Patents Examined by Bryan R Junge
  • Patent number: 12289965
    Abstract: A display substrate and a test method thereof are disclosed. The display substrate includes a base substrate, data lines, data leads, a first test circuit and a second test circuit. A display region of the base substrate includes a pixel array, and the pixel array includes a plurality of sub-pixels; the first test circuit is configured to apply a first test signal to the plurality of sub-pixels to perform a first test in a first test stage; the second test circuit is configured to apply a second test signal to the plurality of sub-pixels to perform a second test in a second test stage. The first test circuit includes a first test switch circuit and a first test control signal application circuit, a first test control signal pad and a first test control signal bypass are respectively electrically connected to a control terminal of the first test switch circuit.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: April 29, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiping Zhao, Mengmeng Du, Xiangdan Dong, Hongwei Ma
  • Patent number: 12284855
    Abstract: A miniature light emitting diode chip, a display substrate and a manufacturing method thereof, and a display device are provided. The miniature light emitting diode chip includes: a substrate, including a first side and a second side; a first contact portion and a plurality of contact portions; and a plurality of miniature light emitting diodes. The miniature light emitting diodes each include a first electrode and a second electrode. An orthographic projection of a combination of the plurality of miniature light emitting diodes and a spacing between any two of the plurality of miniature light emitting diodes falls within the substrate. The first electrode of each of the plurality of miniature light emitting diodes is electrically connected to the first contact portion, and the second electrode of each of the plurality of miniature light emitting diodes is electrically connected to the plurality of second contact portions, respectively.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: April 22, 2025
    Assignees: BOE MLED TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xaiwei Yun, Chenchang Chen, Wenchieh Huang, Bo Gao, Xuehai Qian, Meiling Jin, Wenjia Sun, Xiaozhou Liu
  • Patent number: 12274138
    Abstract: A display panel and a display device. The display panel includes: a display area including an optical component area and a regular display area, a first light-emitting device is arranged in the optical component area, a second light-emitting device is arranged in the regular display area, the first light-emitting device is electrically connected with a first pixel circuit, and the second light-emitting device is electrically connected with a second pixel circuit; a transparent conductive layer arranged in the optical component area, the transparent conductive layer includes a connection wire, and the connection wire includes an electrode transition line electrically connected with the first light-emitting device; and a metal external connection line being electrically connected with the electrode transition line and the first pixel circuit respectively outside the optical component area. In the present disclosure, the display effect is ensured while the transparency of the optical component area is ensured.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: April 8, 2025
    Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yangzhao Ma, Zhiqiang Xia
  • Patent number: 12243791
    Abstract: Provided is method of manufacturing a semiconductor device. The method includes: forming a metal layer on a carrier; forming a conductor pattern layer on the metal layer; mounting a semiconductor chip on a tape; forming an encapsulant covering the semiconductor chip; attaching the conductor pattern layer to the encapsulant; removing the tape; and forming a connection structure electrically connected to the semiconductor chip in an area from which the tape is removed.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: March 4, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sunghawn Bae, Doohwan Lee, Jooyoung Choi
  • Patent number: 12228833
    Abstract: A liquid crystal display device includes a substrate, first through third thin-film transistors (“TFTs”) disposed on the substrate, and first and second sub-pixel electrodes disposed above the first through third TFTs. The second and third TFTs share a single output terminal as their output terminals, the first sub-pixel electrode is electrically connected to an output terminal of the first TFT, and the second sub-pixel electrode is electrically connected to the single output terminal of the second and third TFTs.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: February 18, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kye Uk Lee, Ja Yong Koo, Kee Bum Park, Jae Yong Shin, Seong Young Lee, Seul Bee Lee, Woong Lee
  • Patent number: 12225736
    Abstract: A certain embodiment includes: first wiring layers extended in a first direction arranged in a second direction crossing the first direction; second wiring layers, including two layers having mutually different materials, extended in the second direction arranged in the first direction above the first wiring layers; third wiring layers extended in the first direction arranged in the second direction above the second wiring layers; a first memory cell disposed between one second wiring layer and one first wiring layer between the second and first wiring layers; a second memory cell disposed between one third wiring layer and the one second wiring layer between the third and second wiring layers; a third memory cell disposed between the one second wiring layer and another closest first wiring layer adjacent to the first wiring layer having the first memory cell; and an insulation layer disposed between the first and third memory cells.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: February 11, 2025
    Assignee: Kioxia Corporation
    Inventor: Kotaro Noda
  • Patent number: 12219848
    Abstract: The present invention provides a display panel, including a substrate (including a flat region and a curved region), a plurality of sub-pixels (including a first sub-pixel, a second sub-pixel, and a third sub-pixel), a packaging layer covering the plurality of sub-pixels, and an optical film layer. The optical film layer includes a plurality of condensation regions and a plurality of transmission regions, the plurality of condensation regions include a first condensation region located on the curved region and disposed corresponding to the first sub-pixel, and the plurality of transmission regions include a first transmission region located on the flat region and disposed corresponding to the first sub-pixel.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: February 4, 2025
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Haoran Wang
  • Patent number: 12200993
    Abstract: A display device includes a display element that includes a pixel electrode and a common electrode, a driving thin-film transistor, a first thin-film transistor connected to a gate electrode of the driving thin-film transistor and a first initialization voltage, a second thin-film transistor connected to the pixel electrode of the display element and a second initialization voltage line, and a common voltage line connected to the first initialization voltage line and the second initialization voltage line, wherein a voltage equal to a voltage transmitted to the common electrode is transmitted to the common voltage line.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: January 14, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ansu Lee, Jihye Lee, Kangmoon Jo
  • Patent number: 12191366
    Abstract: A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a gate stack structure formed over a substrate. The gate stack structure includes a gate electrode structure having a first portion and a second portion and a first conductive layer below the gate electrode structure. In addition, the first portion of the gate electrode structure is located over the second portion of the gate electrode structure, and a width of a top surface of the first portion of the gate electrode structure is greater than a width of a bottom surface of the second portion of the gate electrode structure.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: January 7, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Bo-Wen Hsieh, Wen-Jia Hsieh, Yi-Chun Lo, Mi-Hua Lin
  • Patent number: 12188121
    Abstract: Methods of depositing a silicon oxide film are disclosed. One embodiment is a plasma enhanced atomic layer deposition (PEALD) process that includes supplying a vapor phase silicon precursor, such as a diaminosilane compound, to a substrate, and supplying oxygen plasma to the substrate. Another embodiment is a pulsed hybrid method between atomic layer deposition (ALD) and chemical vapor deposition (CVD). In the other embodiment, a vapor phase silicon precursor, such as a diaminosilane compound, is supplied to a substrate while ozone gas is continuously or discontinuously supplied to the substrate.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: January 7, 2025
    Assignee: ASM Genitech Korea Ltd.
    Inventors: Tae Ho Yoon, Hyung Sang Park, Yong Min Yoo
  • Patent number: 12185590
    Abstract: According to one embodiment, a display device includes a base, a first insulating layer disposed on the base, a first electrode disposed on the first insulating layer, a second insulating layer disposed on the first insulating layer and including an opening overlapping the first electrode, a first trench not overlapping the first electrode, and a first surface between the opening and the first trench, an organic layer including a light-emitting layer, and a second electrode covering the organic layer. The organic layer includes a first portion disposed in the opening and covering the first electrode, a second portion disposed on the first surface, and a third portion disposed in the first trench and separated from the second portion.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: December 31, 2024
    Assignee: Japan Display Inc.
    Inventor: Hiroumi Kinjo
  • Patent number: 12096660
    Abstract: A display apparatus includes a display panel including a display element, a first film comprising an elastomeric material and disposed on the display panel, the first film having a first thickness, a first adhesive layer disposed on the first film, the first adhesive layer having a second thickness, and a second adhesive layer disposed between the display panel and the first film and having a third thickness equal to or greater than the second thickness of the first adhesive layer.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: September 17, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeoungsub Lee, Joohyeon Lee, Jieun Nam, Juhee Song, Heonjung Shin
  • Patent number: 12094944
    Abstract: A field effect transistor includes a gate dielectric and a gate electrode overlying an active region and contacting a sidewall of a trench isolation structure. The transistor may be a fringeless transistor in which the gate electrode does not overlie a portion of the trench isolation region. A planar dielectric spacer plate and a conductive gate cap structure may overlie the gate electrode. The conductive gate cap structure may have a z-shaped vertical cross-sectional profile to contact the gate electrode and to provide a segment overlying the planar dielectric spacer plate. Alternatively or additionally, a conductive gate connection structure may be provided to provide electrical connection between two electrodes of adjacent field effect transistors.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: September 17, 2024
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Dai Iwata, Hiroshi Nakatsuji, Hiroyuki Ogawa, Eiichi Fujikura
  • Patent number: 12027520
    Abstract: A first field effect transistor contains a first active region including a source region, a drain region and a channel region located between the source region and the drain region, a first gate dielectric overlying the active region, and a first gate electrode overlying the first gate dielectric. A second field effect transistor contains a second active region including a source region, a drain region and a channel region located between the source region and the drain region, a second gate dielectric overlying the active region, a second gate electrode overlying the second gate dielectric. A trench isolation region surrounds the first and the second active regions. The first field effect transistor includes a fringe region in which the first gate electrode extends past the active region perpendicular to the source region to drain region direction and the second field effect transistor does not include the fringe region.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: July 2, 2024
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Akihiro Yuu, Dai Iwata, Hiroyuki Ogawa
  • Patent number: 12020991
    Abstract: A method includes depositing a first high-k dielectric layer over a first semiconductor region, performing a first annealing process on the first high-k dielectric layer, depositing a second high-k dielectric layer over the first high-k dielectric layer; and performing a second annealing process on the first high-k dielectric layer and the second high-k dielectric layer.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: June 25, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Cheng-Hao Hou, Che-Hao Chang, Da-Yuan Lee, Chi On Chui
  • Patent number: 12015037
    Abstract: To prevent the occurrence of a defect in an infrared-light attenuation filter and prevent a reduction in image quality. An imaging device includes a photoelectric converter, an on-chip lens, a color filter, the infrared-light attenuation filter, and a protective film. The photoelectric converter performs photoelectric conversion depending on incident light. The on-chip lens collects the incident light into the photoelectric converter. Infrared light and visible light of a specified wavelength from among the collected incident light are transmitted through the color filter. The infrared-light attenuation filter attenuates the infrared light from among the collected incident light, and visible light from among the collected incident light is transmitted through the infrared-light attenuation filter. The protective film is arranged adjacent to the infrared-light attenuation filter and protects the infrared-light attenuation filter.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: June 18, 2024
    Assignee: Sony Semiconductor Solutions Corporation
    Inventor: Yusuke Moriya
  • Patent number: 11990475
    Abstract: A semiconductor device includes a substrate, an N-well area formed in the substrate, a first P-channel metal oxide semiconductor (PMOS) transistor having active regions formed in the N-well area, and a first N-channel metal oxide semiconductor (NMOS) transistor having active regions formed in the substrate. The first NMOS transistor includes a first N-type active region overlapping each of the substrate and the N-well area, when viewed from above a plane parallel to a top surface of the substrate.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: May 21, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ahreum Kim, Sunghoon Kim, Daeseok Byeon
  • Patent number: 11925074
    Abstract: A display panel has an active area, and the active area has a camera region. The display panel includes a base, an insulating layer, and a plurality of transparent wirings. The insulating layer is disposed on the base. The insulating layer is provided with a plurality of first grooves located in the camera region. An included angle between a groove wall of a first groove and a surface on which an opening of the first groove is located is less than 90 degrees. The plurality of transparent wirings are disposed on groove walls of the plurality of first grooves.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: March 5, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li Jia, Tao Gao
  • Patent number: 11894374
    Abstract: The present disclosure relates to the technical field of semiconductors, and provides a semiconductor structure and a manufacturing method thereof. The semiconductor structure includes a substrate, an NMOS transistor, and a PMOS transistor. The NMOS transistor includes a first dielectric layer, a first work function layer, and a first conductive layer that are stacked in sequence. The PMOS transistor includes a second dielectric layer, a second work function layer, and a second conductive layer that are stacked in sequence.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: February 6, 2024
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventors: Wenli Zhao, Jie Bai
  • Patent number: 11881428
    Abstract: A semiconductor structure manufacturing method includes: a substrate is provided, and a trench structure is formed in the substrate; a first dielectric layer is formed in the trench structure, and a top surface of the first dielectric layer is lower than a top surface of the trench structure; and a protective layer is formed in the trench structure, and the protective layers at least covers a surface of the first dielectric layer and part of a side wall of the trench structure.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: January 23, 2024
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventors: Kang You, Jie Bai