Patents Examined by Pho M. Luu
  • Patent number: 11347572
    Abstract: Methods, apparatus, systems and articles of manufacture are disclosed to establish a data pipeline between cloud computing platforms. An apparatus includes a producer registration controller to register a data producer with a data pipeline service in a public cloud network, the data producer associated with a private cloud network, a consumer registration controller to register a data consumer with the data pipeline service, and a communication controller to, in response to the registration of the data consumer, transmit data generated by the public cloud network from the data consumer to the data buffer via a first data plane gateway, and, in response to a validation of the data consumer, transmit the data from the data buffer to the data consumer via a second data plane gateway, the first data plane gateway different from the second data plane gateway.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: May 31, 2022
    Assignee: VMWARE, INC.
    Inventors: Karthik Seshadri, Rachil Chandran, Shrisha Chandrashekar, Tyler J. Curtis, Aayush Asawa, Radhakrishnan Devarajan
  • Patent number: 11342007
    Abstract: Methods, systems, and devices for capacitance allocation based on system impedance are described. A memory device may include a first voltage rail for distributing a first supply voltage to an array of memory cells. The memory device may be coupled with a circuit using a pad of the memory device; that is, the memory device may be coupled with other circuitry within a package or board. The memory device may determine an impedance associated with the circuit, and may couple one or more capacitors with the first voltage rail based on the impedance. The memory device may include a second voltage rail for distributing a second supply voltage to the array of memory cells. The memory device may compare the performance of the first and second voltage rails and couple one or more capacitors with the first voltage rail or the second voltage rail based on the comparison.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: May 24, 2022
    Assignee: Micron Technology, Inc.
    Inventor: Fuad Badrieh
  • Patent number: 11342345
    Abstract: An electronic device including a semiconductor memory is provided. The semiconductor memory includes a plurality of first lines extending in a first direction; a plurality of second lines disposed over the first lines, the second lines extending in a second direction crossing the first direction; a plurality of memory cells disposed between the first lines and the second lines at intersection regions of the first lines and the second lines; first liner layer patterns positioned on both sidewalls of each memory cell in the second direction; a first insulating layer pattern positioned between adjacent first liner layer patterns in the second direction; second liner layer patterns positioned on both sidewalls of each memory cell in the first direction; a second insulating layer pattern positioned between adjacent second liner layer patterns in the first direction; and a third insulating layer positioned between adjacent second liner layer patterns in the second direction.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: May 24, 2022
    Assignee: SK hynix Inc.
    Inventor: Hwang Yeon Kim
  • Patent number: 11342422
    Abstract: A method of manufacturing a semiconductor device is disclosed. The method includes providing a substrate including a channel region for conducting current; shaping the substrate to form a protruding plane, a bottom plane and a side plane connected between the protruding plane and the bottom plane for the channel region; forming an oxide layer covering the channel region; forming a ferroelectric material strip, extending in a first direction, on a protruding plane of the oxide layer; and forming a gate strip, extending in a second direction orthogonal with the first direction, on the ferroelectric material strip and a side plane and a bottom plane of the oxide layer.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: May 24, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Nuo Xu, Zhiqiang Wu
  • Patent number: 11335813
    Abstract: A semiconductor device in which the accuracy of arithmetic operation is increased by correction of the threshold voltage of a transistor can be provided. The semiconductor device includes first and second current supply circuits, and the second current supply circuit has the same configuration as the first current supply circuit. The first current supply circuit includes first and second transistors, a first capacitor, and first to third nodes. A first terminal of the first transistor is electrically connected to the first node, and a back gate of the first transistor is electrically connected to a first terminal of the second transistor and a first terminal of the first capacitor. A gate of the first transistor is electrically connected to the second node, and a second terminal of the first capacitor is electrically connected to a second terminal of the first transistor.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: May 17, 2022
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Hidetomo Kobayashi, Takayuki Ikeda, Takashi Nakagawa, Takeya Hirose, Shuichi Katsui
  • Patent number: 11335607
    Abstract: A method includes having a first wafer bonding recipe and a model of a wafer bonding process, the model comprising an input indicative of a physical parameter of a first wafer to be bonded to a second wafer and configured to output a wafer bonding recipe based on the physical parameter of the first wafer; obtaining measurements of the first wafer to obtain the physical parameter of the first wafer; generating, by the model, the first wafer bonding recipe based on the physical parameter of the first wafer; and bonding the first wafer to the second wafer in accordance with the first wafer bonding recipe to produce a first post-bond wafer.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: May 17, 2022
    Assignee: Tokyo Electron Limited
    Inventor: Nathan Ip
  • Patent number: 11328766
    Abstract: A semiconductor memory apparatus includes a memory cell array, a peripheral circuit, and control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit performs a program operation on selected memory cells among the plurality of memory cells. The control logic controls an operation of the peripheral circuit. The control logic controls the peripheral circuit to perform a pre-program operation on first memory cells to be programmed to an upper programmed state among the selected memory cells and perform a normal program operation on the selected memory cells after the pre-program operation.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: May 10, 2022
    Assignee: SK hynix Inc.
    Inventors: Jong Kyung Park, Ji Hyun Seo
  • Patent number: 11315648
    Abstract: An apparatus includes a memory controller configured to apply selected one or ones of the program verify voltage levels to a single tier of memory cells. A memory controller is configured to: program data into the plurality of memory cells; and perform a program verify operation across multiple voltage levels with a first voltage level of the program verify operation being applied to a single tier that represents all of the tiers in the memory group and a second voltage level of the program verify operation being applied to multiple tiers, wherein the first voltage level is less than the second voltage level. In embodiments, less than all of the tiers, e.g., two or four tiers, can be used in the program verify to represent all of the tires.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: April 26, 2022
    Assignee: SanDisk Technologies LLC
    Inventors: Yu-Chung Lien, Dengtao Zhao, Huai-Yuan Tseng
  • Patent number: 11315895
    Abstract: A semiconductor memory device includes first column line pads, having a longer width and a shorter width, defined on one surface of a cell wafer, and coupled to a memory cell array of the cell wafer; second column line pads, having a longer width and a shorter width, defined on one surface of a peripheral wafer that is bonded to the one surface of the cell wafer, coupled to a page buffer circuit of the peripheral wafer, and bonded respectively to the first column line pads; first row line pads defined on the one surface of the cell wafer, and coupled to the memory cell array; and second row line pads defined on the one surface of the peripheral wafer, coupled to a row decoder of the peripheral wafer, and bonded respectively to the first row line pads. The longer widths of the first and second column line pads and the longer widths of the first and second row line pads extend in the same direction.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: April 26, 2022
    Assignee: SK hynix Inc.
    Inventor: Sung Lae Oh
  • Patent number: 11315937
    Abstract: A semiconductor device and methods thereof are disclosed. The proposed semiconductor device includes at least a unit cell wherein the unit cell includes a select transistor, and half of a ground-gate transistor electrically connected to the select transistor, and including a central conductive gate electrode region, two side conductive spacer regions and a gate dielectric layer, wherein a first and a second thicknesses of the gate dielectric layer underneath the two side conductive spacer regions are thinner than a third thickness of the gate dielectric layer underneath the central conductive gate electrode region.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: April 26, 2022
    Assignee: HeFeChip Corporation Limited
    Inventor: Geeng-Chuan Chern
  • Patent number: 11315938
    Abstract: A semiconductor device including a first nanosheet stack of two memory cells including a lower nanosheet stack on a substrate including alternating layers of a first work function metal and a semiconductor channel material vertically aligned and stacked one on top of another, and an upper nanosheet stack including alternating layers of a second work function metal and the semiconductor channel material vertically aligned and stacked one on top of another, the upper nanosheet stack vertically aligned and stacked on the lower nanosheet stack, where a first memory cell of the two memory cells including the lower nanosheet stack includes a first threshold voltage and a second memory cell of the two memory cells including the upper nanosheet stack includes a second threshold voltage, where the first threshold voltage is different than the second threshold voltage. Forming a semiconductor device including a first nanosheet stack of two memory cells.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: April 26, 2022
    Assignee: International Business Machines Corporation
    Inventors: Alexander Reznicek, Ruilong Xie, Karthik Balakrishnan, Bahman Hekmatshoartabari
  • Patent number: 11309278
    Abstract: Methods for bonding substrates used, for example, in substrate-level packaging, are provided herein. In some embodiments, a method for bonding substrates includes: performing electrochemical deposition (ECD) to deposit at least one material on each of a first substrate and a second substrate, performing chemical mechanical polishing (CMP) on the first substrate and the second substrate to form a bonding interface on each of the first substrate and the second substrate, positioning the first substrate on the second substrate so that the bonding interface on the first substrate aligns with the bonding interface on the second substrate, and bonding the first substrate to the second substrate using the bonding interface on the first substrate and the bonding interface on the second substrate.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: April 19, 2022
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Prayudi Lianto, Guan Huei See, Sriskantharajah Thirunavukarasu, Arvind Sundarrajan, Xundong Dai, Peter Khai Mum Fung
  • Patent number: 11302368
    Abstract: A memory device includes a first receive circuit to receive a control signal of a memory access request from a memory controller. A second receive circuit receives a timing signal from the memory controller. The memory device includes circuitry to transmit, during a calibration mode of operation, feedback to the memory controller along a data path, the feedback indicative of a phase relationship between the control signal and the timing signal.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: April 12, 2022
    Assignee: Rambus Inc.
    Inventors: Ian P. Shaeffer, Bret Stott, Benedict C. Lau
  • Patent number: 11302391
    Abstract: Methods, circuits, and systems for reading memory cells are described. The method may include: applying a first voltage with a first polarity to a plurality of the memory cells; applying a second voltage with a second polarity to one or more of said plurality of the memory cells; applying at least a third voltage with the first polarity to one or more of said plurality of the memory cells; detecting electrical responses of memory cells to the first voltage, the second voltage, and the third voltage; and determining a logic state of respective memory cells based on the electrical responses of the memory cells to the first voltage, the second voltage, and the third voltage.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: April 12, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Umberto Di Vincenzo, Riccardo Muzzetto, Ferdinando Bedeschi
  • Patent number: 11295821
    Abstract: A semiconductor device includes a memory circuit, a first FIFO, a second FIFO and an input/output circuit. The memory circuit outputs data. The first FIFO receives data from the memory circuit and outputs data synchronously with a first clock signal. The second FIFO receives data output from the first FIFO and outputs data synchronously with the first clock signal. The input/output circuit outputs data output from the second FIFO. The second FIFO is disposed in the vicinity of the input/output circuit than the first FIFO.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: April 5, 2022
    Assignee: KIOXIA CORPORATION
    Inventors: Shinya Okuno, Shigeki Nagasaka, Toshiyuki Kouchi
  • Patent number: 11289500
    Abstract: A memory device comprises a peripheral circuit region including a first substrate and circuit elements on the first substrate, the circuit elements including a row decoder, and a memory cell region including a cell array region and a cell contact region, wherein the cell array region includes wordlines, stacked on a second substrate on the peripheral circuit region, and channel structures extending in a direction perpendicular to an upper surface of the second substrate and penetrating the wordlines, wherein the cell contact region includes cell contacts connected to the wordlines and on both sides of the cell array region in a first direction parallel to the upper surface of the second substrate, the cell contacts including a first cell contact region and a second cell contact region, the first and second cell contact regions having different lengths to each other in the first direction, wherein each of the first and second cell contact regions includes first pads having different lengths than each other in
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: March 29, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyunghwa Yun, Pansuk Kwak, Chanho Kim, Dongku Kang
  • Patent number: 11282582
    Abstract: Control logic in a memory device initiates a program operation on the memory device, the program operation comprising a program phase, a program recovery phase, a program verify phase, and a program verify recovery phase. The control logic further causes a negative voltage signal to be applied to a first plurality of word lines of a data block of the memory device during the program verify recovery phase of the program operation, wherein each of the first plurality of word lines is coupled to a corresponding memory cell of a first plurality of memory cells in a string of memory cells in the data block, the first plurality of word lines comprising a selected word line associated with the program operation and one or more data word lines adjacent to the selected word line.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: March 22, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Hong-Yan Chen, Yingda Dong
  • Patent number: 11276463
    Abstract: Systems and methods for performing a pattern matching operation in a memory device are disclosed. The memory device may include a controller and memory arrays where the memory arrays store different patterns along bit lines. An input pattern is applied to the memory array(s) to determine whether the pattern is stored in the memory device. Word lines may be activated in series or in parallel to search for patterns within the memory array. The memory array may include memory cells that store binary digits, discrete values or analog values.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: March 15, 2022
    Assignee: Micron Technology, Inc.
    Inventor: Dmitri Yudanov
  • Patent number: 11270768
    Abstract: A semiconductor structure is provided. The structure includes a RRAM cell having a first end and a second end. The second end is connected to a first potential. The structure includes a decoupling capacitor having a first end connected in series with the first end of the RRAM cell and a second end connected to a second potential. The structure includes a FET arranged across the capacitor to form a bridged capacitor by having a FET source connected to the first end of the capacitor and a FET drain connected to the second end of the capacitor. A paired activation and subsequent deactivation of the FET enables a short protection mode of the capacitor that provides a series resistance above a threshold amount, between the second potential and the first end of the RRAM cell, responsive to a detected short of the capacitor from the supply to the first potential.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: March 8, 2022
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Zheng Xu, Kangguo Cheng, Dexin Kong, Juntao Li
  • Patent number: 11269555
    Abstract: An apparatus is provided that includes a memory die including a pipeline circuit coupled to a memory structure. The memory die is configured to execute a first command by receiving in the pipeline circuit data to be written to the memory structure, processing the received data in the pipeline circuit and providing the processed data to the memory structure, predicting that the pipeline circuit has completed processing the received data, and ending execution of the first command based on the prediction.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: March 8, 2022
    Assignee: SanDisk Technologies LLC
    Inventors: Harihara Sravan, Nihal Singla, Chinh Vo