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: 20190123128
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area, includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
    Type: Application
    Filed: December 21, 2018
    Publication date: April 25, 2019
    Inventors: HYUN AE PARK, SUN-JA KWON, BYUNG SUN KIM, YANG WAN KIM, SU JIN LEE, JAE YONG LEE
  • Patent number: 10210798
    Abstract: A display device includes a substrate including a display configured to display an image and a non-display area disposed on at least one side of the display area. A plurality of pixels is disposed in the display area. An organic insulating layer is disposed on the substrate. A pixel defining layer is disposed on the organic insulating layer. A sealing layer at least partially covers the display area and the non-display area and includes an inorganic material. The organic insulating layer and the pixel defining layer have a valley disposed therein. The valley is formed by removing portions of the organic insulating layer and the pixel defining layer along a circumference of the display area.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Deuk Jong Kim, Yang Hee Kim, Jeong Ho Lee, Yang Wan Kim, Byung Sun Kim, Sun Ja Kwon, Hyun Ae Park, Hyung Jun Park, Su Jin Lee, Jae Yong Lee, Yu Jin Jeon
  • Patent number: 10186215
    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: May 17, 2016
    Date of Patent: January 22, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Seon Seo, Sun Ja Kwon, Yang Wan Kim, Seung Woo Sung, Yun Kyeong In
  • Patent number: 10163999
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: December 25, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Ae Park, Sun-Ja Kwon, Byung Sun Kim, Yang Wan Kim, Su Jin Lee, Jae Yong Lee
  • Publication number: 20180337364
    Abstract: A display device includes a first substrate having a display area and a non-display area around the display area, a light-emitting element in the display area and including a pixel electrode, a common electrode, and an emission member between the pixel electrode and the common electrode, a common voltage transfer line in the non-display area and electrically connected to the common electrode, a second substrate opposite the first substrate, and a sealant in the non-display area between the first substrate and the second substrate, the sealant surrounding the display area, wherein the common voltage transfer line includes a first portion overlapping the sealant and a second portion positioned between the sealant and the display area, and wherein the second portion has at least one opening or cut-out portion.
    Type: Application
    Filed: May 4, 2018
    Publication date: November 22, 2018
    Inventors: Sun-Ja KWON, Won Kyu KWAK, Dong Wook KIM, Han Soo KIM, Ae SHIN
  • Patent number: 10103342
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate, a scan line formed over the substrate and configured to provide a scan signal, and a data line crossing the scan line and configured to provide a data voltage. A driving voltage line crosses the scan line and is configured to provide a driving voltage. The display also includes a switching transistor electrically connected to the scan line and the data line and a driving transistor electrically connected to the switching transistor and including a driving gate electrode, a driving source electrode, and a driving drain electrode. The display further includes a storage capacitor including a first storage electrode formed over the driving transistor and the driving gate electrode as a second storage electrode. The second storage electrode overlaps the first storage electrode in the depth dimension and extends from the driving voltage line.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: October 16, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Eun Lee, Sun-Ja Kwon
  • Publication number: 20180197484
    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.
    Type: Application
    Filed: September 24, 2017
    Publication date: July 12, 2018
    Inventors: Joong Soo MOON, Sun Ja Kwon, Min Woo Byun, Seung Yeon Cho
  • Publication number: 20180138207
    Abstract: A display device includes a substrate including a pixel area and a peripheral area located outside the pixel area; pixels located in the pixel area; power supply lines configured to provide an operating power to the pixels; and a plurality of data fanout wires configured to provide data signals to the pixels, wherein, in at least a portion of the peripheral area, the power supply lines and the plurality of data fanout wires are arranged on a same layer.
    Type: Application
    Filed: January 12, 2018
    Publication date: May 17, 2018
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Publication number: 20180090061
    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: September 22, 2017
    Publication date: March 29, 2018
    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: 20180082630
    Abstract: An exemplary embodiment of the present disclosure provides a display device, including 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 with at least one of the first line and the second line, and providing a parasitic capacitance that compensate for a difference in a load value between the first line and the second line; and a power supply line provided in the first pixel area and the second pixel area, wherein the dummy part includes an insulating layer having at least one contact hole.
    Type: Application
    Filed: September 19, 2017
    Publication date: March 22, 2018
    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: 20180083072
    Abstract: A display device includes a substrate, a pixel area, and a plurality of data lines. The substrate includes display and non-display areas. The pixel area is in the display area and includes a first pixel column and a second pixel column. The pixels in the first and second columns emit light of different colors. The data lines are respectively coupled to the first pixel column and the second pixel column. In the non-display area, a data line is coupled to one of the first or second pixel columns corresponding to a color on which influence of a resistance is greater than on another color. The data lines has a line or contact structure with a resistance less than a resistance of a line or contact structure of a remaining data line coupled to a remaining pixel column.
    Type: Application
    Filed: May 31, 2017
    Publication date: March 22, 2018
    Inventors: Sun Ja KWON, Won Kyu KWAK, Hwan Soo JANG, Seung Yeon CHO, Hyun Ae PARK
  • Patent number: 9922594
    Abstract: An organic light emitting diode display device having a demultiplexing structure is disclosed. One inventive aspect includes a display panel, a scan driver, a data driver, a plurality of demultiplexers and a timing controller. The timing controller includes first, second and third control signal lines. Each demultiplexer includes first, second and third switching elements, and a branch point formed between the control signal lines and the switching elements. The distance between the switching elements and the display panel is less than the distance between the control signal lines and the display panel.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: March 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sun-Ja Kwon
  • Publication number: 20180075810
    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: April 20, 2017
    Publication date: March 15, 2018
    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
  • Publication number: 20180075804
    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: August 18, 2017
    Publication date: March 15, 2018
    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
  • Patent number: 9893093
    Abstract: A display device includes a substrate including a pixel area and a peripheral area located outside the pixel area; pixels located in the pixel area; power supply lines configured to provide an operating power to the pixels; and a plurality of data fanout wires configured to provide data signals to the pixels, wherein, in at least a portion of the peripheral area, the power supply lines and the plurality of data fanout wires are arranged on a same layer.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: February 13, 2018
    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: 20180005568
    Abstract: A display device includes a substrate including a display configured to display an image and a non-display area disposed on at least one side of the display area. A plurality of pixels is disposed in the display area. An organic insulating layer is disposed on the substrate. A pixel defining layer is disposed on the organic insulating layer. A sealing layer at least partially covers the display area and the non-display area and includes an inorganic material. The organic insulating layer and the pixel defining layer have a valley disposed therein. The valley is formed by removing portions of the organic insulating layer and the pixel defining layer along a circumference of the display area.
    Type: Application
    Filed: May 9, 2017
    Publication date: January 4, 2018
    Inventors: DEUK JONG KIM, YANG HEE KIM, JEONG HO LEE, YANG WAN KIM, BYUNG SUN KIM, SUN JA KWON, HYUN AE PARK, HYUNG JUN PARK, SU JIN LEE, JAE YONG LEE, YU JIN JEON
  • Publication number: 20180005585
    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: June 1, 2017
    Publication date: January 4, 2018
    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: 20180006105
    Abstract: Disclosed is a display device, including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area as a plurality of pixel rows and a plurality of pixel columns; data lines configured to provide a data signal; scan lines configured to provide a scan signal; first power lines configured to provide a power source to the pixel columns; and a second power line connected to the first power lines and disposed in the peripheral area. A scan line connected to an ith pixel row may apply a scan signal to the ith pixel row, and a branched line branched from the scan line may apply an initialization signal to a kth pixel row (k?i). A branched point of the scan line is disposed between a pixel most adjacent to the second power line of the ith pixel row and the second power line.
    Type: Application
    Filed: May 3, 2017
    Publication date: January 4, 2018
    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: 20170358641
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Inventors: Hyun Ae PARK, Sun-Ja KWON, Byung Sun KIM, Yang Wan KIM, Su Jin LEE, Jae Yong LEE
  • Patent number: 9842893
    Abstract: An organic light emitting display apparatus includes a base substrate, an active pattern disposed on the base substrate, a data line disposed on the base substrate, and a driving voltage line disposed on the base substrate. The active pattern includes a first transistor including a source area, a drain area and a channel. The active pattern also includes a first capacitor area and a second capacitor area. The data line extends in a first direction. The data line is overlapped with the first capacitor area. The driving voltage line extends in a second direction substantially perpendicular to the first direction. The driving voltage line is overlapped with the second capacitor area.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: December 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun-Ja Kwon, Ji-Eun Lee