Patents Examined by Ida M. Soward
  • Patent number: 11968860
    Abstract: An organic light emitting display device including a dam structure disposed in a non-display area of a substrate and an alignment mark disposed outside the dam structure. The alignment mark is not covered by, and does not overlap with, the dam structure, because the alignment mark is disposed outside the dame structure. Thus, a scribing process may be performed smoothly.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: April 23, 2024
    Assignee: LG Display Co., Ltd.
    Inventor: Dongjin Kim
  • Patent number: 11963393
    Abstract: A display panel is provided. The display panel includes a substrate, a thin film transistor array layer disposed on the substrate, a light emitting device layer disposed on the thin film transistor array layer, a thin film encapsulation layer disposed on the light emitting device layer, a phase retardation layer disposed within the thin film encapsulation layer, and a linear polarizing layer disposed within the thin film encapsulation layer. By removing a conventional polarizer, a problem in a conventional display panel that disposition of a polarizer limits a thickness of the entire display panel and reduces bending performance of the display panel is solved.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: April 16, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Hanning Yang
  • Patent number: 11963436
    Abstract: A display device includes a display panel including a main area, a bending area at which the display panel is bendable, and a sub area, in order. The main area includes a display area and a non-display area which is adjacent to the display area. The bending area connects the sub area to the main area at the non-display area thereof, and is recessed from outer side surfaces of the main area and the sub area, to define a recess portion of the display panel at the bending area.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Wook Kwon, Jeong Seok Lee, Chan Ho Moon, Woo Yong Sung
  • Patent number: 11963380
    Abstract: A display device includes: multiple layers including a display element layer, the multiple layers including a sealing layer for covering the display element layer; and a polarization plate attached to a first layer and a second layer of the multiple layers with an adhesive layer. The multiple layers includes inorganic films and organic films. All of the inorganic films are disposed to avoid an edge area that is at least a part of a peripheral portion of the resin substrate. The polarization plate has an edge above the edge area of the resin substrate. The first layer is disposed to avoid the edge area of the resin substrate. The first layer at an edge has an upper surface sloping downward toward the edge area. The second layer has a portion in the edge area of the resin substrate and between the resin substrate and the adhesive layer.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: April 16, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventor: Kazuhiro Odaka
  • Patent number: 11961834
    Abstract: A semiconductor device includes a first diode, a second diode, a clamp circuit and a third diode. The first diode is coupled between an input/output (I/O) pad and a first voltage terminal. The second diode is coupled with the first diode, the I/O pad and a second voltage terminal. The clamp circuit is coupled between the first voltage terminal and the second voltage terminal. The second diode and the clamp circuit are configured to direct a first part of an electrostatic discharge (ESD) current flowing between the I/O pad and the first voltage terminal. The third diode, coupled to the first voltage terminal, and the second diode include a first semiconductor structure configured to direct a second part of the ESD current flowing between the I/O pad and the first voltage terminal.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: April 16, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Po-Lin Peng, Li-Wei Chu, Ming-Fu Tsai, Jam-Wem Lee, Yu-Ti Su
  • Patent number: 11961424
    Abstract: A display panel includes a base substrate and a flexible substrate layer. The base substrate includes a flat portion and a curved portion extending from the flat portion and curved towards a side of the base substrate facing away a display surface of the display panel. The flexible substrate layer includes a first portion on a side of the base substrate facing the display surface and a second portion on a side of the base substrate facing away from the display surface. The first portion includes a pixel circuit and the second portion includes a signal line electrically connected to the pixel circuit. The display panel further includes a support structure including a support surface facing away from the display surface, the second portion is coupled to the support surface, and a plane of the support surface intersects a plane of the flat portion of the base substrate.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: April 16, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Biao Gao, Zhao Li, Xiaofei Luo
  • Patent number: 11956995
    Abstract: The OLED display includes a flat display area and an edge curved-surface display area; wherein the edge curved-surface display area is provided with an optical film layer, and the optical film layer is configured to reduce a light intensity of emergent light with a preset color in the edge curved-surface display area.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: April 9, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiangrong Xie, Chao Kong, Kening Zheng, Yamin Yang, Han Nie
  • Patent number: 11950445
    Abstract: A foldable display screen includes a display panel, a first optical adhesive layer, a first cover protection layer, a second optical adhesive layer, and a second cover protection layer; the first optical adhesive layer is located on the display panel; the first cover protection layer is located on a side of the first optical adhesive layer away from the display panel; the second optical adhesive layer is located on a side of the first cover protection layer away from the first optical adhesive layer; the second cover protection layer is located on a side of the second optical adhesive layer away from the first cover protection layer. At an operating temperature, an elastic modulus of the second optical adhesive layer is smaller than an elastic modulus of the first optical adhesive layer.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: April 2, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhao Li, Shiming Shi
  • Patent number: 11950475
    Abstract: A display device includes a display panel having first and second regions with the second region having a higher resolution than the first region and an electronic module under the first region. The display panel includes first and second emission layers in a first sub-region of the first region with the second emission layer being spaced apart from the first emission layer. The first emission layer has a first light-emitting portion and a second light-emitting portion adjacent to the first light-emitting portion in a first direction, and the second emission layer has a third light-emitting portion and a fourth light-emitting portion adjacent to the third light-emitting portion in the first direction. The first light-emitting portion is inclined from the second light-emitting portion toward a lower surface of the display panel, and the fourth light-emitting portion is inclined from the third light-emitting portion toward an upper surface of the display panel.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Min Hong, Wonju Kwon, Heeseong Jeong
  • Patent number: 11948923
    Abstract: A display device including a first sub-pixel and a second sub-pixel is provided. The first sub-pixel includes a first light emitting unit and a first wavelength conversion layer disposed thereon. The first sub-pixel provides a first light emitted from the first light emitting unit and converted by the first wavelength conversion layer. The first light includes a first main-peak and a first sub-peak. The second sub-pixel includes a second light emitting unit and a second wavelength conversion layer disposed thereon. The second sub-pixel provides a second light emitted from the second light emitting unit and converted by the second wavelength conversion layer. The second light includes a second main-peak and a second sub-peak. A first wavelength difference between the first main-peak and the second main-peak is less than 20 nm, and the first wavelength difference is less than a second wavelength difference between the first sub-peak and the second sub-peak.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 2, 2024
    Assignee: Innolux Corporation
    Inventors: Jui-Jen Yueh, Kuan-Feng Lee
  • Patent number: 11950472
    Abstract: A flexible display apparatus includes a flexible substrate having an active area and an inactive area, the inactive area including a first area adjacent to the active area, a second area in which a pad is disposed, and a bending area disposed between the first area and the second area, wherein a plurality of wirings extending from the second area to the first area are disposed in the bending area, and at least one dummy pattern is in between the plurality of wirings.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: April 2, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SeokYoung Lee, JuWon Sun, JeongHwan Park
  • Patent number: 11943996
    Abstract: An organic light emitting display device includes a display panel, a support layer, a coating layer, and a cushion layer. The display panel includes a foldable area. The support layer is disposed on a bottom surface of the display panel, and a plurality of openings is defined through the support layer on the foldable area. The coating layer is disposed on a top surface of the support layer and side walls of the support member which define the openings. The cushion layer is disposed between the coating layer and the display panel.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Myoung An Min
  • Patent number: 11943956
    Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minwoo Woo, Gunwoo Ko, Wangwoo Lee, Junghyun Cho, Kangwook Heo
  • Patent number: 11935912
    Abstract: A display apparatus including a thin film transistor (TFT) substrate; a first LED sub-unit, a second LED sub-unit, and a third LED sub-unit; first, second, third, and fourth electrode pads disposed between the TFT substrate and the first LED sub-unit; and connectors connecting the first, second, and third LED sub-units to a respective one of the electrode pads, in which the first, second, and third sub-units are configured to be independently driven; light generated from the first LED sub-unit is emitted to the outside of the display apparatus by passing through the second and third LED sub-units; light generated from the second LED sub-unit is emitted to the outside of the display apparatus by passing through the third LED sub-unit; and at least one of the connectors includes a first portion electrically connecting a first surface of the first LED sub-unit to the second electrode pad.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: March 19, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon Chae, Seong Gyu Jang, Ho Joon Lee, Chang Yeon Kim, Chung Hoon Lee
  • Patent number: 11937448
    Abstract: An electronic device is provided and includes first region including organic layer in light emitting element; nitride layers over organic layer; first organic insulating layer over organic layer; and second region including nitride layers, outside first region, wherein second region does not include organic layer and first organic insulating layer, wherein nitride layers include first, second and third nitride layers, wherein first nitride layer is between organic layer and first organic insulating layer in first region, wherein second and third nitride layers are over first nitride layer, and wherein second nitride layer is in contact with first organic insulating layer in first region.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: March 19, 2024
    Assignee: Japan Display Inc.
    Inventors: Hiroki Ohara, Akinori Kamiya
  • Patent number: 11930685
    Abstract: An electronic device may include: a housing; a display viewable through a portion of the housing; and a camera overlapping the display and configured to capture an image based on external light passing through the display. The display may include: a first area overlapping at least a portion of the camera and a second area not overlapping the camera; a substrate; a pixel layer disposed in a first direction from the substrate and comprising organic light-emitting diode (OLED) type pixels; wherein a color filter layer may include first color filters overlapping pixels of the first area, second color filters overlapping pixels of the second area, and a black matrix disposed between the second color filters.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: March 12, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sungyoung Shin, Minsuk Uhm
  • Patent number: 11930652
    Abstract: An organic light emitting display apparatus including a substrate including a plurality of pixel areas; a pixel electrode on the substrate; an opposite electrode on the pixel electrode, the opposite electrode transmitting light; an organic light emitting layer between the pixel electrode and the opposite electrode, the organic light emitting layer emitting a first light toward the opposite electrode; a light emitting layer on the opposite electrode, the light emitting layer absorbing a portion of the first light and emitting a second light; and a sealing layer on the light emitting layer, the sealing layer sealing the pixel electrode, the opposite electrode, the organic light emitting layer, and the light emitting layer.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: March 12, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chi-O Cho, Byungchoon Yang, Young-Jun Seo, Won Sang Park
  • Patent number: 11929363
    Abstract: In some embodiments, a semiconductor device is provided, including a first doped region of a first conductivity type configured as a first terminal of a first diode, a second doped region of a second conductivity type configured as a second terminal of the first diode, wherein the first and second doped regions are coupled to a first voltage terminal; a first well of the first conductivity type surrounding the first and second doped regions in a layout view; a third doped region of the first conductivity type configured as a first terminal, coupled to an input/output pad, of a second diode; and a second well of the second conductivity type surrounding the third doped region in the layout view. The second and third doped regions, the first well, and the second well are configured as a first electrostatic discharge path between the I/O pad and the first voltage terminal.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: March 12, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Po-Lin Peng, Li-Wei Chu, Ming-Fu Tsai, Jam-Wem Lee, Yu-Ti Su
  • Patent number: 11929380
    Abstract: There is provided a solid-state image-capturing element capable of reducing the capacitance by using a hollow region. At least a part of a region between an FD wiring connected to a floating diffusion and a wiring other than the FD wiring is a hollow region. The present disclosure can be applied to a CMOS image sensor having, for example, a floating diffusion, a transfer transistor, an amplifying transistor, a selection transistor, a reset transistor, and a photodiode.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: March 12, 2024
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Yusuke Tanaka, Takashi Nagano, Toshifumi Wakano, Takeshi Matsunuma
  • Patent number: 11930668
    Abstract: It is an object to provide a flexible light-emitting device with long lifetime in a simple way and to provide an inexpensive electronic device with long lifetime using the flexible light-emitting device. A flexible light-emitting device is provided, which includes a substrate having flexibility and a light-transmitting property with respect to visible light; a first adhesive layer over the substrate; an insulating film containing nitrogen and silicon over the first adhesive layer; a light-emitting element including a first electrode, a second electrode facing the first electrode, and an EL layer between the first electrode and the second electrode; a second adhesive layer over the second electrode; and a metal substrate over the second adhesive layer, wherein the thickness of the metal substrate is 10 ?m to 200 ?m inclusive. Further, an electronic device using the flexible light-emitting device is provided.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: March 12, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Kaoru Hatano, Satoshi Seo, Takaaki Nagata, Tatsuya Okano