Patents by Inventor Gun-hee Kim

Gun-hee Kim 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: 11574986
    Abstract: A display device includes a display area which includes a first display area including a plurality of first pixels and a second display area including at least one second pixel and at least one light-transmitting portion, a peripheral area disposed around the display area, a data line including a first portion and a second portion spaced apart from each other in a predetermined direction with the light-transmitting portion therebetween, and a conductive pattern disposed at a different conductive layer from the data line. The conductive pattern includes a first pattern portion including a bypass portion that bypasses a periphery of the second display area in a plan view and disposed in the first display area, and the first pattern portion includes a first end electrically connected to the first portion of the data line and a second end electrically connected to the second portion of the data line.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Ho Kim, Gun Hee Kim, Dong Hwan Shim, Tae Hoon Yang, Sun Hee Lee
  • Patent number: 11569300
    Abstract: A display device includes a first display area and a second display area located on opposite sides of a display area. The display device includes first through third sub-pixels. The first through third sub-pixels are disposed in the first and second display areas. The first and second sub-pixels are arranged in a first column adjacent to a first boundary, and the third sub-pixels are arranged in a second column. The second and first sub-pixels are arranged in a third column adjacent to a second boundary, and the third sub-pixels are arranged in a fourth column. The third sub-pixels are arranged in a first column and a second column of the first sub-area. The first and second sub-pixels are arranged in a first column and a second column of the third sub-area. The first to third sub-pixels are not disposed in the second column of the first and third sub-areas.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: January 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Juchan Park, Sunho Kim, Ja Eun Lee, Gun Hee Kim, Jieun Kim, Sun Hee Lee
  • Publication number: 20230015947
    Abstract: The display device includes a substrate including a sensor area, a display panel including a first pixel disposed in the sensor area, and a sensor disposed between the substrate and the display panel and overlapping the sensor area. The sensor area includes pixel areas in which the first pixel is disposed and transmission areas in which the first pixel is not disposed, the transmission areas include a first transmission area, the pixel areas include a first pixel area positioned in a first direction of the first transmission area and a second pixel area positioned in a second direction crossing the first direction of the first transmission area, the first pixel includes a first pixel circuit, some of transistors of the first pixel circuit are disposed in the first pixel area, and others of the transistors of the first pixel circuit are disposed in the second pixel area.
    Type: Application
    Filed: September 19, 2022
    Publication date: January 19, 2023
    Inventors: Sung Jin HONG, Yoo Min KO, Gun Hee KIM, Seung Chan LEE
  • Publication number: 20230010411
    Abstract: A display device according to an embodiment includes a display area that includes a first and a second display area, a first pixel circuit portion on the first display area, a first light emitting element connected to the first pixel circuit portion; a second pixel circuit portion on the second display area, second light emitting elements connected to the second pixel circuit portion, and a driving circuit portion connected to the first and second pixel circuit portions, and overlapping the second light emitting element. An edge of the display area includes a straight line portion and a rounded portion. An arrangement of the second light emitting elements is different in the straight line portion than in the rounded portion.
    Type: Application
    Filed: May 24, 2022
    Publication date: January 12, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Ju Chan PARK, Sun Ho KIM, Gun Hee KIM, Chea Eun KIM, Sun Hee LEE
  • Patent number: 11551618
    Abstract: An electronic device includes a display panel, a scan driving circuit, and a data driving circuit. The display panel includes a plurality of scan lines, a plurality of data lines, and a plurality of pixels. The scan driving circuit is configured to apply a scan signal to the scan lines. The data driving circuit is configured to apply a data signal to the data lines. The scan lines extend in a first direction. The scan driving circuit and the data driving circuit are arranged in the first direction.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: January 10, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunho Kim, Gun Hee Kim, Taehoon Yang, Sun Hee Lee, Sungjin Hong
  • Publication number: 20220344431
    Abstract: A display device includes a display panel including a main area and a sensor area. Sensor devices overlap the sensor area of the display panel in a thickness direction of the display panel. The display panel includes first subpixels, which are disposed in the sensor area, and second subpixels, which are disposed in the main area. The number of transistors of each of the first subpixels is different from the number of transistors of each of the second subpixels.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 27, 2022
    Inventors: Seung Chan Lee, Gun Hee Kim, Sung Jin Hong, Yoo Min Ko
  • Publication number: 20220335895
    Abstract: An organic light emitting diode display includes: a substrate; an overlapping layer on the substrate; a pixel on the substrate and the overlapping layer; and a scan line, a data line, a driving voltage line, and an initialization voltage line that are connected to the pixel. The pixel includes: an organic light emitting diode; a second transistor connected to the scan line and the data line; a driving transistor including a gate electrode, an input terminal, and an output terminal, and to apply a current to the organic light emitting diode from the output terminal; and a voltage application transistor to apply a voltage to the overlapping layer. An output of the second transistor is connected to the input terminal of the driving transistor, and the overlapping layer is between the driving transistor and the substrate while overlapping with the driving transistor on a plane.
    Type: Application
    Filed: July 1, 2022
    Publication date: October 20, 2022
    Inventors: Ju-Won YOON, Gun Hee KIM, Sang Ho PARK, Seung Chan LEE, Joo Hee JEON
  • Patent number: 11469278
    Abstract: A display device is provided including a display area and a non-display area located on a periphery of the display area. The display area includes a sensor area for an optical sensor and a non-sensor area. The display device includes a substrate portion, a thin film transistor (TFT) layer disposed over an entire surface of the substrate portion, and a light emitting diode (LED) disposed on the TFT layer. The TFT layer includes at least one TFT. A thickness of the substrate portion in the sensor area is smaller than a thickness of the substrate portion in the non-sensor area.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: October 11, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Jin Hong, Seung Chan Lee, Gun Hee Kim, Dong Hyun Kim, Sang Hoon Kim, Soo Hyun Moon, Joo Hee Jeon
  • Publication number: 20220320192
    Abstract: A display device includes a first display area and a second display area located on opposite sides of a display area. The display device includes first through third sub-pixels. The first through third sub-pixels are disposed in the first and second display areas. The first and second sub-pixels are arranged in a first column adjacent to a first boundary, and the third sub-pixels are arranged in a second column. The second and first sub-pixels are arranged in a third column adjacent to a second boundary, and the third sub-pixels are arranged in a fourth column. The third sub-pixels are arranged in a first column and a second column of the first sub-area. The first and second sub-pixels are arranged in a first column and a second column of the third sub-area. The first to third sub-pixels are not disposed in the second column of the first and third sub-areas.
    Type: Application
    Filed: March 14, 2022
    Publication date: October 6, 2022
    Inventors: JUCHAN PARK, SUNHO KIM, JA EUN LEE, GUN HEE KIM, JIEUN KIM, SUN HEE LEE
  • Publication number: 20220310579
    Abstract: A display device and a method for fabricating the same. The display device includes a substrate including a circuit layer and a first pad unit; an auxiliary substrate disposed below the substrate and comprising a driving circuit and a second pad unit; a light-emitting unit disposed on the circuit layer; and a connection electrode in contact with a side surface of the substrate and electrically connecting the first pad unit with the second pad unit. The method includes forming a circuit layer and a first pad unit on a first surface of a substrate; forming a driving circuit and a second pad unit on a fourth surface of an auxiliary substrate; and attaching a second surface of the substrate opposite the first surface to a third surface of the auxiliary substrate opposite the fourth surface.
    Type: Application
    Filed: June 15, 2022
    Publication date: September 29, 2022
    Applicant: Samsung Display Co. Ltd.
    Inventors: Seung Chan LEE, Gun Hee KIM, Sang Ho PARK, Ju Won YOON, Joo Hee JEON, Hyun Joon KIM
  • Publication number: 20220310761
    Abstract: A display device includes: a substrate having a first display area and a second display area. A first pixel circuit portion is disposed on the substrate. A first emitting diode includes a first pixel electrode connected to the first pixel circuit portion. A second pixel circuit portion is disposed on a second display area of the substrate. An extension wire is connected to the second pixel circuit portion. A second emitting diode includes a second pixel electrode connected to the extension wire, and a driving circuit portion is connected to the first pixel circuit portion and the second pixel circuit portion, and overlaps the second emitting diode. The extension wire is disposed in a different layer from the second pixel electrode.
    Type: Application
    Filed: November 30, 2021
    Publication date: September 29, 2022
    Inventors: Sun Ho KIM, Ju Chan Park, Yoo Min Ko, Gun Hee Kim, Tae Hoon Yang, Sun Hee Lee, Ja Eun Lee
  • Publication number: 20220310760
    Abstract: A display device includes a substrate, a plurality of scan lines disposed on the substrate, a plurality of data lines and a plurality of dummy data lines intersecting the scan lines, a plurality of first pixel circuit units connected to the scan lines and the plurality of data lines, a first light-emitting element connected to the first pixel circuit unit, a plurality of second pixel circuit units connected to the scan lines and the plurality of dummy data lines, and a second light-emitting element connected to the second pixel circuit unit, where at least one of a plurality of scan lines intersects another adjacent scan line.
    Type: Application
    Filed: November 16, 2021
    Publication date: September 29, 2022
    Inventors: Ju Chan PARK, Sun Ho KIM, Gun Hee KIM
  • Patent number: 11455954
    Abstract: A pixel of an organic light emitting diode (“OLED”) display device includes a switching transistor which transfers a data voltage, a storage capacitor which stores the data voltage transferred by the switching transistor, a driving transistor which generates a driving current based on the data voltage stored in the storage capacitor, an emission control transistor which selectively forms a path for the driving current in response to an emission control signal, an OLED which emits light based on the driving current, and a supplemental electrode overlapping a gate electrode of the driving transistor, the supplemental electrode having a first voltage for a predetermined time period from a time point at which the emission control signal has a turn-on level, and having a second voltage after the predetermined time period.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: September 27, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yoomin Ko, Gun Hee Kim, Sang Hoon Kim, Taehoon Yang, Joohee Jeon
  • Publication number: 20220302222
    Abstract: An organic light-emitting display device includes a pixel area and a transmitting area adjacent to the pixel area. The organic light-emitting display device includes an organic light-emitting diode, a driving power wiring, and a heating pattern adjacent to the driving power wiring. The organic light-emitting diode includes a first electrode disposed in the pixel area, an organic light-emitting layer disposed on the first electrode and a second electrode disposed on the organic light-emitting layer. The driving power wiring is electrically connected to the second electrode. A portion of the organic light-emitting layer is disposed in the transmitting area. The organic light-emitting layer includes an opening area overlapping the heating pattern and at least a portion of the driving power wiring. The second electrode electrically contacts the driving power wiring through the opening area.
    Type: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Inventors: Seung Chan LEE, Dong Hwan SHIM, Yoo Min KO, Sung Jin HONG, Gun Hee KIM
  • Patent number: 11450264
    Abstract: The display device includes a substrate including a sensor area, a display panel including a first pixel disposed in the sensor area, and a sensor disposed between the substrate and the display panel and overlapping the sensor area. The sensor area includes pixel areas in which the first pixel is disposed and transmission areas in which the first pixel is not disposed, the transmission areas include a first transmission area, the pixel areas include a first pixel area positioned in a first direction of the first transmission area and a second pixel area positioned in a second direction crossing the first direction of the first transmission area, the first pixel includes a first pixel circuit, some of transistors of the first pixel circuit are disposed in the first pixel area, and others of the transistors of the first pixel circuit are disposed in the second pixel area.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: September 20, 2022
    Inventors: Sung Jin Hong, Yoo Min Ko, Gun Hee Kim, Seung Chan Lee
  • Patent number: 11443683
    Abstract: A display device: a substrate including a first display area and a second display area; a signal line which overlaps the first display area and the second display area; and a common electrode which overlaps the first display area and the second display area, where the first display area includes a first pixel area, the second display area includes a second pixel area and a transmitting area, the transmitting area includes a first transmitting area and a second transmitting area, which have different transmittances from each other, the common electrode overlaps the first pixel area, the second pixel area and the second transmitting area, and in the second transmitting area, at least a part of the signal line and the common electrode overlap each other.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: September 13, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dong Hyun Kim, Gun Hee Kim, Sang Hoon Kim, Soo Hyun Moon, Seung Chan Lee, Joo Hee Jeon, Sung Jin Hong, Tae Hoon Yang
  • Patent number: 11393804
    Abstract: A display device and a method for fabricating the same. The display device includes a substrate including a circuit layer and a first pad unit; an auxiliary substrate disposed below the substrate and comprising a driving circuit and a second pad unit; a light-emitting unit disposed on the circuit layer; and a connection electrode in contact with a side surface of the substrate and electrically connecting the first pad unit with the second pad unit. The method includes forming a circuit layer and a first pad unit on a first surface of a substrate; forming a driving circuit and a second pad unit on a fourth surface of an auxiliary substrate; and attaching a second surface of the substrate opposite the first surface to a third surface of the auxiliary substrate opposite the fourth surface.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: July 19, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Chan Lee, Gun Hee Kim, Sang Ho Park, Ju Won Yoon, Joo Hee Jeon, Hyun Joon Kim
  • Patent number: 11387288
    Abstract: An organic light-emitting display device includes a pixel area and a transmitting area adjacent to the pixel area. The organic light-emitting display device includes an organic light-emitting diode, a driving power wiring, and a heating pattern adjacent to the driving power wiring. The organic light-emitting diode includes a first electrode disposed in the pixel area, an organic light-emitting layer disposed on the first electrode and a second electrode disposed on the organic light-emitting layer. The driving power wiring is electrically connected to the second electrode. A portion of the organic light-emitting layer is disposed in the transmitting area. The organic light-emitting layer includes an opening area overlapping the heating pattern and at least a portion of the driving power wiring. The second electrode electrically contacts the driving power wiring through the opening area.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: July 12, 2022
    Inventors: Seung Chan Lee, Dong Hwan Shim, Yoo Min Ko, Sung Jin Hong, Gun Hee Kim
  • Patent number: 11386854
    Abstract: A pixel circuit includes: a driving switching element; a data initializer to initialize a voltage of a control electrode of the driving switching element; a data writer to write a data voltage to the driving switching element; an organic light emitting element; an organic light emitting element initializer to initialize an anode electrode of the organic light emitting element to a second initialization voltage based on an organic light emitting element initialization gate signal; and a light emitting controller to control an emission of the organic light emitting element. The organic light emitting element initializer includes: a control electrode to receive the organic light emitting element initialization gate signal; an input electrode to receive the second initialization voltage; an output electrode connected to the anode electrode; and a conductive layer to receive a compensation control signal that is different from the organic light emitting element initialization gate signal.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: July 12, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gun-Hee Kim, Sang-Ho Park, Ju-Won Yoon, Seung-Chan Lee, Joo-Hee Jeon
  • Patent number: 11387307
    Abstract: A display device includes a display panel including a main area and a sensor area. Sensor devices overlap the sensor area of the display panel in a thickness direction of the display panel. The display panel includes first subpixels, which are disposed in the sensor area, and second subpixels, which are disposed in the main area. The number of transistors of each of the first subpixels is different from the number of transistors of each of the second subpixels.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: July 12, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Chan Lee, Gun Hee Kim, Sung Jin Hong, Yoo Min Ko