Patents Examined by Lex H. Malsawma
  • Patent number: 11678507
    Abstract: A display apparatus is discussed, which comprises a substrate including a display area and a non-display area, an inorganic layer provided on the substrate, an organic layer provided on the inorganic layer, a light emitting diode provided in the display area of the substrate and including a first electrode, a light emitting layer and a second electrode, and a ground line provided on the organic layer and provided in at least a portion of the non-display area, wherein the ground line and the second electrode are electrically connected with each other, and the ground line includes at least one concave portion and at least one convex portion, which are arranged to adjoin each other.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: June 13, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Saemleenuri Lee, Dohyung Kim
  • Patent number: 11672145
    Abstract: A device is disclosed. In an embodiment the device includes an anode, an organic active layer above the anode, an organic layer sequence above the organic active layer, a metallic layer above the organic layer sequence and a cathode above the metallic layer, wherein the metallic layer includes Yb.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: June 6, 2023
    Assignee: Pictiva Displays International Limited
    Inventors: Dominik Pentlehner, Andreas Rausch, Ulrich Niedermeier, Julia Desjardins
  • Patent number: 11670632
    Abstract: A semiconductor device includes: a metal thin film disposed on a semiconductor substrate; and first and second contact structures disposed on the metal thin film, wherein the first and second contact structures are laterally spaced from each other by a dummy layer that comprises at least one polishing resistance material.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: June 6, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hung-Chih Yu, Chien-Mao Chen
  • Patent number: 11672149
    Abstract: The present disclosure provides an OLED display panel and a method for detecting the OLED display panel, and a display device. The OLED display panel includes a base substrate including a display area and a non-display area surrounding the display area and having a first region adjacent to the display area. The display area includes a drive signal line and a power supply voltage signal line both extending from the display area to the first region. The drive signal line includes, in the first region, a first section of wiring at an anode layer, the power supply voltage signal line includes, in the first region, a second section of wiring at a gate metal layer, and parts of the drive signal line and the power supply voltage signal line in the display area are located at a source-drain metal layer.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: June 6, 2023
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Guangyao Li, Dongfang Wang, Jun Wang, Haitao Wang, Qinghe Wang, Ning Liu, Wei Li, Yingbin Hu, Yang Zhang
  • Patent number: 11665937
    Abstract: A display panel includes: a first substrate including a transmission area, a display area arranged to at least partially surround the transmission area, and a first non-display area arranged between the transmission area and the display area; display elements arranged in the display area; a first bypass line arranged in the first non-display area and arranged to bypass the transmission area; a second substrate arranged to face the first substrate; a sealing member joining the first substrate to the second substrate and surrounding the periphery of the transmission area; and a metal layer arranged in the first non-display area and arranged more adjacent to the transmission area than the first bypass line, wherein the metal layer is arranged in a different layer than the first bypass line and is electrically connected to the first bypass line.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: May 30, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yujin Jeon, Wonse Lee, Sukyoung Kim, Donghyeon Jang
  • Patent number: 11637024
    Abstract: A lead frame used to assemble a semiconductor device, such as a smart card, has a first major surface including exposed leads and a second major surface including a die receiving area and one or more connection pads surrounding the die receiving area. The connection pads enable electrical connection of an Integrated Circuit (IC) die to the exposed leads. A molding tape sized and shaped like the lead frame is adhered to and covers the second major surface of the lead frame. The molding tape has a die receiving area cut-out that exposes the die receiving area and the connection pads on the second major surface of the lead frame and forms a cavity for receiving an encapsulant. The cut-out has an elevated sidewall for retaining the encapsulant within the cavity.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: April 25, 2023
    Assignee: NXP B.V.
    Inventors: Wiwat Tanwongwan, Amornthep Saiyajitara, Nathapop Lappanitpullpol
  • Patent number: 11637252
    Abstract: A display apparatus includes a substrate including at least one hole disposed in a hole area of the substrate, a thin film transistor disposed on the substrate, a light-emitting component disposed on the substrate and electrically connected to the thin film transistor, an insulating layer disposed on the substrate, a thin film encapsulation layer disposed on the substrate, and a laser blocking layer. The substrate includes a display area and a non-display area that is disposed between the display area and the hole area. The laser blocking layer is disposed on the insulating layer in the non-display area.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: April 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sunkwang Kim, Kinyeng Kang
  • Patent number: 11626465
    Abstract: A display apparatus includes a substrate with a first area and a second area outside the first area, a plurality of pixels located in the first area, a power supply line located in the second area and having a through-hole penetrating the power supply line, a first insulating layer covering the power supply line and filling the through-hole thereof, a test pad located on the first insulating layer and electrically insulated from the power supply line, wherein the test pad overlaps a region defined by the through-hole, a second insulating layer covering the test pad, and a bridge located on the second insulating layer and electrically insulated from the test pad, and electrically connected to the power supply line via a first contact hole in the first insulating layer and the second insulating layer. The test pad is disposed beneath the bridge.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ansu Lee, Hyungjin Song, Kangmoon Jo
  • Patent number: 11600673
    Abstract: An organic light emitting device includes a first substrate including a display area and a non-display area, and a dummy metal layer disposed on the first substrate in the non-display area. The dummy metal layer includes a first dummy metal layer and a second dummy metal layer that overlap each other. The organic light emitting device further includes an insulating layer disposed between the first dummy metal layer and the second dummy metal layer in a cross-sectional view, a second substrate covering the first substrate, and a sealant disposed between the first substrate and the second substrate and overlapping the dummy metal layer. The first dummy metal layer is electrically connected to the second dummy metal layer, and the sealant contacts the second dummy metal layer.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: March 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyung Min Park, Dong-Yoon So
  • Patent number: 11584636
    Abstract: A hinge for a micromechanical and/or nanomechanical structure includes: a support, and a movable part in an out-of-plane direction. The hinge allows for the out-of-plane displacement of the movable part. The hinge further includes two torsion beams extending along the axis of rotation of the hinge, two bending elements mechanically connecting the movable part and the support and having at least one pair of a first and of a second beam parallel with each other and extending in a plane perpendicular to the axis of rotation, the first beam being connected to the support and the second beam being connected to the movable part, the first and second beams being connected to one another by a first connecting element at a longitudinal end, the two beams extending in the same direction from the first connecting element.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: February 21, 2023
    Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Patrice Rey, Loic Joet, Thierry Verdot
  • Patent number: 11588001
    Abstract: A display device includes a substrate having a display area and a non-display area. A light emitting element is disposed in the display area. An encapsulation layer is configured to cover the display area and encapsulate the light emitting element. A power line is disposed in the non-display area. A first edge of the encapsulation layer in the non-display area is disposed to coincide with an edge of the power line or is disposed closer to the display area than the edge of the power line.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: February 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seok Hoon Seo, Dong Won Han, Seung Woo Seo, Seung Jae Lee
  • Patent number: 11588134
    Abstract: The present application discloses a display panel, a method of manufacturing the display panel and a display device. A display panel, including: a display substrate having a display area and a non-display area, the display substrate including a substrate; a dam on the upper surface of the non-display area of the display substrate; and an encapsulation layer covering the display substrate, wherein the encapsulation layer includes an organic layer, the upper surface of the non-display area of the display substrate is further provided with an isolation column, and a distance between the isolation column and the display area is smaller than a distance between the dam and the display area, the isolation column is at least partially in contact with the organic layer, and the dam is at least partially not in contact with the organic layer.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: February 21, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Youwei Wang, Song Zhang, Tao Sun, Peng Cai
  • Patent number: 11587982
    Abstract: One object of this invention is to provide a novel light-emitting device with low power consumption. The light-emitting device includes a first light-emitting element and a second light-emitting element. The first light-emitting element includes a first electrode, a second electrode, and a light-emitting layer. The second light-emitting element includes the first electrode, a third electrode, and the light-emitting layer. The second electrode comprises only a first conductive film, and the third electrode comprises a second conductive film and a third conductive film. The first electrode has a function of reflecting light. The second conductive film has functions of reflecting light and transmitting light. The first conductive film and the third conductive film each have a function of transmitting light.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: February 21, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Nobuharu Ohsawa, Satoshi Seo, Toshiki Sasaki
  • Patent number: 11581517
    Abstract: A display device includes pixels connected to scan lines and data lines intersecting the scan lines, wherein each of the pixels includes a light-emitting element, a driving transistor to control a driving current supplied to the light-emitting element according to a data voltage applied from the data lines, and a switching transistor to apply the data voltage of the data line to the driving transistor according to a scan signal applied from the scan lines. The driving transistor includes a first active layer having an oxide semiconductor and a first gate electrode below the first active layer. The switching transistor includes a second active layer having a same oxide semiconductor as the oxide semiconductor of the first active layer and a second gate electrode below the second active layer. At least one of the driving transistor and the switching transistor includes an oxide layer above each of the active layers.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: February 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon Seok Park, Yeon Keon Moon, Myoung Hwa Kim, Tae Sang Kim, Hyung Jun Kim, Geun Chul Park, Sang Woo Sohn, Jun Hyung Lim, Kyung Jin Jeon, Hye Lim Choi
  • Patent number: 11581385
    Abstract: A display substrate, a manufacturing method therefor and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer, which includes a first signal line, a second signal line, and an additional pad layer, on the base substrate; a pixel defining layer on the first conductive layer and having an opening; and an electroluminescent material layer in the opening and including a first end portion and a second end portion, an orthographic projection of the first end portion on the base substrate falls within that of the first signal line, an orthographic projection of the second end portion on the base substrate falls within that of the additional pad layer, and the orthographic projections of the first end portion and the second end portion are respectively located on both sides of an orthographic projection of the second signal line on the base substrate.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: February 14, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huijuan Yang, Tingliang Liu, Tinghua Shang, Dan Cao, Yu Wang
  • Patent number: 11574970
    Abstract: A display device includes a substrate having a display area and a pad area. A gate conductive layer disposed on the substrate includes a gate conductive metal layer and a gate capping layer. The gate conductive layer forms a gate electrode in the display area and a wire pad in the pad area that is exposed by a pad opening. An interlayer insulating film disposed on the gate conductive layer covers the gate electrode. A data conductive layer disposed on the interlayer insulating film in the display area includes source and drain electrodes. A passivation layer disposed on the data conductive layer covers the source and drain electrodes. A via layer is disposed on the passivation layer. A pixel electrode is disposed on the via layer. The pixel electrode is connected to the source electrode through a contact hole penetrating the via layer and the passivation layer.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seul Ki Kim, Seung Sok Son, Kap Soo Yoon, Woo Geun Lee, Su Jung Jung, Seung Ha Choi
  • Patent number: 11574989
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574991
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574990
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee
  • Patent number: 11574988
    Abstract: An organic light emitting diode display includes a substrate, a scan line on the substrate for transferring a scan signal, a data line crossing the scan line and for transferring a data signal, a driving voltage line crossing the scan line and for transferring a driving voltage, a switching thin film transistor coupled to the scan line and the data line, a driving thin film transistor coupled to a switching drain electrode of the switching thin film transistor, and an organic light emitting diode (OLED) coupled to a driving drain electrode of the driving thin film transistor, wherein a driving semiconductor layer of the driving thin film transistor is bent and in a plane substantially parallel to the substrate.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: February 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Ho Kim, Jin-Woo Park, Won-Se Lee