Patents by Inventor Do-Yeong Park

Do-Yeong 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).

  • Publication number: 20210255513
    Abstract: A display device including a gate line and a storage line arranged in a first direction, a data line and a partial voltage reference line arranged in a second direction crossing the first direction, a first TFT, a second TFT, and a third TFT each including a drain electrode and a source electrode, a color filter disposed on the first, second, and third TFTs and including a first via hole exposing the source and drain electrodes of the third TFT, and an insulating layer disposed on the color filter and including a first contact hole exposing the storage line and a second contact hole exposing the drain electrode of the third TFT, in which the first and second contact holes are disposed in the first via hole when viewed in plan.
    Type: Application
    Filed: September 1, 2020
    Publication date: August 19, 2021
    Inventors: Do Yeong Park, Seul Bee Lee, Soo Hong Cheon
  • Patent number: 10942404
    Abstract: A display device includes a substrate having a display area including pixels disposed in a matrix form, and a peripheral area; a gate line and a data line on the substrate and insulated from each other; a thin film transistor connected to the gate line and the data line; a passivation layer; a pixel electrode connected to the thin film transistor through a contact hole of the passivation layer; and a color filter overlapped with the thin film transistor and the pixel electrode. The passivation layer is between the thin film transistor and the pixel electrode. The color filter includes an opening overlapping the contact hole. A center of the opening is on a virtual center line of one pixel, and a center of the contact hole is on one side of the virtual center line.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Hee Shin, Do Yeong Park, Yoo Mi Ra
  • Patent number: 10845662
    Abstract: A display panel including: a display portion including a plurality of signal lines and a plurality of pixels connected to the signal lines; a peripheral portion provided around the display portion; an integrated circuit (IC) mounting unit provided on the peripheral portion, and including a plurality of driver ICs connected to a data driver; and a test pad portion provided on the peripheral portion and testing the signal lines. The test pad portion includes a gate driver test pad portion including a gate driver test pad unit and a data line test pad unit including a data line test pad unit, the data line test pad unit includes an outermost data line test pad unit provided on respective sides of the data line test pad portion and a plurality of intermediate data line test pad units provided between the outermost data line test pad units.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: November 24, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do Yeong Park, Ki Won Park, Kyung Ho Kim
  • Patent number: 10775666
    Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a light unit configured to emit blue light; a color conversion panel disposed on the light unit; and a display panel disposed between the light unit and the color conversion panel to include a transistor. The color conversion panel includes: a substrate; a color conversion layer disposed between the substrate and the display panel to include a semiconductor nanocrystal; a transmission layer disposed between the substrate and the display panel; and a polarization layer disposed between the color conversion layer and the display panel and between the transmission layer and the display panel, and the display panel includes a blue light blocking film which overlaps the transistor, while the blue light blocking film includes a red color filter.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: September 15, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jang-Il Kim, Yeo Geon Yoon, Keun Woo Park, Su Wan Woo, Kee-Bum Park, Do Yeong Park
  • Publication number: 20200225544
    Abstract: A liquid crystal display device includes a first substrate; a switching element including a control electrode disposed on the first substrate, one electrode disposed on the control electrode, and another electrode disposed on the control electrode and spaced apart from the one electrode; a contact hole extending to at least a part of the another electrode of the switching element; a pixel electrode including a contact portion disposed on the another electrode of the switching element and overlapping at least a part of the another electrode to which the contact hole extends, and a body portion electrically connected with the contact portion; and a column spacer disposed on the pixel electrode and at least partially overlapping the contact hole.
    Type: Application
    Filed: March 26, 2020
    Publication date: July 16, 2020
    Inventors: Jun Bo SIM, Yeun Tae KIM, Do Yeong PARK, Se Hyun LEE
  • Patent number: 10670934
    Abstract: A display device includes: a first substrate including a display area and a non-display area disposed; a first semiconductor disposed in the display area; a second semiconductor disposed in the non-display area; a first data conductor overlapping the first semiconductor; a second data conductor overlapping the second semiconductor; a first shielding part overlapping the first semiconductor and disposed on the first data conductor; a second shielding part overlapping the second semiconductor and disposed on the second data conductor; an insulating layer disposed on the first shielding part and the second shielding part, wherein a second thickness of the second shielding part is larger than a first thickness of the first shielding part, and a fourth thickness of a second part of the insulating layer corresponding to the second shielding part is smaller than a third thickness of a first part of the insulating layer corresponding to the first shielding part.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: June 2, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do Yeong Park, Seung Bo Shim
  • Patent number: 10620497
    Abstract: A liquid crystal display device includes a first substrate; a switching element including a control electrode disposed on the first substrate, one electrode disposed on the control electrode, and another electrode disposed on the control electrode and spaced apart from the one electrode; a contact hole extending to at least a part of the another electrode of the switching element; a pixel electrode including a contact portion disposed on the another electrode of the switching element and overlapping at least a part of the another electrode to which the contact hole extends, and a body portion electrically connected with the contact portion; and a column spacer disposed on the pixel electrode and at least partially overlapping the contact hole.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: April 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Bo Sim, Yeun Tae Kim, Do Yeong Park, Se Hyun Lee
  • Patent number: 10613399
    Abstract: A liquid display device is provided. The liquid crystal display device includes a first base substrate, a first signal line disposed on the first base substrate and extended in a first direction, a second signal line disposed on the first base substrate, extended in a second direction intersecting the first direction, and insulated from the first signal line, a thin film transistor disposed on the first base substrate and electrically connected to the first signal line and the second signal line, a pixel electrode electrically connected to the thin film transistor, and a shield pattern disposed on a same layer as but spaced apart from the pixel electrode, overlapped with the thin film transistor, and including a material same as a material of the pixel electrode.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: April 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kee Bum Park, Hyung Jin Song, Jae Won Kim, Yoo Mi Ra, Do Yeong Park, Kye Uk Lee
  • Publication number: 20200073188
    Abstract: A display device includes a substrate having a display area including pixels disposed in a matrix form, and a peripheral area; a gate line and a data line on the substrate and insulated from each other; a thin film transistor connected to the gate line and the data line; a passivation layer; a pixel electrode connected to the thin film transistor through a contact hole of the passivation layer; and a color filter overlapped with the thin film transistor and the pixel electrode. The passivation layer is between the thin film transistor and the pixel electrode. The color filter includes an opening overlapping the contact hole. A center of the opening is on a virtual center line of one pixel, and a center of the contact hole is on one side of the virtual center line.
    Type: Application
    Filed: June 21, 2019
    Publication date: March 5, 2020
    Inventors: Dong Hee SHIN, Do Yeong PARK, Yoo Mi RA
  • Publication number: 20200050068
    Abstract: A display panel including: a display portion including a plurality of signal lines and a plurality of pixels connected to the signal lines; a peripheral portion provided around the display portion; an integrated circuit (IC) mounting unit provided on the peripheral portion, and including a plurality of driver ICs connected to a data driver; and a test pad portion provided on the peripheral portion and testing the signal lines. The test pad portion includes a gate driver test pad portion including a gate driver test pad unit and a data line test pad unit including a data line test pad unit, the data line test pad unit includes an outermost data line test pad unit provided on respective sides of the data line test pad portion and a plurality of intermediate data line test pad units provided between the outermost data line test pad units.
    Type: Application
    Filed: March 19, 2019
    Publication date: February 13, 2020
    Inventors: Do Yeong PARK, Ki Won PARK, Kyung Ho KIM
  • Publication number: 20190377233
    Abstract: A display device includes: a first substrate including a display area and a non-display area disposed; a first semiconductor disposed in the display area; a second semiconductor disposed in the non-display area; a first data conductor overlapping the first semiconductor; a second data conductor overlapping the second semiconductor; a first shielding part overlapping the first semiconductor and disposed on the first data conductor; a second shielding part overlapping the second semiconductor and disposed on the second data conductor; an insulating layer disposed on the first shielding part and the second shielding part, wherein a second thickness of the second shielding part is larger than a first thickness of the first shielding part, and a fourth thickness of a second part of the insulating layer corresponding to the second shielding part is smaller than a third thickness of a first part of the insulating layer corresponding to the first shielding part.
    Type: Application
    Filed: March 8, 2019
    Publication date: December 12, 2019
    Inventors: Do Yeong PARK, Seung Bo SHIM
  • Publication number: 20190331953
    Abstract: A display device includes: a base substrate including a display area and a peripheral area; a scan driver disposed on the peripheral area of the base substrate; and a spacer overlapping the scan driver, wherein the spacer includes a first spacer and a second spacer which are spaced apart from each other and have different heights.
    Type: Application
    Filed: January 8, 2019
    Publication date: October 31, 2019
    Inventors: Sae Ron PARK, Do Yeong PARK, Hyun Soo RYU
  • Publication number: 20190129265
    Abstract: A liquid crystal display device includes a first substrate; a switching element including a control electrode disposed on the first substrate, one electrode disposed on the control electrode, and another electrode disposed on the control electrode and spaced apart from the one electrode; a contact hole extending to at least a part of the another electrode of the switching element; a pixel electrode including a contact portion disposed on the another electrode of the switching element and overlapping at least a part of the another electrode to which the contact hole extends, and a body portion electrically connected with the contact portion; and a column spacer disposed on the pixel electrode and at least partially overlapping the contact hole.
    Type: Application
    Filed: June 6, 2018
    Publication date: May 2, 2019
    Inventors: Jun Bo SIM, Yeun Tae KIM, Do Yeong PARK, Se Hyun LEE
  • Patent number: 10216043
    Abstract: Embodiments relate to a liquid crystal display and a manufacturing method thereof, and more particularly, to a liquid crystal display including an alignment layer pattern and a manufacturing method thereof. The liquid crystal display includes a lower panel including a first alignment layer and a signal line. An upper panel faces the lower panel and uncovers an end portion of the signal line of the lower panel. A sealant is positioned between the lower panel and the upper panel and couples the lower panel and the upper panel with each other. The first alignment layer includes a first portion and a second portion that are separated from each other in a first direction, and the sealant is disposed between the first portion and the second portion and separated from the first portion and the second portion in the first direction.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: February 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Myoung Lee, Seung Jun Yu, Do Yeong Park, Young Goo Song, Sang Woo Whangbo
  • Publication number: 20180356677
    Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a light unit configured to emit blue light; a color conversion panel disposed on the light unit; and a display panel disposed between the light unit and the color conversion panel to include a transistor. The color conversion panel includes: a substrate; a color conversion layer disposed between the substrate and the display panel to include a semiconductor nanocrystal; a transmission layer disposed between the substrate and the display panel; and a polarization layer disposed between the color conversion layer and the display panel and between the transmission layer and the display panel, and the display panel includes a blue light blocking film which overlaps the transistor, while the blue light blocking film includes a red color filter.
    Type: Application
    Filed: January 11, 2018
    Publication date: December 13, 2018
    Inventors: Jang-Il KIM, Yeo Geon YOON, Keun Woo PARK, Su Wan WOO, Kee-Bum PARK, Do Yeong PARK
  • Patent number: 9904116
    Abstract: A method of manufacturing a liquid crystal display (LCD) device includes preparing a display panel including a first substrate, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first and second substrates, pretilting liquid crystal molecules in the liquid crystal layer, and molding the display panel into a curved shape having a first curvature, in which the liquid crystal molecules are pretilted according to a gap interposed between the first and second substrates that overlap the liquid crystal layer.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co. Ltd.
    Inventors: Kyung Bae Kim, Swae Hyun Kim, Do Yeong Park, Seung Ho Yang, Jun Seok Lee, Chang Il Tae
  • Patent number: 9864225
    Abstract: A liquid crystal display includes a display area (DA) in which an image is displayed and a peripheral area (PA) disposed in a vicinity of the DA, a first substrate disposed in the PA and a second substrate facing the first substrate, at least one column spacer part disposed on the first substrate, a light blocking member disposed on the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a seal formed at circumferences of the first and second substrates, the seal coupling the first substrate and the second substrate to each other and confining the liquid crystal layer between the first substrate and the second substrate, wherein the light blocking member includes at least one dam formed therein, the at least one dam being disposed in the PA and including at least one opening part formed therein.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: January 9, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Pyo Hong, Do Yeong Park, Young Goo Song, Sang Woo Whangbo
  • Patent number: 9864224
    Abstract: A liquid crystal display includes: a first substrate; a plurality of pixels disposed on the first substrate; a dummy pixel disposed on the first substrate and disposed at an outer side of the plurality of pixels; a pixel pattern disposed on the first substrate and disposed at an outer side of the dummy pixel; a first light blocking member disposed on the dummy pixel and the pixel pattern; a second light blocking member adjacent to the first light blocking member and having a part disposed on the pixel pattern at a predetermined first thickness; a second substrate facing the first substrate; a common electrode disposed on the second substrate and configured to be applied with a common voltage; and a liquid crystal layer disposed between the first substrate and the second substrate.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: January 9, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do Yeong Park, Je Hyeong Park, Kyung-Bae Kim, Jun Seok Lee, Chang Il Tae
  • Patent number: 9818768
    Abstract: The array substrate for display device includes: a substrate; a signal line disposed on the substrate; a first color filter disposed on one side of the signal line; a second color filter disposed on the other side of the signal line; and an overlapping portion disposed to overlap part of the first color filter and part of the second color filter. The first color filter extends to overlap the signal line and the overlapping portion is disposed on the other side of the signal line so as not to overlap the signal line.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: November 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Il Tae, Jun Seok Lee, Do Yeong Park, Seung Ho Yang
  • Patent number: 9766472
    Abstract: A display apparatus includes a display panel, a light source part and a directional light projecting element. The display panel displays a first image during a first subframe and a different second image during a second subframe. The light source part provides light to the display panel. The directional light projecting element is disposed between the display panel and the light source part. The directional light projecting element includes a barrier part and a lens part disposed above the barrier part. The barrier part has a plurality of barriers defined as a plurality of first electrodes and a plurality of second electrodes crossing the first electrodes. The lens part has a plurality of lenses disposed in a first direction and a second direction crossing the first direction. Each of the lenses corresponds to a subset of plural lenses among the plurality of the barriers.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: September 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Hyun Cho, Moon-Jung Baek, Ryota Odake, Seung-Jun Yu, Jin-Hwan Kim, Do-Yeong Park, Jong-Suk Lee, Jae-Woo Jung