Patents by Inventor Yu Jin Choi

Yu Jin Choi 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: 20250256233
    Abstract: The present disclosure relates to a bag filter system and operation method thereof to minimize clogging due to moisture, particularly to a bag filter system to minimize clogging due to moisture which includes a pulsing unit that supplies high-pressure compressed gases into an inner filter bag when dedusting the inner filter bag; a pulsing control portion that controls injection duration and cycles of compressed gases by the pulsing unit; a temperature sensor that measures temperature inside a main body of the bag filter; and a humidity sensor that measures humidity inside the main body of the bag filter. The pulsing control portion regulates the injection duration and cycle based on temperature values and humidity values measured in the temperature sensor and the humidity sensor, respectively.
    Type: Application
    Filed: June 13, 2024
    Publication date: August 14, 2025
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-Jung Ryu, Byung Wook Hwang, Yooseob Won, Daewook Kim, Jae Young Kim, Hana Kim, Yu Jin Choi, Sung-ho Jo, Dal-hee Bae, Seung-yong Lee
  • Patent number: 12386470
    Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.
    Type: Grant
    Filed: December 27, 2023
    Date of Patent: August 12, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su Yul Seo, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
  • Publication number: 20250219896
    Abstract: A network controller and operating method of the network controller are disclosed. The network controller includes, based on error information transmitted through a plurality of data link layers and a plurality of physical layers respectively corresponding to a plurality of ports managed by one transaction layer, a port monitor circuit configured to determine a number of valid ports among the plurality of ports by monitoring a status of the plurality of ports, a split circuit configured to split and transmit one packet to the valid ports based on the number of valid ports, and a reorder buffer configured to sort an order of second split packets, which are received from another network controller through the plurality of ports, and restore the second split packets received.
    Type: Application
    Filed: July 29, 2024
    Publication date: July 3, 2025
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Seokbin HONG, Mincheol KANG, Gain KIM, Dong Geon KIM, Seo Young JANG, Yu Jin CHOI
  • Patent number: 12275250
    Abstract: There are provided a printing method and a printing apparatus for increasing visibility and printed matter printed using the printing method. The printing apparatus sprays a light-absorbing composition to form a light-absorbing layer on a print medium, and then sprays a color-variable composition on the light-absorbing layer to form a color-variable layer.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: April 15, 2025
    Assignee: SOCIÉTÉ BIC
    Inventors: Jae Hyun Joo, Yu Jin Choi, Bo Seung Jang
  • Patent number: 12108544
    Abstract: A circuit board including an adhesive part, a ceramic board part with the adhesive part, and a printed circuit board part with the adhesive part. The ceramic board and printed circuit board parts are made of different materials. The adhesive part includes: an adhesive layer including an adhesive material, an adhesive part opening, and a conductive paste filled in an inside of the adhesive part opening. A method including providing a ceramic board part, providing a printed circuit board part, and producing an adhesive part. Batch-bonding the printed circuit board part, the adhesive part, and the ceramic board part with one another. Producing the adhesive part includes: bonding a protection layer on two surfaces of an adhesive layer, forming an adhesive part opening penetrating the adhesive layer and the protection layer, filling the adhesive part opening with a conductive paste, and removing the protection layer.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: October 1, 2024
    Assignee: TSE CO., LTD.
    Inventors: Eun Ha Park, Sang Wook Youn, Young Jun Kim, Yu Jin Choi, Kum Sun Park, Chung Hyeon Kim
  • Publication number: 20240231551
    Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.
    Type: Application
    Filed: December 27, 2023
    Publication date: July 11, 2024
    Inventors: Su Yul SEO, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
  • Patent number: 11861123
    Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: January 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su Yul Seo, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
  • Publication number: 20230284666
    Abstract: A method for producing fermented shiitake mushroom sauce according to an embodiment includes adding lactose and sucrose to shiitake mushroom concentrate followed by inoculation of Pediococcus pentosaceus strain or Lactobacillus acidophilus strain and fermentation to prepare lactic acid bacteria fermented product of shiitake mushroom, and mixing the lactic acid bacteria fermented product of shiitake mushroom prepared above with hot pepper extract, garlic extract, onion extract, and shiitake mushroom block, water, salt, lemongrass, and coriander, and the present invention also relates to fermented shiitake mushroom sauce produced by the aforementioned method.
    Type: Application
    Filed: December 16, 2021
    Publication date: September 14, 2023
    Inventors: Kyoung-Sun SEO, Kyung-Je KIM, Seong-Woo JIN, Young-Woo KOH, Seung-Bin IM, Neul-I HA, Hee-Gyeong JEONG, Sang-Wook JEONG, Seung-Ju KIM, Jeong-Hee KIM, Hee-Soo KIM, Bok-Seon KIM, Yu-Jin CHOI, Da Hye SONG, Ki Man KIM, Se Eun PARK, Junhui CHOI
  • Patent number: 11725145
    Abstract: A diacetylene-based lyotropic liquid crystal mixture according to an embodiment includes by mixing diacetylene-based compounds containing iodide and triiodide Chemical Formula 1 and Chemical Formula 2. The lyotropic liquid crystal mixture may be prepared by synthesizing an [X]—C—Rm-[D]-Rn compound, synthesizing an [A+X?]—C—Rm-D-Rn compound, and synthesizing an [A+B?]—C—Rm-D-Rn compound. A thin polarizing film may be prepared through simple coating of a lyotropic liquid crystal mixture prepared by mixing diacetylene-based compounds containing iodide and triiodide.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: August 15, 2023
    Assignee: INDUSTRIAL COOPERATION FOUNDATION CHONBUK NATIONAL UNIVERSITY
    Inventors: Kwang Un Jeong, Yu Jin Choi, Seohee Park
  • Publication number: 20230173812
    Abstract: There are provided a printing method and a printing apparatus for increasing visibility and printed matter printed using the printing method. The printing apparatus sprays a light-absorbing composition to form a light-absorbing layer on a print medium, and then sprays a color-variable composition on the light-absorbing layer to form a color-variable layer.
    Type: Application
    Filed: May 7, 2021
    Publication date: June 8, 2023
    Applicant: SOCIÉTÉ BIC
    Inventors: Jae Hyun JOO, Yu Jin CHOI, Bo Seung JANG
  • Patent number: 11521802
    Abstract: A solid electrolyte capacitor includes a sintered body formed by sintering a molded body containing a metal powder; and a solid electrolyte layer disposed on the sintered body, wherein the solid electrolyte layer includes a first layer containing an electrolytic polymerization conductive polymer disposed on the sintered body and a second layer containing a chemical polymerization conductive polymer disposed on the first layer.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yu Jin Choi, Hyoung Sun Ham
  • Publication number: 20220386478
    Abstract: A circuit board including an adhesive part, a ceramic board part with the adhesive part, and a printed circuit board part with the adhesive part. The ceramic board and printed circuit board parts are made of different materials. The adhesive part includes: an adhesive layer including an adhesive material, an adhesive part opening, and a conductive paste filled in an inside of the adhesive part opening. A method including providing a ceramic board part, providing a printed circuit board part, and producing an adhesive part. Batch-bonding the printed circuit board part, the adhesive part, and the ceramic board part with one another. Producing the adhesive part includes: bonding a protection layer on two surfaces of an adhesive layer, forming an adhesive part opening penetrating the adhesive layer and the protection layer, filling the adhesive part opening with a conductive paste, and removing the protection layer.
    Type: Application
    Filed: December 20, 2021
    Publication date: December 1, 2022
    Applicant: TSE CO., LTD
    Inventors: Eun Ha PARK, Sang Wook YOUN, Young Jun KIM, Yu Jin CHOI, Kum Sun PARK, Chung Hyeon KIM
  • Publication number: 20220164067
    Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 26, 2022
    Inventors: Su Yul SEO, Yu Jin CHOI, Yeon Ju KANG, Ki Hyuk KIM, Gyeong Nam BANG
  • Patent number: 11264178
    Abstract: An electronic component includes: a capacitor array including a plurality of tantalum capacitors arranged linearly; and a fixing member supporting a first surface and both side surfaces of the capacitor array so that the plurality of tantalum capacitors are not separated, wherein an area through which adjacent tantalum capacitors in the capacitor array are in contact with each other is 90% or more of an entire area of a corresponding surface of the adjacent tantalum capacitors.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: March 1, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yu Jin Choi, Hong Kyu Shin
  • Patent number: 11243647
    Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: February 8, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su Yul Seo, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
  • Patent number: 11217396
    Abstract: A tantalum capacitor includes a tantalum body having a tantalum wire exposed from one surface; a positive electrode terminal including a first electrode portion connected to the tantalum wire and a second electrode portion connected to be perpendicular to the first electrode portion; wherein the first electrode portion includes a first protrusion disposed in a tantalum wire direction, and the tantalum wire includes a first groove disposed in a tantalum body direction, wherein the first groove and the first protrusion are connected to each other.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: January 4, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hong Kyu Shin, Young June Lee, Yu Jin Choi
  • Publication number: 20210395612
    Abstract: A diacetylene-based lyotropic liquid crystal mixture according to an embodiment includes by mixing diacetylene-based compounds containing iodide and triiodide Chemical Formula 1 and Chemical Formula 2. The lyotropic liquid crystal mixture may be prepared by synthesizing an [X]—C—Rm-[D]-Rn compound, synthesizing an [A+X?]—C—Rm-D-Rn compound, and synthesizing an [A+B?]—C—Rm-D-Rn compound. A thin polarizing film may be prepared through simple coating of a lyotropic liquid crystal mixture prepared by mixing diacetylene-based compounds containing iodide and triiodide.
    Type: Application
    Filed: April 17, 2019
    Publication date: December 23, 2021
    Inventors: Kwang Un JEONG, Yu Jin CHOI, Seohee PARK
  • Patent number: 11081289
    Abstract: A tantalum capacitor includes: a tantalum body comprising tantalum powder and a tantalum wire exposed to one end surface; an anode lead frame comprising a first electrode member and a second electrode member bent perpendicularly thereto; a cathode electrode lead frame comprising a third electrode member spaced apart from the first electrode member having the tantalum body mounted on an upper surface thereof and a fourth electrode member bent perpendicularly thereto; and a encapsulation portion covering the tantalum body so that lower surfaces of the first and third electrode members and one external surfaces of the second and fourth electrode members are exposed. The anode lead frame comprises a bend portion having a connection part of the first electrode member and the second electrode member as an axis, and an end of the bend portion is in contact with the tantalum wire.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: August 3, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hong Kyu Shin, Young June Lee, Hun Chol Jung, Yu Jin Choi
  • Publication number: 20210210289
    Abstract: A tantalum capacitor includes a tantalum body having a tantalum wire exposed from one surface; a positive electrode terminal including a first electrode portion connected to the tantalum wire and a second electrode portion connected to be perpendicular to the first electrode portion; wherein the first electrode portion includes a first protrusion disposed in a tantalum wire direction, and the tantalum wire includes a first groove disposed in a tantalum body direction, wherein the first groove and the first protrusion are connected to each other.
    Type: Application
    Filed: July 24, 2020
    Publication date: July 8, 2021
    Inventors: Hong Kyu SHIN, Young June LEE, Yu Jin CHOI
  • Publication number: 20210159020
    Abstract: An electronic component includes: a capacitor array including a plurality of tantalum capacitors arranged linearly; and a fixing member supporting a first surface and both side surfaces of the capacitor array so that the plurality of tantalum capacitors are not separated, wherein an area through which adjacent tantalum capacitors in the capacitor array are in contact with each other is 90% or more of an entire area of a corresponding surface of the adjacent tantalum capacitors.
    Type: Application
    Filed: May 13, 2020
    Publication date: May 27, 2021
    Inventors: Yu Jin Choi, Hong Kyu Shin