Patents by Inventor Hyun-seung KIM

Hyun-seung KIM 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: 20210309810
    Abstract: Disclosed is a double-crosslinked self-healing hydrogel having excellent mechanical properties and stability and self-healing properties. More particularly, the hydrogel can be injected into the body due to excellent mechanical properties and stability thereof, and thus, can be used as a hydrogel for drug and cell delivery.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 7, 2021
    Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Kuen Yong LEE, Hyun Seung KIM
  • Patent number: 11137939
    Abstract: A semiconductor memory device includes a memory region including a plurality of memory blocks, and suitable for outputting first and second read data from first and second memory blocks among the plurality of memory blocks based on first and second read control signals and a read address signal; a scheduler suitable for outputting a read scheduling signal based on the first and second read control signals; and an output driver suitable for outputting the first and second read data by a predetermined burst length alternately twice or more to a data pad based on a mode signal, wherein the first read data are outputted to the data pad according to a first burst sequence, and the second read data are outputted to the data pad according to a second burst sequence, based on the read scheduling signal.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: October 5, 2021
    Assignee: SK hynix Inc.
    Inventors: Young-Jun Yoon, Hyun-Seung Kim
  • Patent number: 11088380
    Abstract: The provided are an electrolyte for redox flow battery and a redox flow battery comprising the same, wherein the electrolyte for redox flow battery comprises a solute and a solvent, wherein said solute comprises at least one of anode active material and cathode active material, wherein said anode active material comprises at least one of organic compounds having a carbonyl group such as benzophenone-, benzoquinone-, dimethyl terephthalate-, and 1,4-diacetylbenzene-based organic compounds, and said cathode active material comprises at least one of amine-, tetrathiafulvalene-, and N,N,N?,N?-tetramethyl-p-phenylenediamine-based organic compounds.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: August 10, 2021
    Assignee: Seoul National University R&DB Foundation
    Inventors: Seung Mo Oh, Hyun-seung Kim, Youngjin Kim, Taeho Yoon, Ji Heon Ryu, Junsoo Jang
  • Patent number: 11081728
    Abstract: The present invention relates to a non-aqueous electrolyte solution additive, and a non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery which include the same, and particularly, to a non-aqueous electrolyte solution additive including a compound based on a cyclic sulfur structure, and a secondary battery in which low-voltage failure due to metal dissolution may be improved by including the same.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 3, 2021
    Inventors: Hyun Seung Kim, Sung Hoon Yu
  • Patent number: 11081729
    Abstract: The present invention relates to a non-aqueous electrolyte solution additive, and a non-aqueous electrolyte solution for a lithium-ion battery and a lithium-ion battery which include the same, and particularly, to a non-aqueous electrolyte solution, which may remove an acid generated by the decomposition of a lithium salt while being able to suppress the dissolution of metal impurities causing failure in the battery by using and including a Lewis base compound containing a propargyl group as a non-aqueous electrolyte solution additive for a lithium-ion battery, and a lithium secondary battery in which transition metal dissolution in a positive electrode and a low-voltage phenomenon are improved.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 3, 2021
    Inventors: Hyun Seung Kim, Sung Hoon Yu, Jeong Woo Oh, Chul Haeng Lee
  • Patent number: 11062741
    Abstract: A semiconductor device includes an input/output (I/O) line drive control circuit and a data I/O circuit. The I/O line drive control circuit is configured to generate drive control pulses having a generation sequence, wherein the generation sequence of the drive control pulses are controlled based on a command pulse and address latch signals, and wherein the address latch signals are set based on when the command pulse is generated to perform a read operation or a write operation. The command pulse is generated to perform a read operation or a write operation. The data I/O circuit controls data I/O operations of a plurality of bank groups based on the drive control pulses.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: July 13, 2021
    Assignee: SK hynix Inc.
    Inventors: Young Jun Yoon, Hyun Seung Kim
  • Patent number: 11049530
    Abstract: A semiconductor device includes an input/output (I/O) line drive control circuit and a data I/O circuit. The I/O line drive control circuit is configured to generate drive control pulses having a generation sequence, wherein the generation sequence of the drive control pulses are controlled based on a command pulse and address latch signals, and wherein the address latch signals are set based on when the command pulse is generated to perform a read operation or a write operation. The command pulse is generated to perform a read operation or a write operation. The data I/O circuit controls data I/O operations of a plurality of bank groups based on the drive control pulses.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: June 29, 2021
    Assignee: SK hynix Inc.
    Inventors: Young Jun Yoon, Hyun Seung Kim
  • Publication number: 20210184257
    Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution for a lithium secondary battery, includes a lithium salt, an organic solvent, and an additive, wherein the additive includes a compound represented by Formula 1.
    Type: Application
    Filed: September 11, 2019
    Publication date: June 17, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Seung Kim, Chul Haeng Lee, Yu Ha An, Jeong Woo Oh
  • Publication number: 20210080178
    Abstract: The present invention relates to a method for drying wood by using microwaves. The method for drying wood by using microwaves, according to an embodiment of the present invention, comprises the steps of: preparing wood; wrapping at least a portion of the wood by using a wrapping member; applying microwaves to the wood wrapped with the wrapping member to raise the temperature inside the wrapping member; removing the wrapping member from the wood wrapped with the wrapping member; and drying moisture of an outer layer of the wood from which the wrapping member has been removed.
    Type: Application
    Filed: June 27, 2019
    Publication date: March 18, 2021
    Applicant: PACEP CO., LTD.
    Inventors: Su Hun PARK, Chan Il PARK, Hyun Seung KIM
  • Publication number: 20210043236
    Abstract: A semiconductor device includes an input/output (I/O) line drive control circuit and a data I/O circuit. The I/O line drive control circuit is configured to generate drive control pulses having a generation sequence, wherein the generation sequence of the drive control pulses are controlled based on a command pulse and address latch signals, and wherein the address latch signals are set based on when the command pulse is generated to perform a read operation or a write operation. The command pulse is generated to perform a read operation or a write operation. The data I/O circuit controls data I/O operations of a plurality of bank groups based on the drive control pulses.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 11, 2021
    Applicant: SK hynix Inc.
    Inventors: Young Jun YOON, Hyun Seung KIM
  • Publication number: 20210043237
    Abstract: A semiconductor device includes an input/output (I/O) line drive control circuit and a data I/O circuit. The I/O line drive control circuit is configured to generate drive control pulses having a generation sequence, wherein the generation sequence of the drive control pulses are controlled based on a command pulse and address latch signals, and wherein the address latch signals are set based on when the command pulse is generated to perform a read operation or a write operation. The command pulse is generated to perform a read operation or a write operation. The data I/O circuit controls data I/O operations of a plurality of bank groups based on the drive control pulses.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 11, 2021
    Applicant: SK hynix Inc.
    Inventors: Young Jun YOON, Hyun Seung KIM
  • Publication number: 20210036364
    Abstract: A non-aqueous electrolyte solution and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, an organic solvent, and a compound represented by Formula 1 as an additive. The compound has an excellent effect of removing a decomposition product, such as HF and PF5, generated from the lithium salt in the electrolyte solution. The lithium secondary battery has improved high-temperature storage characteristics by including the non-aqueous electrolyte solution.
    Type: Application
    Filed: February 12, 2019
    Publication date: February 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Seung Kim, Chul Haeng Lee, Sung Hoon Yu, Hyun Yeong Lee
  • Patent number: 10854248
    Abstract: A semiconductor device includes an input/output (I/O) line drive control circuit and a data I/O circuit. The I/O line drive control circuit is configured to generate drive control pulses having a generation sequence, wherein the generation sequence of the drive control pulses are controlled based on a command pulse and address latch signals, and wherein the address latch signals are set based on when the command pulse is generated to perform a read operation or a write operation. The command pulse is generated to perform a read operation or a write operation. The data I/O circuit controls data I/O operations of a plurality of bank groups based on the drive control pulses.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: December 1, 2020
    Assignee: SK hynix Inc.
    Inventors: Young Jun Yoon, Hyun Seung Kim
  • Publication number: 20200365946
    Abstract: A non-aqueous electrolyte solution and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, an organic solvent, and a compound represented by Formula 1 as an additive. The compound has an excellent effect of removing a decomposition product generated from the lithium salt in the electrolyte solution. In some embodiments, a lithium secondary battery including the non-aqueous electrolyte solution has improved high-temperature storage characteristics by alleviating self-discharge.
    Type: Application
    Filed: April 10, 2019
    Publication date: November 19, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Seung Kim, Chul Haeng Lee, Jeong Woo Oh
  • Publication number: 20200343588
    Abstract: The present invention relates to an electrolyte for a lithium secondary battery and a lithium secondary battery including the same, the electrolyte including a lithium salt, an additive containing a compound represented by Formula 1, and an organic solvent.
    Type: Application
    Filed: June 11, 2019
    Publication date: October 29, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Seung Kim, Chul Haeng Lee, Yu Ha An, Jeong Woo Oh
  • Publication number: 20200335822
    Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution for a lithium secondary battery, includes an additive having metal ion adsorbability and capable of forming a stable ion conductive film on the surface of an electrode. In some embodiments, a lithium secondary battery including the same has an improved an abnormal voltage drop phenomenon.
    Type: Application
    Filed: August 24, 2018
    Publication date: October 22, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Sung Hoon Yu, Chul Haeng Lee, Hyun Seung Kim
  • Patent number: 10742198
    Abstract: A semiconductor apparatus including a pipe latch is provided. The pipe latch includes a first latch unit, a second latch unit and an output unit. The first latch unit configured to store an input signal into a first latch node based on a first input control signal. The second latch unit configured to store the signal stored in the first latch node into a second latch node based on a second input control signal. The output unit configured to output the signal stored in the second latch node as output signal based on an output control signal.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: August 11, 2020
    Assignee: SK hynix Inc.
    Inventor: Hyun Seung Kim
  • Patent number: 10720190
    Abstract: A semiconductor device includes a repeater configured to output latch data as aligned data when the operation control signal is disabled and configured to interrupt the input of the latch data when the operation control signal is enabled for performing a data masking operation of internal data. The operation control signal is enabled according to logic levels of the internal data when a flag signal is enabled and a write data control signal is enabled.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: July 21, 2020
    Assignee: SK hynix Inc.
    Inventor: Hyun Seung Kim
  • Patent number: 10658020
    Abstract: A strobe signal generation circuit includes a trigger circuit configured to generate a pull-up signal and a pull-down signal according to a clock signal; a first main driver configured to generate a differential data strobe signal in response to receiving the pull-up signal and the pull-down signal; and a second main driver configured to generate an other differential data strobe signal in response to receiving the pull-up signal and the pull-down signal from among the at least one pull-down signal through opposite terminals than the first main driver received the pull-up signal and the pull-down signal.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: May 19, 2020
    Assignee: SK hynix Inc.
    Inventors: Seung Wook Oh, Hyun Seung Kim
  • Publication number: 20200153021
    Abstract: The provided are an electrolyte for redox flow battery and a redox flow battery comprising the same, wherein the electrolyte for redox flow battery comprises a solute and a solvent, wherein said solute comprises at least one of anode active material and cathode active material, wherein said anode active material comprises at least one of organic compounds having a carbonyl group such as benzophenone-, benzoquinone-, dimethyl terephthalate-, and 1,4-diacetylbenzene-based organic compounds, and said cathode active material comprises at least one of amine-, tetrathiafulvalene-, and N,N,N?,N?-tetramethyl-p-phenylenediamine-based organic compounds.
    Type: Application
    Filed: December 13, 2019
    Publication date: May 14, 2020
    Inventors: Seung Mo Oh, Hyun-seung Kim, Youngjin Kim, Taeho Yoon, Ji Heon Ryu, Junsoo Jang