Patents by Inventor Jeong Ho Ahn

Jeong Ho Ahn 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: 10476104
    Abstract: Provided are a gel polymer electrolyte including a polymer network, and an electrolyte solution impregnated in the polymer network, wherein the polymer network is formed by combining a first oligomer, which includes unit A derived from a monomer including at least one copolymerizable acrylate or acrylic acid, unit C including urethane, and unit E including alkylene group substituted with one or more fluorine, in a three-dimensional structure, and a lithium secondary battery including the gel polymer electrolyte.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: November 12, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Kyoung Ho Ahn, Jeong Woo Oh, Chul Haeng Lee, Yi Jin Jung, Sol Ji Park
  • Patent number: 10414451
    Abstract: An air passage type wheel deflector applied to a vehicle may include a deflector body 10 fastened to the floor panel by screws 40 and mounted at the rear wheel 120 side, an air duct 20 forming an air passage 20-1 for forcing the air introduced externally to flow downward and discharge in a state of being covered by the deflector body 10 coupled to the air duct, and a plurality of ribs 30 disposed in the deflector body 10 at a certain rib spacing and positioned in the space of the air passage 20-1 so that robustness against strike by chipping is maintained and at the same time aerodynamic performance is improved resulting from improvement of the kick-up function by the air passage 20-1.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: September 17, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Cheol-O Kim, Jae-Young Kang, Hyun-Seok Jung, Jeong-Ho Lee, Ho-Jeong Choi, Jun-Young Ahn, Hyun-Ah Kim, Byung-Hoon Kang, Yun-Woo Chung
  • Publication number: 20190267660
    Abstract: The present invention relates to a composition for a gel polymer electrolyte, a gel polymer electrolyte prepared by polymerizing the same, and a lithium secondary battery including the gel polymer electrolyte, and particularly, to a composition for a gel polymer electrolyte having improved high-temperature safety, a gel polymer electrolyte formed by polymerizing the composition in an inert atmosphere, and a lithium secondary battery including the gel polymer electrolyte.
    Type: Application
    Filed: January 12, 2018
    Publication date: August 29, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hoon Lee, Kyoung Ho Ahn, Chul Haeng Lee, Jeong Woo Oh
  • Patent number: 10388867
    Abstract: A variable resistance memory device including a selection pattern; an intermediate electrode contacting a first surface of the selection pattern; a variable resistance pattern on an opposite side of the intermediate electrode relative to the selection pattern; and a first electrode contacting a second surface of the selection pattern and including a n-type semiconductor material, the second surface of the selection pattern being opposite the first surface thereof.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: August 20, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Zhe Wu, Soon-Oh Park, Jeong-Hee Park, Dong-Ho Ahn, Hideki Horii
  • Patent number: 10381685
    Abstract: The present disclosure provides a non-aqueous liquid electrolyte comprising a non-aqueous organic solvent, a lithium salt, and an additive that is an isocyanate-based compound comprising a carbon-carbon triple bond. By comprising the isocyanate-based compound additive comprising a carbon-carbon triple bond of the present disclosure in the non-aqueous liquid electrolyte, lifespan properties and high temperature durability are capable of being enhanced, and internal resistance of a battery is capable of being reduced.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: August 13, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Kyoung Ho Ahn, Sol Ji Park, Chul Haeng Lee, Jeong Woo Oh
  • Patent number: 10355309
    Abstract: The present invention provides a gel polymer electrolyte obtained by polymerizing and gelling a composition for a gel polymer including an organic solvent, an electrolyte salt and a first polymerizable monomer, wherein the gel polymer electrolyte further comprises a compound represented by the following Formula 1 as a first additive: where R1 to R3 are independently hydrogen, an alkyl group having 1 to 5 carbon atoms, an aryl group having 5 to 7 carbon atoms, or a fluorine substituted alkyl group having 1 to 5 carbon atoms, or at least two substituents selected from R1 to R3 are coupled or connected to each other to form a cycle group having a ring atom composed of 2 to 6 carbon atoms or a heterocyclic group having a ring atom composed of 2 to 8 carbon atoms and 1 to 3 oxygen hetero atoms.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: July 16, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Kyoung Ho Ahn, Jeong Woo Oh, Yi Jin Jung, Doo Kyung Yang, Min Jung Kim
  • Publication number: 20190198925
    Abstract: The present invention relates to a non-aqueous electrolyte solution including a non-aqueous organic solvent, a lithium salt, and an oligomer represented by Formula 1 described in the present specification, and a lithium secondary battery including the same. Since the non-aqueous electrolyte solution according to an embodiment of the present invention may reduce gas, such as CO or CO2, generated in the secondary battery during high-temperature storage, it may further improve high-temperature stability of the lithium secondary battery.
    Type: Application
    Filed: January 12, 2018
    Publication date: June 27, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hoon Lee, Kyoung Ho Ahn, Chul Haeng Lee, Jeong Woo Oh
  • Publication number: 20190148456
    Abstract: A memory device includes a plurality of word lines extending along a first direction and spaced apart from each other along a second direction that is perpendicular to the first direction; a plurality of bit lines extending along the second direction and spaced apart from each other in the first direction, the plurality of bit lines being spaced apart from the plurality of word lines in a third direction that is perpendicular to both the first and second directions; and a plurality of memory cells being respectively arranged between the corresponding word and bit lines. Each of the memory cells includes a selection device layer, and a variable resistance layer, wherein the selection device layer includes a chalcogenide switching material having a composition according to a particular chemical formula.
    Type: Application
    Filed: December 20, 2018
    Publication date: May 16, 2019
    Inventors: Zhe Wu, Dong-ho Ahn, Hideki Horii, Soon-oh Park, Jeong-hee Park, Jin-woo Lee, Dong-jun Seong, Seol Choi
  • Publication number: 20190067803
    Abstract: A wearable device which is mountable on a wrist of a user includes a housing including a metal structure, a display positioned within the housing, wherein the display includes a metal layer positioned within the metal structure and spaced apart from the metal structure by a given gap, a printed circuit board (PCB) positioned within the housing and including a ground region, and a control circuit positioned on the PCB and configured to feed a first point of the metal structure. The metal layer is electrically connected with the ground region of the PCB at a second point spaced from the first point by a given angle.
    Type: Application
    Filed: August 30, 2018
    Publication date: February 28, 2019
    Inventors: Woo Suk Kang, Chae Up Yoo, In Young Lee, Jae Kwang Sim, Jeong Ho Ahn, Jin Woo Jung, Se Woong Kim, Jae Bong Chun
  • Patent number: 9727799
    Abstract: A method of automatic defect classification (ADC) includes detecting defective parts from a substrate wherein at least one unit process is performed; and classifying defect types of the respective defective parts, wherein the classifying includes obtaining a scanning electron microscope (SEM) image of each of the defective parts; registering information about the substrate in a graphic data system (GDS) image corresponding to each SEM image; defining a plurality of defects of interest (DOIs) categorizing defects of the respective defective parts; defining a DOI rule that is a criterion for determining which defects of the respective defective parts correspond to which DOI from among the DOIs; and analyzing the image to classify which defects of the respective defective parts correspond to which DOI from among the DOIs according to the DOI rule.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Il-suk Park, Jeong-ho Ahn, Hyung-suk Cho
  • Publication number: 20160261786
    Abstract: Provided is a wafer inspection apparatus using three-dimensional (3D) images, which apparatus may acquire a 3D image by adjusting a focal position at a high speed, and inspect a wafer by using the 3D image so that a 3D inspection operation may be precisely performed on patterns formed on the wafer at a high speed. The wafer inspection apparatus may include a stage on which a wafer is disposed, an optical apparatus configured to acquire an image of a pattern formed on the wafer by using a scan method, a focus adjusting unit configured to change a focal position of light irradiated to the wafer according to a scan speed of the optical apparatus, and an image processor configured to integrate images corresponding to focal positions and generate and analyze 3D images.
    Type: Application
    Filed: December 4, 2015
    Publication date: September 8, 2016
    Inventors: Jeong-ho Ahn, Yu-sin Yang, Yun-jung Jee, Woo-seok Ko
  • Publication number: 20160180513
    Abstract: A method of automatic defect classification (ADC) includes detecting defective parts from a substrate wherein at least one unit process is performed; and classifying defect types of the respective defective parts, wherein the classifying includes obtaining a scanning electron microscope (SEM) image of each of the defective parts; registering information about the substrate in a graphic data system (GDS) image corresponding to each SEM image; defining a plurality of defects of interest (DOIs) categorizing defects of the respective defective parts; defining a DOI rule that is a criterion for determining which defects of the respective defective parts correspond to which DOI from among the DOIs; and analyzing the image to classify which defects of the respective defective parts correspond to which DOI from among the DOIs according to the DOI rule.
    Type: Application
    Filed: August 6, 2015
    Publication date: June 23, 2016
    Inventors: Il-suk Park, Jeong-ho Ahn, Hyung-suk Cho
  • Patent number: 9165354
    Abstract: Methods of analyzing photolithography processes are provided. The methods may include obtaining an image from a pattern formed on a wafer and obtaining dimensions of the image. The methods may further include converting the dimensions into a profile graph and then dividing the profile graph into a low-frequency band profile graph and a high-frequency band profile graph.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: October 20, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woong-Kyu Son, Hyo-Cheon Kang, Deok-Yong Kim, Jae-Kwan Park, Jeong-Ho Ahn, Soo-Bok Chin
  • Publication number: 20140307052
    Abstract: Apparatuses and methods for extracting defect depth information and methods of improving semiconductor device manufacturing processes using defect depth information are provided. The apparatuses may include an inspection assembly configured to obtain a plurality of optical images of a portion of an inspection object including a defect along a depth direction and a processor circuit configured to generate defect data using the plurality of optical images and provide defect depth information by comparing the defect data with comparison data in a library database.
    Type: Application
    Filed: April 9, 2014
    Publication date: October 16, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeong-ho Ahn, Jong-cheon Sun, Dong-ryul Lee, Byoung-ho Lee, Dong-chul Ihm, Soo-bok Chin
  • Publication number: 20140268170
    Abstract: Provided are an apparatus and a method for estimating a depth of a buried defect in a substrate. The apparatus for estimating a depth of a buried defect in a substrate includes a light source providing a source of light, an aperture through which only a part of the source of light passes, a reflecting mirror receiving and reflecting the source of light that has passed through the aperture as a first light, a lens receiving and condensing the first light, the substrate receiving and reflecting the condensed first light as a second light, a light sensor receiving the second light and sensing a brightness of the second light, and a position adjustment portion adjusting a distance between the lens and the substrate.
    Type: Application
    Filed: December 10, 2013
    Publication date: September 18, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-Cheon Sun, Jeong-Ho Ahn, Dong-Ryul Lee, Dong-Chul Ihm
  • Publication number: 20140037186
    Abstract: Methods of analyzing photolithography processes are provided. The methods may include obtaining an image from a pattern formed on a wafer and obtaining dimensions of the image. The methods may further include converting the dimensions into a profile graph and then dividing the profile graph into a low-frequency band profile graph and a high-frequency band profile graph.
    Type: Application
    Filed: June 3, 2013
    Publication date: February 6, 2014
    Inventors: Woong-Kyu Son, Hyo-Cheon Kang, Deok-Yong Kim, Jae-Kwan Park, Jeong-Ho Ahn, Soo-Bok Chin
  • Patent number: 7347679
    Abstract: An apparatus and method for manufacturing ultra-fine particles using an electrospray device is disclosed. One or more capillary provided at its tip with a nozzle is positioned within a guide duct and precursors such as metal organic materials and metal halogen compounds, or nonvolatile substances or volatile substances are supplied to the capillary. Voltages are applied to the capillary and the guide duct, respectively, so that a voltage difference is generated therebetween and the highly charged liquid droplets from the capillary are sprayed. The sprayed liquid droplets are carried along the guide duct together with carrier gas injected into the guide duct. When heat energy is applied to the liquid droplets, chemical reactions of the liquid droplets occur. A collecting plate positioned in front of the guide duct collects ultra-fine particles formed by the chemical reactions.
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: March 25, 2008
    Inventors: Kang Ho Ahn, Jeong Ho Ahn, Sang Hyun Ahn
  • Publication number: 20060072278
    Abstract: An apparatus and method for manufacturing particles using corona discharge is disclosed. A discharge electrode is provided within a guide duct and reaction gases are supplied into the guide duct. A high voltage is applied to the discharge electrode and a low voltage is applied to the guide duct to generate a voltage difference therebetween. When heat energy is applied to the reaction gases, chemical reactions occur in the gases and particles are made by the chemical reactions. The particles form new particles centering around ions as nuclei which are generated by corona discharge and moves along the guide duct. A collecting plate positioned in front of the guide duct collects the particles.
    Type: Application
    Filed: November 12, 2002
    Publication date: April 6, 2006
    Inventors: Kang-Ho Ahn, Jeong-Ho Ahn, Sang-Hyun Ahn
  • Patent number: 6860434
    Abstract: An apparatus and method for manufacturing ultra-fine particles using an electrospray device is disclosed. One or more capillary provided at its tip with a nozzle is positioned within a guide duct and precursors such as metal organic materials and metal halogen compounds, or nonvolatile substances or volatile substances are supplied to the capillary. Voltages are applied to the capillary and the guide duct, respectively, so that a voltage difference is generated therebetween and the highly charged liquid droplets from the capillary are sprayed. The sprayed liquid droplets are carried along the guide duct together with carrier gas injected into the guide duct. When heat energy is applied to the liquid droplets, chemical reactions of the liquid droplets occur. A collecting plate positioned in front of the guide duct collects ultra-fine particles formed by the chemical reactions.
    Type: Grant
    Filed: April 18, 2001
    Date of Patent: March 1, 2005
    Inventors: Kang Ho Ahn, Jeong Ho Ahn, Sang Hyun Ahn
  • Publication number: 20020158140
    Abstract: An apparatus and method for manufacturing ultra-fine particles using an electrospray device is disclosed. One or more capillary provided at its tip with a nozzle is positioned within a guide duct and precursors such as metal organic materials and metal halogen compounds, or nonvolatile substances or volatile substances are supplied to the capillary. Voltages are applied to the capillary and the guide duct, respectively, so that a voltage difference is generated therebetween and the highly charged liquid droplets from the capillary are sprayed. The sprayed liquid droplets are carried along the guide duct together with carrier gas injected into the guide duct. When heat energy is applied to the liquid droplets, chemical reactions of the liquid droplets occur. A collecting plate positioned in front of the guide duct collects ultra-fine particles formed by the chemical reactions.
    Type: Application
    Filed: December 18, 2001
    Publication date: October 31, 2002
    Inventors: Kang Ho Ahn, Jeong Ho Ahn, Sang Hyun Ahn