Patents by Inventor Sun-ja Kwon

Sun-ja Kwon 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: 20200133040
    Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.
    Type: Application
    Filed: October 18, 2019
    Publication date: April 30, 2020
    Inventors: Hyun-Chol BANG, Won Kyu KWAK, Dong Wook KIM, Jin Woo PARK, Sun-Ja KWON
  • Publication number: 20200118496
    Abstract: A display device includes a substrate having a first pixel region, a second pixel region having a smaller area than the first pixel region, the second pixel region being connected to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a first pixel and a second pixel respectively at the first and second pixel regions, a first line connected to the first pixel and a second line connected to the second pixel, and a dummy unit in the peripheral region, the dummy unit overlapping with at least one of the first and second lines, the dummy unit being configured to compensate for a difference between a load value of the first line and a load value of the second line, wherein the dummy unit includes at least two sub-dummy units spaced from each other.
    Type: Application
    Filed: December 9, 2019
    Publication date: April 16, 2020
    Inventors: Yang Wan Kim, Jae Yong Lee, Sun Ja Kwon, Hyun Ae Park, Byung Sun Kim, Su Jin Lee, Hyung Jun Park, Yu Jin Jeon
  • Publication number: 20200118490
    Abstract: A display device includes a first pixel area having first pixels and a second pixel area having second pixels. Each first pixel includes a driving transistor initialized to a voltage of a first initialization power supply. Each second pixel includes a driving transistor initialized to a voltage of a second initialization power supply. The first initialization power supply and the second initialization power supply are set to different voltages. The first pixel area and the second pixel area have different widths.
    Type: Application
    Filed: November 4, 2019
    Publication date: April 16, 2020
    Inventors: YANG WAN KIM, SUN JA KWON, BYUNG SUN KIM, HYUN AE PARK, HYUNG JUN PARK, SU JIN LEE, JAE YONG LEE, YU JIN JEON
  • Publication number: 20200098310
    Abstract: A display device includes: a substrate including a first pixel region, at least one second pixel region having a smaller area than the first pixel region, the at least one second pixel region being disposed adjacent to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region; first and second pixels respectively provided in the first and second pixel regions; first and second lines respectively connected to the first and second pixels; a dummy line connected to one of the first and second lines to extend to the peripheral region; and a first dummy part including a dummy pixel connected to the dummy line in the peripheral region.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 26, 2020
    Inventors: Yang Wan KIM, Su Jin LEE, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Hyung Jun PARK, Jae Yong LEE, Yu Jin JEON
  • Publication number: 20200090584
    Abstract: A display device includes a substrate including a first pixel region and a second pixel region having a smaller area than the first pixel region. The second pixel region is connected to the first pixel region. A first pixel is provided in the first pixel region and a second pixel is provided in the second pixel region. A first line is connected to the first pixel and a second line is connected to the second pixel. A dummy unit overlaps at least one of the first line and the second line, and compensates for a difference in load values between the first and second lines.
    Type: Application
    Filed: November 21, 2019
    Publication date: March 19, 2020
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Publication number: 20200082763
    Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.
    Type: Application
    Filed: November 11, 2019
    Publication date: March 12, 2020
    Inventors: Byung Sun KIM, Sun Ja KWON, Yang Wan KIM, Hyun Ae PARK, Hyung Jun PARK, Su Jin LEE, Jae Yong LEE, Yu Jin JEON
  • Patent number: 10559644
    Abstract: A display device includes a substrate having a pixel area with at least a first rounded corner portion and first to third non-pixel areas arranged sequentially along an outer circumference of the pixel area. An internal circuit in the first non-pixel area has a first end portion adjacent to the first rounded corner portion of the pixel area. The first end portion of the internal circuit is rounded in accordance with the first rounded corner portion. A plurality of routing wires are in the third non-pixel area below the pixel area. The routing wires extending to the pixel area via the second non-pixel area and the first non-pixel area. The routing wires include at least a first routing wire connected to the pixel area passing an area of the first end portion of the internal circuit.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Kyu Lee, Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee, Tae Hoon Kwon, Seung Ji Cha
  • Patent number: 10559645
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a substrate and an active pattern formed over the substrate and including first to fourth regions. A gate insulation layer is formed over the active pattern and the substrate, and a first gate electrode is formed over the gate insulation layer and partially overlapping the active pattern. The first gate electrode, the first region and the second region define a first transistor. A second gate electrode is formed on the same layer as the first gate electrode. The second gate electrode, the third region and the fourth region define a second transistor, and the second gate electrode, the second region and the fourth region define a third transistor. A first insulating interlayer is formed over the first gate electrode, the second gate electrode, and the gate insulation layer.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: February 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun-Ja Kwon, Jae-Yong Lee, Ji-Eun Lee, So-Young Kang, Sang-Ho Seo
  • Patent number: 10553667
    Abstract: A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Han Sung Bae, Se Ho Kim, Sun Ja Kwon, Dong Wook Kim, Jun Yong An, Sang Moo Choi, Jun Won Choi
  • Publication number: 20200013848
    Abstract: A display device includes a substrate which includes a display area and a non-display area, a pixel unit which is provided in the display area and includes a plurality of pixel columns, and data lines which are respectively connected to the pixel columns and apply data signals to the pixel columns. The non-display area includes a fanout area, a bent area, and a pad area which are sequentially arranged. The respective data lines are disposed on different layers in the fanout area and the pad area. A resulting display device can reduce resistance deviation between data signals in a first data line and a second data line, thereby reducing vertical line defects.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 9, 2020
    Inventors: Joong Soo MOON, Sun Ja KWON, Min Woo BYUN, Seung Yeon CHO
  • Patent number: 10522089
    Abstract: A display device has a substrate with a first pixel area and a second pixel area smaller than the first pixel area. First pixels in the first pixel area are connected with first scan lines. Second pixels in the second pixel area are connected with second scan lines. A first scan driver supplies a first scan signal to the first scan lines, and a second scan driver supplies a second scan signal to the second scan lines. A first signal line supplies a first driving signal to the first and second scan drivers. The first signal line includes first sub signal line to supply the first driving signal to the first scan driver, a second sub signal line to supply the first driving signal to the second scan driver, and a first load matching resistor connected between the first sub signal line and the second sub signal line.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: December 31, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Publication number: 20190392770
    Abstract: A display device includes first pixels in a first pixel area, second pixels in a second pixel area, first stages, second stages, and third stages. The first pixels are electrically connected to first signal lines, second signal lines, and data lines. The second pixels are electrically connected to at least a portion of third signal lines, fourth signal lines, or data lines. The first stages supply a first signal to the first and third signal lines. The second stages supply a second signal to the second signal lines and at least one of the fourth signal lines. The third stages supply the second signal to the fourth signal lines other than the at least one fourth signal line connected to the second stages. The second stages are spaced from the third stages.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Inventors: Yang Wan KIM, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Su Jin LEE, Jae Yong LEE
  • Publication number: 20190385510
    Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 19, 2019
    Inventors: Yang Wan KIM, Su Jin LEE, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Hyung Jun PARK, Jae Yong LEE, Yu Jin JEON
  • Patent number: 10504446
    Abstract: A display device is disclosed, the display device includes a substrate having a first pixel region, a second pixel region having a smaller area than the first pixel region, the second pixel region being connected to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a first pixel and a second pixel respectively at the first and second pixel regions, a first line connected to the first pixel and a second line connected to the second pixel, and a dummy unit in the peripheral region, the dummy unit overlapping with at least one of the first and second lines, the dummy unit being configured to compensate for a difference between a load value of the first line and a load value of the second line, wherein the dummy unit includes at least two sub-dummy units spaced from each other.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: December 10, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Jae Yong Lee, Sun Ja Kwon, Hyun Ae Park, Byung Sun Kim, Su Jin Lee, Hyung Jun Park, Yu Jin Jeon
  • Publication number: 20190371248
    Abstract: A display device includes a substrate, first pixels, second pixels, and third pixels. The substrate has a first pixel area, a second pixel area, and a third pixel area. The first pixels are in the first pixel area and are connected to first scan lines and first emission control lines. The second pixels are in the second pixel area and are connected to second scan lines and second emission control lines. The third pixels are in the third pixel area and are connected to third scan lines and third emission control lines. The second scan lines are spaced apart from the third scan lines, and the second emission control lines are spaced apart from the third emission control lines.
    Type: Application
    Filed: August 19, 2019
    Publication date: December 5, 2019
    Inventors: Yang Wan Kim, Seung Kyu Lee, Sun Ja Kwon, Tae Hoon Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee, Seung Ji Cha
  • Patent number: 10490119
    Abstract: A display device includes: a substrate including a first pixel region, at least one second pixel region having a smaller area than the first pixel region, the at least one second pixel region being disposed adjacent to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region; first and second pixels respectively provided in the first and second pixel regions; first and second lines respectively connected to the first and second pixels; a dummy line connected to one of the first and second lines to extend to the peripheral region; and a first dummy part including a dummy pixel connected to the dummy line in the peripheral region.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: November 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Su Jin Lee, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Hyung Jun Park, Jae Yong Lee, Yu Jin Jeon
  • Patent number: 10490122
    Abstract: A display device includes a substrate including a first pixel region and a second pixel region having a smaller area than the first pixel region. The second pixel region is connected to the first pixel region. A first pixel is provided in the first pixel region and a second pixel is provided in the second pixel region. A first line is connected to the first pixel and a second line is connected to the second pixel. A dummy unit overlaps at least one of the first line and the second line, and compensates for a difference in load values between the first and second lines.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: November 26, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Publication number: 20190355310
    Abstract: A display device has a substrate with a first pixel area and a second pixel area smaller than the first pixel area. First pixels in the first pixel area are connected with first scan lines. Second pixels in the second pixel area are connected with second scan lines. A first scan driver supplies a first scan signal to the first scan lines, and a second scan driver supplies a second scan signal to the second scan lines. A first signal line supplies a first driving signal to the first and second scan drivers. The first signal line includes first sub signal line to supply the first driving signal to the first scan driver, a second sub signal line to supply the first driving signal to the second scan driver, and a first load matching resistor connected between the first sub signal line and the second sub signal line.
    Type: Application
    Filed: July 29, 2019
    Publication date: November 21, 2019
    Inventors: Yang Wan KIM, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Su Jin LEE, Jae Yong LEE
  • Patent number: 10475389
    Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: November 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Sun Kim, Sun Ja Kwon, Yang Wan Kim, Hyun Ae Park, Hyung Jun Park, Su Jin Lee, Jae Yong Lee, Yu Jin Jeon
  • Patent number: 10467971
    Abstract: A display device includes: a display panel having a display area with a plurality of pixel areas and a non-display area adjacent the display area, the display panel may include a substrate including at least one thin film transistor in each of the pixel areas and a display element connected to the thin film transistor; lighting circuits in the non-display area on the substrate to check lighting states of the display element; signal wires in the non-display area on the substrate to supply a signal to the lighting circuits; dummy circuits including a plurality of dummy capacitors, each of which include a first dummy capacitor electrode and a second dummy capacitor electrode, wherein the dummy circuits collect external static electricity coming through the signal wires before the external static electricity flows into the lighting circuits.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: November 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Seon Seo, Sun Ja Kwon, Yang Wan Kim, Seung Woo Sung, Yun Kyeong In