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).
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Patent number: 11935883Abstract: 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: GrantFiled: January 12, 2023Date of Patent: March 19, 2024Assignee: Lodestar Licensing Group LLCInventors: Vladimir Mikhalev, Michael Violette
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Patent number: 11756792Abstract: 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: GrantFiled: June 12, 2020Date of Patent: September 12, 2023Assignee: Micron Technology, Inc.Inventors: Michael Violette, Vladimir Mikhalev
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Publication number: 20230170344Abstract: 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: ApplicationFiled: January 12, 2023Publication date: June 1, 2023Applicant: MICRON TECHNOLOGY, INC.Inventors: Vladimir Mikhalev, Michael Violette
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Patent number: 11569221Abstract: 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: GrantFiled: June 25, 2021Date of Patent: January 31, 2023Assignee: Micron Technology, Inc.Inventors: Vladimir Mikhalev, Michael Violette
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Publication number: 20220181341Abstract: 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: ApplicationFiled: December 3, 2020Publication date: June 9, 2022Applicant: MICRON TECHNOLOGY, INC.Inventors: Haitao Liu, Michael Violette, Mark A. Helm, Guangyu Huang, Vladimir Mikhalev
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Publication number: 20210320099Abstract: 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: ApplicationFiled: June 25, 2021Publication date: October 14, 2021Applicant: MICRON TECHNOLOGY, INC.Inventors: Vladimir Mikhalev, Michael Violette
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Patent number: 11063034Abstract: 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: GrantFiled: June 27, 2019Date of Patent: July 13, 2021Assignee: Micron Technology, Inc.Inventors: Vladimir Mikhalev, Michael Violette
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Publication number: 20200411634Abstract: 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: ApplicationFiled: June 27, 2019Publication date: December 31, 2020Applicant: MICRON TECHNOLOGY, INC.Inventors: Vladimir Mikhalev, Michael Violette
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Publication number: 20200303192Abstract: 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: ApplicationFiled: June 12, 2020Publication date: September 24, 2020Applicant: MICRON TECHNOLOGY, INC.Inventors: Michael Violette, Vladimir Mikhalev
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Patent number: 10727062Abstract: 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: GrantFiled: February 9, 2018Date of Patent: July 28, 2020Assignee: Micron Technology, Inc.Inventors: Michael Violette, Vladimir Mikhalev
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Publication number: 20190206688Abstract: 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: ApplicationFiled: February 9, 2018Publication date: July 4, 2019Applicant: MICRON TECHNOLOGY, INC.Inventors: Michael Violette, Vladimir Mikhalev
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Patent number: 10199227Abstract: 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: GrantFiled: May 26, 2017Date of Patent: February 5, 2019Assignee: Sony Semiconductor Solutions CorporationInventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Publication number: 20170263458Abstract: 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: ApplicationFiled: May 26, 2017Publication date: September 14, 2017Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Patent number: 9680007Abstract: 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: GrantFiled: March 17, 2016Date of Patent: June 13, 2017Assignee: Sony Semiconductor Solutions CorporationInventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Publication number: 20160204247Abstract: 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: ApplicationFiled: March 17, 2016Publication date: July 14, 2016Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Patent number: 9337042Abstract: 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: GrantFiled: March 10, 2015Date of Patent: May 10, 2016Assignee: Sony CorporationInventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Publication number: 20150187586Abstract: 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: ApplicationFiled: March 10, 2015Publication date: July 2, 2015Inventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Patent number: 8980713Abstract: 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: GrantFiled: May 31, 2013Date of Patent: March 17, 2015Assignee: Sony CorporationInventors: Satoru Mayuzumi, Mark Fischer, Michael Violette
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Patent number: 8049298Abstract: 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: GrantFiled: September 27, 2010Date of Patent: November 1, 2011Assignee: Micron Technology, Inc.Inventor: Michael Violette
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Patent number: 7892943Abstract: 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: GrantFiled: December 21, 2007Date of Patent: February 22, 2011Assignee: Micron Technology, Inc.Inventor: Michael Violette