Patents Examined by Calvin Y Choi
  • Patent number: 10879260
    Abstract: A bonded assembly includes a first memory die containing a first three-dimensional memory device, a second memory die containing a second three-dimensional memory device, and a support die bonded to the first memory die and comprising a peripheral circuitry configured to control the first three-dimensional memory device and the second three-dimensional memory device. The first memory die includes multiple rows of first-die proximal bonding pads, multiple rows of first-die distal bonding pads, and a plurality of first-die laterally-shifting electrically conductive paths connecting a respective one of the first-die proximal bonding pads and a respective one of the first-die distal bonding pads that is laterally offset from the respective one of the first-die proximal bonding pads. The first memory die and the second memory die can have an identical layout, and electrical connections can be shifted through the first memory die by the offset distance.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 29, 2020
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Tatsuya Uryu, Satoshi Shimizu, Nobuyuki Fujimura
  • Patent number: 10879227
    Abstract: In a conventional electronic device and a method of manufacturing the same, reduction in cost of the electronic device is hindered because resin used in an interconnect layer on the solder ball side is limited. The electronic device includes an interconnect layer (a first interconnect layer) and an interconnect layer (a second interconnect layer). The second interconnect layer is formed on the undersurface of the first interconnect layer. The second interconnect layer is larger in area seen from the top than the first interconnect layer and is extended to the outside from the first interconnect layer.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: December 29, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Yoichiro Kurita, Masaya Kawano, Koji Soejima
  • Patent number: 10877336
    Abstract: This application relates to a display panel and a method for manufacturing same. The display panel includes an active switch array substrate. The display panel includes: a display region; a bezel region, including a gate drive region and a wiring region; and a polarizer, including a shied region, disposed on the active switch array substrate. The bezel region surrounds the display region and is located on a periphery of the display panel. The gate drive region is disposed on a periphery of the active switch array substrate. The shield region covers the gate drive region.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: December 29, 2020
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Shishuai Huang
  • Patent number: 10873015
    Abstract: A light emitting device includes a plurality of light emitting elements and a package. The package includes two metal parts on which the plurality of light emitting elements are disposed, and a resin body securing the two metal parts. The resin body has four sides and four connecting parts alternately connected to one another in a top view. Two subsequent sides are perpendicular to each other. Each of the two metal parts includes a die-pad on which one or more of the plurality of light emitting elements are disposed, and two extending portions extending from the die-pad. An end portion of each of the two extending portions is extended laterally outward from a respective one of the connecting parts of the resin body, and the end portion of each of the two extending portions is located inward of virtual extension lines of corresponding two sides of the resin body.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 22, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Hiroaki Ukawa, Ryo Iwasa
  • Patent number: 10872901
    Abstract: An integrated circuit device includes word line structures, insulating structures, a channel hole, and charge trap patterns. The word line structures and the insulating structures are interleaved with each other and extend in a horizontal direction parallel to a main surface of a substrate, and overlap one another in a vertical direction. The channel hole passes through the word line structures and the insulating structures in the vertical direction. The charge trap patterns are located in the channel hole, and are spaced apart from one another in the vertical direction with a local insulating region therebetween.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jang-gn Yun, Jae-duk Lee
  • Patent number: 10868203
    Abstract: An imaging apparatus includes a semiconductor substrate, an array of pixel circuits formed on the semiconductor substrate and including respective pixel electrodes. A layer of a photosensitive medium overlies the pixel electrodes and has a lower surface in electrical contact with the pixel electrodes, and is configured to convert incident photons into charge carriers, which are collected by the pixel electrodes. A planar conductive top electrode, which is at least partially transparent, overlies an upper surface of the photosensitive medium. A bias circuit is formed on the semiconductor substrate and configured to provide a bias potential for application to the photosensitive medium. A bias contact extends from the bias circuit to the top electrode so as to apply the bias potential to the top electrode while contacting the top electrode along a plane that is parallel to the upper surface of the photosensitive medium.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 15, 2020
    Assignee: APPLE INC.
    Inventor: Hong-Wei Lee
  • Patent number: 10854628
    Abstract: A three-dimensional (3D) memory device and a manufacturing method thereof are provided. The method includes the following steps. An alternating dielectric stack is formed on a substrate. A vertical structure is formed penetrating the alternating dielectric stack in a vertical direction. A bottom dielectric layer of the alternating dielectric stack is removed. An epitaxial layer is formed between the substrate and the alternating dielectric stack after removing the bottom dielectric layer. An insulating layer is formed on the epitaxial layer. The insulating layer is located between the epitaxial layer and the alternating dielectric stack. The influence of the step of forming the vertical structure on the epitaxial layer may be avoided, and defects at the interface between the epitaxial layer and the bottom dielectric layer may be avoided accordingly.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: December 1, 2020
    Assignee: Yangtze Memory Technologies Co., Ltd.
    Inventors: Lan Yao, Lei Xue
  • Patent number: 10847539
    Abstract: Embodiments of three-dimensional (3D) memory devices having through stair contacts (TSCs) and methods for forming the same are disclosed. In an example, a method for forming a 3D memory device is disclosed. A dielectric stack including a plurality of interleaved dielectric layers and sacrificial layers is formed on a substrate. A staircase structure is formed on one side of the dielectric stack. A dummy hole extending vertically through the staircase structure and reaching the substrate is formed. A spacer having a hollow core is formed in the dummy hole. A TSC in contact with the substrate is formed by depositing a conductor layer in the hollow core of the spacer. The TSC extends vertically through the staircase structure.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: November 24, 2020
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventors: Qinxiang Wei, Jianhua Sun, Ji Xia
  • Patent number: 10840209
    Abstract: A thermocompression bonding (TCB) apparatus can include a wall having a height measured in a first direction and configured to be positioned between a first pressing surface and a second pressing surface of a semiconductor bonding apparatus. The apparatus can include a cavity at least partially surrounded by the wall, the cavity sized to receive a semiconductor substrate and a stack of semiconductor dies positioned between the semiconductor substrate and the first pressing surface, the stack of semiconductor dies and semiconductor substrate having a combined unpressed stack height as measured in the first direction. In some embodiments, the unpressed stack height is greater than the height of the wall, and the wall is configured to be contacted by the first pressing surface to limit movement of the first pressing surface toward the second pressing surface during a semiconductor bonding process.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: November 17, 2020
    Assignee: Micron Technology, Inc.
    Inventors: Wei Zhou, Bret K. Street, Benjamin L. McClain, Mark E. Tuttle
  • Patent number: 10840210
    Abstract: A thermocompression bonding (TCB) apparatus can include a wall having a height measured in a first direction and configured to be positioned between a first pressing surface and a second pressing surface of a semiconductor bonding apparatus. The apparatus can include a cavity at least partially surrounded by the wall, the cavity sized to receive a semiconductor substrate and a stack of semiconductor dies positioned between the semiconductor substrate and the first pressing surface, the stack of semiconductor dies and semiconductor substrate having a combined unpressed stack height as measured in the first direction. In some embodiments, the unpressed stack height is greater than the height of the wall, and the wall is configured to be contacted by the first pressing surface to limit movement of the first pressing surface toward the second pressing surface during a semiconductor bonding process.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: November 17, 2020
    Assignee: Micron Technology, Inc.
    Inventors: Wei Zhou, Bret K. Street, Benjamin L. McClain, Mark E. Tuttle
  • Patent number: 10840405
    Abstract: A process and apparatus is provided to generate and introduce hydrogen from an inductively coupled plasma system into a type II superlattice wafer. The type II superlattice wafer can contain a number of detectors formed on one of its faces. The process can use hydrogen plasma with a total chamber pressure of 20-300 mTorr, a hydrogen gas flow of 50-100 sccm, an ICP power of 100-900 W, a secondary RF power of 15-90 W, and a process duration adjusted to maximize the benefit of hydrogenation (typically between several tens and several hundreds of seconds). The process can introduce a secondary gas to facilitate the plasma ignition, hydrogen ionization and recombination processes or hydrogen diffusion and impingement onto the type II superlattice wafer.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: November 17, 2020
    Assignee: Sivananthan Laboratories, Inc.
    Inventors: Paul Boieriu, Christoph H Grein
  • Patent number: 10824028
    Abstract: A display device in which parasitic capacitance between wirings can be reduced is provided. Furthermore, a display device in which display quality is improved is provided. Furthermore, a display device in which power consumption can be reduced is provided. The display device includes a signal line, a scan line, a first electrode, a second electrode, a third electrode, a first pixel electrode, a second pixel electrode, and a semiconductor film.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: November 3, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hiroyuki Miyake, Makoto Kaneyasu
  • Patent number: 10811573
    Abstract: Solid-state lighting devices including light-emitting diodes (LEDs) and more particularly packaged LEDs with light-altering materials are disclosed. A light-altering material is provided in particular configurations within an LED package to redirect light from an LED chip within the LED package and contribute to a desired emission pattern of the LED package. The light-altering material may also block light from the LED chip from escaping in a non-desirable direction, such as large or wide angle emissions. The light-altering material may be arranged on a lumiphoric material adjacent to the LED chip in various configurations. The LED package may include an encapsulant on the light-altering material and the lumiphoric material.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: October 20, 2020
    Assignee: Cree, Inc.
    Inventors: Kyle Damborsky, Derek Miller, Jack Vu, Peter Scott Andrews, Jasper Cabalu, Colin Blakely, Jesse Reiherzer
  • Patent number: 10811599
    Abstract: A method of forming magnetic device structures and electrical contacts, including removing a portion of a second interlayer dielectric (ILD) layer to expose an underlying portion of a cap layer in a first device region, wherein the cap layer is on a first ILD layer, while leaving an ILD block in a second device region, forming a spacer layer on the exposed portion of the cap layer in the first device region, forming an electrical contact layer on the spacer layer in the first device region, forming a magnetic device layer on the electrical contact layer and ILD block, removing portions of the magnetic device layer to form a magnetic device stack on the ILD block, and removing portions of the electrical contact layer to form electrical contact pillars, wherein the portions of the electrical contact layer and portions of the magnetic device layer are removed at the same time.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: October 20, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Lawrence A. Clevenger, Liying Jiang, Sebastian Naczas, Michael Rizzolo, Chih-Chao Yang
  • Patent number: 10811447
    Abstract: The present disclosure relates to a solid-state imaging device, a driving method, and electronic equipment that permit imaging of a wide dynamic range image with higher quality. The solid-state imaging device includes a pixel region and a circuit region. A plurality of pixels that perform photoelectric conversion are arranged in the pixel region. At least a logarithmic conversion circuit is arranged in the circuit region. The logarithmic conversion circuit reads out a pixel signal from the pixel through a logarithmic readout scheme in which the pixel signal changes approximately logarithmically in proportion to the amount of light received by the pixel. Also, the logarithmic conversion circuit can switch between a logarithmic readout scheme and a linear readout scheme when the pixel signal is read out from the pixel. The present technology is applicable, for example, to a CMOS image sensor.
    Type: Grant
    Filed: February 20, 2017
    Date of Patent: October 20, 2020
    Assignee: Sony Corporation
    Inventors: Katsuhiko Hanzawa, Yuuichi Kaji
  • Patent number: 10811506
    Abstract: A method includes receiving a device having a substrate and a first dielectric layer surrounding a gate trench. The method further includes depositing a gate dielectric layer and a gate work function (WF) layer in the gate trench and forming a hard mask (HM) layer in a space in the gate trench and surrounded by the gate WF layer. The method further includes recessing the gate WF layer such that a top surface of the gate WF layer in the gate trench is below a top surface of the first dielectric layer. After the recessing of the gate WF layer, the method further includes removing the HM layer in the gate trench and depositing a metal layer in the gate trench. The metal layer is in physical contact with a sidewall surface of the gate WF layer that is deposited before the HM layer is formed.
    Type: Grant
    Filed: May 6, 2019
    Date of Patent: October 20, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO, LTD.
    Inventors: Chih-Han Lin, Che-Cheng Chang, Horng-Huei Tseng
  • Patent number: 10797108
    Abstract: An electronic component such as a voltage controllable reconfigurable capacitor or transistor is formed by printing one or more layers of ink on a non-conductive substrate. Ferroelectric ink or semi-conductive ink is printed and conductive resistive or dielectric ink is printed on a s same or different layers. Reconfigurability is achieved by printing resistive biasing circuitry wherein when a changing voltage is applied to the biasing circuitry, an electronic property of the electronic component changes in response to the changing voltage.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 6, 2020
    Assignee: Her Majesty the Queen in the Right of Canada, as represented by the Minister of Industry, through the Communication Research Centre Canada
    Inventors: Khelifa Hettak, Jafar Shaker, Aldo Petosa, Jonathan Ethier, Reza Chaharmir, Ming Li, Nicolas Gagnon
  • Patent number: 10796993
    Abstract: Embodiments of methods and structures for forming a 3D integrated wiring structure are disclosed. The method can include forming an insulating layer on a front side of a first substrate; forming a semiconductor layer on a front side of the insulating layer; patterning the semiconductor layer to expose at least a portion of a surface of the insulating layer; forming a plurality of semiconductor structures over the front side of the first substrate, wherein the semiconductor structures include a plurality of conductive contacts and a first conductive layer; joining a second substrate with the semiconductor structures; performing a thinning process on a backside of the first substrate to expose the insulating layer and one end of the plurality of conductive contacts; and forming a conductive wiring layer on the exposed insulating layer.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: October 6, 2020
    Assignee: Yangtze Memory Technologies Co., Ltd.
    Inventors: Jifeng Zhu, Jun Chen, Si Ping Hu, Zhenyu Lu
  • Patent number: 10770425
    Abstract: A flip-chip method includes providing a semiconductor chip and conductive connection pillars. Each of the conductive connection pillars has a first surface and a second surface opposite to the first surface. The flip-chip method also includes fixing the conductive connection pillars on a surface of the semiconductor chip. The first surfaces face the semiconductor chip. The flip-chip method also includes providing a carrier plate, forming solder pillars on the carrier plate, and forming a barrier layer on the carrier plate around the solder pillars. The flip-chip method further includes bringing the solder pillars into contact with the second surfaces of the conductive connection pillars. The conductive connection pillars are located above the solder pillars. The flip-chip method further includes performing a reflow-soldering process on the solder pillars, thereby forming solder layers from the solder pillars.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: September 8, 2020
    Assignee: TONGFU MICROELECTRONCS CO., LTD.
    Inventor: Lei Shi
  • Patent number: 10763366
    Abstract: A semiconductor device includes a semiconductor base. A dielectric isolation structure is formed in the semiconductor base. A source/drain of a FinFET transistor is formed on the semiconductor base. A bottom segment of the source/drain is embedded into the semiconductor base. The bottom segment of the source/drain has a V-shaped cross-sectional profile. The bottom segment of the source/drain is separated from the dielectric isolation structure by portions of the semiconductor base.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: September 1, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chii-Horng Li, Chih-Shan Chen, Roger Tai, Yih-Ann Lin, Yen-Ru Lee, Tzu-Ching Lin