Patents by Inventor Sangil Kim

Sangil 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: 20240104899
    Abstract: A lightweight image processing method is provided. The method may be performed by one or more processors, and include extracting a feature map from an image, calculating a channel attention vector based on the feature map, generating a weighted feature map based on the feature map and based on the channel attention vector, inputting the weighted feature map to an image processing model to generate a processed image. The image processing model may include an artificial neural network model.
    Type: Application
    Filed: January 18, 2023
    Publication date: March 28, 2024
    Inventors: Hojin Cho, Sangil Kim
  • Publication number: 20240105943
    Abstract: Provided are a negative electrode layer for an all-solid secondary battery, and an all-solid secondary battery including the same, the negative electrode layer comprising a negative electrode current collector and a first negative electrode active material layer including a carbon-based material, wherein the carbon-based material includes a mixture of amorphous carbon black and crystalline carbon black, and satisfies that the D peak to G peak intensity ratio of the amorphous carbon black, obtained by Raman analysis, is 1.5 or more, and the D peak to G peak intensity ratio of the crystalline carbon black, obtained by Raman analysis, is greater than 0.5 and less than 1.5.
    Type: Application
    Filed: August 9, 2022
    Publication date: March 28, 2024
    Inventors: Jinhoon YANG, Byeonggyu CHO, Jinkyu KIM, Yunchae JUNG, Sangil HAN
  • Publication number: 20240094767
    Abstract: An example electronic device may include a foldable housing, including a hinge, a first housing connected to the hinge and including a first surface facing a first direction and a second surface facing a second direction opposite the first direction, and a second housing connected to the hinge, including a third surface facing a third direction and a fourth surface facing a fourth direction opposite the third direction, the second housing configured to be foldable with respect to the first housing about the hinge, wherein the first surface faces the third surface in a folded state of the electronic device; a display extending from the first surface to the third surface to provide the first surface and the third surface and including a touch controller configured to control a receiving function of an input on the display; a processor disposed inside the first or second housing and operatively coupled to the display; and a memory operatively connected to the processor, wherein the memory may store instructions
    Type: Application
    Filed: November 27, 2023
    Publication date: March 21, 2024
    Inventors: Sungjun LEE, Byoungho JUNG, Sangil PARK, Kwonho SONG, Iljoo CHAE, Kiwon KIM, Mooyoung KIM
  • Patent number: 11260344
    Abstract: In one embodiment, a separation membrane includes: a porous support structure, wherein the porous support structure comprises a system of continuous pores connecting an inlet of the separation membrane to an outlet of the separation membrane; and at least one alkali metal hydroxide disposed within pores of the porous support structure. Other aspects and embodiments of the disclosed inventive concepts will become apparent from the detailed description, which, when taken in conjunction with the drawings, illustrate by way of example the principles of the invention.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 1, 2022
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Marcus Worsley, Patrick Campbell, Sangil Kim, Matthew Merrill
  • Patent number: 11260343
    Abstract: In one embodiment, a method for separating acidic gases from a gas mixture includes exposing the gas mixture to a separation membrane at an elevated temperature, where the separation membrane includes a porous support and at least one molten alkali metal hydroxide disposed within pores of the porous support.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 1, 2022
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Marcus Worsley, Patrick Campbell, Sangil Kim, Matthew Merrill
  • Patent number: 11103832
    Abstract: According to one embodiment, a composition of matter includes: a first system of continuous voids arranged in a three-dimensional matrix; a second system of continuous voids arranged in the three-dimensional matrix; and a nanoporous barrier separating the first system of continuous voids and the second system of continuous voids. The first system of continuous voids and the second system of continuous voids are interwoven but independent so as to form a plurality of channels through the three-dimensional matrix. Corresponding methods for forming the composition of matter are also disclosed.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: August 31, 2021
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Jianchao Ye, Andreas C. Baumgaertel, Juergen Biener, Monika M. Biener, Sangil Kim
  • Patent number: 11003005
    Abstract: A display apparatus includes a plurality of pixel units and each pixel unit includes a substrate, a first electrode, a second electrode, an image display part and a protective layer. The first electrode is formed on the substrate. The second electrode is formed over the first electrode while interposing a first insulating layer therebetween to define a TSC (tunnel-shaped cavity) extending in a first direction between the first and second electrodes. The image display part is provided in the TSC to display an image according to an electric field generated by the first and second electrodes. The protective layer covers the second electrode and seals the TSC. The display apparatus having the above structure is manufactured by forming the first electrode, a sacrificial layer and the second electrode and forming the image display part by removing the sacrificial layer.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: May 11, 2021
    Inventors: Yeun Tae Kim, Hee-Keun Lee, Pilsook Kwon, Sangil Kim, Nakcho Choi
  • Patent number: 10934628
    Abstract: Methods and systems for hydrogen production or production of a reduced target molecule are described, wherein a nicotinamide co-factor dependent membrane hydrogenase or a nicotinamide co-factor dependent membrane enzyme presented on a nanolipoprotein adsorbed onto an electrically conductive supporting structure, which can preferably be chemically inert, is contacted with protons or a target molecule to be reduced and nicotinamide cofactors in presence of an electric current and one or more electrically driven redox mediators.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: March 2, 2021
    Assignee: LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
    Inventors: Paul D. Hoeprich, Jr., Sangil Kim
  • Patent number: 10737128
    Abstract: In one embodiment, a product includes a plurality of carbon nanotubes and a fill material in interstitial spaces between the carbon nanotubes for limiting or preventing fluidic transfer between opposite sides of the product except through interiors of the carbon nanotubes. Moreover, the longitudinal axes of the carbon nanotubes are substantially parallel, where an average inner diameter of the carbon nanotubes is about 20 nanometers or less. In addition, the ends of the carbon nanotubes are open and the fill material is impermeable or having an average porosity that is less than the average inner diameter of the carbon nanotubes.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: August 11, 2020
    Assignee: Lawrence Livermore National Securing, LLC
    Inventors: Francesco Fornasiero, Kuang Jen J. Wu, Sangil Kim
  • Publication number: 20200147559
    Abstract: Disclosed herein are boron-nitride nanoparticle membranes and methods of manufacturing boron-nitride nanoparticle membranes. In an embodiment, a boron-nitride nanoparticle membrane includes a matrix and a plurality of one-dimensional boron-nitride nanoparticles disposed within the matrix, where he plurality of boron-nitride nanoparticles are configured for selective molecular transport through each of the plurality of one-dimensional boron-nitride nanoparticles.
    Type: Application
    Filed: July 13, 2018
    Publication date: May 14, 2020
    Inventors: Sangil Kim, Jerry Shan, Vikas Berry, Semih Cetindag, Sanjay Behura, Aaditya Pendse, Robert Praino
  • Publication number: 20200030740
    Abstract: In one embodiment, a method for separating acidic gases from a gas mixture includes exposing the gas mixture to a separation membrane at an elevated temperature, where the separation membrane includes a porous support and at least one molten alkali metal hydroxide disposed within pores of the porous support.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Marcus Worsley, Patrick Campbell, Sangil Kim, Matthew Merrill
  • Publication number: 20200030741
    Abstract: In one embodiment, a separation membrane includes: a porous support structure, wherein the porous support structure comprises a system of continuous pores connecting an inlet of the separation membrane to an outlet of the separation membrane; and at least one alkali metal hydroxide disposed within pores of the porous support structure. Other aspects and embodiments of the disclosed inventive concepts will become apparent from the detailed description, which, when taken in conjunction with the drawings, illustrate by way of example the principles of the invention.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Marcus Worsley, Patrick Campbell, Sangil Kim, Matthew Merrill
  • Patent number: 10464015
    Abstract: In one embodiment, a separation membrane includes: a porous support structure; and at least one alkali metal hydroxide disposed within pores of the porous support structure. In another embodiment, a method for separating acidic gases from a gas mixture includes exposing the gas mixture to a separation membrane at an elevated temperature, where the separation membrane includes a porous support and at least one molten alkali metal hydroxide disposed within pores of the porous support.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: November 5, 2019
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Marcus Worsley, Patrick Campbell, Sangil Kim, Matthew Merrill
  • Patent number: 10399053
    Abstract: Described here is a metal-carbon composite, comprising (a) a porous three-dimensional scaffold comprising one or more of carbon nanotubes, graphene and graphene oxide, and (b) metal nanoparticles disposed on said porous scaffold, wherein the metal-carbon composite has a density of 1 g/cm3 or less, and wherein the metal nanoparticles account for 1 wt. % or more of the metal-carbon composite. Also described are methods for making the metal-carbon composite.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: September 3, 2019
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Marcus A. Worsley, Joe H. Satcher, Jr., Sergei Kucheyev, Supakit Charnvanichborikarn, Jeffrey D. Colvin, Thomas E. Felter, Sangil Kim, Matthew Merrill, Christine A. Orme
  • Patent number: 10359672
    Abstract: A display device includes: a first substrate; a first electrode disposed on the first substrate; a liquid crystal layer disposed on the first electrode; a polarizing plate disposed on the liquid crystal layer; a color conversion layer disposed on the polarizing plate and including a plurality of color conversion portions; and a second substrate disposed on the color conversion layer. The polarizing plate includes a polymer film, and a distance between the liquid crystal layer and the color conversion layer is in a range of about 5 ?m to about 50 ?m.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: July 23, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seonggyu Kwon, Sangil Kim, Wontae Kim, Haksun Kim, Namseok Roh, Jaecheol Park, Youyoung Jin
  • Publication number: 20190187307
    Abstract: Exemplary embodiments of the present invention comprise a high efficiency 3D nanostructured neutron detector. The neutron detector comprises a primary and secondary substrate, each substrate comprising an external and internal surface area, wherein one of the respective substrates comprises an n-type semiconductor material and the other substrate comprises a p-type semiconductor material. Disposed between the primary and secondary substrates is a composite structure consisting of a predetermined neutron converting material and a predetermined neutron detecting material, wherein one of the composite materials is fabricated into a nanostructure in the configuration of a stack of nanosheets, a 3D nanowire network, or as 3D nano-trees, and a pair of electrodes, wherein one electrode is disposed on the respective external surface areas of the primary and secondary substrates.
    Type: Application
    Filed: December 13, 2018
    Publication date: June 20, 2019
    Inventors: Young Soo Ham, Sangil Kim
  • Patent number: 10268035
    Abstract: An electrowetting display device includes a first base substrate, a partition wall which is on the first base substrate and partitions pixels, a second base substrate which faces the first base substrate, column spacers which are on the second base substrate and contact the partition wall, an electrowetting layer which is between the first and second base substrates and includes a first fluid and a second fluid immiscible with each other, and channels disposed in a boundary area between the pixels. The second fluid has electrical conductivity or electrical polarity. The boundary area is overlapped with the partition wall and the channels define a flow path of the second fluid. The column spacers are in the boundary area between the pixels except for a boundary area including the channels.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: April 23, 2019
    Assignee: Amazon Technologies, Inc.
    Inventors: Gwan Ha Kim, Seonggyu Kwon, Sangil Kim, Sunghwan Kim, Junheui Lee, Hyun Sup Lee, Jinwoo Choi
  • Publication number: 20190055658
    Abstract: Methods and systems for hydrogen production or production of a reduced target molecule are described, wherein a nicotinamide co-factor dependent membrane hydrogenase or a nicotinamide co-factor dependent membrane enzyme presented on a nanolipoprotein adsorbed onto an electrically conductive supporting structure, which can preferably be chemically inert, is contacted with protons or a target molecule to be reduced and nicotinamide cofactors in presence of an electric current and one or more electrically driven redox mediators.
    Type: Application
    Filed: October 22, 2018
    Publication date: February 21, 2019
    Inventors: Paul D. HOEPRICH, JR., Sangil KIM
  • Patent number: 10151037
    Abstract: Methods and systems for hydrogen production or production of a reduced target molecule are described, wherein a nicotinamide co-factor dependent membrane hydrogenase or a nicotinamide co-factor dependent membrane enzyme presented on a nanolipoprotein adsorbed onto an electrically conductive supporting structure, which can preferably be chemically inert, is contacted with protons or a target molecule to be reduced and nicotinamide cofactors in presence of an electric current and one or more electrically driven redox mediators.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: December 11, 2018
    Assignee: Lawrence Livermore National Security, LLC
    Inventors: Paul D. Hoeprich, Jr., Sangil Kim
  • Publication number: 20180236287
    Abstract: In one embodiment, a product includes a plurality of carbon nanotubes and a fill material in interstitial spaces between the carbon nanotubes for limiting or preventing fluidic transfer between opposite sides of the product except through interiors of the carbon nanotubes. Moreover, the longitudinal axes of the carbon nanotubes are substantially parallel, where an average inner diameter of the carbon nanotubes is about 20 nanometers or less. In addition, the ends of the carbon nanotubes are open and the fill material is impermeable or having an average porosity that is less than the average inner diameter of the carbon nanotubes.
    Type: Application
    Filed: February 23, 2017
    Publication date: August 23, 2018
    Inventors: Francesco Fornasiero, Kuang Jen J. Wu, Sangil Kim