Patents Examined by Phuc T. Dang
  • Patent number: 11818928
    Abstract: A display apparatus having a display panel that includes a first pad portion is provided. A flexible printed circuit board is configured to attach to the display panel. The flexible printed circuit board includes a second pad portion that is configured to electrically connect to the first pad portion. The first pad portion includes a plurality of first signal pads, a first test pad, and a first alignment pad having a first shape. The second pad portion comprises a second alignment pad having a second shape. The second alignment pad includes a first portion and a second portion that are spaced apart from each other. The first shape and the second shape are configured to form a predetermined alignment mark when the flexible printed circuit board is attached to the display panel at a predetermined position.
    Type: Grant
    Filed: July 7, 2021
    Date of Patent: November 14, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Huntae Kim, Sungun Park, Dongyoub Lee, Jiwon Han
  • Patent number: 11817452
    Abstract: A method disclosed includes the following operations as below: forming at least one capacitor between multiple interposing conductors and multiple gates; and forming multiple interposing connectors connected to the interposing conductors. One of the interposing conductors is interposed between two adjacent gates of the gates. In a plain view, the interposing connectors are separate from the gates.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: November 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chung-Hui Chen, Hao-Chieh Chan, Wei-Chih Chen
  • Patent number: 11812645
    Abstract: A display panel and a display device are provided. The display panel includes a substrate; a driving circuit layer, disposed on the substrate and including a reset signal line and a first power signal line; a light-emitting element layer, including organic light-emitting elements, wherein each organic light-emitting element includes a first electrode, a light-emitting layer, and a second electrode, and the light-emitting layer includes a first common layer, a light-emitting material layer and a second common layer; and a compensation capacitor, disposed between at least two adjacent organic light-emitting elements and including a first plate and a second plate insulated from each other, wherein the first plate is disposed on a side of the first common layer facing the substrate and in contact with the first common layer and electrically connected with the reset signal line, and the second plate is electrically connected with the first power signal line.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: November 7, 2023
    Assignee: XIAMEN TIANMA MICRO ELECTRONICS CO., LTD.
    Inventors: Zhengchuan Zhang, Huangyao Wu, Hao Dai, Hai Liu
  • Patent number: 11805675
    Abstract: A display panel and a display device are provided. The display panel includes a substrate an array layer on the substrate; a display layer located on a side of the array layer away from the substrate, wherein the display layer includes a plurality of light-emitting devices; an optical layer located on a side of the display layer away from the array layer, wherein the optical layer includes a first optical structure, and the first optical structure is arranged corresponding to intervals between the plurality of light-emitting devices; and a first light-shielding member located on a side of the optical layer facing the substrate, wherein the first light-shielding member forms a light pass opening, and the light pass opening and the first optical structure overlap each other.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: October 31, 2023
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yaodong Wu, Yang Zeng, Shucheng Ge, Yu Cai
  • Patent number: 11805682
    Abstract: An organic light emitting diode display substrate, comprises: a base substrate, and a first data line, a driving thin film transistor and an energy storage capacitor, wherein the energy storage capacitor comprises a first capacitor plate and a second capacitor plate disposed opposite to each other, and the second capacitor plate is electrically connected to a gate of the driving thin film transistor, in a direction away from the base substrate, the first capacitor plate is disposed between the first data line and the second capacitor plate. The display substrate further comprises a power line and a voltage equalizing line which are electrically connected, the power line extends in a first direction which is substantially parallel to a direction in which the first data line extends, and the voltage equalizing line extends in a second direction. A method of manufacturing the display substrate and a display device are also provided.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: October 31, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yipeng Chen, Li Wang, Lujiang Huangfu
  • Patent number: 11800749
    Abstract: Provided are a display panel and a display device. The display panel includes a base substrate; a first transistor and a second transistor, where the first transistor and the second transistor are formed on the base substrate, the first transistor includes a first active layer, a first gate, a first source, and a first drain, the first active layer contains silicon, the second transistor includes a second active layer, a second gate, a second source, and a second drain; and a first insulating layer and a second insulating layer, where the first insulating layer is located on a side of the second active layer facing away from the base substrate and between the second gate and the second active layer, the second insulating layer is located on a side of the second active layer facing towards the base substrate.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: October 24, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Shui He, Ping An, Yaqi Kuang
  • Patent number: 11800751
    Abstract: A display panel includes: a substrate including a main display area, a component area, and a peripheral area; an auxiliary display element in the component area; an auxiliary pixel circuit in the peripheral area and comprising an auxiliary thin-film transistor and an auxiliary storage capacitor; a transparent connection line connecting the auxiliary display element to the auxiliary pixel circuit; and a first organic insulating layer and a second organic insulating layer that are stacked between the substrate and the auxiliary display element in the component area, wherein the first organic insulating layer is between the transparent connection line and the auxiliary display element, and a refractive index of the first organic insulating layer is between a refractive index of the transparent connection line and a refractive index of the second organic insulating layer.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: October 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Juhoon Kang, Gunhee Kim, Hyunho Kim, Hyungkeun Park, Donghwan Shim, Taehoon Yang, Joohee Jeon, Sunyoung Jung, Chungsock Choi
  • Patent number: 11798951
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: October 24, 2023
    Assignee: Sony Group Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 11793024
    Abstract: Optoelectronic devices that include a composite film in a multilayered encapsulation stack are provided. Also provided are methods of forming the light reflection-modifying structures, as well as other polymeric device layers, using inkjet printing. The composite films include a first, lower refractive index domain and a second, higher refractive index domain.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: October 17, 2023
    Assignee: Kateeva, Inc.
    Inventors: Florian Pschenitzka, Christopher D. Favaro
  • Patent number: 11793043
    Abstract: A display apparatus in which a display area is expanded so that an image may be displayed even in an area where components are arranged\is provided. The display apparatus includes a substrate including a first area in which a transmissive portion is located and a second area adjacent to the first area, a pixel circuit unit arranged in the first area and including a pixel circuit, a first pixel electrode arranged in the first area and electrically connected to the pixel circuit, the first pixel electrode having a first portion overlapping the pixel circuit unit and a second portion not overlapping the pixel circuit unit, and a metal pattern layer arranged between the substrate and the first pixel electrode and corresponding to the second portion.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: October 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunghwan Kim, Wonkyu Kwak
  • Patent number: 11791340
    Abstract: Systems, methods, and apparatus for an improved body tie construction are described. The improved body tie construction is configured to have a lower resistance body tie exists when the transistor is “off” (Vg approximately 0 volts). When the transistor is “on” (Vg>Vt), the resistance to the body tie is much higher, reducing the loss of performance associated with presence of body tie. Space efficient Body tie constructions adapted for cascode configurations are also described.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: October 17, 2023
    Assignee: pSemi Corporation
    Inventor: Simon Edward Willard
  • Patent number: 11785815
    Abstract: A flat panel device, such as a flat display, comprises a substrate; a power circuit; a plurality of pixel circuits, each pixel circuit coupled to a self-emitting device; and a plurality of power lines electrically coupled to the plurality of pixel circuits. The plurality of power lines are also electrically coupled to the power circuit by a plurality of vias traveling through the substrate.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: October 10, 2023
    Assignee: V-Finity, Inc.
    Inventor: Heng Liu
  • Patent number: 11783956
    Abstract: A device for producing electricity. In one embodiment, the device comprises a doped germanium or a doped GaAs substrate and a plurality of stacked material layers (some of which are doped) above the substrate. These stacked material layers, which capture beta particles and generate electrical current, may include, in various embodiments, GaAs, InAlP, InGaP, InAlGaP, AlGaAs, and other semiconductor materials. A radioisotope source generates beta particles that impinge the stack, create electron-hole pairs, and thereby generate electrical current. In another embodiment the device comprises a plurality of epi-liftoff layers and a backing support material. The devices can be connected in series or parallel.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: October 10, 2023
    Assignee: City Labs, Inc.
    Inventor: Peter Cabauy
  • Patent number: 11785811
    Abstract: An array substrate, a method for manufacturing the array substrate and a display device are provided. The array substrate includes: a base substrate, and a thin film transistor, a storage capacitor, and a lapping pattern for connecting the thin film transistor to the storage capacitor arranged on the base substrate; wherein the thin film transistor includes a semiconductor layer, a gate insulation layer, a gate electrode, an interlayer insulation layer, a source electrode and a drain electrode arranged sequentially in that order; the interlayer insulation layer includes at least two inorganic insulation layers and at least one organic insulation layer laminated one on another, and both a layer proximate to the base substrate and a layer distal to the base substrate in the interlayer insulation layer are the inorganic insulation layers.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: October 10, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ning Liu, Jun Liu, Wei Song, Qinghe Wang, Bin Zhou, Liangchen Yan
  • Patent number: 11778861
    Abstract: A display device includes: a window including a front area and a side area bent from the front area, the side area having a first curvature; and a display panel including a first display area facing the front area of the window and a second display area facing the side area of the window, the first display area including first, second, and third light emission areas, the second display area including the first, second, and third light emission areas. The second display area comprises an edge display area and a corner display area disposed at an end of the edge display area, and the first light emission area, the second light emission area, and the third light emission area of the corner display area are disposed in a stair shape along a curved edge of the corner display area.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: October 3, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Juchan Park, Sunho Kim, Joohee Jeon, Sungjin Hong, Taehoon Yang
  • Patent number: 11769695
    Abstract: Integrated circuit devices and methods of forming the same are provided. A method according to the present disclosure includes providing a workpiece including a first metal feature in a dielectric layer and a capping layer over the first metal feature, selectively depositing a blocking layer over the capping layer, depositing an etch stop layer (ESL) over the workpiece, removing the blocking layer, and depositing a second metal feature over the workpiece such that the first metal feature is electrically coupled to the second metal feature. The blocking layer prevents the ESL from being deposited over the capping layer.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: September 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hsin-Yen Huang, Shao-Kuan Lee, Cheng-Chin Lee, Hsiang-Wei Liu, Tai-I Yang, Chia-Tien Wu, Hai-Ching Chen, Shau-Lin Shue
  • Patent number: 11764129
    Abstract: Various embodiments of the present application are directed towards an integrated circuit (IC) in which a shield structure blocks the migration of charge to a semiconductor device from proximate a through substrate via (TSV). In some embodiments, the IC comprises a substrate, an interconnect structure, the semiconductor device, the TSV, and the shield structure. The interconnect structure is on a frontside of the substrate and comprises a wire. The semiconductor device is on the frontside of the substrate, between the substrate and the interconnect structure. The TSV extends completely through the substrate, from a backside of the substrate to the wire, and comprises metal. The shield structure comprises a PN junction extending completely through the substrate and directly between the semiconductor device and the TSV.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: September 19, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Min-Feng Kao, Dun-Nian Yaung, Hsing-Chih Lin, Jen-Cheng Liu, Wei-Tao Tsai
  • Patent number: 11764180
    Abstract: A semiconductor device includes a semiconductor substrate and a connection terminal, including a base pillar, on the semiconductor substrate. An insulation layer is formed on the semiconductor substrate, the insulation layer including an opening in the insulation layer through which the base pillar extends, wherein a side wall of the insulation layer defining the opening includes a horizontal step at a level that is lower than an uppermost portion of the base pillar.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: September 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ju-Ik Lee, Dong-Wan Kim, Seokho Shin, Jung-Hoon Han, Sang-Oh Park
  • Patent number: 11765931
    Abstract: A display device includes a first substrate, a display region with pixels each including a light emitting element above the first substrate, a first inorganic insulating layer covering the display region, a first organic insulating layer on the first inorganic insulating layer, a second inorganic insulating layer on the first organic insulating layer, a second organic insulating layer on the second inorganic insulating layer, a third organic insulating layer a on the second organic insulating layer, acidity of the third organic insulating layer being stronger than acidity of the second organic insulating layer, and a polarizing plate arranged on the third organic insulating layer.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: September 19, 2023
    Assignee: Japan Display Inc.
    Inventor: Hiroki Ohara
  • Patent number: 11764249
    Abstract: Some embodiments provide an image sensor pixel comprising a junction field effect transistor (JFET) and a floating diffusion configured to act as the gate of the JFET. An image sensor may comprise a plurality of pixels, at least one pixel comprising floating diffusion region formed in a semiconductor substrate, a transfer gate configured to selectively cause transfer of photocharge stored in the pixel to the floating diffusion, and a JFET having (i) a source and a drain coupled by a channel region, and (ii) a gate comprising the floating diffusion region.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: September 19, 2023
    Assignee: TRUSTEES OF DARTMOUTH COLLEGE
    Inventors: Jiaju Ma, Leo Anzagira, Eric R. Fossum