Patents Examined by Nduka E Ojeh
  • Patent number: 12193306
    Abstract: A display device includes a display panel configured to display an image. The display panel includes an electrode layer. An input sensing layer is disposed on the display panel. The input sensing layer includes a plurality of sensing electrodes including a first sensing electrode and a second sensing electrode. A plurality of signal lines is electrically connected to the plurality of sensing electrodes. The plurality of signal lines includes a first signal line electrically connected to the first sensing electrode and a second signal line electrically connected to the second sensing electrode. The first signal line has a length different from a length of the second signal line. A distance between the first signal line and the electrode layer is different from a distance between the second signal line and the electrode layer.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: January 7, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghun Park, Jihoon Kim, Yongsub So
  • Patent number: 12185591
    Abstract: A display device includes a substrate including a display area and a peripheral area outside the display area, an inorganic insulating layer on the substrate, an organic insulating layer on a part of the inorganic insulating layer to expose a first upper surface of the inorganic insulating layer, the first upper surface overlapping the peripheral area, a display element at the display area and including a pixel electrode on the organic insulating layer, a pixel definition layer covering an edge of the pixel electrode and including an opening that overlaps a central portion of the pixel electrode, a first inorganic pattern layer between the organic insulating layer and the pixel definition layer, and a second inorganic pattern layer in contact with the first upper surface of the inorganic insulating layer, wherein the first inorganic pattern layer and the second inorganic pattern layer include a same material.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: December 31, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gyujeong Lee, Dongwon Kim, Sangwoo Kim, Yongseok Kim
  • Patent number: 12185543
    Abstract: A semiconductor device includes a substrate, gate electrodes stacked and spaced apart from each other in a first direction perpendicular to an upper surface of the substrate, channel structures penetrating the gate electrodes, extending in the first direction, and each including a channel layer, separation regions penetrating the gate electrodes, extending in the first direction and a second direction perpendicular to the first direction, and spaced apart from each other in a third direction perpendicular to the first direction and the second direction, and crack prevention layers disposed on at least a portion of the separation regions, wherein each of the separation regions includes a lower region and upper regions spaced apart from each other in the second direction on the lower region and protruding upwardly from the lower region, and wherein the crack prevention layers are in contact with upper surfaces of the upper regions.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: December 31, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sanghun Chun, Kwangyoung Jung, Youngji Noh, Junghwan Park, Jeehoon Han
  • Patent number: 12185541
    Abstract: A semiconductor memory device, and a method of manufacturing the same, includes a gate stack including an interlayer insulating layers and conductive patterns alternately stacked in a vertical direction on a substrate, a channel structure passing through the gate stack and having an upper end protruding above the gate stack, a memory layer surrounding a sidewall of the channel structure, and a source layer formed on the gate stack. The channel structure includes a core insulating layer extending in a central region of the channel structure in the vertical direction, and a channel layer surrounding a sidewall of the core insulating layer, the channel layer formed to be lower in the vertical direction than the core insulating layer and the memory layer.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: December 31, 2024
    Assignee: SK hynix Inc.
    Inventors: Jae Young Oh, Dong Hwan Lee, Eun Seok Choi
  • Patent number: 12178073
    Abstract: A display device is provided including a substrate. The substrate includes a pixel area and a light-blocking area. A light-emitting element is arranged in the pixel area of the substrate. An insulating layer is disposed on the substrate. The insulating layer has an opening corresponding to the light-blocking area and an insulating pattern corresponding to the pixel area. A light control pattern at least partially surrounds the insulating pattern of the insulating layer and is arranged in the opening corresponding to the light-blocking area.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: December 24, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwangsoo Bae, Beomsoo Park, Minjeong Oh, Youngje Cho
  • Patent number: 12176411
    Abstract: A semiconductor device includes circuit cells, isolation transistors at cell boundaries of the circuit cells, a first metal line under the isolation transistors, and connection structures connecting gate structures of the isolation transistors to the first metal line. Each of the circuit cells includes functional transistors having source/drain features and nanostructures. The isolation transistors electrically isolate the circuit cells from each other. Nanostructures of the isolation transistors, the source/drain features of the functional transistors, and the nanostructures of the functional transistors are connected with each other into a continuous rectangular shape from a top view.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: December 24, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Jhon-Jhy Liaw
  • Patent number: 12171121
    Abstract: A transparent display device reducing or minimizing the size of a non-transmissive area is provided. The transparent display device includes a substrate having thereon transmissive areas and a plurality of subpixels in a non-transmissive area disposed between the transmissive areas, a first signal line extended between the transmissive areas in a first direction, a second signal line extended between the transmissive areas in a second direction, and a capacitor including a first capacitor pattern portion longitudinally provided between the first signal line and the transmissive area in the first direction and a second capacitor pattern portion extended from one end of the first capacitor pattern portion and longitudinally provided between the second signal line and the transmissive area in the second direction.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: December 17, 2024
    Assignee: LG Display Co., Ltd.
    Inventor: JaeHee Park
  • Patent number: 12171130
    Abstract: A display apparatus includes a substrate including a display area including a first display device, a second display device, and a third display device. The display apparatus includes a first protection layer disposed on the first, second, and third display devices, a first color conversion layer disposed on the first protection layer corresponding to the first display device and including first quantum dots converting incident light into first light, a second color conversion layer disposed on the first protection layer corresponding to the second display device and including second quantum dots converting incident light into second light, and a third color conversion layer disposed on the first protection layer corresponding to the third display device and including light scattering particles converting incident light into third light.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: December 17, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ansu Lee, Sunkwang Kim, Hyungjin Song, Kangmoon Jo
  • Patent number: 12170203
    Abstract: An integrated circuit includes a first nanostructure transistor having a first gate electrode and a second nanostructure transistor having a second gate electrode. A dielectric isolation structure is between the first and second gate electrodes. A gate connection metal is on a portion of the top surface of the first gate electrode and on a portion of a top surface of the second gate electrode. The gate connection metal is patterned to expose other portions of the top surfaces of the first and second gate electrodes adjacent to the dielectric isolation structure. A conductive via contacts the exposed portion of the top surface of the second gate electrode.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: December 17, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Jia-Chuan You, Chia-Hao Chang, Chu-Yuan Hsu, Kuo-Cheng Chiang, Chih-Hao Wang
  • Patent number: 12167666
    Abstract: A display panel and an electronic device are provided. The electronic device includes a display panel. The display panel includes a light-emitting component layer, a flat layer, and a lens layer. The lens layer has a plurality of lens units. A refractive index of the lens layer is greater than a refractive index of the flat layer, so that a refractive index difference between the lens layer and the flat layer and refractive effect of the lens units on the light are used to reduce angles of light emission, such that light at large angles converges and transmits toward a center, thereby improving efficiency of forward light emission of the display panel.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: December 10, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Liang Sun, He Jiang
  • Patent number: 12167655
    Abstract: An organic light-emitting display device includes a plurality of pixels, each of which includes an organic light-emitting device including a pixel electrode, an organic emission layer, and an opposing electrode; a pixel defining layer covering an edge of the pixel electrode and being configured to define a light-emission region by having an opening which exposes a portion of the pixel electrode; and a reference line overlapping the pixel electrode with an insulating layer between the reference line and the pixel electrode and extending in a first direction. The reference line overlaps with a center point of the opening, and the opening is shifted to one side of the pixel electrode in a second direction perpendicular to the first direction.
    Type: Grant
    Filed: April 19, 2023
    Date of Patent: December 10, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sangmin Hong, Heeseong Jeong
  • Patent number: 12167657
    Abstract: A transparent display panel and a transparent display device including the same are disclosed. The transparent display panel includes a display region and a non-display region. The display region includes a plurality of light-emitting regions, a plurality of transmissive regions, a plurality of line regions spaced from each other and arranged in one direction, and a plurality of pixel circuit regions electrically connected to the light-emitting regions respectively to drive the light-emitting regions. Alternately-arranged adjacent line regions include alternately-arranged adjacent VSS voltage connection line and VDD voltage connection line, respectively. Thus, a new pixel arrangement structure that may increase or maximize a transparent area of a bezel and reduce or minimize a haze value without reducing transmittance of the display region may be realized.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: December 10, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Euitae Kim, Kiseob Shin, Soyi Lee
  • Patent number: 12167630
    Abstract: The present disclosure provides an apparatus including a substrate including a surface, first to fourth elements that emit first light or second light, and first to fourth lenses, in which the relationship between the size of the emission area and the relative position of the lenses differs between the first light and the second light so that color misregistration due to the viewing angle is reduced.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: December 10, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroaki Sano, Shoma Hinata, Yojiro Matsuda
  • Patent number: 12159912
    Abstract: An integrated circuit includes a nanosheet transistor having a plurality of stacked channels, a gate electrode surrounding the stacked channels, a source/drain region, and a source/drain contact. The integrated circuit includes a first dielectric layer between the gate metal and the source/drain contact, a second dielectric layer on the first dielectric layer, and a cap metal on the first gate metal and on a hybrid fin structure. The second dielectric layer is on the hybrid fin structure between the cap metal and the source/drain contact.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: December 3, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chia-Hao Chang, Jia-Chuan You, Chu-Yuan Hsu, Kuo-Cheng Chiang, Chih-Hao Wang
  • Patent number: 12156453
    Abstract: A display device includes a display area including a first light-emitting area and a second light-emitting area; a peripheral area adjacent to the display area; pixels which emit incident light; an encapsulation layer covering the pixels; a first color-converting pattern corresponding to the first light-emitting area and having a refractivity; a transmission pattern corresponding to the second light-emitting area and through which the incident light is transmitted; a low refractivity layer is in the display area and facing the encapsulation layer with each of the first color-converting pattern and the transmission pattern therebetween, the low refractivity layer including: a resin and a hollow particle which define a refractivity lower than the refractivity of the first color-converting pattern; and a first dam structure in the peripheral area and spaced apart from the display area, the first dam structure and the transmission pattern being portions of a same material layer.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: November 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gu Kim, Ji Yun Park, Jong Ho Son, Jong Min Ok, Sun-Young Chang, Hye Lim Jang, Baek Kyun Jeon, Kyung Seon Tak
  • Patent number: 12150357
    Abstract: The present invention provides a display panel and a display device. The display panel includes a first fan-out region, a bonding region disposed on a side of the first fan-out region, a second fan-out region disposed on a side of the bonding region away from the first fan-out region, a plurality of first metal lines, a plurality of second metal lines, wherein a resistivity of the second metal lines is less than a resistivity of the first metal lines, and a plurality of connecting lines, wherein one end of each of the connecting lines is connected to the first metal line, and the other end of each of the connecting lines is connected to the second metal lines.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: November 19, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Weiwei Yang
  • Patent number: 12150338
    Abstract: A display screen (12A) includes a carrier (18), OLED pixels (14) disposed over the carrier (18), and control circuitry (16) disposed over the carrier (18) and coupled to the OLED pixels (14). The display screen (12A) also includes a light absorption layer (100) disposed in a plane such that the carrier (18) is on a first side of the plane, and the OLED pixels (14) and control circuitry (16) are on a second side of the plane. In some implementations, the light absorption layer (100) helps prevent light (40) emitted by an optical sensor module (10) disposed behind the OLED display screen (12A) from directly impinging on light sensitive regions of the display screeds control circuitry (16). The light absorption layer (100) also can, in some instances, help prevent light (42) from directly impinging on, and being reflected by, regions of the display screeds pixels (14).
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: November 19, 2024
    Assignee: AMS INTERNATIONALAG
    Inventors: Matthew Sampsell, Greg Stoltz, Kathryn Pulejo
  • Patent number: 12148655
    Abstract: The present disclosure provides a method for forming a three-dimensional (3D) memory. In an example, the method includes forming a stack structure having interleaved a plurality of stack first layers and a plurality of stack second layers, forming a stair in the stack structure, the stair having one of the stack first layers on a top surface, and forming a layer of sacrificial material having a first portion over a side surface of the stair and a second portion over the top surface of the stair. The method also includes partially removing the first portion of the layer of sacrificial material using an anisotropic etching process and removing a remaining portion of the first portion of the layer of sacrificial material using an isotropic etching process.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: November 19, 2024
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventors: Xiangning Wang, Bin Yuan, Chen Zuo, Zhu Yang, Zongke Xu
  • Patent number: 12144200
    Abstract: A display device of the present disclosure includes a substrate, a lens layer including a lens, a light-transmitting layer that contacts a lens surface of the lens, and has translucency, a pixel electrode disposed between the substrate and the lens layer, and a color filter disposed between the pixel electrode and the lens layer. The lens is disposed so as to correspond to the pixel electrode. A refractive index of a constituent material for the lens is lower than a refractive index of a constituent material for the light-transmitting layer.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: November 12, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Osamu Yokoyama, Takeshi Koshihara, Mitsutaka Ide
  • Patent number: 12144211
    Abstract: A display apparatus includes: a substrate including a display area, a peripheral area, a pad area, and a bending area, the peripheral area being outside the display area, the pad area being within the peripheral area, and the bending area being between the display area and the pad area; a first organic insulating layer at the bending area; a first conductive line on the first organic insulating layer; a second organic insulating layer on the first conductive line; a third organic insulating layer on the second organic insulating layer; and a metal pattern on the third organic insulating layer, and overlapping with at least a portion of the first conductive line.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: November 12, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Chungi You