Patents Examined by Daniel P Shook
  • Patent number: 11114501
    Abstract: An SOI semiconductor structure, including a substrate layer formed on a back side and a semiconductor layer of a second conductivity type formed on a front side, an insulating layer being disposed between the substrate layer and the semiconductor layer, a three-dimensional Hall sensor structure having a sensor region made up of a monolithic semiconductor body being formed in the semiconductor layer, and the semiconductor body extending from an underside up to the front side, at least three first metallic terminal contacts being formed on the upper side, and at least three second metallic terminal contacts being formed on the underside, the first terminal contacts being offset with respect to the second terminal contacts in a projection perpendicular to the front side, each first terminal contact and each second terminal contact being formed in each case on a highly doped semiconductor contact region of a second conductivity type.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: September 7, 2021
    Assignee: TDK-Micronas GmbH
    Inventors: Christian Sander, Martin Cornils
  • Patent number: 11107913
    Abstract: In an effective region of an active region, main semiconductor elements that are vertical MOSFETs and a source pad of the main semiconductor elements are provided. In a non-operating region of the active region, a gate pad of the main semiconductor elements is provided on a front surface of a semiconductor substrate. Directly beneath the gate pad, in a surface region of the front surface of the semiconductor substrate, a p-type region is provided spanning the non-operating region of the active region overall. The p-type region of the non-operating region of the active region is electrically connected to the source pad and forms a parasitic diode by a pn junction with an n?-type drift region when the main semiconductor elements are OFF. The p-type region of the non-operating region of the active region has a rectangular planar shape with rounded or chamfered corner portions in a planar view.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: August 31, 2021
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Yasuyuki Hoshi
  • Patent number: 11101377
    Abstract: Techniques and mechanisms for providing efficient transistor functionality of an integrated circuit. In an embodiment, a transistor device comprises a first body of a high mobility semiconductor and a second body of a wide bandgap semiconductor. The first body adjoins each of, and is disposed between, the second body and a gate dielectric layer of the transistor. The second body extends between, and variously adjoins, each of a source of the transistor and a drain of the transistor. A location of the second body mitigates current leakage that might otherwise occur via the first body. In another embodiment, a mobility of the first body is equal to or greater than 100 cm2/V·s, wherein a bandgap of the second body is equal to or greater than 2.0 eV.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: August 24, 2021
    Assignee: Intel Corporation
    Inventors: Abhishek A. Sharma, Gilbert Dewey, Van H. Le, Willy Rachmady, Ravi Pillarisetty
  • Patent number: 11087979
    Abstract: Implementations of the present disclosure generally relate to methods and apparatuses for epitaxial deposition on substrate surfaces. More particularly, implementations of the present disclosure generally relate to methods and apparatuses for surface preparation prior to epitaxial deposition. In one implementation, a method of processing a substrate is provided. The method comprises etching a surface of a silicon-containing substrate by use of a plasma etch process, where at least one etching process gas comprising chlorine gas and an inert gas is used during the plasma etch process and forming an epitaxial layer on the surface of the silicon-containing substrate.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: August 10, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Christopher S. Olsen, Peter Stone, Teng-fang Kuo, Ping Han Hsieh, Manoj Vellaikal
  • Patent number: 11088225
    Abstract: The present invention provides a display device including a display panel. The display panel includes a main display region and a function additional region, and at least a portion of the function additional region is surrounded by the main display region. A plurality of first pixels are arranged in the function additional region. At least one light transmitting region is disposed in the function additional region, and an area of each of the at least one light transmitting region is greater than or equal to 0.32 mm2.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: August 10, 2021
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yong Zhao, Zuomin Liao, Tao Chen
  • Patent number: 11081513
    Abstract: A substrate includes a plurality of pixels arranged in a two-dimensional array structure and has a front side and a back side opposite to the front side. An interconnection is arranged on the front side of the substrate. An insulating layer, a color filter, and a micro-lens are arranged on the back side of the substrate. A pixel separation structure is disposed in the substrate. The pixel separation structure includes a conductive layer having a grid structure in a planar view of the image sensor and surrounds each of the plurality of pixels. A back side contact is vertically overlapped with and electrically connected to a grid point portion of the grid structure of the conductive layer of the pixel separation structure.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: August 3, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Han-seok Kim, Byung-jun Park, Hee-geun Jeong, Seung-joo Nah
  • Patent number: 11075136
    Abstract: A method of transferring heat in a package includes conducting heat from a first device to a second device by a low thermal resistance substrate path in a chip layer of the package, conducting heat from an integrated circuit (IC) to a first package layer of the package, conducting heat from the first package layer of the package to at least a first set of through-vias positioned in the chip layer, and conducting heat from the first set of through-vias to a surface of a second package layer opposite the chip layer. The first device and the second device is part of the IC chip. The first package layer is adjacent to the chip layer.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: July 27, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ying-Chih Hsu, Alan Roth, Chuei-Tang Wang, Chih-Yuan Chang, Eric Soenen, Chih-Lin Chen
  • Patent number: 11063142
    Abstract: A semiconductor device includes a silicon carbide body that includes a first section and a second section. The first section is adjacent to the second section. A drift region is formed in the first section and the second section. A lattice defect region is in a portion of the drift region in the second section. A first density of lattice defects, which include interstitials and vacancies in the lattice defect region, is at least double a second density of lattice defects, which include interstitials and vacancies in a portion of the drift region outside the lattice defect region.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: July 13, 2021
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Jens Peter Konrath, Wolfgang Bergner, Christian Hecht, Hans-Joachim Schulze, Andre Rainer Stegner
  • Patent number: 11063138
    Abstract: Quantum dot devices, and related systems and methods, are disclosed herein. In some embodiments, a quantum dot device may include a quantum well stack having a first face and a second opposing face; an array of parallel first gate lines at the first face or the second face of the quantum well stack; and an array of parallel second gate lines at the first face or the second face of the quantum well stack, wherein the second gate lines are oriented diagonal to the first gate lines.
    Type: Grant
    Filed: June 24, 2017
    Date of Patent: July 13, 2021
    Assignee: Intel Corporation
    Inventors: Kanwaljit Singh, James S. Clarke, Menno Veldhorst, Lieven Mark Koenraad Vandersypen
  • Patent number: 11056401
    Abstract: A semiconductor device includes a first source/drain feature adjoining first nanostructures, and a first multilayer work function structure surrounding the first nanostructures. The first multilayer work function structure includes a first middle dielectric layer around the first nanostructures and a first metal layer around and in contact with the first middle dielectric layer. The semiconductor device also includes a second source/drain feature adjoining second nanostructures, and a second multilayer work function structure surrounding the second nanostructures. The second multilayer work function structure includes a second middle dielectric layer around the second nanostructures and a second metal layer around and in contact with the second middle dielectric layer. The first middle dielectric layer and the second middle dielectric layer are made of dielectric materials. The second metal layer and the first metal layer are made of the same metal material.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: July 6, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: I-Sheng Chen, Tzu-Chiang Chen, Cheng-Hsien Wu, Chih-Chieh Yeh, Chih-Sheng Chang
  • Patent number: 11049765
    Abstract: A structure of semiconductor device includes a substrate, having a dielectric layer on top. The structure further includes at least two metal elements being adjacent, disposed in the dielectric layer, wherein an air gap is existing between the two metal elements. A porous dielectric layer is disposed over the substrate, sealing the air gap. An inter-layer dielectric layer disposed on the porous dielectric layer.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: June 29, 2021
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Da-Jun Lin, Bin-Siang Tsai, Chich-Neng Chang
  • Patent number: 11031468
    Abstract: Provided herein are semiconductor structures that include germanium and have a germanium nitride layer on the surface, as well as methods of forming the same. The described structures include nanowires and fins. Methods of the disclosure include metal-organic chemical vapor deposition with a germanium precursor. The described methods also include using a N2H4 vapor.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: June 8, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Martin Christopher Holland, Georgios Vellianitis
  • Patent number: 11031377
    Abstract: Embodiments of three-dimensional semiconductor devices and fabrication methods are disclosed. The method includes forming a first and a second memory chips and a microprocessor chip. The method also includes bonding a first interconnect layer of the first memory chip with a second interconnect layer of the second memory chip, such that one or more first memory cells of the first memory chip are electrically connected with one or more second memory cells of the second memory chip through interconnect structures of the first and second interconnect layers. The method further includes bonding a third interconnect layer of the microprocessor chip with a substrate of the second memory chip, such that the one or more microprocessor devices of the microprocessor chip are electrically connected with one or more second memory cell of the second memory chip through interconnect structures of the second and third interconnect layers.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: June 8, 2021
    Assignee: Yangtze Memory Technologies Co., Ltd.
    Inventor: Jun Liu
  • Patent number: 11031571
    Abstract: The present disclosure provides a display device and a method for preparing the same. The display device includes a first base; a transparent electrode arranged on the first base; a display substrate arranged on a side of the first base proximate to the transparent electrode and opposite to the first base, the display substrate comprising a cathode located on a side of the display substrate proximate to the first base; and a supporting body located between the transparent electrode and the cathode and configured to electrically conduct the transparent electrode and the cathode.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: June 8, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiewei Li, Biao Tian, Tao Jin, Shihlun Chen, Chuan Yin
  • Patent number: 11024599
    Abstract: The reliability of semiconductor device is improved. The method of manufacturing a semiconductor device has a step of performing plasma treatment prior to the wire bonding step, and the surface roughness of the pads after the plasma treatment step is equal to or less than 3.3 nm.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: June 1, 2021
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Ryo Hayashi, Yasuhiko Akaike
  • Patent number: 11011506
    Abstract: A bonded assembly includes a memory die including a three-dimensional memory array located on a first single crystalline semiconductor substrate, and a logic die including a peripheral circuitry located on a second single crystalline semiconductor substrate and bonded to the memory die. The three-dimensional memory array includes word lines and bit lines. The logic die includes field effect transistors having semiconductor channels configured to flow electrical current along a channel direction that is parallel to the bit lines or word lines. Different crystallographic orientations are used for the first and second single crystalline semiconductor substrates. The crystallographic orientations of the first single crystalline semiconductor substrate are selected to minimize stress deformation of the memory chip, while the crystallographic orientations of the second single crystalline semiconductor substrate are selected to maximize device performance of the peripheral circuitry.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: May 18, 2021
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Naohiro Hosoda, Kazuma Shimamoto, Tetsuya Shirasu, Yuji Fukano, Akio Nishida
  • Patent number: 11004690
    Abstract: A method for forming a well providing access to a sensor pad includes patterning a first photoresist layer over a dielectric structure disposed over the sensor pad; etching a first access into the dielectric structure and over the sensor pad, the first access having a first characteristic diameter; patterning a second photoresist layer over the dielectric structure; and etching a second access over the dielectric structure and over the sensor pad. The second access has a second characteristic diameter. The first and second accesses overlapping. A diameter ratio of the first characteristic diameter to the second characteristic diameter is not greater than 0.7. The first access exposes the sensor pad. The second access has a bottom depth less than a bottom depth of the first access.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: May 11, 2021
    Assignee: Life Technologies Corporation
    Inventors: Phil Waggoner, Jordan Owens
  • Patent number: 10978508
    Abstract: A direct bonding method for infrared focal plane arrays, includes steps of depositing a thin adhesion layer on infrared radiation detecting material, removing a portion of the thin adhesion layer with a chemical-mechanical polishing process, forming a bonding layer at a bonding interface, and bonding the infrared radiation detecting material to a silicon wafer with the thin adhesion layer as a bonding layer. The thin adhesion layer may include SiOx, where x ranges between 1.0 and 2.0. The thickness of the thin adhesion layer to form the bonding layer is 500 angstrom or less.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: April 13, 2021
    Assignee: L3 CINCINNATI ELECTRONICS CORPORATION
    Inventors: Steven Allen, Michael Garter, Robert Jones, Joseph Meiners, Yajun Wei, Darrel Endres
  • Patent number: 10964920
    Abstract: A method for producing an organic electronic device according to an embodiment includes: a device base formation step; a dehydration step of dehydrating a protective film-bearing sealing member under a pressure of 1000 Pa or more while conveying the protective film-bearing sealing member 10 in which a protective film 30 is laminated on a sealing member 20; and a sealing member bonding step of peeling off the protective film 30 from the protective film-bearing sealing member which has been subjected to the dehydration step and bonding the sealing member 20 to a device base. In the dehydration step, an atmosphere gas G1 having a dew point of ?40° C. or lower is caused to flow from a downstream side to an upstream side in a conveyance direction of the protective film-bearing sealing member.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: March 30, 2021
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masaya Shimogawara, Shinichi Morishima
  • Patent number: 10957770
    Abstract: A semiconductor layer (2,3) is provided on a substrate (1). A gate electrode (4), a source electrode (5) and a drain electrode (6) are provided on the semiconductor layer (3). A first passivation film (7) covers the gate electrode (4) and the semiconductor layer (3). A source field plate (9) is provided on the first passivation film (7), and extends from the source electrode (5) to a space between the gate electrode (4) and the drain electrode (6). A second passivation film (10) covers the first passivation film (7) and the source field plate (9). An end portion on the drain electrode (6) side of the source field plate (9) is curved to be rounded.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: March 23, 2021
    Assignee: Mitsubishi Electric Corporation
    Inventor: Hajime Sasaki