Patents by Inventor Hwajin An

Hwajin An 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: 20240050513
    Abstract: A peptide with terminal tyrosine has an excellent effect on inhibiting protein nitration and also an excellent effect on preventing, ameliorating, or treating disease symptoms in chronic immobilization stress-induced depression/cognitive impairment model, Alzheimer's disease model, epileptic seizure model, stroke model, type 2 diabetes model, acute renal failure model, or hyperammonemia model.
    Type: Application
    Filed: February 23, 2022
    Publication date: February 15, 2024
    Inventors: Hyun Joon KIM, Young Bum KIM, Jae Soon KANG, Soonwoong JUNG, Miyoung SONG, Ji Hyeong BAEK, Sang Won PARK, Hwajin KIM, Dae Young YOO
  • Publication number: 20240019900
    Abstract: A display panel and a display device are provided. The display panel includes a panel body and a support plate. A plurality of groove sets are provided on the support plate. Each groove set includes a plurality of grooves. An area of one of any two adjacent groove sets that is away from the bending center line is greater than an area of the other groove set close to a bending center line. An arrangement density of the grooves in the groove set away from the bending center line is greater than an arrangement density of the grooves in the other groove set close to the bending center line.
    Type: Application
    Filed: August 6, 2021
    Publication date: January 18, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Wen HAN, Hwajin OH
  • Patent number: 11875099
    Abstract: Examples described herein provide a computer-implemented method that includes identifying, by a processing device, a victim/aggressor pair of nets for an integrated circuit. The method further includes severing nets of the victim/aggressor pair of nets. The method further includes swapping severed segments of the nets. The method further includes rerouting the nets subsequent to swapping the severed segments of the nets.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: January 16, 2024
    Assignee: International Business Machines Corporation
    Inventors: Gerald L Strevig, III, Adam P. Matheny, Alice Hwajin Lee, Jose Luis Pontes Correia Neves
  • Patent number: 11848068
    Abstract: A method for testing a memory chip including: performing an electrical die sorting (EDS) test on the memory chip; performing a package test when the EDS test is passed; performing a module test when the package test is passed; performing a mounting test when the module test is passed; and setting the memory chip to a mirroring mode through a fusing operation when the EDS test, the package test, the module test or the mounting test is failed.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: December 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoungsul Kim, Hokyong Lee, Hwajin Jung, Yongjoo Choi
  • Publication number: 20230051952
    Abstract: A plastic substrate includes: a plastic support member having light transmittance; and a first organic-inorganic hybrid layer on the plastic support member. The first organic-inorganic hybrid layer includes: a first organic-inorganic hybrid matrix; and ions implanted into the first organic-inorganic hybrid matrix at a side opposite to a side adjacent the plastic support member. An amount of the ions per unit area is in a range from about 2×1013/cm2 to about 2×1014/cm2.
    Type: Application
    Filed: September 26, 2022
    Publication date: February 16, 2023
    Inventors: Jinnyoung HEO, Hwajin OH, Hyemin SEO, Sungguk AN
  • Publication number: 20230038399
    Abstract: Examples described herein provide a computer-implemented method that includes identifying, by a processing device, a victim/aggressor pair of nets for an integrated circuit. The method further includes severing nets of the victim/aggressor pair of nets. The method further includes swapping severed segments of the nets. The method further includes rerouting the nets subsequent to swapping the severed segments of the nets.
    Type: Application
    Filed: August 9, 2021
    Publication date: February 9, 2023
    Inventors: Gerald L. Strevig, III, Adam P. Matheny, Alice Hwajin Lee, Jose Luis Pontes Correia Neves
  • Publication number: 20220353776
    Abstract: The disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting higher data transfer rates than 4th generation (4G) communication systems such as long term evolution (LTE). According to various embodiments of the disclosure, a method for operating a base station in which a Master Cell Group (MCG) is configured in a wireless communication system may include: detecting a failure of a Primary Cell (PCell) of a Secondary Cell Group (SCG) (PScell), transmitting inter-Radio Access Technology (RAT) measurement configuration information to a terminal based on the detection, and transmitting information on a cell identified based on the measurement configuration information to a base station in which the SCG is configured.
    Type: Application
    Filed: July 14, 2022
    Publication date: November 3, 2022
    Inventors: Seungbo YOO, Hyungtaig LIM, Hwajin CHA
  • Publication number: 20220328122
    Abstract: A method for testing a memory chip including: performing an electrical die sorting (EDS) test on the memory chip; performing a package test when the EDS test is passed; performing a module test when the package test is passed; performing a mounting test when the module test is passed; and setting the memory chip to a mirroring mode through a fusing operation when the EDS test, the package test, the module test or the mounting test is failed.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 13, 2022
    Inventors: Byoungsul KIM, Hokyong Lee, Hwajin Jung, Yongjoo Choi
  • Patent number: 11432212
    Abstract: To solve the problem wherein a terminal cannot perform data communication from a network from the time point of a terminal receiving a handover command (HO command) message from a base station controlling a source cell to the time point of a terminal receiving a handover complete (HO complete) message from a base station controlling a target cell, after the terminal transmits the handover command message to the base station controlling the source cell, the base station controlling the source cell transmits to the base station controlling the target cell whether or not the terminal supports a function of reducing the interruption time of data transfer, the terminal continues to perform data transmission/reception with the base station controlling the source cell, and after the terminal completes a random access procedure with the base station controlling the target cell, the base station controlling the source cell transmits an additional sequence number status transfer message to the base station controlling
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: August 30, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chulhee Jang, Soenghun Kim, Eunyong Kim, Hwajin Cha
  • Patent number: 11398292
    Abstract: A method for testing a memory chip including: performing an electrical die sorting (EDS) test on the memory chip; performing a package test when the EDS test is passed; performing a module test when the package test is passed; performing a mounting test when the module test is passed; and setting the memory chip to a mirroring mode through a fusing operation when the EDS test, tire package test, tire module test or the mounting test is failed.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: July 26, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoungsul Kim, Hokyong Lee, Hwajin Jung, Yongjoo Choi
  • Patent number: 11343668
    Abstract: A method and apparatus for performing a terminal trace in a wireless communication system is disclosed. A control method for a femto base station according to an embodiment of the present invention may comprise the steps of: after a terminal is handed over to the femto base station, receiving terminal trace activation information from a serving base station; and transmitting a message including the received terminal trace activation information to a femto gateway (HeNB gateway) so as to allow the femto gateway to trace the terminal.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chungkeun Lee, Hwajin Cha
  • Patent number: 11197337
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). An apparatus and an operation method of a base station in a wireless communication system are provided. The method may include performing data communication with a terminal that is in a first sub-state of a radio connection state, and controlling to change the state of the terminal from the first sub-state to a second sub-state of the radio connection state on the basis of whether data related to the terminal is generated during a transfer duration. Here, the first sub-state is a state in which resources for terminal context information related to the data communication are allocated in a first layer and a second layer, and the second sub-state is a state in which the resource is allocated in the first layer and is released in the second layer.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: December 7, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwangjin Choi, Dongsook Kim, Hanseok Kim, Hwajin Cha
  • Patent number: 11152082
    Abstract: A protein memory cell and a protein memory system are provided. The protein memory cell includes: first and second electrodes disposed to be spaced apart from each other on a micro channel; a gap region defined between the first and second electrodes on the micro channel; an outer region defined as an opposite side to the gap region based on the first or second electrode on the micro channel; and a photosensitive protein changing conductivity between the first and second electrodes while moving between the gap region and the outer region depending on structural conversion of a chromophore.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: October 19, 2021
    Assignees: HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION, MYONGJI UNIVERSITY INDUSTRY AND ACADEMIA COOPERATION FOUNDATION
    Inventors: Minsub Chung, Sangmin Lee, Hwajin Lee, Tran Nguyen Anh Nhung, Dohyun Kim, Nebiyu Getachew Arega, Minh Khang Chau
  • Publication number: 20210225459
    Abstract: A protein memory cell and a protein memory system are provided. The protein memory cell includes: first and second electrodes disposed to be spaced apart from each other on a micro channel; a gap region defined between the first and second electrodes on the micro channel; an outer region defined as an opposite side to the gap region based on the first or second electrode on the micro channel; and a photosensitive protein changing conductivity between the first and second electrodes while moving between the gap region and the outer region depending on structural conversion of a chromophore.
    Type: Application
    Filed: February 24, 2020
    Publication date: July 22, 2021
    Inventors: Minsub CHUNG, Sangmin LEE, Hwajin LEE, Tran Nguyen Anh NHUNG, Dohyun KIM, Nebiyu Getachew AREGA, Minh Khang CHAU
  • Patent number: 11026134
    Abstract: The present invention relates to a method and an apparatus for supporting a handover and, more particularly, to a method and an apparatus for changing a mobile management entity while maintaining a connection state of a connection mode terminal. In order to achieve the above-mentioned objective, a method for supporting a handover of a serving mobile management entity (MME) according to one embodiment of the present invention comprises the steps of: receiving a tracking area update (TAU) request message from a terminal: determining whether the serving MME of the terminal needs to be changed, on the basis of the TAU request message; and transmitting, in the case where it is determined that the serving MME of the terminal needs to be changed, an MME change request message to an eNB.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: June 1, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwajin Cha, Sung Hwan Won, Sunghoon Kim
  • Patent number: 10973381
    Abstract: A vacuum cleaner according to an aspect includes a case defining a dust collecting space in which dust is stored and having a boss, a dust container cover rotatably connected to the case and configured to open/close the dust collecting space, and an opening/closing part configured to open the dust container cover, wherein the dust container cover has a cover locker having a rib caught by the boss, the opening/closing part includes a pair of push parts installed in the case and elastically deformed by a user, and the rib is spaced apart from the boss as the cover locker is deformed while the pair of push parts are moved in a direction in which the push parts become closer to each other.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: April 13, 2021
    Assignee: LG Electronics Inc.
    Inventors: Hwajin Lim, Seongho Park, Youngho Kim
  • Publication number: 20210104292
    Abstract: A method for testing a memory chip including: performing an electrical die sorting (EDS) test on the memory chip; performing a package test when the EDS test is passed; performing a module test when the package test is passed; performing a mounting test when the module test is passed; and setting the memory chip to a mirroring mode through a fusing operation when the EDS test, tire package test, tire module test or the mounting test is failed.
    Type: Application
    Filed: May 6, 2020
    Publication date: April 8, 2021
    Inventors: Byoungsul KIM, Hokyong LEE, Hwajin JUNG, Yongjoo CHOI
  • Patent number: 10945184
    Abstract: The present invention relates to a method and an apparatus for supporting handover and, more particularly, to a method and an apparatus for adjusting handover related parameters. In order to achieve the above-described objective, a method for supporting handover by a base station in a wireless communication system, according to one embodiment of the present invention, comprises the steps of: transmitting a handover parameter to a terminal, based on a handover purpose; receiving, from the terminal, a handover measurement report based on the handover parameter; storing information for the handover purpose; and transmitting, to a target base station, a handover request message including the information for the handover purpose.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwajin Cha, Suengjae Bae, Bumgon Choi
  • Patent number: 10912437
    Abstract: A handle for a cleaner according to the present disclosure includes: an extension tube connector that is connected to an extension tube; an air flow pipe that communicates with the extension tube connector to transfer air and dusts that is received from the extension tube connector; a grip part that is to be held by a user; and a grip part connector that connects the extension tube connector and the grip part to each other and is rotated with respect to the air flow pipe, wherein the grip part is rotated together with the grip part connector and the extension tube connector, and the grip part is rotated with respect to the central line of the extension tube connector.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: February 9, 2021
    Assignee: LG Electronics Inc.
    Inventors: Jinwoo Lee, Gunho Ha, Hwajin Lim, Hyeonjeong An, Bohyun Nam, Namhee Kim, Sehwan Bae
  • Patent number: 10878152
    Abstract: Techniques for an IC design include placing latches between a source and one or more sinks in the IC design, and performing an iterative process for maximizing slack on one or more input nets and one or more output nets for each of the latches, minimizing an absolute difference of the slack. The IC design includes optimizing routing for the latches and placing a clock gating latch in the IC design designated to control a LCB of LCBs. The IC design includes placing LCB logic in the IC design to control a required number of the LCBs, and placing a local clock buffer controller in the IC design in proximity to the positions of the latches.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: December 29, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Jose Neves, Adam Matheny, Alice Hwajin Lee