Patents Examined by Raj R Gupta
  • Patent number: 11183563
    Abstract: A substrate structure and a method for fabricating a semiconductor structure including the substrate structure are provided. The substrate structure includes a substrate, a bow adjustment layer, and a silicon layer. The bow adjustment layer is on the top surface of the substrate. The silicon layer is on the bow adjustment layer. The substrate structure has a total bow value, and the total vow value is from ?20 ?m to ?40 ?m.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: November 23, 2021
    Assignee: Vanguard International Semiconductor Corporation
    Inventors: Yung-Fong Lin, Cheng-Tao Chou
  • Patent number: 11183673
    Abstract: A display device including: a display panel; a polarization film disposed on the display panel; and a reflective layer disposed on the polarization film, wherein the reflective layer is disposed between a first hole and a first groove, wherein the first hole passes through the display panel and the polarization film, and the first groove is provided in the display panel around the first hole.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: November 23, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yongjun Park, Sunghoon Yang, Seyoon Oh, Jongmin Lee
  • Patent number: 11171235
    Abstract: A semiconductor device includes a substrate, a first transistor, and a second transistor. The first transistor is disposed on the substrate within a first region and includes a first gate electrode. The first gate electrode includes a first filter layer between and in contact with a first conductive layer and a second conductive layer. The second transistor is disposed on the substrate within a second region and includes a second gate electrode. The second gate electrode includes a second filter layer between and in contact with a third conductive layer and a fourth conductive layer. The first transistor and the second transistor have a same conductive type, a first threshold voltage of the first transistor is lower than a second threshold voltage of the second transistor, and a first thickness of the first filter layer is larger than a second thickness of the second filter layer.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: November 9, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Chang Wei, Chia-Lin Hsu, Hsien-Ming Lee, Ji-Cheng Chen
  • Patent number: 11158723
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a first well region, a second well region, an isolation structure, and a gate structure. The first well region is disposed in the substrate. The second well region is disposed in the substrate. The second well region is adjoining the first well region. The isolation structure is disposed in the first well region. The gate structure is disposed on the substrate. The gate structure includes a first gate portion and a second gate portion. The first gate portion overlaps the first well region and the second well region. There is an opening between the first gate portion and the second gate portion exposing a portion of the isolation structure.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: October 26, 2021
    Assignee: VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATION
    Inventors: Chih-Hung Lin, Chia-Hao Lee
  • Patent number: 11152513
    Abstract: A semiconductor device with favorable reliability is provided. The semiconductor device includes a first insulator; a second insulator positioned over the first insulator; an oxide positioned over the second insulator; a first conductor and a second conductor positioned apart from each other over the oxide; a third insulator positioned over the oxide, the first conductor, and the second conductor; a third conductor positioned over the third insulator and at least partly overlapping with a region between the first conductor and the second conductor; a fourth insulator positioned to cover the oxide, the first conductor, the second conductor, the third insulator, and the third conductor; a fifth insulator positioned over the fourth insulator; and a sixth insulator positioned over the fifth insulator.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: October 19, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Yoshinobu Asami, Takahisa Ishiyama, Motomu Kurata, Ryo Tokumaru, Noritaka Ishihara, Yusuke Nonaka
  • Patent number: 11121310
    Abstract: A structure used in the formation of a spintronics element, the spintronics element to include a plurality of laminated layers, includes a substrate, a plurality of laminated layers formed on the substrate, an uppermost layer of the plurality of laminated layers being a non-magnetic layer containing oxygen, and a protection layer directly formed on the uppermost layer, the protection layer preventing alteration of characteristics of the uppermost layer while exposed in an atmosphere including H2O, a partial pressure of H2O in the atmosphere being equal to or larger than 10?4 Pa, no other layer being directly formed on the protection layer.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: September 14, 2021
    Assignee: TOHOKU UNIVERSITY
    Inventors: Soshi Sato, Masaaki Niwa, Hiroaki Honjo, Shoji Ikeda, Hideo Ohno, Tetsuo Endo
  • Patent number: 11101271
    Abstract: A method of forming an array of cross point memory cells comprises using two, and only two, masking steps to collectively pattern within the array spaced lower first lines, spaced upper second lines which cross the first lines, and individual programmable devices between the first lines and the second lines where such cross that have an upwardly open generally U-shape vertical cross-section of programmable material laterally between immediately adjacent of the first lines beneath individual of the upper second lines. Arrays of cross point memory cells independent of method of manufacture are disclosed.
    Type: Grant
    Filed: January 20, 2020
    Date of Patent: August 24, 2021
    Assignee: Micron Technology, Inc.
    Inventor: Durai Vishak Nirmal Ramaswamy
  • Patent number: 11101384
    Abstract: A power semiconductor device includes a substrate, a first well, a second well, a drain, a source, a first gate structure, a second gate structure and a doping region. The first well has a first conductivity and extends into the substrate from a substrate surface. The second well has a second conductivity and extends into the substrate from the substrate surface. The drain has the first conductivity and is disposed in the first well. The source has the first conductivity and is disposed in the second well. The first gate structure is disposed on the substrate surface and at least partially overlapping with the first well and second well. The second gate structure is disposed on the substrate surface and overlapping with the second well. The doping region has the first conductivity, is disposed in the second well and connects the first gate structure with the second gate structure.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: August 24, 2021
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Zong-Han Lin, Yi-Han Ye
  • Patent number: 11075297
    Abstract: A semiconductor device includes a semiconductor layer. A first conductivity type region is formed on a base layer portion of the semiconductor layer. A body region of a second conductivity type is formed on the semiconductor layer to be in contact with the first conductivity type region. A trench in which a gate electrode is embedded through a gate insulating film is formed on the semiconductor layer. The trench penetrates through the body region, so that a deepest portion thereof reaches the first conductivity type region. A source region of the first conductivity type is formed on a surface layer portion of the semiconductor layer around the trench. The gate insulating film includes a thick-film portion having a relatively large thickness on a bottom surface of the trench.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: July 27, 2021
    Assignee: ROHM CO., LTD.
    Inventor: Naoki Izumi
  • Patent number: 11069766
    Abstract: A display panel with irregular shape and a display device. The display panel with irregular shape includes a plurality of first constant potential lines and a plurality of data lines with different lengths; and a display area is divided into a plurality of display subareas in the extending direction of the first constant potential lines, and at least one data line is arranged in each display subarea. For the different display subareas, a shorter one of the plurality of data lines in the display subareas is associated with a larger total overlapped area between this data line in the display subareas and the associated one of the plurality first constant potential lines.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: July 20, 2021
    Assignee: SHANGHAI TIANMA AM-OLED CO., LTD.
    Inventor: Baosheng Tao
  • Patent number: 11063042
    Abstract: A semiconductor device having a first region and a second region is provided. The first region has a first protruding structure and a second protruding structure. The second region has a third protruding structure and a fourth protruding structure. First, second, third, and fourth epi-layers are formed on the first, second, third, and fourth protruding structures, respectively. The first and second epi-layers are covered with a first photoresist layer while leaving the third and fourth epi-layers exposed. A dielectric layer is formed over the first photoresist layer and over the third and fourth epi-layers. A portion of the dielectric layer is covered with a second photoresist layer. The portion of the dielectric layer is formed over the third and fourth epi-layers. Portions of the dielectric layer not protected by the first and second photoresist layers are etched. The first and second photoresist layers are removed.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: July 13, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chen-Han Wang, Chun-Hsiung Lin
  • Patent number: 11043522
    Abstract: The present disclosure, in some embodiments, relates to a multi-dimensional integrated chip structure. The structure includes a first interconnect layer within a first dielectric structure on a first substrate, and a second interconnect layer within a second dielectric structure on a second substrate. A bonding structure is between the first dielectric structure and the second substrate. An inter-tier interconnect structure extends through the second substrate and between a top of the first interconnect layer and a bottom of the second interconnect layer. The inter-tier interconnect structure includes a first region having substantially vertical sidewalls extending through the second substrate and a second region below the first region and having tapered sidewalls surrounded by the bonding structure.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: June 22, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Jeng-Shyan Lin, Dun-Nian Yaung, Jen-Cheng Liu, Hsun-Ying Huang, Wei-Chih Weng, Yu-Yang Shen
  • Patent number: 11005029
    Abstract: A device is disclosed. The device includes a first magnetic layer and a tunnel barrier. The first magnetic layer has a volume uniaxial magnetic crystalline anisotropy. The magnetic moment of the first layer is substantially perpendicular to the first layer. The tunnel barrier is in proximity to the first magnetic layer. The orientation of the magnetic moment of the first magnetic layer is reversed by spin transfer torque induced by current passing between and through the first magnetic layer and the tunnel barrier.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: May 11, 2021
    Assignees: Samsung Electronics Co., Ltd.
    Inventors: Jaewoo Jeong, Mahesh G. Samant, Stuart S. P. Parkin, Yari Ferrante
  • Patent number: 11004826
    Abstract: A method includes forming a dielectric layer over a carrier, forming a plurality of bond pads in the dielectric layer, and performing a planarization to level top surfaces of the dielectric layer and the plurality of bond pads with each other. A device die is bonded to the dielectric layer and portions of the plurality of bond pads through hybrid bonding. The device die is encapsulated in an encapsulating material. The carrier is then demounted from the device die and the dielectric layer.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: May 11, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Sung-Feng Yeh, Ming-Fa Chen
  • Patent number: 11005066
    Abstract: This organic electronic device using an adhesive film encapsulation technology includes: a substrate; an electrode layer formed of a transparent conductive material on the top surface of the substrate; an active region layer which is an active layer that induces the flow of holes or electrons in a portion of the electrode layer; a counter electrode formed of a conductive material on the top surface of the electrode layer and the active region layer; an adhesive film attached to cover a region including the active region layer; and a cover material disposed at a certain distance vertically upward and apart from the adhesive film, and sealing the space between counter electrodes by using an encapsulating material along both edges thereof, wherein a gap is formed between the adhesive film and the cover material.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: May 11, 2021
    Assignee: Dongjin Semichem Co., Ltd.
    Inventor: Dong Hyun Lee
  • Patent number: 11004983
    Abstract: An object is to provide a memory device including a memory element that can be operated without problems by a thin film transistor with a low off-state current. Provided is a memory device in which a memory element including at least one thin film transistor that includes an oxide semiconductor layer is arranged as a matrix. The thin film transistor including an oxide semiconductor layer has a high field effect mobility and low off-state current, and thus can be operated favorably without problems. In addition, the power consumption can be reduced. Such a memory device is particularly effective in the case where the thin film transistor including an oxide semiconductor layer is provided in a pixel of a display device because the memory device and the pixel can be formed over one substrate.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: May 11, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Masashi Tsubuku, Kosei Noda, Kouhei Toyotaka, Kazunori Watanabe, Hikaru Harada
  • Patent number: 10998229
    Abstract: Systems, methods, and devices facilitating a transistor with an improved self-aligned contact are provided. In one example, a method comprises depositing a dielectric layer onto a first gate region and a second gate region of a semiconductor device, wherein the first gate region and the second gate region are separated by a substrate contact region, and wherein the dielectric layer has a first etch sensitivity to an inter-layer dielectric; and depositing a sacrificial layer onto the dielectric layer, wherein the sacrificial layer has a second etch sensitivity to the inter-layer dielectric that is greater than the first etch sensitivity.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: May 4, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Kangguo Cheng, Zhenxing Bi, Juntao Li, Dexin Kong
  • Patent number: 10983278
    Abstract: An apparatus comprises a substrate having a plateau region and a trench region, a metal layer over the plateau region, a semiconductor component over the trench region, wherein a gap is between the plateau region and the semiconductor component, an adhesion promoter layer over the plateau region, the semiconductor component and the gap, a dielectric layer over the adhesion promoter layer and a bonding interface formed between the adhesion promoter layer and the dielectric layer, wherein the bonding interface comprises a chemical structure comprising a first dielectric material of the adhesion promoter layer and a second dielectric material of the dielectric layer.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: April 20, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Hao Tseng, Ying-Hao Kuo, Kai-Fang Cheng, Hai-Ching Chen, Tien-I Bao
  • Patent number: 10957578
    Abstract: The present disclosure relates to semiconductor structures and, more particularly, to a single diffusion break device and methods of manufacture. The structure includes a single diffusion break structure with a fill material between sidewall spacers of the single diffusion break structure and a channel oxidation below the fill material.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: March 23, 2021
    Assignee: GLOBALFOUNDRIES U.S. INC.
    Inventors: Wei Hong, Hui Zang, Hsien-Ching Lo, Zhenyu Hu, Liu Jiang
  • Patent number: 10937869
    Abstract: The subject matter disclosed herein relates to wide band gap semiconductor power devices and, more specifically, to high-energy implantation masks used in forming silicon carbide (SiC) power devices, such as charge balanced (CB) SiC power devices. An intermediate semiconductor device structure includes a SiC substrate layer having a first conductivity type and silicon carbide (SiC) epitaxial (epi) layer having the first conductivity type disposed on the SiC substrate layer. The intermediate device structure also includes a silicon high-energy implantation mask (SiHEIM) disposed directly on a first portion of the SiC epi layer and having a thickness between 5 micrometers (?m) and 20 ?m. The SiHEIM is configured to block implantation of the first portion of the SiC epi layer during a high-energy implantation process having an implantation energy greater than 500 kiloelectron volts (keV).
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: March 2, 2021
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: William Gregg Hawkins, Reza Ghandi, Christopher Bauer, Shaoxin Lu