Patents by Inventor Dong-pil Park

Dong-pil Park 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: 11955693
    Abstract: An antenna package according to an embodiment of the present disclosure includes a first antenna device including a first antenna unit, a first circuit board electrically connected to the first antenna unit, a second circuit board electrically connected to the first circuit board, a second antenna unit integrated with the second circuit board, and an antenna driving integrated circuit chip mounted on the second circuit board and electrically connected to the first antenna unit and the second antenna unit. Multi-axial radiation is implemented using the antenna package with high efficiency and reliability.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: April 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Na Yeon Kim, Han Sub Ryu, Dong Pil Park
  • Patent number: 11945864
    Abstract: A monoclonal antibody or an antigen-binding fragment thereof according to an embodiment of the present invention can bind to lymphocyte-activation gene 3 (LAG-3) including a heavy chain variable region and a light chain variable region and inhibit the activity thereof. Thus it is expected to be useful for the development of immunotherapeutic agents for various disorders that are associated with LAG-3.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: April 2, 2024
    Assignee: Y-BIOLOGICS INC.
    Inventors: Sang Pil Lee, Ji-Young Shin, Sunha Yoon, Yunseon Choi, Jae Eun Park, Ji Su Lee, Youngja Song, Gisun Baek, Seok Ho Yoo, Yeung-chul Kim, Dong Jung Lee, Bum-Chan Park, Young Woo Park
  • Publication number: 20240075853
    Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.
    Type: Application
    Filed: April 13, 2023
    Publication date: March 7, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, DAS CO., LTD, Faurecia Korea, Ltd., Hyundai Transys Inc.
    Inventors: Sang Soo LEE, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Sang Do PARK, Chan Ho JUNG, Dong Hoon LEE, Hea Yoon KANG, Deok Soo LIM, Seung Pil JANG, Seon Ho KIM, Jong Seok YUN, Hyo Jin KIM, Dong Gyu SHIN, Jin Ho SEO, Young Jun KIM, Taek Jun NAM
  • Patent number: 11870150
    Abstract: An antenna package according to an exemplary embodiment of the present invention includes a first antenna device which includes a first antenna unit including a first radiator, a second antenna device which includes a second antenna unit including a second radiator whose polarization direction is perpendicular to the first radiator, a first circuit board electrically connected with the first antenna unit, a second circuit board electrically connected with the second antenna unit, and a third circuit board on which at least one antenna driving integrated circuit (IC) chip electrically and independently connected to the first circuit board and the second circuit board is mounted. By supplying power to two antenna devices having different polarization directions, respectively, signal interference and signal loss may be prevented, and dual polarization may be implemented.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: January 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Young Ju Kim, Dong Pil Park, Byung Jin Choi, Han Sub Ryu, Ho Dong Yoon
  • Patent number: 11848484
    Abstract: An antenna structure according to an embodiment of the present disclosure includes a dielectric layer, and an antenna unit disposed on a top surface of the dielectric layer. The antenna unit includes a radiator including convex portions and concave portions, a transmission line including a first transmission line and a second transmission line that extend in different directions to be connected to the radiator, and a parasitic element disposed to be adjacent to the transmission line and electrically and physically separated from the transmission line and the radiator. A length of the parasitic element in an extension direction of the transmission line is from 45% to 70% of a half wavelength (?/2) at a maximum resonance frequency from the antenna unit.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: December 19, 2023
    Assignees: DONGWOO FINE-CHEM CO., LTD., KREEMO INC.
    Inventors: Won Hee Lee, Dong Pil Park, Young Sub Son, In Seok Jang, Beak Jun Seong, Jung Woo Lee, Seong Tae Jeong, In Kyung Hong, John Joonho Park
  • Publication number: 20230387577
    Abstract: An antenna structure according to an embodiment includes a first radiation including a first radiator, a second radiation unit including a second radiator, and a third radiation unit including a third radiator. At least one of the first radiator, the second radiator and the third radiator includes a plurality of radiators coupled to each other in an array form. A first axis extending between a central point of the first radiator and a central point of the second radiator, and a second axis extending between the central point of the second radiator and a central point of the third radiator are perpendicular to each other.
    Type: Application
    Filed: May 23, 2023
    Publication date: November 30, 2023
    Inventors: Won Hee LEE, Dong Pil PARK
  • Patent number: 11824283
    Abstract: An antenna element according to an embodiment of the present invention includes a radiation body including a contact part which is concave toward the transmission line, a transmission line disposed on a different layer from the radiation body and connected to the radiation body through the contact part, and a signal pad connected to an end of the transmission line.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: November 21, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Young Ju Kim, Dong Pil Park
  • Patent number: 11815964
    Abstract: An antenna structure of an embodiment of the present invention includes a film antenna including a dielectric layer and an antenna electrode layer formed on an upper surface of the dielectric layer, and a flexible circuit board including a power supply wiring electrically connected to the antenna electrode layer. A bonding region is defined by a region in which the antenna electrode layer and the power supply wiring are overlapped with each other in a planar direction, and the bonding region has a length of 1.5 mm or less. Signal efficiency and radiation reliability may be improved by adjusting a length of the bonding region.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: November 14, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Jong Min Kim, Han Sub Ryu, Dong Pil Park
  • Patent number: 11816917
    Abstract: A multi-sensor structure according to an embodiment of the present disclosure includes a base layer, a first touch-fingerprint sensor electrode layer disposed on a top surface of the base layer, a second touch-fingerprint sensor electrode layer disposed at an upper level of the first touch-fingerprint sensor electrode layer, and an antenna electrode layer spaced apart from the first touch-fingerprint sensor electrode layer and the second touch-fingerprint sensor electrode layer in a planar direction. The antenna electrode layer is disposed at the same level as that of the first touch-fingerprint sensor electrode layer or the second touch-fingerprint sensor electrode layer. A sensor in which a touch-fingerprint sensing and an antenna signal sensing are integrated is provided.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: November 14, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Jong Min Kim, Dong Pil Park, Jae Hyun Lee
  • Patent number: 11804646
    Abstract: An antenna structure according to an embodiment of the present disclosure includes a dielectric layer, and an antenna conductive layer disposed on a top surface of the dielectric layer. The antenna conductive layer includes a radiator, first and second transmission lines extending in different directions to be connected to the radiator, an upper parasitic element adjacent to an upper portion of the radiator in a planar view, and a lower parasitic element adjacent to a lower portion of the radiator, the first transmission line and the second transmission line in the planar view.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: October 31, 2023
    Assignees: DONGWOO FINE-CHEM CO., LTD., KREEMO INC.
    Inventors: Jong Min Kim, Dong Pil Park, Won Hee Lee, In Seok Jang, Beak Jun Seong, Jung Woo Lee, Seong Tae Jeong, In Kyung Hong, John Joonho Park
  • Patent number: 11791539
    Abstract: An antenna structure according to an embodiment of the present invention includes a film antenna including a dielectric layer, an upper electrode layer disposed on an upper surface of the dielectric layer and including a radiation pattern, a transmission line, and a ground pad, and a lower ground layer disposed on a lower surface of the dielectric layer, and a flexible circuit board including a core layer, a power supply wiring layer disposed on a lower surface of the core layer and electrically connected to the transmission line, and a ground plate disposed on an upper surface of the core layer and disposed in overlapping with the power supply wiring layer in a planar direction. Thereby, it is possible to reduce a radiation signal generated from the power supply wiring through the ground plate, suppress a noise of the antenna and increase radiation efficiency.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: October 17, 2023
    Assignees: DONGWOO FINE-CHEM CO., LTD., POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Jong Min Kim, Han Sub Ryu, Dong Pil Park, Won Bin Hong
  • Patent number: 11784392
    Abstract: A film transmission line according to an embodiment of the present invention includes a dielectric layer, and an electrode line disposed on the dielectric layer. The electrode line has an effective efficiency of 200%/?m or more at a frequency of 5 GHz or more. The film transmission line may be applied to a high frequency thinned antenna and an image display device.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: October 10, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Yoon Ho Huh, Jong Min Kim, Dong Pil Park
  • Patent number: 11782544
    Abstract: An image display device according to an embodiment of the present disclosure includes a display panel, a touch sensor structure and an antenna electrode layer. The display panel includes a panel substrate, and an electrode structure and an insulation structure stacked on the panel substrate. The touch sensor structure is disposed on the display panel. The antenna electrode layer is disposed on the display panel at the same level as that of the touch sensor structure and at least partially overlaps the electrode structure of the display panel in a thickness direction. The antennal electrode layer is disposed in consideration of an electrode construction of the display panel and the touch sensor structure to provide a thin-layered image display device with high reliability.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: October 10, 2023
    Assignees: DONGWOO FINE-CHEM CO., LTD., POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Yoon Ho Huh, Dong Pil Park, Young Jun Lee, Won Bin Hong
  • Patent number: 11775096
    Abstract: An electrode structure combined with an antenna according to an embodiment of the present disclosure includes a substrate layer, sensing electrodes, a bridge electrode and an antenna unit. The sensing electrodes are arranged on the substrate layer, and include first sensing electrodes arranged along a first direction parallel to a top surface of the substrate layer, and second sensing electrodes arranged along a second direction parallel to the top surface of the substrate layer and intersecting the first direction. The bridge electrode connects the first sensing electrodes neighboring in the first direction. The antenna unit is disposed at the same layer as that of the bridge electrode, and includes a radiator overlapping the sensing electrodes in a planar view.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: October 3, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Dong Pil Park, Won Hee Lee
  • Publication number: 20230231294
    Abstract: An antenna package includes a first antenna device including a first antenna unit, a second antenna device disposed at a level different from that of the first antenna device, the second antenna device including a second antenna unit that has a radiation direction different from that of the first antenna unit, a first circuit board electrically connected to the first antenna unit, a second circuit board electrically connected to the second antenna unit, and a third circuit board electrically and independently connected to the first circuit board and the second circuit board, the third circuit board having at least one antenna driving integrated circuit (IC) chip mounted thereon.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 20, 2023
    Inventors: Young Ju KIM, Dong Pil PARK, Byung Jin CHOI, Na Yeon KIM, Han Sub RYU
  • Publication number: 20230231298
    Abstract: An antenna package according to an embodiment includes an antenna device comprising an antenna unit, and a connector electrically connected to the antenna unit. The connector includes an insulator having a dielectric constant from 2 to 3.5 and a loss tangent from 0.0015 to 0.007 measured by a resonance method at 10 GHz, and a conductive connection structure insulated by the insulator and electrically connected to the antenna unit.
    Type: Application
    Filed: March 17, 2023
    Publication date: July 20, 2023
    Inventors: Byung Jin CHOI, Han Sub RYU, Dong Pil PARK
  • Publication number: 20230225046
    Abstract: A circuit board according to an embodiment includes a core layer including a first region and a second region, and antenna power supply wirings disposed on the core layer over the first region and the second region. The antenna power supply wirings may include a first portion extending in a first direction in the first region, a second portion extending in a second direction in the first region, and a third portion extending in the first direction in the second region, and an interval between the neighboring second portions of the antenna power supply wirings is 3 times or less of an interval between the neighboring third portions of the antenna power supply wirings.
    Type: Application
    Filed: February 27, 2023
    Publication date: July 13, 2023
    Inventors: Byung Jin CHOI, Young Ju KIM, Dong Pil PARK, Won Bin HONG
  • Publication number: 20230217584
    Abstract: A circuit board according to an embodiment includes a first substrate including an antenna feeder line formed thereon to connect an antenna driving unit and an antenna, a second substrate including a data line formed thereon to transmit data processed in the antenna driving unit to an electronic component, and a third substrate which is disposed between the first substrate and the second substrate, and includes a power supply line formed thereon to supply a power to the antenna driving unit.
    Type: Application
    Filed: March 17, 2023
    Publication date: July 6, 2023
    Inventors: Byung Jin CHOI, Na Yeon KIM, Dong Pil PARK, Won Bin HONG
  • Publication number: 20230176673
    Abstract: An antenna-inserted electrode structure according to an embodiment includes a substrate layer having a touch sensing region and an antenna-touch sensing region, first sensing electrodes arranged on the touch sensing region of the substrate layer, second sensing electrodes arranged on the antenna-touch sensing region of the substrate layer, and an antenna unit spaced apart from the second sensing electrodes on the antenna-touch sensing region of the substrate layer. The antenna unit and the second sensing electrodes include a conductive material having a lower resistance than that of the first sensing electrodes.
    Type: Application
    Filed: February 1, 2023
    Publication date: June 8, 2023
    Inventors: Byung Jin CHOI, Dong Pil PARK, Jae Hyun LEE
  • Publication number: 20230155279
    Abstract: An antenna stack structure according to an embodiment includes an antenna substrate layer, an antenna unit disposed on a top surface of the antenna substrate layer, the antenna unit including a radiator and an antenna pad, and a display panel including a grounding element disposed on a bottom surface of the antenna substrate layer. The antenna pad is superimposed over the grounding element in a planar view. Signaling and radiation properties can be improved utilizing the antenna pad.
    Type: Application
    Filed: January 19, 2023
    Publication date: May 18, 2023
    Inventors: Byung Jin CHOI, Dong Pil PARK, Jae Hyun LEE