Patents by Inventor Ju Chan Park

Ju Chan 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: 20200004361
    Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
    Type: Application
    Filed: September 9, 2019
    Publication date: January 2, 2020
    Inventors: Ju Han KIM, Yong Chan PARK, Jin Seong KIM, Seung Kyeom KIM
  • Patent number: 10473666
    Abstract: The present invention relates to dye compounds represented by Formulae I and II, which are described in the specification. The dye compounds of the present invention have markedly improved quantum yields and emit strong fluorescence compared to existing cyanine dyes. Due to these advantages, the dye compounds of the present invention can find applications in various fields, for example, as probes for various biological systems where optical imaging is required. Particularly, the dye compounds of the present invention can be used as mitotrackers capable of labeling and tracking mitochondria. Therefore, the dye compounds of the present invention can be used to quantitatively image mitochondria in live tissues and cells. Furthermore, the dye compounds of the present invention can be applied as pH probes for measuring the pH of live cells.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: November 12, 2019
    Assignee: SFC CO., LTD.
    Inventors: Ju-man Song, Seon-Gi Min, Seung-Soo Lee, Do-min Lee, Kyung-Hwa Park, Moon-Chan Hwang, Bong-Ki Shin, Jong-Tae Je
  • Patent number: 10444924
    Abstract: Disclosed is a touch sensitive display apparatus which decreases a load of each of a plurality of touch electrodes and reduces a load deviation between the plurality of touch electrodes, thereby enhancing image quality. The touch sensitive display apparatus comprises a touch sensitive panel. The touch panel comprises a plurality of touch electrodes comprising at least a first touch electrode. The first touch electrode comprises a plurality of first touch electrode lines that are parallel to each other. A first touch signal line is connected to the plurality of first touch electrode lines of the first touch electrode, and the first touch electrode is driven for image display and touch sensing via the first touch signal line. A first connecting line is in a different layer than the first touch electrode lines, and the first connecting line is connected to the plurality of first touch electrode lines.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: October 15, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Ju Han Kim, Yong Chan Park, Jin Seong Kim, Seung Kyeom Kim
  • Publication number: 20190292091
    Abstract: The present invention provides a glass wool cutting device. The device includes a cutting section housing that has a cutting section chamber, a feed port that is connected to the cutting section chamber, and a discharge port that is connected to the cutting section chamber. A stationary knife is disposed on the cutting section housing to protrude into the cutting section chamber and a movable cutter that has a rotary support body is disposed in the cutting section chamber and a movable knife is supported on the rotary support body to apply a shearing force to the glass wool together with the stationary knife. Additionally, a cutter actuator provides a driving force to the rotary support body.
    Type: Application
    Filed: October 19, 2018
    Publication date: September 26, 2019
    Inventors: Han Ki Lee, Mun Gyu Bak, Hak Soo Kim, Ju Seong Park, A Rom Oh, Seung Chan Baek, Song Woo Nam, Ju Hong Kim
  • Publication number: 20190189963
    Abstract: A manufacturing method of a display device includes: forming a flexible substrate on a sacrificial substrate; forming a display element unit on a first surface of the flexible substrate, the display element unit including a TFT and an organic light-emitting element; separating the sacrificial substrate from the flexible substrate; and forming a protective layer by depositing an organic material on a second surface of the flexible substrate, the second surface being opposite to the first surface.
    Type: Application
    Filed: February 25, 2019
    Publication date: June 20, 2019
    Inventors: Sun Hee LEE, Young Gug SEOL, Pil Suk LEE, Ju Chan PARK
  • Patent number: 10217963
    Abstract: A display device includes a flexible substrate, a display element unit disposed on a first surface of the flexible substrate and including a thin-film transistor (TFT) and an organic light-emitting element coupled to the TFT, and a protective layer comprising an organic material and disposed directly on a second surface of the flexible substrate, the second surface being opposite to the first surface. Impact resistance of the display device can be strengthened by lowering of the neutral plane through the use of the protective layer.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: February 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Hee Lee, Young Gug Seol, Pil Suk Lee, Ju Chan Park
  • Patent number: 10177342
    Abstract: A display device includes a substrate, a barrier layer, a transistor, and a first impact buffer layer. The barrier layer is disposed on the substrate. The transistor is disposed on the barrier layer. The first impact buffer layer is disposed between the barrier layer and the transistor. The first impact buffer layer includes a nanostructure. The nanostructure includes pores.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: January 8, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Hee Lee, Pil Suk Lee, Ju Chan Park, Young Gug Seol
  • Patent number: 10134773
    Abstract: A display device including a substrate including a display area for displaying an image and a non-display area provided on a side of the display area and including a bending area bent with respect to an axis parallel to a first direction; a plurality of step portions disposed in the bending area and extending in the first direction; a plurality of bridge electrodes extending in a second direction crossing the first direction in the bending area; and a plurality of pattern portions disposed in the bending area. The step portions are spaced apart from each other, and the pattern portions are disposed between adjacent step portions. The pattern portions are lower than the step portions, and an acute angle of sides of each of the pattern portions from the substrate is smaller than an acute angle of sides of each of the step portions from the substrate.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: November 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Pil Suk Lee, Ju Chan Park, Young Gug Seol, Sun Hee Lee
  • Publication number: 20180308916
    Abstract: A display device includes a substrate including a pixel region and a peripheral region. The display device also includes a plurality of pixels provided in the pixel region for displaying an image. The display device also includes a light emitting element provided in each pixel for emitting light. The display device includes a first transistor provided in each pixel for driving the light emitting element, and a second transistor connected to the first transistor. The display device includes an insulating layer disposed between a second semiconductor layer of the second transistor and the substrate; and a crack blocking layer disposed between the insulating layer and the second semiconductor layer of the second transistor. A first semiconductor layer of the first transistor and the second semiconductor layer of the second transistor are provided in layers different from each other.
    Type: Application
    Filed: March 20, 2018
    Publication date: October 25, 2018
    Inventors: Sun Ho Kim, Ju Chan Park, Young Gug Seol, Sun Hee Lee
  • Patent number: 10095272
    Abstract: A flexible display device includes a display panel including a main display area including a plurality of main pixel rows, and a sub display area at a side of the main display area and including a plurality of sub pixel rows, a scan driving circuit configured to provide scan signals to the main pixel rows via a plurality of main scan lines, and provide the scan signals to the sub pixel rows via a plurality of sub scan lines, a data driving circuit configured to provide data signals to a plurality of pixels respectively located in the main pixel rows and the sub pixel rows, and a timing controller configured to control the scan driving circuit and the data driving circuit, wherein a number of the sub pixel rows is less than a number of the main pixel rows.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: October 9, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ju-Chan Park, Jin-Taek Kim, Tae-An Seo, Sun-Hee Lee, Pil-Suk Lee
  • Patent number: 10032806
    Abstract: A display device includes a substrate including a first planarization region and a second planarization region inclined at a predetermined angle with respect to the first planarization region. A display device further includes a first wiring disposed in the second planarization region. A display device additionally includes a flexible film bonded with the substrate in the first planarization region and the second planarization region and connected to the first wiring in the second planarization region.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: July 24, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae An Seo, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Ju Chan Park
  • Patent number: 10014356
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate having a flexible portion configured to bend or fold, a semiconductor positioned over the substrate, and a gate insulating layer positioned over the semiconductor and having an opening. The display also includes an interlayer insulating layer positioned over the gate insulating layer, a portion of the interlayer insulating layer positioned within the opening. The display further includes a gate electrode positioned between the gate insulating layer and the interlayer insulating layer and overlapping the semiconductor in the depth dimension of the OLED display. A source electrode and a drain electrode are positioned over the interlayer insulating layer and connected to the semiconductor.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: July 3, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae An Seo, Ju Chan Park, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Young Gug Seol
  • Patent number: 9935280
    Abstract: In an aspect, a flexible substrate may include a base substrate, an insulating layer positioned on a first surface of the base substrate, a protective film positioned on a second surface facing the first surface of the base substrate and an adhesive layer positioned between the base substrate and the protective film and attaching the protective film on the second surface of the base substrate. The adhesive layer may include a cross-linker.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: April 3, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gug Seol, Tae Woong Kim, Ju Chan Park, Pil Suk Lee, Jin Hwan Choi
  • Publication number: 20180069196
    Abstract: A display device includes a flexible substrate, a display element unit disposed on a first surface of the flexible substrate and including a thin-film transistor (TFT) and an organic light-emitting element coupled to the TFT, and a protective layer comprising an organic material and disposed directly on a second surface of the flexible substrate, the second surface being opposite to the first surface. Impact resistance of the display device can be strengthened by lowering of the neutral plane through the use of the protective layer.
    Type: Application
    Filed: March 9, 2017
    Publication date: March 8, 2018
    Inventors: Sun Hee LEE, Young Gug SEOL, Pil Suk LEE, Ju Chan PARK
  • Publication number: 20180053913
    Abstract: A display device includes a substrate, a barrier layer, a transistor, and a first impact buffer layer. The barrier layer is disposed on the substrate. The transistor is disposed on the barrier layer. The first impact buffer layer is disposed between the barrier layer and the transistor. The first impact buffer layer includes a nanostructure. The nanostructure includes pores.
    Type: Application
    Filed: June 9, 2017
    Publication date: February 22, 2018
    Inventors: Sun Hee LEE, Pil Suk LEE, Ju Chan PARK, Young Gug SEOL
  • Publication number: 20180040633
    Abstract: A display device including a substrate including a display area for displaying an image and a non-display area provided on a side of the display area and including a bending area bent with respect to an axis parallel to a first direction; a plurality of step portions disposed in the bending area and extending in the first direction; a plurality of bridge electrodes extending in a second direction crossing the first direction in the bending area; and a plurality of pattern portions disposed in the bending area. The step portions are spaced apart from each other, and the pattern portions are disposed between adjacent step portions. The pattern portions are lower than the step portions, and an acute angle of sides of each of the pattern portions from the substrate is smaller than an acute angle of sides of each of the step portions from the substrate.
    Type: Application
    Filed: July 6, 2017
    Publication date: February 8, 2018
    Inventors: Pil Suk LEE, Ju Chan PARK, Young Gug SEOL, Sun Hee LEE
  • Patent number: 9887386
    Abstract: A display device includes: a flexible substrate; a display unit on the flexible substrate and configured to display an image; and a compensation layer between the flexible substrate and the display unit.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: February 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bo Ik Park, Ju Chan Park, Pil Suk Lee
  • Publication number: 20170229489
    Abstract: A display device includes a substrate including a first planarization region and a second planarization region inclined at a predetermined angle with respect to the first planarization region. A display device further includes a first wiring disposed in the second planarization region. A display device additionally includes a flexible film bonded with the substrate in the first planarization region and the second planarization region and connected to the first wiring in the second planarization region.
    Type: Application
    Filed: February 3, 2017
    Publication date: August 10, 2017
    Inventors: Tae An SEO, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Ju Chan Park
  • Publication number: 20170115699
    Abstract: A flexible display device includes a display panel including a main display area including a plurality of main pixel rows, and a sub display area at a side of the main display area and including a plurality of sub pixel rows, a scan driving circuit configured to provide scan signals to the main pixel rows via a plurality of main scan lines, and provide the scan signals to the sub pixel rows via a plurality of sub scan lines, a data driving circuit configured to provide data signals to a plurality of pixels respectively located in the main pixel rows and the sub pixel rows, and a timing controller configured to control the scan driving circuit and the data driving circuit, wherein a number of the sub pixel rows is less than a number of the main pixel rows.
    Type: Application
    Filed: April 8, 2016
    Publication date: April 27, 2017
    Inventors: Ju-Chan Park, Jin-Taek Kim, Tae-An Seo, Sun-Hee Lee, Pil-Suk Lee
  • Publication number: 20170104046
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate having a flexible portion configured to bend or fold, a semiconductor positioned over the substrate, and a gate insulating layer positioned over the semiconductor and having an opening. The display also includes an interlayer insulating layer positioned over the gate insulating layer, a portion of the interlayer insulating layer positioned within the opening. The display further includes a gate electrode positioned between the gate insulating layer and the interlayer insulating layer and overlapping the semiconductor in the depth dimension of the OLED display. A source electrode and a drain electrode are positioned over the interlayer insulating layer and connected to the semiconductor.
    Type: Application
    Filed: September 2, 2016
    Publication date: April 13, 2017
    Inventors: Tae An Seo, Ju Chan Park, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Young Gug Seol