; elongation of at least 23%; an n-value of at least 0.14; incidental impurities; and, in weight percent: C: 0.03˜0.10 Si: 0˜0.6 Mn: 0.5˜1.5 Cu: 0˜1.0 Ni: 0˜1.0 Nb: 0˜0.06 Ti: 0˜0.1 Mo: 0˜0.5% Cr: 0˜1.0 Al: 0˜0.06 N: 0.0001˜0.006 Ca: 0˜0.006 P: 0˜0.02 S: 0˜0.
    Type: Application
    Filed: January 26, 2022
    Publication date: August 4, 2022
    Inventors: Shuhe Yang, Sang Hyun Cho
  • Patent number: 11243120
    Abstract: A temperature sensor, a processor including the same, and a method of operating the same are provided. The temperature sensor includes: a reference circuit configured to receive a supply voltage provided from outside the processor and utilized by a logic block of the processor for operation of the logic block, and generate, using the supply voltage, at least one temperature information signal that varies according to a temperature of the logic block and at least one reference signal that is substantially constant relative to the temperature of the logic block; and a digital temperature generator configured to receive the at least one temperature information signal and the at least one reference signal generated by the reference circuit, and generate a digital temperature information signal indicative of the temperature of the logic block based on the at least one temperature information signal and the at least one reference signal.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: February 8, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun Cho, Hyung Jong Ko, Kyung Soo Park, Seoung Jae Yoo, Sang Ho Kim, Ho Jin Park
  • Patent number: 11140346
    Abstract: An analog-to-digital converter configured to convert an analog signal into a digital signal includes a first converter configured to receive an input signal of an analog type, compare the input signal with a plurality of reference signals, select one of the plurality of reference signals based on the comparison, and output an upper bit that is a portion of the digital signal based on the selected reference signal, a second converter configured to perform an oversampling operation n times based on a residue signal indicating a difference between an upper analog signal corresponding to the upper bit value and the input signal and output an intermediate bit value of the digital signal corresponding to the first to n-th oversampling signals generated respectively during the oversampling operations performed n times, and a third converter configured to output a lower bit value of the digital signal corresponding to the n-th oversampling signal.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: October 5, 2021
    Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Youngcheol Chae, Sang-hyun Cho, Min-ho Kwon, Seung-hyun Lim, Woo-jin Jo
  • Patent number: 10975021
    Abstract: The present invention relates to a method for preparing an aliphatic isocyanate capable of suppressing the occurrence of side reactions and the production of by-products. The method for preparing an aliphatic isocyanate comprises a step of reacting a salt of an aliphatic amine with phosgene, wherein the reaction step comprises a first reaction step in which phosgene is primarily added and reacted with the salt of an aliphatic amine salt at a temperature of 80 to 100° C., and a second reaction step in which phosgene is secondarily added and reacted with the resultant product of the first reaction step at a temperature of 120 to 160° C., and wherein the amount of the primarily added phosgene is a certain ratio of the total amount of the phosgene.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: April 13, 2021
    Assignee: HANWHA SOLUTIONS CORPORATION
    Inventors: Byeong Hyeon Lee, Ju Young Park, Cho Hee Ahn, Sang Hyun Cho
  • Patent number: 10941110
    Abstract: The present invention relates to a method for preparing an aliphatic isocyanate capable of suppressing the occurrence of side reactions and the production of by-products. The method for preparing an aliphatic isocyanate comprises a step of reacting a salt of an aliphatic amine with phosgene, wherein the reaction step comprises a first reaction step in which phosgene is primarily added and reacted with the salt of an aliphatic amine salt at a temperature of 80 to 100° C., and a second reaction step in which phosgene is secondarily added and reacted with the resultant product of the first reaction step at a temperature of 120 to 160° C., and wherein the amount of the primarily added phosgene is a certain ratio of the total amount of the phosgene.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: March 9, 2021
    Assignee: HANWHA SOLUTIONS CORPORATION
    Inventors: Byeong Hyeon Lee, Ju Young Park, Cho Hee Ahn, Sang Hyun Cho
  • Patent number: 10827144
    Abstract: An image sensor chip includes an internal voltage generator for generating internal voltages using an external voltage received at a first terminal of the image sensor chip, a temperature sensor for generating a temperature voltage, a selection circuit for outputting one of the external voltage, the internal voltages, and the temperature voltage, a digital code generation circuit for generating a digital code using an output voltage of the selection circuit, and a second terminal for outputting the digital code from the image sensor chip.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun Cho, Ji Yong Park, Dae Hwa Paik, Kyoung Min Koh, Min Ho Kwon, Seung Hyun Lim