Patents by Inventor Won-Suk Choi

Won-Suk 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).

  • Patent number: 12369469
    Abstract: A display device includes an active region including pixels receiving data signals through data lines, and a non-active region on a side of the active region in a first direction and including a pad portion. The display device includes non-active fan-out wirings in the non-active region and connected to the pad portion, signal wirings extending in the first direction across the active region and connected to the pixels, and connection wirings passing through the active region and connecting some of the non-active fan-out wirings and some of the signal wirings. Each of the connection wirings includes first and second extension portions made of a first conductive layer, and a third extension portion made of a second conductive layer different from the first conductive layer. The first and second extension portions extend in the first direction, and the third extension portion extends in a second direction intersecting the first direction.
    Type: Grant
    Filed: October 4, 2023
    Date of Patent: July 22, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Won Suk Choi, Jung Tae Park, Ki Ho Bang, Seong Jun Lee, Sang Hyun Jun, Jong Hyun Choi
  • Patent number: 12349564
    Abstract: A display device having a display area including a plurality of pixels arranged along a first direction and a second direction, and a non-display area located around the display area, the non-display area including a first peripheral area surrounding the display area, a second peripheral area located at a lower side of the first peripheral area, and a bending area located between the first and second peripheral areas, the display device comprises a base substrate; a multiplexer circuit unit in the second peripheral area on the base substrate, the multiplexer circuit unit being spaced apart from the display area with the bending area interposed therebetween; spider lines connected to the multiplexer circuit unit and the plurality of pixels; data lines connected to the pixel disposed in the display area on the base substrate and extending along the second direction; and connection lines connecting the data line to the spider line.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: July 1, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Hwan Cho, Won Suk Choi, Ji Ryun Park, Seok Je Seong, Hyeon Woo Shin, Ji Seon Lee
  • Publication number: 20250204209
    Abstract: A display device include a display panel. The display panel includes a substrate; a circuit layer disposed on the substrate; and an emission layer disposed on the circuit layer. A main area of the substrate includes a display area where emission areas are arranged and a non-display area disposed around the display area. The display area includes a front display area and a peripheral display area disposed around the front display area and having a curved shape. The substrate includes a first support layer; a barrier layer disposed on a portion of the first support layer; and a second support layer covering the barrier layer. The substrate further includes a crack protection area in contact with at least a portion of an edge of the substrate. The second support layer is in contact with the first support layer in the crack protection area.
    Type: Application
    Filed: July 9, 2024
    Publication date: June 19, 2025
    Inventors: Ki Ho BANG, Dong Won KIM, Min Jung NA, Ji Su SHIN, Deok Won YANG, In Hyuck YEO, Hang Jae LEE, Won Suk CHOI
  • Publication number: 20250201194
    Abstract: A display device includes an element layer including light emitting elements positioned in the emission areas; and a circuit layer including: light emitting pixel drivers; data lines electrically connected to the light emitting pixel drivers; first auxiliary lines extending in a first direction crossing the data lines; and second auxiliary lines extending in a second direction crossing the first direction, wherein the first auxiliary lines include a first bypass auxiliary line, wherein the second auxiliary lines include a second bypass auxiliary line, wherein the circuit layer further includes: a first connection auxiliary electrode spaced apart from the first bypass auxiliary line; a first connection line connecting the first bypass auxiliary line to the first connection auxiliary electrode; and a first auxiliary protrusion electrode protruding from the second bypass auxiliary line, and electrically connected to the first connection auxiliary electrode through an auxiliary connection hole.
    Type: Application
    Filed: March 3, 2025
    Publication date: June 19, 2025
    Inventors: Yoon Sun CHOI, Won Suk CHOI
  • Patent number: 12300714
    Abstract: A display device includes a display panel having a display area and a bending region. The display panel includes a light emitting diode disposed in the display area. An encapsulation layer encapsulates the light emitting diode. A light-control pattern is disposed on the encapsulation layer. The light-control pattern includes a passivation layer and a flattening layer. The flattening layer extends from the display area to the bending region. A bending protection layer is disposed in the bending region. The bending protection layer is composed of a portion of the flattening layer in the bending region.
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: May 13, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Ho Bang, Won Suk Choi
  • Publication number: 20250143079
    Abstract: A display device including a light-emitting element, an encapsulation layer over the light-emitting element and including a first inorganic encapsulation layer, an organic encapsulation layer and a second inorganic encapsulation layer in order, and the first inorganic encapsulation layer and the second inorganic encapsulation layer in direct contact with each other to define an inorganic encapsulation area of the display device, a supply voltage line electrically connected to the light-emitting element, a signal line which provides an electrical signal to the display area, and within the inorganic encapsulation area of the display device, the signal line overlapping the supply voltage line and an etch stop pattern between the supply voltage line and the signal line which overlap each other.
    Type: Application
    Filed: January 1, 2025
    Publication date: May 1, 2025
    Inventors: Hyeon Woo SHIN, Beom Yeol PARK, Ji Ryun PARK, Ji Seon LEE, Seung Hwan CHO, Won Suk CHOI, Yoon Sun CHOI
  • Patent number: 12289968
    Abstract: A display device includes a substrate, one or more scan stages disposed on the substrate, a first conductive layer disposed on the substrate, and scan control lines electrically connected to each of the one or more scan stages, a first organic insulating layer disposed on the first conductive layer, and a second organic insulating layer disposed on the first organic insulating layer. The first organic insulating layer and the second organic insulating layer overlap the scan control lines.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Ho Bang, Seung Hwan Cho, Eun Hye Kim, Seong Ryong Lee, Eun Ae Jung, Won Suk Choi
  • Publication number: 20250120282
    Abstract: A display device is disclosed.
    Type: Application
    Filed: December 19, 2024
    Publication date: April 10, 2025
    Inventors: Ki Ho BANG, Won Suk CHOI
  • Publication number: 20250107374
    Abstract: A display device includes a driving transistor; a transistor connected to the driving transistor; a first insulating layer; a first data conductive layer including a first connection pattern; a second insulating layer including a lower via hole; a second data conductive layer including a second connection pattern connected to the first connection pattern and a first conductive line; a third insulating layer including an intermediate via hole; a third data conductive layer including a third connection pattern connected to the second connection pattern, a second conductive line extending in a second direction, and a first data line which extends in the second direction; a fourth insulating layer including an upper via hole; and a light emitting element disposed including a first electrode, wherein at least two of the lower via hole, the intermediate via hole, and the upper via hole overlap each other in a third direction.
    Type: Application
    Filed: December 10, 2024
    Publication date: March 27, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seung Hwan CHO, Beom Yeol PARK, Hyeon Woo SHIN, Ji Seon LEE, Won Suk CHOI, Yoon Sun CHOI
  • Patent number: 12262599
    Abstract: A flexible display device including a substrate, a light emitting layer, a first insulating layer, and a conductive layer. The substrate includes a bent region and a non-bent region. The light emitting layer overlaps the non-bent region. The first insulating layer is disposed on the substrate. The conductive layer is disposed on the first insulating layer. A sidewall of the first insulating layer includes a first tapered surface. The first tapered surface includes at least three curved surface portions continuously arranged with one another.
    Type: Grant
    Filed: November 27, 2023
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Hyun Cho, Yong Jae Park, Sang Jo Lee, Won Suk Choi, Yoon Sun Choi
  • Publication number: 20250098459
    Abstract: A display device includes: a base part including a display area including a plurality of pixels each having at least one switching element and a light-emitting element, a non-display area surrounding the display area, and a through hole surrounded by the display area and configured to transmit light; a plurality of first lines extending in a first direction on the base part and connected to the plurality of pixels; and connection lines bypassing the through hole and extending in the display area to connect between the first lines spaced apart from one another by the through hole among the plurality of first lines.
    Type: Application
    Filed: November 25, 2024
    Publication date: March 20, 2025
    Inventors: Ki Ho BANG, Won Suk CHOI
  • Publication number: 20250073337
    Abstract: A skin-permeable peptide, a derivative thereof, or a fragment thereof of the present disclosure effectively delivers skin bioactive molecules deep into the skin tissues through assembly or fusion methods, thereby providing outstanding skin permeability as well as excellent skin residual effect of bioactive materials to maximize bioactive efficacy. Accordingly, the skin-permeable peptide, derivative thereof, or fragment thereof may be widely used as an active ingredient of a pharmaceutical composition for external use and a functional cosmetic composition that target skin tissues including mucous membranes.
    Type: Application
    Filed: March 31, 2022
    Publication date: March 6, 2025
    Applicant: CELLICON LAB INC.
    Inventors: Min Gyu SOUNG, Bo Kyung PARK, Won Suk CHOI, Young Pil JEONG, Jae Hoo PARK, Eun Jeong PARK
  • Patent number: 12243483
    Abstract: A display device includes an element layer including light emitting elements positioned in the emission areas; and a circuit layer including: light emitting pixel drivers; data lines electrically connected to the light emitting pixel drivers; first auxiliary lines extending in a first direction crossing the data lines; and second auxiliary lines extending in a second direction crossing the first direction, wherein the first auxiliary lines include a first bypass auxiliary line, wherein the second auxiliary lines include a second bypass auxiliary line, wherein the circuit layer further includes: a first connection auxiliary electrode spaced apart from the first bypass auxiliary line; a first connection line connecting the first bypass auxiliary line to the first connection auxiliary electrode; and a first auxiliary protrusion electrode protruding from the second bypass auxiliary line, and electrically connected to the first connection auxiliary electrode through an auxiliary connection hole.
    Type: Grant
    Filed: January 29, 2024
    Date of Patent: March 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yoon Sun Choi, Won Suk Choi
  • Patent number: 12238987
    Abstract: A display device includes a display area having a pixel, a non-display area, and a non-display sub-region including a first area and a bending area, along a first direction, and a first power line which is in the non-display area and the first area and transmits a power voltage to the pixel, the first power line including a first and a second power connection portion spaced apart from each other in the first direction, and a first power path portion and a second power path portion which are spaced apart from each other along a second direction and connect the first and second power connection portions to each other. The length of the non-display sub-region is smaller than the length of the non-display area, and the first power path portion is closer to the outer edge of the non-display sub-region than the second power path portion.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: February 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Ho Bang, Seung Hwan Cho, Won Suk Choi
  • Publication number: 20250061859
    Abstract: A display device includes a substrate, a circuit layer, and a light emitting element layer. The circuit layer includes pixel drivers corresponding to emission areas of a display area of the substrate and electrically connected to light emitting elements of the light emitting element layer, data lines that transmit data signals to the pixel drivers, first dummy lines disposed in the display area and extending in a first direction intersecting the data lines, and second dummy lines extending in a second direction parallel to the data lines and neighboring the data lines on a side in the first direction. A subset of via holes among via holes through which the first dummy lines and the second dummy lines are electrically connected, overlaps one of the emission areas, and another subset via holes are disposed in a non-emission area between the emission areas.
    Type: Application
    Filed: November 1, 2024
    Publication date: February 20, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Yoon Sun CHOI, Won Suk CHOI
  • Patent number: 12224493
    Abstract: An apparatus includes a substrate, first and second transmission lines on the substrate, first antenna elements coupled to a first-first transmission line, and second antenna elements coupled to a first-second transmission line. A first distance between the adjacent first-first and first-second transmission lines is different than a second distance between the first-first transmission line and a second-second transmission line, the second-second transmission line adjacent to the first-first transmission line on an opposite side from the first-second transmission line. At least two antenna elements in the first antenna elements are differently sized.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: February 11, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jiantong Li, Alireza Foroozesh, Navneet Sharma, Won Suk Choi, Gang Xu
  • Patent number: 12216503
    Abstract: A display device includes a display panel which includes a display area and a non-display area, a plurality of signal wirings arranged in the display area, a plurality of fanout wirings arranged in the non-display area and electrically connected to the signal wirings, and a plurality of connecting wirings connecting the signal wirings to the fanout wirings, where some of the plurality of fanout wirings intersect and are overlapped with each other in a plan view.
    Type: Grant
    Filed: March 4, 2024
    Date of Patent: February 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Ho Bang, Hwa Jeong Kim, Yong Hwan Park, Yong Je Jeon, Won Suk Choi
  • Patent number: 12213366
    Abstract: A display device is disclosed.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Ho Bang, Won Suk Choi
  • Publication number: 20250030176
    Abstract: An apparatus includes a via-fed dual-polarized patch, a first capacitive-fed dual-polarized patch, and a second capacitive-fed dual-polarized patch. The first capacitive-fed dual-polarized patch is capacitively coupled to the via-fed dual-polarized patch through an air gap. The second capacitive-fed dual-polarized patch is capacitively coupled to the first capacitive-fed dual-polarized patch through a dielectric layer.
    Type: Application
    Filed: July 18, 2024
    Publication date: January 23, 2025
    Inventors: Jiantong Li, Aditya Dave, Yong Su, Xinguang Xu, Won Suk Choi, Gang Xu
  • Publication number: 20250023257
    Abstract: An apparatus includes a first, second, and third substrates. The first substrate includes a first antenna element supporting a first frequency band and a second frequency band higher than the first frequency band. The first substrate includes a first dielectric material having a first dielectric constant. The second substrate includes a second antenna element supporting the first frequency band and the second frequency band. The second substrate includes the first dielectric material. The third substrate is disposed between the first substrate and the second substrate and includes a third antenna element supporting the second frequency band. The third substrate includes a second dielectric material having a second dielectric constant lower than a first dielectric constant. The first and second antenna elements form a first beam in the first frequency band. The first, second, and third antenna elements form a second beam in the second frequency band.
    Type: Application
    Filed: February 16, 2024
    Publication date: January 16, 2025
    Inventors: Jiantong Li, Sung-Chul Park, Jianhua Mo, Aditya Dave, Young Han Nam, Won Suk Choi, Gang Xu