Patents by Inventor Tetsuo Matsuda
Tetsuo Matsuda 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: 12233782Abstract: Provided are an information processing apparatus, an information processing method, and an information processing system that are able to appropriately superimpose content on a scene visible from within a mobile body. The information processing apparatus includes a recognition section and a display control section. The recognition section recognizes a scene visible from within the mobile body through a transparent or translucent display surface provided in the mobile body. The display control section controls display of the content on the display surface according to the recognized scene.Type: GrantFiled: March 2, 2022Date of Patent: February 25, 2025Assignee: SONY GROUP CORPORATIONInventors: Tetsuo Ikeda, Maho Hayashi, Hiroshi Imamura, Mikinori Matsuda, Yuya Takayama
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Patent number: 11011609Abstract: A semiconductor device includes a first semiconductor region of a first conductivity type, a second semiconductor region of a second conductivity type provided on the first semiconductor region, a third semiconductor region of the first conductivity type provided on the second semiconductor region, a first insulating part provided in the first semiconductor region, a first electrode provided in the first semiconductor region, the first insulating part disposed between the first electrode and the first semiconductor region, a second insulating part provided on the first electrode, a gate electrode provided on the second insulating part, a gate insulating part provided between the gate electrode and the second semiconductor region, and a second electrode provided on the second semiconductor region and on the third semiconductor region, and is electrically connected to the second semiconductor region, the third semiconductor region, and the first electrode.Type: GrantFiled: April 2, 2018Date of Patent: May 18, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kenya Kobayashi, Tetsuo Matsuda, Yosuke Himori, Toshifumi Nishiguchi
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Publication number: 20180226473Abstract: A semiconductor device includes a first semiconductor region of a first conductivity type, a second semiconductor region of a second conductivity type provided on the first semiconductor region, a third semiconductor region of the first conductivity type provided on the second semiconductor region, a first insulating part provided in the first semiconductor region, a first electrode provided in the first semiconductor region, the first insulating part disposed between the first electrode and the first semiconductor region, a second insulating part provided on the first electrode, a gate electrode provided on the second insulating part, a gate insulating part provided between the gate electrode and the second semiconductor region, and a second electrode provided on the second semiconductor region and on the third semiconductor region, and is electrically connected to the second semiconductor region, the third semiconductor region, and the first electrode.Type: ApplicationFiled: April 2, 2018Publication date: August 9, 2018Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kenya KOBAYASHI, Tetsuo MATSUDA, Yosuke HIMORI, Toshifumi NISHIGUCHI
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Patent number: 9947751Abstract: A semiconductor device includes a first semiconductor region of a first conductivity type, a second semiconductor region of a second conductivity type provided on the first semiconductor region, a third semiconductor region of the first conductivity type provided on the second semiconductor region, a first insulating part provided in the first semiconductor region, a first electrode provided in the first semiconductor region, the first insulating part disposed between the first electrode and the first semiconductor region, a second insulating part provided on the first electrode, a gate electrode provided on the second insulating part, a gate insulating part provided between the gate electrode and the second semiconductor region, and a second electrode provided on the second semiconductor region and on the third semiconductor region, and is electrically connected to the second semiconductor region, the third semiconductor region, and the first electrode.Type: GrantFiled: March 2, 2017Date of Patent: April 17, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kenya Kobayashi, Tetsuo Matsuda, Yosuke Himori, Toshifumi Nishiguchi
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Publication number: 20180083110Abstract: A semiconductor device includes a first semiconductor region of a first conductivity type, a second semiconductor region of a second conductivity type provided on the first semiconductor region, a third semiconductor region of the first conductivity type provided on the second semiconductor region, a first insulating part provided in the first semiconductor region, a first electrode provided in the first semiconductor region, the first insulating part disposed between the first electrode and the first semiconductor region, a second insulating part provided on the first electrode, a gate electrode provided on the second insulating part, a gate insulating part provided between the gate electrode and the second semiconductor region, and a second electrode provided on the second semiconductor region and on the third semiconductor region, and is electrically connected to the second semiconductor region, the third semiconductor region, and the first electrode.Type: ApplicationFiled: March 2, 2017Publication date: March 22, 2018Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kenya KOBAYASHI, Tetsuo MATSUDA, Yosuke HIMORI, Toshifumi NISHIGUCHI
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Patent number: 8810032Abstract: A method for manufacturing a semiconductor device, includes: forming a first metal layer on a semiconductor substrate, the semiconductor substrate including a diffusion layer; forming an insulating layer having an opening on the first metal layer; forming a second metal layer on the first metal layer in the opening of the insulating layer; removing the insulating layer; covering an exposed surface of the second metal layer with a third metal layer, the third metal layer including a metal having an ionization tendency lower than that of the second metal layer; and forming an electrode interconnect including the first metal layer, the second metal layer, and the third metal layer by removing the first metal layer using the third metal layer as a mask.Type: GrantFiled: March 11, 2013Date of Patent: August 19, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Tomomi Imamura, Tetsuo Matsuda, Yoshinosuke Nishijo
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Patent number: 8431992Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: GrantFiled: February 8, 2011Date of Patent: April 30, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Kenichi Tokano, Tetsuo Matsuda, Wataru Saito
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Patent number: 8415247Abstract: A method for manufacturing a semiconductor device, includes: forming a first metal layer on a semiconductor substrate, the semiconductor substrate including a diffusion layer; forming an insulating layer having an opening on the first metal layer; forming a second metal layer on the first metal layer in the opening of the insulating layer; removing the insulating layer; covering an exposed surface of the second metal layer with a third metal layer, the third metal layer including a metal having an ionization tendency lower than that of the second metal layer; and forming an electrode interconnect including the first metal layer, the second metal layer, and the third metal layer by removing the first metal layer using the third metal layer as a mask.Type: GrantFiled: September 15, 2011Date of Patent: April 9, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Tomomi Imamura, Tetsuo Matsuda, Yoshinosuke Nishijo
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Publication number: 20130009241Abstract: According to one embodiment, a semiconductor device includes a drain layer, a drift, a base, a source region, a plurality of gates provided on the drift region, the base, and the source region, and arranged in a manner spaced apart from each other, a first interlayer insulating film arranged between the plurality of gates on the source region, a gate interconnection film provided on the first interlayer insulating film and the gate, a second interlayer insulating film provided on the gate interconnection film, an inetconnection film provided on the second interlayer insulating film and connected in common to the source region, the interconnection film filling the contact hole provided between each of the gates in the second interlayer insulating film, the gate interconnection film and the first interlayer insulating film and an insulating film arranged between the gate interconnection film and the interconnection film in the contact hole.Type: ApplicationFiled: March 16, 2012Publication date: January 10, 2013Applicant: Kabushiki Kaisha ToshibaInventor: Tetsuo MATSUDA
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Publication number: 20120313162Abstract: According to one embodiment, a semiconductor device includes: a semiconductor substrate; an arsenic diffusion layer formed in the semiconductor substrate and containing arsenic; and a metal film formed on the arsenic diffusion layer. The metal film includes at least one metal selected from the group consisting of tungsten, titanium, ruthenium, hafnium, and tantalum, and arsenic.Type: ApplicationFiled: March 20, 2012Publication date: December 13, 2012Applicant: Kabushiki Kaisha ToshibaInventors: Tetsuo Matsuda, Tomomi Kuraguchi
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Publication number: 20120217575Abstract: According to one embodiment, a method is disclosed for manufacturing semiconductor device. The method can include preparing a semiconductor layer having a drain layer, and a drift region provided from a surface to an inside of the drain layer, the drift region having a first trench extending from a surface to an inside of the drift region. The method can include implanting impurities into the drift region through an opening of the first trench to form a source region for an exposed face of the drift region exposed on an inside wall of the first trench, and implanting impurities into the drift region through the opening of the first trench to form a base region between the source region and the drift region. The method can include forming gate electrode.Type: ApplicationFiled: September 21, 2011Publication date: August 30, 2012Applicant: Kabushiki Kaisha ToshibaInventor: Tetsuo Matsuda
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Publication number: 20120112308Abstract: According to one embodiment, a semiconductor device includes a device portion, a first electrode portion, a second electrode portion and a protruding portion. The device portion is provided on a substrate. The first electrode portion is provided on the device portion and is electrically contacted with the device portion. The second electrode portion is provided on the device portion separated from the first electrode portion, and electrically contacted with the device portion. The protruding portion is provided on the device portion and protrudes outward from a peripheral portion of the first electrode portion and the second electrode portion.Type: ApplicationFiled: September 21, 2011Publication date: May 10, 2012Applicant: Kabushiki Kaisha ToshibaInventors: Tetsuo Matsuda, Tomomi Imamura
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Patent number: 8067310Abstract: A method for manufacturing a semiconductor device, includes: forming a first metal layer on a semiconductor substrate, the semiconductor substrate including a diffusion layer; forming an insulating layer having an opening on the first metal layer; forming a second metal layer on the first metal layer in the opening of the insulating layer; removing the insulating layer; covering an exposed surface of the second metal layer with a third metal layer, the third metal layer including a metal having an ionization tendency lower than that of the second metal layer; and forming an electrode interconnect including the first metal layer, the second metal layer, and the third metal layer by removing the first metal layer using the third metal layer as a mask.Type: GrantFiled: December 23, 2009Date of Patent: November 29, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Tomomi Imamura, Tetsuo Matsuda, Yoshinosuke Nishijo
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Publication number: 20110133278Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: ApplicationFiled: February 8, 2011Publication date: June 9, 2011Applicant: Kabushiki Kaisha ToshibaInventors: Kenichi TOKANO, Tetsuo Matsuda, Wataru Saito
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Patent number: 7936015Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: GrantFiled: August 18, 2009Date of Patent: May 3, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Kenichi Tokano, Tetsuo Matsuda, Wataru Saito
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Patent number: 7898031Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: GrantFiled: June 23, 2010Date of Patent: March 1, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Kenichi Tokano, Tetsuo Matsuda, Wataru Saito
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Publication number: 20100258854Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: ApplicationFiled: June 23, 2010Publication date: October 14, 2010Applicant: Kabushiki Kaisha ToshibaInventors: Kenichi TOKANO, Tetsuo Matsuda, Wataru Saito
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Publication number: 20100164095Abstract: A method for manufacturing a semiconductor device, includes: forming a first metal layer on a semiconductor substrate, the semiconductor substrate including a diffusion layer; forming an insulating layer having an opening on the first metal layer; forming a second metal layer on the first metal layer in the opening of the insulating layer; removing the insulating layer; covering an exposed surface of the second metal layer with a third metal layer, the third metal layer including a metal having an ionization tendency lower than that of the second metal layer; and forming an electrode interconnect including the first metal layer, the second metal layer, and the third metal layer by removing the first metal layer using the third metal layer as a mask.Type: ApplicationFiled: December 23, 2009Publication date: July 1, 2010Applicant: Kabushiki Kaisha ToshibaInventors: Tomomi IMAMURA, Tetsuo MATSUDA, Yoshinosuke NISHIJO
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Publication number: 20090302373Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: ApplicationFiled: August 18, 2009Publication date: December 10, 2009Applicant: Kabushiki Kaisha ToshibaInventors: Kenichi TOKANO, Tetsuo Matsuda, Wataru Saito
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Patent number: 7595530Abstract: A single crystal semiconductor layer of a first conduction type is disposed on a surface of a semiconductor substrate. A plurality of trenches are provided in the semiconductor layer to form a plurality of first semiconductor regions of the first conduction type at intervals in a direction parallel to the surface. An epitaxial layer is buried in the plurality of trenches to form a plurality of second semiconductor regions of a second conduction type. The plurality of second semiconductor regions each includes an outer portion with a high impurity concentration formed against an inner wall of the trench, and an inner portion with a low impurity concentration formed inner than the outer portion.Type: GrantFiled: March 1, 2006Date of Patent: September 29, 2009Assignee: Kabushiki Kaisha ToshibaInventors: Kenichi Tokano, Tetsuo Matsuda, Wataru Saito