Patents by Inventor Takashi Ando

Takashi Ando has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240201583
    Abstract: A system and method of leveraging sub-resolution assist feature (SRAF) to intentionally distort a feature of a pattern for identification and security purposes.
    Type: Application
    Filed: December 19, 2022
    Publication date: June 20, 2024
    Inventors: Cheng Chi, Takashi Ando, Praneet Adusumilli, Reinaldo Vega, David Wolpert
  • Publication number: 20240196627
    Abstract: A semiconductor structure including a one-transistor one-capacitor (1T1R) device is provided that includes an embedded resistive random access memory (ReRAM) having a width larger than 1 gate pitch, that is present in a frontside or the backside of the structure, a frontside contact structure electrically connected to a source region of the transistor of the 1T1R device and a backside contact structure electrically connected to a drain region of the transistor of the 1T1R device.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 13, 2024
    Inventors: Min Gyu Sung, Julien Frougier, Ruilong Xie, Chanro Park, Juntao Li, Soon-Cheon Seo, Takashi Ando, Chen Zhang, Heng Wu
  • Publication number: 20240194236
    Abstract: A capacitive memory cell includes an electrode, a tunneling barrier layer in direct contact with the electrode, a charge trapping layer in direct contact with the tunneling barrier layer, a ferroelectric layer in direct contact with the charge trapping layer, and another electrode in direct contact with the ferroelectric layer.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 13, 2024
    Inventors: Takashi Ando, Reinaldo Vega, David Wolpert, Nicholas Anthony Lanzillo
  • Publication number: 20240186177
    Abstract: A semiconductor interconnect structure and formation thereof. The semiconductor interconnect structure includes a skip via. The skip via includes a first skip via segment vertically connected to a second skip via segment. The first skip via segment has a first width and the second skip via segment has a second width.
    Type: Application
    Filed: December 2, 2022
    Publication date: June 6, 2024
    Inventors: Nicholas Anthony Lanzillo, Reinaldo Vega, Takashi Ando, David Wolpert
  • Publication number: 20240185057
    Abstract: Systems, methods, and semiconductor devices for transfer learning are described. A semiconductor device can include a first non-volatile memory (NVM) and a second NVM. The first NVM can be configured to store weights of a first set of layers of a machine learning model. The weights of the first set of layers can be fixed. The second NVM can be configured to store weights of a second set of layers of the machine learning model. The weights of the second set of layers can be adjustable.
    Type: Application
    Filed: December 5, 2022
    Publication date: June 6, 2024
    Inventors: Takashi Ando, Martin Michael Frank, Timothy Mathew Philip, Vijay Narayanan
  • Patent number: 12004436
    Abstract: Embodiments of present invention provide a resistive random-access memory (RRAM) cell. The RRAM cell includes a bottom electrode; a metal oxide layer, the metal oxide layer having a central portion that is in direct contact with the bottom electrode, a peripheral portion that is nonplanar with the central portion, and a vertical portion between the central portion and the peripheral portion; and a top electrode directly above the metal oxide layer. A method of manufacturing the RRAM cell is also provided.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: June 4, 2024
    Assignee: International Business Machines Corporation
    Inventors: Soon-Cheon Seo, Min Gyu Sung, Takashi Ando, Chanro Park, Mary Claire Micaller Silvestre, Xuefeng Liu
  • Patent number: 11990470
    Abstract: An apparatus includes a first plate, a second plate, a third plate, a ferroelectric dielectric, and a paraelectric dielectric. The ferroelectric dielectric is between the first plate and the second plate such that the first plate, the ferroelectric dielectric, and the second plate form a first capacitor. The paraelectric dielectric is between the second plate and the third plate such that the second plate, the paraelectric dielectric, and the third plate form a second capacitor.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: May 21, 2024
    Assignee: International Business Machines Corporation
    Inventors: Takashi Ando, Reinaldo Vega, Cheng Chi, Praneet Adusumilli
  • Publication number: 20240155952
    Abstract: Embodiments of present invention provide a method of forming a resistive random-access memory (RRAM). The method includes forming a dielectric layer on top of a supporting structure, wherein the dielectric layer has a bottom electrode embedded therein; forming an oxide layer on top of the bottom electrode; treating the oxide layer in a plasma environment; forming a top electrode on top of the oxide layer; forming a first interlevel-dielectric (ILD) layer on top of the top electrode; forming a via contact and a first metal layer in the first ILD layer, wherein the first metal layer is in contact with the top electrode through the via contact; forming a capping layer on top of the first metal layer through a plasma-enhanced deposition process; and causing formation of one or more filaments in the oxide layer during the plasma-enhanced deposition process. A structure of the RRAM is also provided.
    Type: Application
    Filed: November 4, 2022
    Publication date: May 9, 2024
    Inventors: Takashi Ando, Soon-Cheon Seo, Youngseok Kim, HIROYUKI MIYAZOE
  • Publication number: 20240147873
    Abstract: A non-volatile memory apparatus includes a first hydrogen reservoir, which is electrically conductive; a charge of hydrogen, which is captured in the first hydrogen reservoir; a dielectric layer that has a first side that is adjacent to the first hydrogen reservoir and a second side that is opposite from the first hydrogen reservoir; a second hydrogen reservoir that is adjacent to the second side of the dielectric layer, is electrically conductive, and has a side that is opposite from the dielectric layer; and a piezoelectric layer that is adjacent to the side of the second hydrogen reservoir and that has a side that is opposite from the second hydrogen reservoir.
    Type: Application
    Filed: November 1, 2022
    Publication date: May 2, 2024
    Inventors: Guy M. Cohen, Takashi Ando, Nanbo Gong
  • Patent number: 11973141
    Abstract: A nanosheet semiconductor device includes a first ferroelectric region between a channel nanosheet stack and a gate contact. The channel nanosheet stack includes a plurality of channel nanosheets each connected to a source and connected to a drain and a gate surrounding the plurality of channel nanosheets and connected to the source and connected to the drain. The nanosheet semiconductor device may further include a second ferroelectric region upon a sidewall of the channel nanosheet stack. Sidewalls of the first ferroelectric region may be substantially coplanar with or inset from underlying sidewalls of the channel nanosheet stack.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: April 30, 2024
    Assignee: International Business Machines Corporation
    Inventors: Jingyun Zhang, Reinaldo Vega, Miaomiao Wang, Takashi Ando
  • Publication number: 20240133109
    Abstract: A disclosed drum-type washing machine having a softening apparatus comprises: a cylindrical water tank accommodating laundry and having a rotating drum; a case for accommodating the water tank; and a softening apparatus having a hardness component remover for removing hardness components from washing water, and a regeneration agent accommodation unit spaced apart from the hardness component remover on opposite sides from a center of the tub, and for accommodating a regeneration agent that regenerates a function of the hardness component remover.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 25, 2024
    Inventors: Atsushi OHYAGI, Hitoshi MINAI, Takashi ANDO, Tomoyuki OKUNO, Yasushi URAI
  • Publication number: 20240136281
    Abstract: A semiconductor structure is presented including a first level of interconnect wiring separated into a first interconnect wiring segment and a second interconnect wiring segment, the first interconnect wiring segment defining a first line segment and the second interconnect wiring segment defining a second line segment and a second level interconnect wiring positioned orthogonally to the first level of interconnect wiring. A distalmost end of the first line segment and a distalmost end of the second line segment are separated by a spacing less than or equal to a spacing of the second level interconnect wiring defining a zero track skip.
    Type: Application
    Filed: October 19, 2022
    Publication date: April 25, 2024
    Inventors: Reinaldo Vega, Nicholas Anthony Lanzillo, Takashi Ando, David Wolpert, Albert M. Chu, Albert M. Young
  • Patent number: 11965499
    Abstract: A motor includes: a central shaft; a stator extending in an axial direction around the central shaft; a rotor facing an outer side in a radial direction of the stator and configured to rotate around the central shaft; a substrate located on one side in the axial direction with respect to the rotor and on which a rotation position detection circuit detecting a rotation position of the rotor is mounted; and a case located on one side in the axial direction with respect to the substrate and supporting the stator. The stator includes a restricting portion restricting a position in a circumferential direction of the substrate. The case includes a fixing portion fixing the substrate. The substrate includes a restricted portion whose position in the circumferential direction is restricted by the restricting portion, and a fixed portion fixed to the fixing portion.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 23, 2024
    Assignee: Max Co., Ltd.
    Inventors: Hiroyuki Tanaka, Takashi Ando, Tomohide Tsutsui, Hisami Oguri
  • Patent number: 11956975
    Abstract: Structures and methods are provided for integrating a resistance random access memory (ReRAM) in a back-end-on-the-line (BEOL) fat wire level. In one embodiment, a ReRAM device area contact structure is provided in the BEOL fat wire level that has at least a lower via portion that contacts a surface of a top electrode of a ReRAM device area ReRAM-containing stack. In other embodiments, a tall ReRAM device area bottom electrode is provided in the BEOL fat wire level and embedded in a dielectric material stack that includes a dielectric capping layer and an interlayer dielectric material layer.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: April 9, 2024
    Assignee: International Business Machines Corporation
    Inventors: Soon-Cheon Seo, Dexin Kong, Takashi Ando, Paul Charles Jamison, Hiroyuki Miyazoe, Youngseok Kim, Nicole Saulnier, Vijay Narayanan, Iqbal Rashid Saraf
  • Patent number: 11948618
    Abstract: A device includes a non-volatile analog resistive memory cell. The non-volatile analog resistive memory device includes a resistive memory device and a select transistor. The resistive memory device includes a first terminal and a second terminal. The resistive memory device has a tunable conductance. The select transistor is a ferroelectric field-effect transistor (FeFET) device which includes a gate terminal, a source terminal, and a drain terminal. The gate terminal of the FeFET device is connected to a word line. The source terminal of the FeFET device is connected to a source line. The drain terminal of the FeFET device is connected to the first terminal of the resistive memory device. The second terminal of the resistive memory device is connected to a bit line.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: April 2, 2024
    Assignee: International Business Machines Corporation
    Inventors: Nanbo Gong, Takashi Ando
  • Patent number: 11942388
    Abstract: An embodiment of the invention may include a semiconductor structure, method of use and method of manufacture. The structure may include a heating element located underneath a temperature-controlled portion of the device. A method of operating the semiconductor device may include providing current to a thin film heater located beneath a temperature-controlled region of the semiconductor device. The method may include performing temperature dependent operations in the temperature-controlled region.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: March 26, 2024
    Assignee: International Business Machines Corporation
    Inventors: Bahman Hekmatshoartabari, Takashi Ando, Nanbo Gong, Alexander Reznicek
  • Publication number: 20240096793
    Abstract: A semiconductor device including an interleaved/nested structure of subtractive interconnects and damascene interconnects. The semiconductor device includes a subtractive-etched interconnect wiring level having subtractive interconnects and a damascene interconnect wiring level having damascene interconnects. The subtractive-etched interconnect wiring level includes first electrodes that have a first potential second electrodes that have a second potential different from the first potential, with the second electrodes generated to interleave the first electrodes. The semiconductor also includes a damascene interconnect wiring level that includes other first electrodes having the first potential, and other second electrodes having the second potential. In the damascene interconnect wiring level, the other second electrodes are also interleaved by the other first electrodes.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 21, 2024
    Inventors: Nicholas Anthony Lanzillo, Reinaldo Vega, Takashi Ando, David Wolpert
  • Publication number: 20240097006
    Abstract: A method of forming a semiconductor device that includes forming an inner dielectric spacer and outer dielectric spacer combination structure on a sacrificial gate structure that is present on a fin structure, wherein the inner dielectric spacer and outer dielectric spacer combination structure separates source and drain regions from the sacrificial gate structure. The method further includes removing the inner sidewall dielectric spacer; and forming a channel epitaxial wrap around layer on the portion of the fin structure that is exposed by removing the inner sidewall dielectric spacer. The method further includes removing the sacrificial gate structure to provide a gate opening to a channel portion of the fin structure, wherein the gate opening exposes the channel epitaxial wrap around layer; and forming a functional gate structure within the gate opening.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 21, 2024
    Inventors: Alexander Reznicek, Takashi Ando, Jingyun Zhang, Ruilong Xie
  • Patent number: 11937522
    Abstract: A semiconductor device with resistive memory includes a bottom electrode disposed on a base structure, the bottom electrode having a structure that tapers up from the base structure to a tip of the bottom electrode. The semiconductor device also includes sidewall spacers on the sides of the bottom electrode, an interlayer dielectric deposition (ILD) outside the sidewall spacers, and a top dielectric layer disposed over the bottom electrode, and the sidewall spacers. The semiconductor device further includes a top electrode deposited over the bottom electrode within the sidewall spacers. A filament formation region is formed at the tip of the bottom electrode.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: March 19, 2024
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Dexin Kong, Takashi Ando, Kangguo Cheng, Juntao Li
  • Patent number: D1020742
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: April 2, 2024
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroyuki Kato, Hiroyuki Onojima, Kazuma Takahata, Takashi Ando, Mitsuhiro Yamada, Atsutomo Hayamizu