Patents by Inventor Michael Violette

Michael Violette 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).

  • Patent number: 11935883
    Abstract: Capacitor structures, and apparatus containing similar capacitor structures, might include a first conductive region having a first portion and second and third portions extending from an upper surface of its first portion, a second conductive region having a first portion and a second portion extending from an upper surface of its first portion, a dielectric overlying the second portion of the first conductive region, a conductor overlying the dielectric, and a conductive element overlying the third portion of the first conductive region and overlying the second portion of the second conductive region, wherein the first conductive region has a first conductivity type and the second conductive region has a second conductivity type different than the first conductivity type.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: March 19, 2024
    Assignee: Lodestar Licensing Group LLC
    Inventors: Vladimir Mikhalev, Michael Violette
  • Patent number: 11756792
    Abstract: Transistors having a control gate isolated from a first region of semiconductor material having a first conductivity type, first and second source/drain regions having a second conductivity type different than the first conductivity type and formed in the first region of semiconductor material, and a second region of semiconductor material having the first conductivity type in contact with the first region of semiconductor material, wherein the first region of semiconductor material is between the control gate and the second region of semiconductor material, wherein the first region of semiconductor material has a first width, and wherein the second region of semiconductor material has a second width, less than or equal to the first width, as well as memory containing such transistors.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: September 12, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Michael Violette, Vladimir Mikhalev
  • Publication number: 20230170344
    Abstract: Capacitor structures, and apparatus containing similar capacitor structures, might include a first conductive region having a first portion and second and third portions extending from an upper surface of its first portion, a second conductive region having a first portion and a second portion extending from an upper surface of its first portion, a dielectric overlying the second portion of the first conductive region, a conductor overlying the dielectric, and a conductive element overlying the third portion of the first conductive region and overlying the second portion of the second conductive region, wherein the first conductive region has a first conductivity type and the second conductive region has a second conductivity type different than the first conductivity type.
    Type: Application
    Filed: January 12, 2023
    Publication date: June 1, 2023
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Vladimir Mikhalev, Michael Violette
  • Patent number: 11569221
    Abstract: Methods of forming a capacitor structure might include forming a first and second conductive regions having first and second conductivity types, respectively, in a semiconductor material, forming a dielectric overlying the first and second conductive regions, forming a conductor overlying the dielectric, and patterning the conductor, the dielectric, and the first and second conductive regions to form a first island of the first conductive region, a second island of the first conductive region, an island of the second conductive region, a first portion of the dielectric overlying the first island of the first conductive region separated from a second portion of the dielectric overlying the second island of the first conductive region and the island of the second conductive region, and a first portion of the conductor overlying the first portion of the dielectric separated from a second portion of the conductor overlying the second portion of the dielectric.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: January 31, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Vladimir Mikhalev, Michael Violette
  • Publication number: 20220181341
    Abstract: Apparatus having a transistor connected between a voltage node and a load node, where the transistor includes a dielectric material overlying a semiconductor material including fins and having a first conductivity type, a conductor overlying the dielectric material, first and second extension region bases formed in the semiconductor material and having a second conductivity type, first and second extension region risers formed overlying respective first and second extension region bases and having the second conductivity type, and first and second source/drain regions formed in respective first and second extension region risers and having the second conductivity type at greater conductivity levels than their respective extension region risers, as well as method of forming similar transistors.
    Type: Application
    Filed: December 3, 2020
    Publication date: June 9, 2022
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Haitao Liu, Michael Violette, Mark A. Helm, Guangyu Huang, Vladimir Mikhalev
  • Publication number: 20210320099
    Abstract: Methods of forming a capacitor structure might include forming a first and second conductive regions having first and second conductivity types, respectively, in a semiconductor material, forming a dielectric overlying the first and second conductive regions, forming a conductor overlying the dielectric, and patterning the conductor, the dielectric, and the first and second conductive regions to form a first island of the first conductive region, a second island of the first conductive region, an island of the second conductive region, a first portion of the dielectric overlying the first island of the first conductive region separated from a second portion of the dielectric overlying the second island of the first conductive region and the island of the second conductive region, and a first portion of the conductor overlying the first portion of the dielectric separated from a second portion of the conductor overlying the second portion of the dielectric.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 14, 2021
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Vladimir Mikhalev, Michael Violette
  • Patent number: 11063034
    Abstract: Capacitor structures including a first island of a first conductive region and a second island of the first conductive region having a first conductivity type, an island of a second conductive region having a second conductivity type different than the first conductivity type, a dielectric overlying the first island of the first conductive region, a conductor overlying the dielectric, and a terminal of a diode overlying the second island of the first conductive region and overlying the island of the second conductive region.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: July 13, 2021
    Assignee: Micron Technology, Inc.
    Inventors: Vladimir Mikhalev, Michael Violette
  • Publication number: 20200411634
    Abstract: Capacitor structures including a first island of a first conductive region and a second island of the first conductive region having a first conductivity type, an island of a second conductive region having a second conductivity type different than the first conductivity type, a dielectric overlying the first island of the first conductive region, a conductor overlying the dielectric, and a terminal of a diode overlying the second island of the first conductive region and overlying the island of the second conductive region.
    Type: Application
    Filed: June 27, 2019
    Publication date: December 31, 2020
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Vladimir Mikhalev, Michael Violette
  • Publication number: 20200303192
    Abstract: Transistors having a control gate isolated from a first region of semiconductor material having a first conductivity type, first and second source/drain regions having a second conductivity type different than the first conductivity type and formed in the first region of semiconductor material, and a second region of semiconductor material having the first conductivity type in contact with the first region of semiconductor material, wherein the first region of semiconductor material is between the control gate and the second region of semiconductor material, wherein the first region of semiconductor material has a first width, and wherein the second region of semiconductor material has a second width, less than or equal to the first width, as well as memory containing such transistors.
    Type: Application
    Filed: June 12, 2020
    Publication date: September 24, 2020
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Michael Violette, Vladimir Mikhalev
  • Patent number: 10727062
    Abstract: Methods of forming a portion of an integrated circuit include forming a patterned mask having an opening and exposing a surface of a semiconductor material, forming a first doped region at a first level of the semiconductor material through the opening, and isotropically removing a portion of the patterned mask to increase a width of the opening. The methods further include forming a second doped region at a second level of the semiconductor region through the opening after isotropically removing the portion of the patterned mask, wherein the second level is closer to the surface of the semiconductor material than the first level.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: July 28, 2020
    Assignee: Micron Technology, Inc.
    Inventors: Michael Violette, Vladimir Mikhalev
  • Publication number: 20190206688
    Abstract: Methods of forming a portion of an integrated circuit include forming a patterned mask having an opening and exposing a surface of a semiconductor material, forming a first doped region at a first level of the semiconductor material through the opening, and isotropically removing a portion of the patterned mask to increase a width of the opening. The methods further include forming a second doped region at a second level of the semiconductor region through the opening after isotropically removing the portion of the patterned mask, wherein the second level is closer to the surface of the semiconductor material than the first level.
    Type: Application
    Filed: February 9, 2018
    Publication date: July 4, 2019
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Michael Violette, Vladimir Mikhalev
  • Patent number: 10199227
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: February 5, 2019
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Publication number: 20170263458
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Application
    Filed: May 26, 2017
    Publication date: September 14, 2017
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Patent number: 9680007
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: June 13, 2017
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Publication number: 20160204247
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Application
    Filed: March 17, 2016
    Publication date: July 14, 2016
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Patent number: 9337042
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: May 10, 2016
    Assignee: Sony Corporation
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Publication number: 20150187586
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Application
    Filed: March 10, 2015
    Publication date: July 2, 2015
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Patent number: 8980713
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: March 17, 2015
    Assignee: Sony Corporation
    Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
  • Publication number: 20140357033
    Abstract: A method for fabricated a buried recessed access device comprising etching a plurality of gate trenches in a substrate, implanting and activating a source/drain region in the substrate, depositing a dummy gate in each of the plurality of gate trenches, filling the plurality of gate trenches with an oxide layer, removing each dummy gate and depositing a high-K dielectric in the plurality of gate trenches, depositing a metal gate on the high-K dielectric in each of the plurality of gate trenches, depositing a second oxide layer on the metal gate and forming a contact on the source/drain.
    Type: Application
    Filed: May 31, 2013
    Publication date: December 4, 2014
    Inventors: SATORU MAYUZUMI, MARK FISCHER, MICHAEL VIOLETTE
  • Patent number: 8049298
    Abstract: A first dielectric plug is formed in a portion of a trench that extends into a substrate of a memory device so that an upper surface of the first dielectric plug is recessed below an upper surface of the substrate. The first dielectric plug has a layer of a first dielectric material and a layer of a second dielectric material formed on the layer of the first dielectric material. A second dielectric plug of a third dielectric material is formed on the upper surface of the first dielectric plug.
    Type: Grant
    Filed: September 27, 2010
    Date of Patent: November 1, 2011
    Assignee: Micron Technology, Inc.
    Inventor: Michael Violette