Patents Examined by Xia L Cross
  • Patent number: 11574966
    Abstract: A display apparatus includes a substrate including a display area and a sensor area, the sensor area including an auxiliary display area and a transmitting area, first display elements arranged over the display area, second display elements arranged over the auxiliary display area, transmitting units arranged in the transmitting area and configured to transmit at least a portion of light incident on the transmitting units, and an optical layer including a mesh pattern covering at least the second display elements.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Injun Bae, Donghwi Kim, Chulho Kim, Jin Jeon
  • Patent number: 11575110
    Abstract: A display substrate includes a base and blue light-emitting units disposed on the base. A blue light-emitting unit includes a first electrode, a first light-emitting layer and a second electrode that are sequentially disposed on the base. Of the first electrode and the second electrode, one electrode is configured to reflect light, and another electrode is configured to transmit light. The first light-emitting layer is configured to emit light having a spectrum whose full width at half maximum is less than or equal to 16 nm.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: February 7, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Linlin Wang, Guang Yan
  • Patent number: 11569478
    Abstract: A display apparatus may include: a base substrate including at least one bending region and a non-bending region adjacent to the bending region and having a flexible property; a circuit device layer on the base substrate, the circuit device layer including a thin film transistor; a display device layer on the circuit device layer, the display device layer including an organic light emitting diode connected to the thin film transistor; an encapsulation layer covering the display device layer and including a first inorganic layer, an organic layer, and a second inorganic layer, which are sequentially stacked; and a groove overlapped with the bending region, the groove penetrating the display device layer and the circuit device layer, and at least one of the first inorganic layer and the second inorganic layer covers the groove.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: January 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghan Seo, Woo Yong Sung, Seungyong Song, Hye Yong Chu, Wooyoung Kim, Kwanhyuck Yoon
  • Patent number: 11569473
    Abstract: A display module includes a panel part, a first supporting member, a second supporting member, a shielding member, and a stretchable member. The panel part includes a pixel array to display an image. The first supporting member is disposed under the panel part. The second supporting member is disposed under the panel part and adjacent to the first supporting member in a first direction. The shielding member covers a boundary area between the first supporting member and the second supporting member. The stretchable member is extended to the shielding member and disposed under the first supporting member or the second supporting member. An elongation of the stretchable member is greater than an elongation of the shielding member.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: January 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Kwon Soh, In Soo Park, Jin Yong Sim
  • Patent number: 11563065
    Abstract: A display device including a substrate in which pixel groups each composed of two or more pixels adjacent in a column direction are arranged; a circuit element layer in which driving transistors driving the pixels are arranged; electrodes placed on the circuit element layer, and electrically connected to the driving transistors through via holes, respectively; a bank surrounding each of the pixel groups, and placed to cover at least a part of an edge of the electrodes; and emission layers formed within areas surrounded by the bank, wherein the pixel groups are arranged in a zigzag shape with respect to a row direction.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: January 24, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jaekyeong Yun, Hojin Ryu, Sangpyo Hong, Hyodae Bae, Soojin Kim, Samjong Lee, Jeonphill Han
  • Patent number: 11563067
    Abstract: A display device can include a thin-film transistor (TFT) and an auxiliary electrode disposed on a substrate and spaced apart from each other, a passivation layer disposed on the TFT and the auxiliary electrode, a first barrier rib and a second barrier rib disposed on the passivation layer and spaced apart from each other, a first electrode disposed on the first barrier rib and connected to the TFT, a connecting electrode disposed on the second barrier rib and connected to the auxiliary electrode, a bank layer disposed on the passivation layer and including a first opening exposing a portion of the first electrode and a second opening exposing a portion of the connecting electrode, an organic emitting layer disposed on the first electrode and separated by the second barrier rib, and a second electrode disposed on the organic emitting layer and contacting the connecting electrode near the second barrier rib.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: January 24, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kiseob Shin, Euitae Kim, Soyi Lee
  • Patent number: 11552270
    Abstract: A light emitting display apparatus includes a substrate including a plurality of sub-pixels; an overcoating layer on the substrate and having a base portion and a protrusion portion; a first electrode disposed to cover a side portion of the protrusion portion and the base portion at the plurality of sub-pixels; a bank layer covering a portion of the first electrode and the overcoating layer; and a light emitting layer and a second electrode on the first electrode and the bank layer at the plurality of sub-pixels. The first electrode includes a reflective layer and a transparent conductive layer on the reflective layer, the transparent conductive layer includes a first portion on the base portion and a second portion on a side surface of the protrusion portion, and a thickness of the second portion is greater than a thickness of the first portion.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: January 10, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Dongmin Sim, Hyekyung Choi, Wonhoe Koo
  • Patent number: 11539017
    Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: December 27, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Hui Wang, Xiaochuan Chen, Kuanta Huang, Yanming Wang, Pengcheng Lu, Yage Song, Guangtong Liu, Jiantong Li
  • Patent number: 11538680
    Abstract: The present invention relates to semiconductor manufacturing parts used in a dry etching process. Semiconductor manufacturing parts comprising a SiC deposition layer, of the present invention, comprises: a base material; and a SiC deposition layer formed on the surface of the base material, wherein the thickness ratio of the base material and the SiC deposition layer is 2:1 to 100:1.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: December 27, 2022
    Assignee: TOKAI CARBON KOREA CO., LTD.
    Inventors: Joung Il Kim, Ki Won Kim, Jong Hyun Kim
  • Patent number: 11539009
    Abstract: The present application provides a display panel, a manufacturing method of the display panel, and a display terminal. The display panel includes a base substrate. The base substrate comprises a first substrate, a semi-interpenetrating net structure layer, and a second substrate stacked on each other. The semi-interpenetrating net structure layer is formed by curing after interpenetration between a material of the first substrate in a partially cured state and a material of the second substrate in an uncured state. Accordingly, a bonding strength between the first and second substrates is increased, inert properties between them are reduced, and production yields in separating a glass substrate from the first substrate are improved.
    Type: Grant
    Filed: May 9, 2020
    Date of Patent: December 27, 2022
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Linshuang Li
  • Patent number: 11532663
    Abstract: The disclosure relates to a demodulator including a pinned photodiode, at least one storage node, at least one transfer gate connected between the storage node and the pinned photodiode. The pinned photodiode includes a p-doped epitaxial semiconductor layer, a n-doped semiconductor region formed within the epitaxial semiconductor layer and creating therewith a lower junction and at least one lateral junction substantially perpendicular to the lower junction, a p+ pinning layer formed on top of said semiconductor region. The demodulator further includes a generating unit configured to generate minority and majority carriers at said lateral junction and to form a lateral photodiode.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: December 20, 2022
    Assignee: Sony Depthsensing Solutions SA/NV
    Inventor: Ward Van Der Tempel
  • Patent number: 11527735
    Abstract: The disclosure discloses a flexible display panel, a method for manufacturing the same and a display device. The flexible display panel includes a plurality of display sub-regions arranged at intervals, a plurality of flexible bridging portions and a plurality of connecting portions; every two adjacent display sub-regions are electrically connected through at least one of the flexible bridging portions; and the every two adjacent display sub-regions are further connected through at least one of the connecting portions; where when the every two adjacent display sub-regions are stretched, the at least one of the connecting portions is broken preferentially and enables the every two adjacent display sub-regions to deform; and the at least one of the flexible bridging portions electrically connects the every two adjacent display sub-regions before the at least one of the connecting portions is broken and after the at least one of the connecting portions is broken.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: December 13, 2022
    Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Pinfan Wang, Fangxu Cao
  • Patent number: 11522153
    Abstract: An OLED display device and a method for manufacturing the same are provided. The OLED display device includes an OLED display panel, a driving module and a bonding terminal. The OLED display panel includes a light-emitting surface and a non-light-emitting surface opposite to the light-emitting surface, the bonding terminal is disposed on the non-light-emitting surface, and the driving module is bonded to the bonding terminal. Since the bonding terminal is disposed on the non-light-emitting surface of the OLED display panel and the driving module is bonded to the bonding terminal on the non-light-emitting surface, compared with the prior art, the bonded driving module does not need to be bent again because the bonding terminal is disposed on the non-light-emitting surface of the OLED display panel. The reduction of the bezel width can be maximized and the screen ratio can be increased while reducing the risk of a broken wire.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: December 6, 2022
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Niu Hu
  • Patent number: 11508918
    Abstract: The disclosure provides a display panel and a method of manufacturing same. In the display panel, an organic light-emitting structural layer and an encapsulating structural layer are formed on a pixel defining layer and covers an entire surface of a through hole. The through hole is defined before the organic light-emitting structural layer and the encapsulating structural layer covers the surface of the through hole. Therefore, the encapsulating structural layer covers an interior lateral wall of the through hole, which prevents atmospheric moisture from invading into gaps between layers of an OLED device from the through hole and eroding a metal layer and an organic light-emitting layer in a display region.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: November 22, 2022
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Qian Jiang
  • Patent number: 11476362
    Abstract: A method for manufacturing a semiconductor device includes forming a plurality of fins on a semiconductor substrate. In the method, at least two spacer layers are formed around a first fin of the plurality of fins, and a single spacer layer is formed around a second fin of the plurality of fins. The at least two spacer layers include a first spacer layer including a first material and a second spacer layer including a second material different from the first material. The single spacer layer includes the second material. The method also includes selectively removing part of the first spacer layer to expose part the first fin, and epitaxially growing a source/drain region around the exposed part of the first fin.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: October 18, 2022
    Assignee: International Business Machines Corporation
    Inventors: Juntao Li, Kangguo Cheng, ChoongHyun Lee, Shogo Mochizuki
  • Patent number: 11456345
    Abstract: Sub-pixel circuits and methods of forming sub-pixel circuits that may be utilized in an organic light-emitting diode (OLED) display are described herein. The overhang structures are permanent to the sub-pixel circuit. The overhang structures include a conductive oxide. A first configuration of the overhang structures includes a base portion and a top portion with the top portion disposed on the base portion. In a first sub-configuration, the base portion includes the conductive oxide of at least one of a TCO material or a TMO material. In a second sub-configuration, the base portion includes a metal alloy material and the conductive oxide of a metal oxide surface. A second configuration of the overhang structures includes the base portion and the top portion with a body portion disposed between the base portion and the top portion. The body portion includes the metal alloy body and the metal oxide surface.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: September 27, 2022
    Assignee: Applied Materials, Inc.
    Inventors: Ji-young Choung, Chung-Chia Chen, Yu Hsin Lin, Jungmin Lee, Dieter Haas, Si Kyoung Kim
  • Patent number: 11456343
    Abstract: Embodiments of the disclosure relate to an organic light emitting display panel and organic light emitting display device including the same, and more specifically, to an organic light emitting display panel and organic light emitting display device which includes an insulation film including at least one concave portion including a flat portion and an inclined portion surrounding the flat portion in at least one subpixel of the active area and a first electrode of an organic light emitting diode disposed on a portion of the concave portion and a surrounding portion disposed around the concave portion in the at least one subpixel area and including at least one protrusion on a surface thereof, thereby enhancing light extraction efficiency.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: September 27, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SeokWoo Son, JungSun Baek, Joyeon Kim
  • Patent number: 11437449
    Abstract: A display panel includes: a substrate comprising a main display area and an auxiliary display area comprising a first pixel area, a second pixel area, and a transmission area; a first pixel in the first pixel area and comprising a first pixel electrode, a first opposite electrode, and a first intermediate layer between the first pixel electrode and the first opposite electrode; a second pixel in the second pixel area and comprising a second pixel electrode, a second opposite electrode, and a second intermediate layer between the second pixel electrode and the second opposite electrode; a pixel-defining layer on the first pixel electrode and the second pixel electrode and having a first opening and a second opening through which centers of the first pixel electrode and the second pixel electrode are respectively exposed; and a first barrier wall on the pixel-defining layer.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: September 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joohee Jeon, Yoomin Ko, Sanghoon Kim, Seungchan Lee
  • Patent number: 11437596
    Abstract: To provide an organic photoelectronic element excellent in light emitting characteristics and long-term reliability. The organic photoelectronic element comprises a substrate, an anode provided on the substrate, a cathode facing the anode, a light emitting layer disposed between the anode and the cathode, a hole transport layer disposed between the light emitting layer and the anode, and an electron blocking layer provided in contact with the light emitting layer and the hole transport layer between the light emitting layer and the hole transport layer, wherein the hole transport layer contains a fluorinated polymer and an organic semiconductor material, and has a refractive index in the wavelength range of from 450 nm to 800 nm, of at most 1.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: September 6, 2022
    Assignees: AGC Inc., National University Corporation Yamagata University
    Inventors: Shigeki Hattori, Takefumi Abe, Kaori Tsuruoka, Yasuhiro Kuwana, Daisuke Yokoyama
  • Patent number: 11430841
    Abstract: The present disclosure provides an array substrate and a display device. The array substrate comprises a plurality of pixel units arranged in an array, each pixel unit including a light emitting unit and a pixel definition layer disposed around the light emitting unit; wherein in at least one pixel unit, a light wave partition groove is provided in the pixel definition layer on at least one side of the light emitting unit, and a light wave blocking layer is provided in the light wave partition groove.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: August 30, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongfei Cheng, Yong Qiao, Xinyin Wu