Patents by Inventor Eun-Je Jang

Eun-Je Jang 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: 11837589
    Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
  • Publication number: 20230317886
    Abstract: A display device comprises at least one first electrode, at least one second electrode, a first insulating layer, a light emitting element disposed between the at least one first electrode and the at least one second electrode on the first insulating layer, the light emitting element including an end and another end opposite to the end, and a second insulating layer disposed on the light emitting element and exposing the end and the another end of the light emitting element. The second insulating layer includes a first main open portion exposing the end of the light emitting element and extended in a first direction, a second main open portion exposing the another end of the light emitting element and extended in the first direction, and a sub-open portion connecting the first main open portion with the second main open portion in a plan view and extended in a second direction.
    Type: Application
    Filed: November 28, 2022
    Publication date: October 5, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Myeong Hun SONG, Je Min LEE, Eun Je JANG
  • Publication number: 20230290807
    Abstract: A display device includes a substrate including an emission area and a non-emission area, a first connection electrode provided on the substrate and electrically connected to a first driving power, a second connection electrode provided to be spaced apart from the first connection electrode in a first direction and electrically connected to a second driving power, a dummy electrode provided to be spaced apart from the first connection electrode in a second direction intersecting the first direction, light emitting elements provided between the second connection electrode and the dummy electrode in a plan view and forming the emission area, a first pixel electrode provided on the first and second connection electrodes and electrically connected to the first connection electrode, and a second pixel electrode provided on the first and second connection electrodes and electrically connected to the second connection electrode.
    Type: Application
    Filed: December 28, 2022
    Publication date: September 14, 2023
    Inventors: Myeong Hun SONG, Je Min LEE, Eun Je JANG
  • Publication number: 20230275189
    Abstract: A display device comprises first and second electrodes disposed on a substrate, extended parallel to each other, and spaced apart from each other, light-emitting elements disposed on the first electrode and the second electrode, a first insulating layer covering at least a portion of each of the light-emitting elements, a first connection electrode disposed on the light-emitting elements and electrically contacting a first end of each of the light-emitting elements, and a second connection electrode disposed on the light-emitting elements and the first insulating layer and electrically contacting a second end of each of the light-emitting elements, wherein the first connection electrode and the second connection electrode overlap each other in a thickness direction.
    Type: Application
    Filed: January 12, 2023
    Publication date: August 31, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jeong Kook WANG, Ki Nyeng KANG, In Pyo KIM, Jae Hee KIM, Eun Je JANG
  • Publication number: 20230044290
    Abstract: A display device including a display area and a non-display area, an inorganic insulating layer disposed on a substrate, the inorganic insulating layer disposed in the display area and the non-display area, pixels disposed on the substrate and overlapping the inorganic insulating layer in a plan view, the pixels disposed in the display area, and an organic insulating layer disposed on the substrate and overlapping the inorganic insulating layer and the pixels in a plan view, the organic insulating layer disposed at least in the display area. The non-display area includes an organic layer-free area including at least one of a corner and an outer edge area of the display device. The organic insulating layer is disposed on a portion of the substrate so as to be disposed in an area except for the organic layer-free area.
    Type: Application
    Filed: August 3, 2022
    Publication date: February 9, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyung June KIM, Sang Seop KUM, Won Tae KIM, Seung Kyu LEE, Eun Je JANG, Jang Bog JU
  • Publication number: 20220139892
    Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.
    Type: Application
    Filed: August 25, 2021
    Publication date: May 5, 2022
    Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
  • Publication number: 20220085098
    Abstract: A tiled display device includes a plurality of display devices adjacent to each other, each of the display devices including a plurality of first pixels and a plurality of second pixels, and a boundary area in which at least one side of each of the display devices is adjacent to a side of another display device and a main area other than the boundary area, wherein the first pixels are in the main area, the second pixels are in the boundary area, each of the first pixels and the second pixels includes a plurality of sub pixels, and each of the sub pixels of the second pixels includes a plurality of partial pixels.
    Type: Application
    Filed: August 17, 2021
    Publication date: March 17, 2022
    Inventors: Hoon KIM, Eun Je JANG, Jang Bog JU, Chang Hyeok CHOI, Yong Sik HWANG
  • Publication number: 20220069168
    Abstract: A display device includes: a substrate, a partition wall on the substrate and defining an opening, a first bank on the substrate and integrally formed with the partition wall, a first electrode on the partition wall and the first bank, and a light emitting element located in the opening and electrically connected to the first electrode.
    Type: Application
    Filed: June 14, 2021
    Publication date: March 3, 2022
    Inventors: Hoon KIM, Myeong Su SO, Eun Je JANG, Jang Bog JU, Joon Hoo CHOI
  • Patent number: 10747066
    Abstract: A liquid crystal display (LCD) is provided. a liquid crystal display comprising: a first substrate and a second substrate that are opposite to each other; a liquid crystal layer arranged between the first substrate and the second substrate; a light blocking pattern including a first light blocking pattern and a second light blocking pattern arranged to extend along one direction on the first substrate; and a column spacer formed on the first light blocking pattern on the first substrate, wherein the light blocking pattern includes an open portion disposed between the first light blocking pattern and the second light blocking pattern, and formed to be spaced apart from the column spacer for a predetermined distance.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yeon Ju Seo, Young Gu Kang, Yang Hee Kim, Eun Je Jang, Do Hyun Jung, Sung Jin Hong
  • Publication number: 20190204649
    Abstract: A liquid crystal display (LCD) is provided. a liquid crystal display comprising: a first substrate and a second substrate that are opposite to each other; a liquid crystal layer arranged between the first substrate and the second substrate; a light blocking pattern including a first light blocking pattern and a second light blocking pattern arranged to extend along one direction on the first substrate; and a column spacer formed on the first light blocking pattern on the first substrate, wherein the light blocking pattern includes an open portion disposed between the first light blocking pattern and the second light blocking pattern, and formed to be spaced apart from the column spacer for a predetermined distance.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Yeon Ju SEO, Young Gu KANG, Yang Hee KIM, Eun Je JANG, Do Hyun JUNG, Sung Jin HONG
  • Patent number: 10274789
    Abstract: A liquid crystal display (LCD) is provided, a liquid crystal display comprising: a first substrate and a second substrate that are opposite to each other; a liquid crystal layer arranged between the first substrate and the second substrate; a light blocking pattern including a first light blocking pattern and a second light blocking pattern arranged to extend along one direction on the first substrate; and a column spacer formed on the first light blocking pattern on the first substrate, wherein the light blocking pattern includes an open portion disposed between the first light blocking pattern and the second light blocking pattern, and formed to be spaced apart from the column spacer for a predetermined distance.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: April 30, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yeon Ju Seo, Young Gu Kang, Yang Hee Kim, Eun Je Jang, Do Hyun Jung, Sung Jin Hong
  • Patent number: 9977303
    Abstract: An array substrate includes a thin film transistor on a substrate, a color pattern on the substrate, a light blocking pattern on the thin film transistor, an organic insulation layer covering the color pattern and the light blocking pattern, a pixel electrode on the organic insulation layer, and a low-reflective pattern on the pixel electrode. An opening portion is defined in the light blocking pattern and exposes the thin film transistor. A contact hole is defined in the organic insulation layer and corresponding to the opening portion. The pixel electrode is electrically connected to the thin film transistor through the contact hole. The low-reflective pattern corresponds to the opening portion.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-In Ro, Eun-Je Jang, Hyun-Wuk Kim, Ock-Soo Son
  • Patent number: 9927670
    Abstract: There is provided a liquid crystal display including: a first substrate including a display area displaying an image and a peripheral area surrounding the display area; a data line disposed on the first substrate in the display area and including a source electrode; a first gate insulating layer disposed at a portion except for the portion where the data line is disposed on the first substrate; a semiconductor layer disposed on the source electrode; a drain electrode disposed on the semiconductor layer; a gate line disposed on the first gate insulating layer in the display area and including a gate electrode; and a second gate insulating layer disposed between the gate electrode on the first gate insulating layer and the semiconductor layer, in which the gate line and the data line extend in the same direction to each other.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: March 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Hwan Park, Jae Hak Lee, Eun Je Jang
  • Patent number: 9915844
    Abstract: A liquid crystal display device includes first and second substrates facing each other; a liquid crystal layer between the first and second substrates; a thin-film transistor (“TFT”) on the first substrate and including a semiconductor layer and a gate, source and drain electrodes; an organic layer on the TFT and defining a contact hole therein which exposes a portion of the drain electrode; a conductive layer on the organic layer and contacting the exposed portion of the drain electrode at the contact hole; a common electrode which is on the organic layer and isolated from the conductive layer; a passivation layer on the conductive layer and the common electrode and defining an opening therein which exposes a portion of the conductive layer; and a pixel electrode on the passivation layer and the conductive layer and contacting the exposed portion of the conductive layer at the opening.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: March 13, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ock Soo Son, Dong Wook Kim, Jean Ho Song, Eun Je Jang, Do Hyun Jung
  • Patent number: 9709865
    Abstract: A liquid crystal display panel includes a base substrate, a first step difference compensating pattern, a gate metal pattern, a semiconductor pattern, a source electrode, a drain electrode, a pixel electrode and a color filter. The first step difference compensating pattern is disposed on the base substrate and includes an inorganic material. The gate metal pattern is disposed on the first step difference compensating pattern and includes a gate electrode and a gate line electrically connected to the gate electrode. The semiconductor pattern is overlapped with the gate electrode. The source electrode is electrically connected to the semiconductor pattern. The drain electrode is electrically connected to the semiconductor pattern and is spaced apart from the source electrode. The pixel electrode is electrically connected to the drain electrode. The color filter is overlapped with the pixel electrode.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: July 18, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ock-Soo Son, Hyun-Wuk Kim, Sung-In Ro, Jean-Ho Song, Eun-Je Jang, Sung-Jin Hong
  • Patent number: 9645435
    Abstract: A liquid crystal display includes a display panel including a plurality of pixels, a first substrate and a second substrate facing each other, a liquid crystal layer disposed between the first substrate and the second substrate, a first electrode which is disposed on the first substrate and transmits a first voltage, a second electrode which is disposed on the first substrate and transmits a second voltage, and a light blocking member overlapping a space between a side of the first electrode and a side of the second electrode which face each other, where the light blocking member has an island shape within a region of a pixel of the plurality of pixels in a plan view.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: May 9, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Wuk Kim, Sung Jin Hong, Sung In Ro, Ock Soo Son, Eun Je Jang
  • Patent number: 9575353
    Abstract: A liquid crystal display includes a first substrate, a gate line disposed on the first substrate, a data line disposed on the first substrate, a first passivation layer disposed on the gate line and the data line, a color filter disposed on the first passivation layer, a common electrode disposed on the color filter, a light blocking member disposed directly on or directly below the common electrode, a second passivation layer disposed on the common electrode and the light blocking member, and a pixel electrode disposed on the second passivation layer.
    Type: Grant
    Filed: April 10, 2014
    Date of Patent: February 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eun Je Jang, Sung In Ro, Young Gu Kang, Hyun Wuk Kim, Ock Soo Son, Jean Ho Song, Sung Jin Hong
  • Publication number: 20170045773
    Abstract: A liquid crystal display (LCD) is provided, a liquid crystal display comprising: a first substrate and a second substrate that are opposite to each other; a liquid crystal layer arranged between the first substrate and the second substrate; a light blocking pattern including a first light blocking pattern and a second light blocking pattern arranged to extend along one direction on the first substrate; and a column spacer formed on the first light blocking pattern on the first substrate, wherein the light blocking pattern includes an open portion disposed between the first light blocking pattern and the second light blocking pattern, and formed to be spaced apart from the column spacer for a predetermined distance.
    Type: Application
    Filed: April 7, 2016
    Publication date: February 16, 2017
    Inventors: Yeon Ju SEO, Young Gu KANG, Yang Hee KIM, Eun Je JANG, Do Hyun JUNG, Sung Jin HONG
  • Patent number: RE47455
    Abstract: A liquid crystal display includes first and second gate lines and first and second data lines, on a first substrate, a first thin film transistor connected to the first gate and data lines and including a first source and drain electrode, a second thin film transistor connected to the second gate and data lines and including a second source and drain electrode, first and second pixel electrodes contacting a portion of the first and second drain electrodes, respectively, a passivation layer on the first and second pixel electrodes and the first and second thin film transistors, and a reference electrode on a passivation layer and overlapping the first pixel electrode and the second pixel electrode. The reference electrode includes a plurality of branch electrodes. The first thin film transistor is right of the first data line and the second thin film transistor is left of the second data line.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: June 25, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Wuk Kim, Jang-Kun Song, Seon-Ah Cho, Eun-Je Jang, You-Sik Shin
  • Patent number: RE49271
    Abstract: A liquid crystal display includes first and second gate lines and first and second data lines, on a first substrate, a first thin film transistor connected to the first gate and data lines and including a first source and drain electrode, a second thin film transistor connected to the second gate and data lines and including a second source and drain electrode, first and second pixel electrodes contacting a portion of the first and second drain electrodes, respectively, a passivation layer on the first and second pixel electrodes and the first and second thin film transistors, and a reference electrode on a passivation layer and overlapping the first pixel electrode and the second pixel electrode. The reference electrode includes a plurality of branch electrodes. The first thin film transistor is right of the first data line and the second thin film transistor is left of the second data line.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: November 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Wuk Kim, Jang-Kun Song, Seon-Ah Cho, Eun-Je Jang, You-Sik Shin