Patents Assigned to Samsung Displays Co., Ltd.
  • Publication number: 20240179958
    Abstract: A display apparatus includes a first sub-pixel electrode, a conductive bank layer including a first opening overlapping the first sub-pixel electrode in a plan view, an insulating layer between a peripheral portion of the first sub-pixel electrode and the conductive bank layer, a first intermediate layer disposed on the first sub-pixel electrode in the first opening of the conductive bank layer, and a first counter electrode disposed on the first intermediate layer in the first opening of the conductive bank layer. The conductive bank layer comprises a first conductive layer, a second conductive layer on the first conductive layer, and a third conductive layer on the second conductive layer. The first counter electrode has a width greater than a width of the first intermediate layer. The first counter electrode is in direct contact with the conductive bank layer.
    Type: Application
    Filed: November 27, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sewan Son, Sungho Kim, Jiseon Lee, Sugwoo Jung
  • Publication number: 20240179947
    Abstract: A display apparatus includes a semiconductor layer disposed on a substrate and including a channel area, a source area and a drain area that are disposed at both sides of the channel area, and a first opening portion disposed adjacent to the source area or the drain area, and a first electrode overlapping and electrically connected to the source area or the drain area and including an edge adjacent to the first opening portion. The edge of the first electrode is concave in a direction from the first opening portion toward the source area or the drain area.
    Type: Application
    Filed: August 23, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Pilgyu Kang, Younghoon Yoo, Euna Yu, Jeonghyun Lee, Hanul Lee, Sangcheon Han
  • Publication number: 20240177673
    Abstract: A display device includes a display area and a peripheral area surrounding the display area, a pixel disposed in the display area on a substrate, an insulating layer disposed on the substrate and having a valley part along a periphery of the display area in the peripheral area, and an emission driver disposed in the peripheral area on the substrate, providing an emission signal to the pixel through an emission line, and overlapping both a first inner surface and a second inner surface of the insulating layer of the valley part in a plan view.
    Type: Application
    Filed: August 16, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: HAEMIN KIM, YOUNGWAN SEO, GEUNHO LEE
  • Publication number: 20240179936
    Abstract: Embodiments provide a light emitting element that includes a first electrode, a second electrode disposed on the first electrode, a light emitting layer disposed between the first electrode and the second electrode and including a quantum dot, a hole transport region disposed between the first electrode and the light emitting layer, and an electron transport layer disposed between the light emitting layer and the second electrode, wherein the electron transport layer includes an electron transport material, and the electron transport material includes a metal oxide particle, and a bicarbonate coupled to a surface of the metal oxide particle.
    Type: Application
    Filed: July 17, 2023
    Publication date: May 30, 2024
    Applicants: Samsung Display Co., Ltd., Hongik University Industry-Academia Cooperation Foundation
    Inventors: Chang Yeol HAN, Heesun YANG, Suk-Young YOON
  • Publication number: 20240174705
    Abstract: Embodiments provide a light-emitting device including an organometallic compound, and an electronic device including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the organometallic compound.
    Type: Application
    Filed: May 23, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sujin Shin, Iljoon Kang, Sungbum Kim, Eunyoung Lee, Hyunjung Lee, Junghoon Han
  • Publication number: 20240175115
    Abstract: A deposition mask for forming a pattern on a substrate to be deposited, includes a first portion having an upper surface, a second portion having an upper surface half-etched to a first depth from the upper surface of the first portion, and a third portion having an upper surface half-etched to a second depth from the upper surface of the second portion. The third portion defines an opening corresponding to the pattern, and an upper surface of the third portion includes a plane perpendicular to a thickness direction of the deposition mask.
    Type: Application
    Filed: September 14, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: SEUNGPYO HONG, DONGJIN HA
  • Publication number: 20240178347
    Abstract: A display device includes a first electrode, a second electrode spaced apart from the first electrode and facing the first electrode, a first insulating layer disposed to at least partially cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer, and a light-emitting element disposed on the second insulating layer between the first electrode and the second electrode, wherein at least a part of a lower surface of the light-emitting element is chemically bonded to the second insulating layer.
    Type: Application
    Filed: December 22, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Jae Hoon JUNG, Won Ho LEE, Hyun Deok IM
  • Publication number: 20240180033
    Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and at least one functional layer disposed between the first electrode and the second electrode, wherein the at least one functional layer includes a first compound represented by Formula 1, and at least one of a second compound represented by Formula HT or a third compound represented by Formula ET, thereby exhibiting low voltage, high efficiency, and long service life characteristics. Formulas 1, HT, and ET are each explained in the specification.
    Type: Application
    Filed: July 6, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO, MUN-KI SIM
  • Publication number: 20240180010
    Abstract: A light emitting display device according to an embodiment includes a driving element layer disposed on a substrate, a light emitting element layer disposed on the driving element layer, and an external light decreasing layer disposed on the light emitting element layer. The light emitting element layer includes an anode, a pixel defining film having a first opening exposing at least a portion of the anode, a light emitting layer disposed on the anode in the first opening of the pixel defining film, and a cathode disposed on the light emitting layer and the pixel defining film. The external light decreasing layer includes an inorganic material having an absorption coefficient of greater than or equal to about 1.5, and includes a reflection control layer having a second opening corresponding to the first opening of the pixel defining film.
    Type: Application
    Filed: July 20, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Hyeong LEE, Dae Won KIM, Su Jeong KIM, Jong Ho SON, Hyebeom SHIN, Kyung Hee LEE, Sun-Young CHANG
  • Publication number: 20240179979
    Abstract: A display apparatus includes a substrate including a display area in which a plurality of pixels are arranged and a non-display area disposed adjacent to the display area, a pixel electrode disposed on the display area of the substrate, a metal bank layer disposed in the display area and the non-display area and defining a pixel opening exposing a portion of the pixel electrode and a hole spaced apart from the pixel opening and extending in a first direction, and a horizontal voltage line disposed in the display area inside the hole in a plan view.
    Type: Application
    Filed: September 11, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventor: Inyoung Jung
  • Publication number: 20240179998
    Abstract: A display device includes a substrate, a pixel circuit layer disposed on the substrate and including at least one thin film transistor, and a pixel electrode disposed on the pixel circuit layer and electrically connected to the at least one thin film transistor, wherein the pixel electrode includes a lower layer including aluminum, an intermediate layer disposed on the lower layer and including a tungsten oxide, and an upper layer disposed on the intermediate layer and including a transparent conductive oxide.
    Type: Application
    Filed: November 22, 2023
    Publication date: May 30, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyuneok Shin, Sungjoo Kwon, Sanggab Kim, Dokeun Song
  • Patent number: 11993055
    Abstract: The disclosure relates to a flexible display device including: a display panel including a touch sensor, where the display panel is foldable with respect to a folding axis; a cover window disposed on a front surface of the display panel; and a front surface film disposed on a front surface of the cover window, where the front surface film includes a protection film, and a base film having a transverse direction, and the transverse direction is perpendicular to a direction of the folding axis.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Chung, Hung Kun Ahn, Seokwon Jang, Danbi Myung
  • Patent number: 11995265
    Abstract: A display device includes a display panel that displays an image, an input sensor that senses an external input, and a sensing controller that controls the driving of the input sensor. The input sensor includes a plurality of scanning electrodes and a plurality of sensing electrodes. The sensing controller simultaneously transmits input scanning signals to at least two scanning electrodes of the plurality of scanning electrodes during a group scanning period. The group scanning period includes a plurality of scanning periods. The sensing controller transmits a compensating signal having a phase different from a phase of at least one of the input scanning signals to at least one sensing electrode of the plurality of sensing electrodes during at least one scanning period of the plurality of scanning periods.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jiyeong Lee, Hyun-Wook Cho, Sangkook Kim, Taejoon Kim, Hyungbae Kim, Jaehyun Park
  • Patent number: 11994697
    Abstract: A display device includes: a display panel including an active region, an inactive region disposed adjacent to the active region, and a first alignment mark, wherein a plurality of sub-pixels are disposed in the active region, and the first alignment mark is positioned at a first distance in a first direction from an alignment reference pixel disposed adjacent to a boundary of the active region; and an optical member including a plurality of lenses and a second alignment mark, wherein the plurality of lenses are disposed to be inclined at a first angle with respect to a direction in which the plurality of sub-pixels are arranged, and wherein the second alignment mark is positioned at the first distance in the first direction from the alignment reference pixel and is positioned at a second distance in a second direction, crossing the first direction, from the first alignment mark.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Woo Park, Jae Joong Kwon, Beom Shik Kim, Young Sang Ha
  • Patent number: 11995277
    Abstract: A display apparatus includes a substrate including a display region and a non-display region, a display element layer, a pad group, a touch electrode layer, and a touch insulating layer. The display element layer includes display elements provided in the display region in a plan view. The pad group may include output pads provided on substrate and provided in the non-display region in the plan view. The touch electrode layer is provided on the display element layer. The touch insulating layer is provided on the display element layer and contacts the touch electrode layer. An intaglio pattern is provided in the touch insulating layer overlapped with the non-display region, and the intaglio pattern is not overlapped with the pad group.
    Type: Grant
    Filed: May 23, 2023
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kiwook Kim, Kyongtae Park, Hyesong Kwun, Dae-won Lee, Donghoon Jeong, Won-kyu Kwak, Kwangmin Kim, Joongsoo Moon, Changkyu Jin, Kyu-sik Cho, Sungho Cho
  • Patent number: 11995544
    Abstract: According to an embodiment of the disclosure, an aperture ratio measurement device includes an actual aperture ratio measurement unit which image some mother substrates selected from a plurality of mother substrates and calculate an aperture ratio actual measurement value of a pixel for the imaged some mother substrates, an estimation aperture ratio measurement unit which learn sensing data for each of the plurality of mother substrates and calculate an aperture ratio prediction value of a pixel for all or a group of the plurality of mother substrates, and an addition unit which calculate a final aperture ratio prediction value based on the aperture ratio actual measurement value and the aperture ratio prediction value.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyong Tae Park, Dong Hoon Jeong
  • Patent number: 11995281
    Abstract: A display device is provided. The display device includes a first sensing electrode extending in a first direction, the first sensing electrode including a first sub-sensing electrode and a second sub-sensing electrode spaced apart from each other in a touch area which senses a touch input; a second sensing electrode extending in a second direction intersecting the first direction, the second sensing electrode including a third sub-sensing electrode and a fourth sub-sensing electrode spaced apart from each other in the touch area; a first touch signal line connected to the first sub-sensing electrode and the second sub-sensing electrode; and a second touch signal line connected to the third sub-sensing electrode and the fourth sub-sensing electrode.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: May 28, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gyeong Nam Bang, Deok Jung Kim, Eun Young Kim, Hye Yun Han
  • Patent number: 11994913
    Abstract: A display device includes a display module, a roller connected to a first end of the display module, a plurality of blocks on a rear surface of the display module and connected to a second end of the display module opposite the first end, a first gear connected to an hth block among the plurality of blocks, a second gear connected to an (h+1)th block among the plurality of blocks and engaged with the first gear, and a drive belt configured to transmit a driving force to the second gear.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoung Jin Jin, Jingyu Sim, Cheuljin Park
  • Patent number: 11995273
    Abstract: A method for manufacturing a display device may include providing a support layer and a display panel on a digitizer. The display panel may include a folding region that is folded with reference to a folding axis extending in a first direction. The providing of the support layer may include forming an opening penetrating the preliminary support layer by providing a laser or an abrasive agent to one surface of the preliminary support layer. A first width of the opening on the one surface in a second direction and a second width of the opening on another surface in a second direction may be different from each other, and the second direction is perpendicular to the first direction.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Yong Sim, Minji Kim, Hyunjun Cho, Yonghyuck Lee
  • Patent number: RE49992
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a scan line formed over a substrate, a data line formed over the substrate, and a driving voltage line configured to receive a driving voltage. The data line and driving voltage line cross the scan line and are electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode and a driving gate electrode including a first storage electrode. A storage line includes a second storage electrode overlapping the first storage electrode. An OLED is electrically connected to the driving transistor, the second storage electrode including an extension at least partially overlapping the data line.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Kyu Lee, Chae Han Hyun, Mi Hae Kim, Myeong Hee Seo, Ki Myeong Eom, Ji-Eun Lee