Patents by Inventor Chan Kwak

Chan Kwak 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: 20220165840
    Abstract: Provided is a method of preparing a dielectric film having a nanoscale three-dimensional shape and including an oxide, the oxide represented by RAMBOC where R is a divalent element and M is a pentavalent element, the method may include synthesizing a target material, the target material including the divalent element and the pentavalent element; and forming the oxide by depositing the divalent element and the pentavalent element, from the target material, onto a substrate such that the oxide includes a perovskite-type crystal structure, 1.3<B/A<1.7, and 9.0?C<10.0.
    Type: Application
    Filed: May 3, 2021
    Publication date: May 26, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyungjun KIM, Changsoo LEE, Chan KWAK, Euncheol DO
  • Publication number: 20220085144
    Abstract: Provided are a dielectric thin film, an integrated device including the same, and a method of manufacturing the dielectric thin film. The dielectric thin film includes an oxide having a perovskite-type crystal structure represented by Formula 1 below and wherein the dielectric thin film comprises 0.3 at % or less of halogen ions or sulfur ions. A2-xB3-yO10-z ??<Formula 1> In Formula 1, A, B, x, y, and z are disclosed in the specification.
    Type: Application
    Filed: March 23, 2021
    Publication date: March 17, 2022
    Applicants: Samsung Electronics Co., Ltd., AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Changsoo LEE, Sangwoon LEE, Chan KWAK, Hyungjun KIM, Euncheol DO
  • Patent number: 11217660
    Abstract: Provided are a dielectric including an oxide represented by Formula 1 below and having a cubic crystal structure, a capacitor including the dielectric, a semiconductor device including the dielectric, and a method of manufacturing the dielectric. (RbxA1-x)(ByTa1-y)O3-???<Formula 1> In Formula 1 above, A is K, Na, Li, Cs, or a combination thereof, B is Nb, V, or a combination thereof, and 0.1?x?0.2, 0?y?0.2, and 0???0.5 are satisfied.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: January 4, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeoncheol Park, Chan Kwak, Euncheol Do, Giyoung Jo
  • Patent number: 11120944
    Abstract: A ceramic electronic component includes a pair of electrodes facing each other and a dielectric layer disposed between the pair of electrodes and including a plurality of ceramic nanosheets, where the plurality of ceramic nanosheets has a multimodal lateral size distribution expressed by at least two separated peaks, a method of manufacturing the same, and an electronic device including the ceramic electronic component.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: September 14, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., NATIONAL INSTITUTE FOR MATERIALS SCIENCE
    Inventors: Hyeon Cheol Park, Takayoshi Sasaki, Minoru Osada, Chan Kwak, Daejin Yang, Doh Won Jung, Youngjin Cho
  • Patent number: 11114245
    Abstract: A method of manufacturing a ceramic dielectric, including: heat-treating a barium precursor or a strontium precursor, a titanium precursor, and a donor element precursor to obtain a conducting or semiconducting oxide, preparing a mixture including the conducting or semiconducting oxide and a liquid-phase acceptor element precursor, and sintering the mixture to form a ceramic dielectric, wherein the ceramic dielectric includes a plurality of grains and a grain boundary between adjacent grains, and wherein the plurality of grains including an insulating oxide comprising an acceptor element derived from the acceptor element precursor.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: September 7, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY
    Inventors: Chan Kwak, Myoung Pyo Chun, Hyeon Cheol Park, Daejin Yang
  • Publication number: 20210255723
    Abstract: An electronic device including a display unit and an input sensing unit including a sensing insulating layer including a first insulating layer disposed on the display unit, and a second insulating layer disposed on the first insulating layer and including first contact holes and second contact holes, a first sensing electrode including first sensing patterns and a plurality of first conductive patterns disposed between the first sensing patterns, and a second sensing electrode including second sensing patterns and second conductive patterns disposed between the second sensing patterns, in which the first sensing patterns and the first conductive patterns are coupled to each other through corresponding ones of the first contact holes, and at least one of the first sensing electrode and the second sensing electrode is in contact with the first insulating layer through the second contact holes.
    Type: Application
    Filed: November 30, 2020
    Publication date: August 19, 2021
    Inventors: Jinkyu KIM, Yeon-Mun Jeon, Byoung-Chan Kwak, Jooil Kim, Sangmin Baek, Jungchul Woo, Kwangrae Lee
  • Patent number: 11052644
    Abstract: An electrical conductor includes: a first conductive layer including a plurality of ruthenium oxide nanosheets, wherein at least one ruthenium oxide nanosheet of the plurality of ruthenium oxide nanosheets includes a halogen, a chalcogen, a Group 15 element, or a combination thereof on a surface of the ruthenium oxide nanosheet.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: July 6, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sungwoo Hwang, Se Yun Kim, Jong Wook Roh, Woojin Lee, Jongmin Lee, Doh Won Jung, Chan Kwak
  • Publication number: 20210198801
    Abstract: Provided are a dielectric material, a device including the dielectric material, and a method of preparing the dielectric material, in which the dielectric material may include: a layered perovskite compound, wherein the layered perovskite compound may include at least one selected from a Dion-Jacobson phase, an Aurivillius phase, and a Ruddlesden-Popper phase, a temperature coefficient of capacitance (TCC) of a capacitance at 200° C. with respect to a capacitance at 40° C. may be in a range of about ?15 percent (%) to about 15%, and a permittivity of the dielectric material may be 200 or greater in a range of about 1 kilohertz (kHz) to about 1 megahertz (MHz).
    Type: Application
    Filed: December 18, 2020
    Publication date: July 1, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyungjun KIM, Chan KWAK, Takayoshi SASAKI, Yasuo EBINA, Changsoo LEE, Dohwon JUNG, Giyoung JO, Takaaki TANIGUCHI
  • Patent number: 11037696
    Abstract: A transparent electrode including: a first layer including a thermosetting copolymer including a first repeating unit having an aromatic moiety as a pendant group or incorporated in a backbone of the copolymer and a second repeating unit capable of lowering a curing temperature, a combination of a first polymer including the first repeating unit and a second polymer including the second repeating unit, or a combination thereof; a second layer disposed directly on one side of the first layer, wherein the second layer includes graphene; and a third layer disposed on the second layer, wherein the third layer includes an electrically conductive metal nanowire.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon Cheol Park, Youngjin Cho, Daejin Yang, Chan Kwak, Kwanghee Kim, Weonho Shin, Yun Sung Woo
  • Patent number: 11024462
    Abstract: A method of manufacturing a ceramic electronic component includes forming a dielectric layer including a plurality of ceramic nanosheets on a first electrode, treating the dielectric layer with an acid, and forming a second electrode on the dielectric layer, a ceramic electronic component, and an electronic device.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: June 1, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., NATIONAL INSTITUTE FOR MATERIALS SCIENCE
    Inventors: Yoon Chui Son, Minoru Osada, Takayoshi Sasaki, Chan Kwak, Doh Won Jung, Youngjin Cho
  • Publication number: 20210134941
    Abstract: A stacked structure including: a single crystal substrate and, single crystal material on the single crystal substrate, wherein the single crystal material has a same crystallographic orientation as a crystallographic orientation of the single crystal substrate. Also a method of forming the stacked structure, a ceramic electronic component, and a device.
    Type: Application
    Filed: January 14, 2021
    Publication date: May 6, 2021
    Inventors: Hyungjun KIM, Doh Won JUNG, Chan KWAK, Ki Hong KIM, Daejin YANG, Chang Soo LEE
  • Patent number: 10998133
    Abstract: A dielectric material includes a layered metal oxide including a first layer having a positive charge and a second layer having a negative charge, wherein the first layer and the second layer are alternately disposed; a monolayered nanosheet; a nanosheet laminate of the monolayered nanosheets; or a combination thereof, wherein the dielectric material includes a two-dimensional layered material having a two-dimensional crystal structure, wherein the two-dimensional layered material is represented by Chemical Formula 1 X2[A(n?1)MnO(3n+1)]??Chemical Formula 1 wherein, in Chemical Formula 1, X is H, an alkali metal, a cationic polymer, or a combination thereof, A is Ca, Sr, La, Ta, or a combination thereof, M is La, Ta, Ti, or a combination thereof, and n?1.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: May 4, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Daejin Yang, Jong Wook Roh, Doh Won Jung, Chan Kwak, Hyungjun Kim, Woojin Lee
  • Publication number: 20210122644
    Abstract: A ternary paraelectric having a Cc structure and a method of manufacturing the same are provided. The ternary paraelectric having a Cc structure includes a material having a chemical formula of A2B4O11 that has a monoclinic system, is a space group No. 9, and has a dielectric constant of 150 to 250, wherein “A” is a Group 1 element, and “B” is a Group 5 element. “A” may include one of Na, K, Li and Rb. “B” may include one of Nb, V, and Ta. The A2B4O11 material may be Na2Nb4O11 in which bandgap energy thereof is greater than that of STO. The A2B4O11 material may have relative density that is greater than 90% or more.
    Type: Application
    Filed: March 16, 2020
    Publication date: April 29, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Giyoung JO, Chan KWAK, Hyungjun KIM, Euncheol DO, Hyeoncheol PARK, Changsoo LEE
  • Patent number: 10993320
    Abstract: An electrical conductor includes a substrate; and a first conductive layer disposed on the substrate and including a plurality of metal oxide nanosheets, wherein adjacent metal oxide nanosheets of the plurality of metal oxide nanosheets contact to provide an electrically conductive path between the contacting metal oxide nanosheets, wherein the plurality of metal oxide nanosheets include an oxide of Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, Mn, Co, Fe, or a combination thereof, and wherein the metal oxide nanosheets of the plurality of metal oxide nanosheets have an average lateral dimension of greater than or equal to about 1.1 micrometers. Also an electronic device including the electrical conductor, and a method of preparing the electrical conductor.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: April 27, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doh Won Jung, Se Yun Kim, Jong Wook Roh, Jongmin Lee, Sungwoo Hwang, Jinyoung Hwang, Chan Kwak
  • Publication number: 20210118980
    Abstract: Provided are a dielectric including an oxide represented by Formula 1 below and having a cubic crystal structure, a capacitor including the dielectric, a semiconductor device including the dielectric, and a method of manufacturing the dielectric. (RbxA1-x)(ByTa1-y)O3-???<Formula 1> In Formula 1 above, A is K, Na, Li, Cs, or a combination thereof, B is Nb, V, or a combination thereof, and 0.1?x?0.2, 0?y?0.2, and 0???0.5 are satisfied.
    Type: Application
    Filed: April 20, 2020
    Publication date: April 22, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyeoncheol PARK, Chan KWAK, Euncheol DO, Giyoung JO
  • Publication number: 20210110975
    Abstract: Provided are a dielectric monolayer thin film, a capacitor and a semiconductor device each including the dielectric monolayer thin film, and a method of forming the dielectric monolayer thin film, the dielectric monolayer thin film including an oxide which is represented by Formula 1 and has a perovskite-type crystal structure, wherein the oxide has a surface chemically bonded with hydrogen. A2Bn?3CnO3n+1??<Formula 1> wherein, in Formula 1, A is a divalent element, B is a monovalent element, C is a pentavalent element, and n is a number from 3 to 8.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 15, 2021
    Applicants: Samsung Electronics Co., Ltd., National Institute for Materials Science
    Inventors: Hyungjun KIM, Taniguchi TAKAAKI, Sasaki TAKAYOSHI, Osada MINORU, Chan KWAK, Youngnam KWON, Changsoo LEE
  • Patent number: 10947126
    Abstract: Provided are a dielectric, a capacitor and a semiconductor device that include the dielectric, and a method of preparing the dielectric, the dielectric including: a composition represented by Formula 1; and an oxide including a perovskite type crystal structure having a polar space group or a non-polar space group other than a Pbnm space group: AxByO3-???<Formula 1> wherein, in Formula 1, A is a monovalent, divalent, or trivalent cation, B is a trivalent, tetravalent, or pentavalent cation, and 0.5?x?1.5, 0.5?y?1.5, and 0???0.5.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 16, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Doh Won Jung, Chan Kwak, Euncheol Do, Hyeon Cheol Park, Daejin Yang, Taewon Jeong, Giyoung Jo
  • Patent number: 10943733
    Abstract: A ceramic dielectric including: a bulk dielectric including barium (Ba) and titanium (Ti); a ceramic nanosheet; and a composite dielectric of the bulk dielectric and the ceramic nanosheet.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon Cheol Park, Chan Kwak, Kyoung-Seok Moon, Daejin Yang, Tae Won Jeong
  • Patent number: 10937857
    Abstract: A stacked structure including: a single crystal substrate and, single crystal material on the single crystal substrate, wherein the single crystal material has a same crystallographic orientation as a crystallographic orientation of the single crystal substrate. Also a method of forming the stacked structure, a ceramic electronic component, and a device.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: March 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyungjun Kim, Doh Won Jung, Chan Kwak, Ki Hong Kim, Daejin Yang, Chang Soo Lee
  • Patent number: 10872710
    Abstract: A dielectric composite includes: at least one first dielectric material represented by Chemical Formula 1, and at least one second dielectric material represented by Chemical Formula 2, wherein the first dielectric material has at least one first crystal structure and the second dielectric material has a second crystal structure that is different from the first crystal structure, and the first dielectric material and the second dielectric material are agglomerated with each other, A111-xA12xB12O6??Chemical Formula 1 A212(1-y)A222yB22O7.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: December 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doh Won Jung, Chan Kwak, Hyungjun Kim, Jong Wook Roh, Daejin Yang, Youngjin Cho