Patents by Inventor Seung-Hwan Cho

Seung-Hwan Cho 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: 20200406309
    Abstract: The inventive concept relates to an apparatus for treating a substrate. According to an embodiment, the substrate treating apparatus includes a housing having a process space therein, a support unit that supports the substrate in the housing, a nozzle that dispenses a treatment liquid onto the substrate supported on the support unit, and a liquid supply unit that supplies the treatment liquid to the nozzle, in which the liquid supply unit includes a container having a storage space in which the treatment liquid is stored, a liquid supply tube that causes the treatment liquid to flow from the container to the nozzle, and a microwave applying member that applies microwaves to the treatment liquid before the treatment liquid is supplied to the nozzle.
    Type: Application
    Filed: June 26, 2020
    Publication date: December 31, 2020
    Applicant: SEMES CO., LTD.
    Inventors: Seungtae YANG, Buyoung JUNG, Seung Hwan CHO
  • Publication number: 20200394967
    Abstract: A display device includes a display portion having a substantially rectangular area with rounded edges in which a plurality of data lines are arranged. The display device includes a first area corresponding to a rounded edge part and a second area corresponding to a straight edge part adjacent to the first area. A data driving circuit includes a plurality of output channels configured to output data voltages. Odd-numbered output channels output data voltages according to a sequential arrangement of data lines in the second area. Even-numbered output channels output data voltages according to a reverse sequential arrangement of data lines in the first area.
    Type: Application
    Filed: April 20, 2020
    Publication date: December 17, 2020
    Inventors: GYUNG SOON PARK, Seung-Hwan Cho, Jong Hyun Choi
  • Publication number: 20200395429
    Abstract: A display apparatus includes: a substrate including a display area in which a plurality of pixel areas is arranged, and a peripheral area adjacent to the display area and in which a pad portion including a plurality of pad electrodes is arranged; a first signal line and a second signal line in the display area on the substrate; a first connecting line electrically connected to the first signal line and connected to the pad portion, at least a portion of the first connecting line being in the display area; and a dummy line on a same layer as the first connecting line.
    Type: Application
    Filed: April 7, 2020
    Publication date: December 17, 2020
    Inventors: Seung-Hwan CHO, Jong Hyun CHOI, Gyung Soon PARK, Juchan PARK, Seungmin SONG, Minseong YI
  • Patent number: 10861409
    Abstract: A display device includes a first display region including a plurality of first pixels connected to first scan lines and first data lines, a second display region at one side of the first display region, the second display region including a plurality of second pixels connected to second scan lines and second data lines, a first scan driver configured to supply a scan signal to the first scan lines, a second scan driver between the second display region and the first scan driver, the second scan driver being configured to supply a scan signal to the second scan lines, and a data driver configured to supply a data signal to the first data lines and the second data lines, wherein some of the first scan lines and the second scan lines are at different layers.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: December 8, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Hoon Lee, Seung Hwan Cho, Byung Sun Kim, Jae Hyung Cho, Jong Hyun Choi
  • Publication number: 20200380918
    Abstract: A display device including a substrate including a display area and a non-display area, a plurality of signal lines disposed in the display area and extending along a first direction and from the non-display area to the display area, a connection line extending from the non-display area and electrically connected to a respective signal line of the plurality of signal lines in the non-display area, and an initialization voltage line extending in a second direction intersecting the first direction, wherein the connection line overlaps the initialization voltage line in a thickness direction of the display device.
    Type: Application
    Filed: March 27, 2020
    Publication date: December 3, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Hwan CHO, Ki Nyeng KANG, Sang Hoon LEE, Sun Ho KIM, Tae Woo KIM, Tae Hoon YANG, Jong Hyun CHOI
  • Publication number: 20200365821
    Abstract: A window member includes: a main surface; a first surface adjacent to a first side of the main surface in a first direction; a second surface adjacent to the first surface in the first direction; a third surface adjacent to a second side crossing the first side of the main surface in a second direction crossing the first direction; a fourth surface adjacent to the third surface in the second direction; and a first edge surface adjacent to the first surface and the third surface, wherein the main surface and a flat surface portion of the second surface form a first angle of 60 degrees or more and 120 degrees or less, and wherein the main surface and a flat surface portion of the fourth surface form a second angle of 60 degrees or more and 120 degrees or less.
    Type: Application
    Filed: March 22, 2020
    Publication date: November 19, 2020
    Inventors: Jungkyu LEE, Seung-Hwan CHO, Jonghyeon CHOI
  • Publication number: 20200357345
    Abstract: A display device that includes a first area including a display area, a second area including a non-display area, and a third area connecting the first and second areas. A demultiplexing circuit unit is disposed in the non-display area of the second area and overlaps with the first area in a direction of a thickness of the display device.
    Type: Application
    Filed: April 17, 2020
    Publication date: November 12, 2020
    Inventors: Seung Hwan Cho, Jong Hyun Choi, Ju Chan Park, Seung Min Song, Min Seong Yi
  • Publication number: 20200312932
    Abstract: A display device is provided that includes a substrate, a first conductive layer disposed on the substrate, a first insulating layer disposed on the first conductive layer, a second insulating layer disposed on the first insulating layer, the second insulating layer including a contact hole exposing the first conductive layer, a second conductive layer disposed on the first insulating layer and electrically connected to the first conductive layer through the contact hole, a second insulating layer disposed on the first insulating layer, a first electrode disposed on the second insulating layer and the second conductive layer, the first electrode being electrically connected to the second conductive layer, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 1, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun KIM, Seung Hwan CHO, Ju Chan PARK
  • Publication number: 20200313102
    Abstract: According to an embodiment of the present invention, a display device includes: a substrate including a through-hole, a peripheral area surrounding the through-hole, a wiring area surrounding the peripheral area, and a display area surrounding the wiring area; a gate insulating layer disposed on the substrate; a gate wire disposed in the wiring area and on the gate insulating layer; an interlayer insulating layer disposed on the gate wire; a data wire disposed in the wiring area and on the interlayer insulating layer; a middle insulating layer disposed on the data wire; and a first main insulating dam disposed in the wiring area and on the middle insulating layer, wherein the first main insulating dam includes an organic material, and wherein a width of a lower surface of the first main insulating dam is narrower than a width of an upper surface of the first main insulating dam.
    Type: Application
    Filed: March 11, 2020
    Publication date: October 1, 2020
    Inventors: Tae Woo KIM, Seung-Hwan CHO, Jong Hyun CHOI, Sang Hoon LEE
  • Patent number: 10777631
    Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 15, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Doo Hwan Kim, Do Keun Song, Joo Sun Yoon, Min Jae Jeong
  • Publication number: 20200258969
    Abstract: A display device including a display area and a non-display area, the display device including a plurality of data wires disposed in the display area and in the non-display area, a plurality of connecting wires disposed in the display area and connected to the data wires, a plurality of dummy patterns disposed in the display area in the same layer as the connecting wires, and shielding patterns disposed on the connecting wires. First gaps are defined between the connecting wires and the dummy patterns, and the shielding patterns overlap with the first gaps.
    Type: Application
    Filed: December 29, 2019
    Publication date: August 13, 2020
    Inventors: Min Seong YI, Seung Hwan Cho, Tae Hyun Kim, Jong Hyun Choi
  • Publication number: 20200027901
    Abstract: A display device includes: a substrate including a main display portion, edge portions disposed at edges of the main display portion and including rounded corners, first side portions bent from the edge portions, and second side portions bent from the main display portion; scan lines and data lines that are disposed on the substrate; transistors connected to the scan lines and the data lines; and a data voltage transmission line connected to data lines that are disposed in the first side portions and the edge portions.
    Type: Application
    Filed: September 30, 2019
    Publication date: January 23, 2020
    Inventors: Seung-Hwan CHO, Jong Hyun CHOI, Kyung-Hoon KIM, Dong Hwan SHIM, Seon Young CHOI
  • Patent number: 10431604
    Abstract: A display device includes: a substrate including a main display portion, edge portions disposed at edges of the main display portion and including rounded corners, first side portions bent from the edge portions, and second side portions bent from the main display portion; scan lines and data lines that are disposed on the substrate; transistors connected to the scan lines and the data lines; and a data voltage transmission line connected to data lines that are disposed in the first side portions and the edge portions.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: October 1, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Kyung-Hoon Kim, Dong Hwan Shim, Seon Young Choi
  • Publication number: 20190263837
    Abstract: The present invention relates to a 1,1-diborylalkyl-1-metal compound including one metal group together with two identical boron groups at the sp3 carbon center, and its use. Specifically, the present invention relates to development of novel organic reactions, synthesis of functional molecules, and synthesis of new drugs by applying the novel 1,1-diboryl-1-metal substituted alkyl compounds to various molecular libraries which could not be synthesized by conventional methodologies.
    Type: Application
    Filed: February 22, 2019
    Publication date: August 29, 2019
    Inventors: Seung Hwan CHO, Yeosan LEE
  • Publication number: 20190259824
    Abstract: A flat panel display device includes: a substrate including a display region and a non-display region disposed at the periphery of the display region; a plurality of pixels disposed in the display region of the substrate, the plurality of pixels displaying an image; a plurality of pads disposed in the non-display region of the substrate; and a plurality of connecting lines electrically connecting the plurality of pads to the plurality of pixels. The plurality of pads are disposed above the plurality of connecting lines, and are electrically connected to the plurality of connecting lines through contact holes formed in an insulating layer. At least one pad among the plurality of pads overlaps with another connecting line connected to an adjacent pad.
    Type: Application
    Filed: February 21, 2019
    Publication date: August 22, 2019
    Inventors: Seung Hwan CHO, Seung Soo RYU, Joo Sun YOON, Dae Young JOUNG, Young Cheol JEONG, Jong Hyun CHOI
  • Patent number: 10386978
    Abstract: A display apparatus includes a display panel (DP) and a sensor unit on the DP. The sensor unit includes: a first conductive layer (CL) including a first bridge (FB); a second CL disposed on the first CL, the second CL including first sensor portions (FSPs) spaced apart from each other and arranged in a first direction; a first insulating layer (IL) disposed between the first CL and the second CL, the first IL including through-holes (THs) extending between the FB and the FSPs overlapping the FB; and contact electrodes (CEs) filling spaces defined by a bridge top surface of the FB exposed by the THs, insulating sidewalls of the first IL defining the THs, and sensor bottom surfaces of the FSPs facing the FB. A cross-section, which is perpendicular to a top surface of the DP, of each of the CEs has a polygonal shape of five or more sides.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: August 20, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Donghwan Shim, Taehyun Kim, Seungmin Lee, Seung-hwan Cho
  • Publication number: 20190196632
    Abstract: A display device may include a display panel, an input sensing unit, and a driving circuit board. The display panel includes a base substrate and a driving pad, and the input sensing unit includes an encapsulation substrate and an input pad. The driving circuit board may be provided on one of side surfaces of the base substrate adjacent to the driving pad and on one of connection surfaces of the encapsulation substrate adjacent to the input pad and may be electrically connected to the driving pad and the input pad, respectively.
    Type: Application
    Filed: November 28, 2018
    Publication date: June 27, 2019
    Inventors: Seung-soo RYU, Seung-hwan CHO, Byoungyong KIM, Daeyoung JOUNG, Young-cheol JEONG, Jeongho HWANG
  • Publication number: 20190172890
    Abstract: A display panel includes a first substrate having a display area and a peripheral area. The display area includes pixels with first output wires connected to the pixels. A first driver is connected to the first output wires and positioned in the peripheral area at a first side of the display area. The first substrate includes a notch portion having a curved edge and the display area has a first display portion and a second display portion with the notch portion therebetween. At least one of the first output wires is a first main line at the first display portion, a second main line at the second display portion, and a first connecting line that is connected to the first main line and the second main line and is at the peripheral area between the first display portion and the second display portion.
    Type: Application
    Filed: November 26, 2018
    Publication date: June 6, 2019
    Inventors: Seung-Hwan CHO, Doo Hwan KIM, Tae Jin KIM, Tae Hyun KIM, Joo Sun YOON, Min Jae JEONG, Jong Hyun CHOI
  • Publication number: 20190165079
    Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 30, 2019
    Inventors: SEUNG-HWAN CHO, Jong Hyun CHOI, Doo Hwan KIM, Do Keun SONG, Joo Sun YOON, Min Jae JEONG
  • Patent number: D902213
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: November 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi