Patents by Inventor Myunghoon PARK

Myunghoon 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: 20240162309
    Abstract: Provided is a three-dimensional field-effect transistor (3DSFET) device including: a 1st source/drain region on a substrate, and a 2nd source/drain region on the 1st source/drain region; and a 1st source/drain contact structure on the 1st source/drain region, and a 2nd source/drain contact structure on the 2nd source/drain region, wherein the 2nd source/drain region is isolated from the 1st source/drain region through an interlayer structure, and wherein a spacer is formed at an upper portion of a sidewall of the 2nd source/drain contact structure, between the 1st source/drain contact structure and the 2nd source/drain contact structure.
    Type: Application
    Filed: April 17, 2023
    Publication date: May 16, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myung YANG, Myunghoon JUNG, Seungmin SONG, Seungchan YUN, Sejung PARK, Kang-ill SEO
  • Patent number: 11983380
    Abstract: The electronic device detects a pointing input to an edge area in a viewable screen portion on one side of a display screen of a display module, provides an affordance for changing a size of the viewable screen portion based on one or a combination of two or more of a time when a pointing input is maintained in the edge area, a moving distance of the pointing input, and a moving speed of the pointing input, and changes an area of the viewable screen portion to a size determined by the pointing input through a variable driver.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myunghoon Kwak, Sangeun Lee, Yangwook Kim, Jookwan Lee, Jihea Park
  • Patent number: 11972726
    Abstract: A light emitting display device includes a light emitting diode including a first electrode and a second electrode to which a driving voltage is applied, a driving transistor, a second transistor receiving a data voltage and connected to a D node, a storage capacitor connected to the driving transistor and an N node, a hold capacitor connected to the D node and the N node, a third transistor connected to the D node and the driving transistor, a fourth transistor receiving a reference voltage and connected to the driving transistor, a fifth transistor connected to the driving transistor and the N node, a sixth transistor receiving a driving low voltage and connected to the driving transistor, a seventh transistor receiving an initialization voltage and connected the driving transistor, and an eighth transistor connected to the driving transistor and the first electrode of the light emitting diode.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: April 30, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Chang Yu, Hyun Joon Kim, Hae Min Kim, Myunghoon Park, Dong-Hoon Lee
  • Publication number: 20240138203
    Abstract: A display panel includes a first peripheral upper electrode disposed on an insulating layer in a peripheral area, a second peripheral upper electrode disposed on the insulating layer in the peripheral area and disposed closer to the display area than the first peripheral upper electrode, a display separator disposed between the upper electrode of the first light emitting device and the upper electrode of the second light emitting device, and a peripheral separator disposed between the first peripheral upper electrode and the second peripheral upper electrode to realize superior electrical reliability.
    Type: Application
    Filed: October 23, 2023
    Publication date: April 25, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: JANGMI KANG, MYUNGHOON PARK, BYUNGCHANG YU, DONG-HOON LEE
  • Publication number: 20240130168
    Abstract: A display apparatus includes a display area in which a plurality of light-emitting diodes are disposed, a common voltage supply line disposed in a non-display area outside the display area, an organic insulating layer disposed on the common voltage supply line, a connection electrode layer disposed on the organic insulating layer and electrically connected to the common voltage supply line, an insulating layer disposed on the connection electrode layer, and a metal bank layer electrically connected to the connection electrode layer through a contact hole of the insulating layer, wherein the metal bank layer includes a first hole overlapping the organic insulating layer, and each of the connection electrode layer and the insulating layer includes a hole overlapping the first hole of the metal bank layer.
    Type: Application
    Filed: October 17, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jangmi Kang, Myunghoon Park, Byungchang Yu, Donghoon Lee
  • Patent number: 11922842
    Abstract: An electronic device according to various embodiments may include: a housing, a flexible display having at least a partial area configured to be drawn out from the housing so that a size of a visible area of the flexible display can be changed, a sensor configured to measure a length of the flexible display, a memory, a processor operatively connected to the memory, the sensor, and the flexible display.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: March 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myunghoon Kwak, Moonjeong Kim, Taeyeong Kim, Sunghwan Park, Jookwan Lee, Yangwook Kim, Jihea Park
  • Publication number: 20240072048
    Abstract: An integrated circuit device may comprise an upper transistor that is on a substrate. The upper transistor may comprise an upper channel region. The integrated circuit device may further comprise a lower transistor that is between the substrate and the upper transistor. The lower transistor may comprise a lower channel region. The integrated circuit device may further include an integrated insulator that is between the lower channel region and the upper channel region. The integrated insulator may comprise an outer layer and an inner layer in the outer layer, wherein the inner layer and the outer layer comprise different materials.
    Type: Application
    Filed: March 16, 2023
    Publication date: February 29, 2024
    Inventors: Seungchan Yun, Seungmin Song, Myunghoon Jung, Keumseok Park, Kang-ill Seo
  • Patent number: 11893926
    Abstract: Embodiments provide an emissive display device including a driving transistor including a first electrode, a second electrode, and a driving gate electrode, a second transistor including a first electrode electrically connected to a data line, a transfer capacitor including a first transfer electrode electrically connected to a second electrode of the second transistor and a second transfer electrode electrically connected to the driving gate electrode; a fifth transistor electrically connecting the first electrode of the driving transistor and the driving gate electrode; a ninth transistor including a second electrode electrically connected to the second electrode of the driving transistor; and a light emitting diode including an anode and a cathode receiving an output current outputted to the second electrode of the driving transistor.
    Type: Grant
    Filed: February 16, 2023
    Date of Patent: February 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Chang Yu, Hae Min Kim, Myunghoon Park, Dong-Hoon Lee, Kyung Hoon Chung
  • Patent number: 11881159
    Abstract: A display device includes: a plurality of gate lines in a display area and extending in a first direction; a scan driver in a non-display area surrounding the display area, connecting the gate lines, extending in a second direction crossing the first direction, and having a first length in the second direction; and an antistatic pattern in the non-display area, extending in the second direction, and having a second length greater than the first length in the second direction.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: January 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myunghoon Park, Dong-Hoon Lee, Kyunghoon Chung, Haemin Kim, Byungchang Yu
  • Publication number: 20230402008
    Abstract: A display device is disclosed that includes a first circuit including a driving transistor including a first electrode, a second electrode, a gate electrode, and a back gate electrode, a light emitting element including an anode and a cathode connected to the first circuit, and a second circuit including a first transistor connected between the back gate electrode of the driving transistor and a compensation voltage line, and a second transistor connected between the back gate electrode of the driving transistor and a first voltage line.
    Type: Application
    Filed: June 9, 2023
    Publication date: December 14, 2023
    Inventors: BYUNGCHANG YU, JANGMI KANG, MYUNGHOON PARK, DONG-HOON LEE
  • Publication number: 20230377510
    Abstract: Embodiments provide an emissive display device including a driving transistor including a first electrode, a second electrode, and a driving gate electrode, a second transistor including a first electrode electrically connected to a data line, a transfer capacitor including a first transfer electrode electrically connected to a second electrode of the second transistor and a second transfer electrode electrically connected to the driving gate electrode; a fifth transistor electrically connecting the first electrode of the driving transistor and the driving gate electrode; a ninth transistor including a second electrode electrically connected to the second electrode of the driving transistor; and a light emitting diode including an anode and a cathode receiving an output current outputted to the second electrode of the driving transistor.
    Type: Application
    Filed: February 16, 2023
    Publication date: November 23, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Byung Chang YU, Hae Min KIM, MYUNGHOON PARK, Dong-Hoon LEE, Kyung Hoon CHUNG
  • Publication number: 20230363206
    Abstract: A display apparatus includes a first capacitor electrode, a second capacitor electrode over the first capacitor electrode and overlapping the first capacitor electrode, a power voltage line over the second capacitor electrode and electrically connected to the second capacitor electrode, a connection electrode at a same layer as the power voltage line, the connection electrode being electrically connected to the first capacitor electrode, and a pixel electrode over the connection electrode and electrically connected to the connection electrode. A high-quality image may be displayed on the display apparatus.
    Type: Application
    Filed: March 7, 2023
    Publication date: November 9, 2023
    Inventors: Haemin Kim, Bonyong Koo, Myunghoon Park, Byungchang Yu, Donghoon Lee, Kyunghoon Chung
  • Publication number: 20230329046
    Abstract: A display device includes a data line, a first power line, a second power line, a pixel disposed in a display area and connected to the data line, the first power line, and the second power line, a transistor disposed in a non-display area around the display area and connected to the data line and the first power line, and a first light shielding layer extending from a portion of the second power line to the transistor and disposed on the transistor.
    Type: Application
    Filed: September 27, 2022
    Publication date: October 12, 2023
    Inventors: HAEMIN KIM, KYUNGHOON CHUNG, MYUNGHOON PARK, BYUNGCHANG YU, DONG-HOON LEE
  • Publication number: 20230306898
    Abstract: A display device includes: a plurality of gate lines in a display area and extending in a first direction; a scan driver in a non-display area surrounding the display area, connecting the gate lines, extending in a second direction crossing the first direction, and having a first length in the second direction; and an antistatic pattern in the non-display area, extending in the second direction, and having a second length greater than the first length in the second direction.
    Type: Application
    Filed: January 24, 2023
    Publication date: September 28, 2023
    Inventors: MYUNGHOON PARK, DONG-HOON LEE, KYUNGHOON CHUNG, HAEMIN KIM, BYUNGCHANG YU
  • Publication number: 20230236686
    Abstract: A display device includes a display panel and an input sensor. The input sensor may include a first sensing electrode, a signal line electrically connected to a first terminal of the first sensing electrode, a first line at least partially overlapping the first sensing electrode and extending in the same direction as the first sensing electrode in the active area, and a first switching element defining a first current path in the first sensing electrode and the first line or blocking the first current path.
    Type: Application
    Filed: November 15, 2022
    Publication date: July 27, 2023
    Inventors: DONG-HOON LEE, HAEMIN KIM, MYUNGHOON PARK, BYUNGCHANG YU, KYUNGHOON CHUNG
  • Publication number: 20230207749
    Abstract: A display device includes a first substrate including a display area including pixels and a non-display area adjacent to the display area, a second substrate facing to the first substrate, a sealing member contacting the first substrate and the second substrate and disposed in the non-display area, a light emitting diode disposed on the first substrate in the display area, a protective layer covering the light emitting diode and spaced apart from the sealing member, a spacer disposed in the non-display area, disposed between the protective layer and the sealing member and surrounding the display area, and a filler disposed between the first substrate and the second substrate.
    Type: Application
    Filed: August 3, 2022
    Publication date: June 29, 2023
    Inventors: MYUNGHOON PARK, HYUNJOON KIM, HAEMIN KIM, BYUNGCHANG YU, DONG-HOON LEE
  • Publication number: 20230157107
    Abstract: A display device includes a first electrode portion that overlaps a first sensing electrode of an input sensor, a second electrode portion spaced apart from the first electrode portion and that overlaps a second sensing electrode of the input sensor, a voltage line of a first group that is connected to the first electrode portion, and a voltage line of a second group that is connected to the second electrode portion. The first electrode portion and the second electrode portion correspond to an electrode of a light emitting element.
    Type: Application
    Filed: November 7, 2022
    Publication date: May 18, 2023
    Inventors: DONG-HOON LEE, DONGUK KANG, HYUNJOON KIM, HAEMIN KIM, MYUNGHOON PARK, BYUNGCHANG YU
  • Publication number: 20230049684
    Abstract: A pixel that emits light at brightness corresponding to the amount of a driving current regardless of a threshold voltage of a driving transistor, and secure sufficient compensation time by separating an operation of compensating for the threshold voltage of the driving transistor and an operation of writing a data signal, and a display apparatus including the pixel.
    Type: Application
    Filed: April 27, 2022
    Publication date: February 16, 2023
    Inventors: Hyunjoon KIM, Haemin KIM, Myunghoon PARK, Byungchang YU, Donghoon LEE