Patents by Inventor Tsutomu Oosuka
Tsutomu Oosuka 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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Publication number: 20210028114Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: ApplicationFiled: October 12, 2020Publication date: January 28, 2021Inventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Patent number: 10804203Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: GrantFiled: August 17, 2017Date of Patent: October 13, 2020Assignee: Pannova SemicInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Publication number: 20170345760Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: ApplicationFiled: August 17, 2017Publication date: November 30, 2017Inventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Patent number: 9780039Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: GrantFiled: February 2, 2016Date of Patent: October 3, 2017Assignee: PANNOVA SEMIC, LLCInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Publication number: 20160163649Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: ApplicationFiled: February 2, 2016Publication date: June 9, 2016Inventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Patent number: 9287392Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: GrantFiled: November 28, 2012Date of Patent: March 15, 2016Assignee: Pannova Semic, LLCInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Patent number: 9086046Abstract: An ignition apparatus is provided with a Zener diode as a limiter device, which limits a primary voltage of an ignition coil to be less than a Zener voltage, and a switching circuit, which prohibits a limiter function of the Zener diode at a start of discharge and switches the limiter device to perform the limiter function for a predetermined time period following the start of discharge. A secondary voltage is limited to be more than a secondary limit value. Even when blowout arises in discharging, re-discharging is avoided from arising immediately after the blowout and exhaustion of a spark plug caused by repetition of discharging is avoided.Type: GrantFiled: October 10, 2012Date of Patent: July 21, 2015Assignee: DENSO CORPORATIONInventors: Yuji Kajita, Masamichi Shibata, Yasuomi Imanaka, Atsuya Mizutani, Tsutomu Oosuka
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Patent number: 8558321Abstract: A semiconductor device includes: a first MIS transistor of a first conductivity type having a first active region as a region of a semiconductor substrate surrounded by an element isolation region formed in an upper portion of the semiconductor substrate, a first gate insulating film having a first high dielectric film formed on the first active region, and a first gate electrode formed on the first gate insulating film; and a resistance element having a second high dielectric film formed on the element isolation region and a resistance layer made of silicon formed on the second high dielectric film. The first high dielectric film and the second high dielectric film include the same high dielectric material, and the first high dielectric film includes a first adjustment metal, but the second high dielectric film does not include the first adjustment metal.Type: GrantFiled: January 12, 2011Date of Patent: October 15, 2013Assignee: Panasonic CorporationInventors: Hiroji Shimizu, Yoshihiro Sato, Hideyuki Arai, Takayuki Yamada, Tsutomu Oosuka
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Patent number: 8350332Abstract: A first and second gate electrodes are formed on a first and second active regions, respectively. The first and second gate electrodes have a first and second metal-containing conductive films, respectively. The first and second metal-containing conductive films are formed on the isolation region for segmenting the first and second active regions to be spaced apart from each other. A third metal-containing conductive film, which is a part of each of the first and second gate electrodes, is continuously formed from a top of the first metal-containing conductive film through a top of the isolation region to a top of the second metal-containing conductive film. The third metal-containing conductive film is in contact with the first and second metal-containing conductive films.Type: GrantFiled: November 16, 2009Date of Patent: January 8, 2013Assignee: Panasonic CorporationInventors: Tsutomu Oosuka, Yoshihiro Sato, Hisashi Ogawa
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Patent number: 8344455Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: GrantFiled: May 31, 2011Date of Patent: January 1, 2013Assignee: Panasonic CorporationInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Publication number: 20110227168Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: ApplicationFiled: May 31, 2011Publication date: September 22, 2011Applicant: Panasonic CorporationInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Publication number: 20110169100Abstract: A semiconductor device includes: a first MIS transistor of a first conductivity type having a first active region as a region of a semiconductor substrate surrounded by an element isolation region formed in an upper portion of the semiconductor substrate, a first gate insulating film having a first high dielectric film formed on the first active region, and a first gate electrode formed on the first gate insulating film; and a resistance element having a second high dielectric film formed on the element isolation region and a resistance layer made of silicon formed on the second high dielectric film. The first high dielectric film and the second high dielectric film include the same high dielectric material, and the first high dielectric film includes a first adjustment metal, but the second high dielectric film does not include the first adjustment metal.Type: ApplicationFiled: January 12, 2011Publication date: July 14, 2011Inventors: Hiroji SHIMIZU, Yoshihiro Sato, Hideyuki Arai, Takayuki Yamada, Tsutomu Oosuka
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Patent number: 7977800Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: GrantFiled: October 8, 2008Date of Patent: July 12, 2011Assignee: Panasonic CorporationInventors: Tsutomu Oosuka, Hisashi Ogawa, Yoshihiro Sato
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Publication number: 20100059827Abstract: A first and second gate electrodes are formed on a first and second active regions, respectively. The first and second gate electrodes have a first and second metal-containing conductive films, respectively. The first and second metal-containing conductive films are formed on the isolation region for segmenting the first and second active regions to be spaced apart from each other. A third metal-containing conductive film, which is a part of each of the first and second gate electrodes, is continuously formed from a top of the first metal-containing conductive film through a top of the isolation region to a top of the second metal-containing conductive film. The third metal-containing conductive film is in contact with the first and second metal-containing conductive films.Type: ApplicationFiled: November 16, 2009Publication date: March 11, 2010Applicant: PANASONIC CORPORATIONInventors: Tsutomu OOSUKA, Yoshihiro Sato, Hisashi Ogawa
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Publication number: 20090108379Abstract: The semiconductor device includes: a transistor having a gate electrode formed on a semiconductor substrate and first and second source/drain regions formed in portions of the semiconductor substrate on both sides of the gate electrode; a gate interconnect formed at a position opposite to the gate electrode with respect to the first source/drain region; and a first silicon-germanium layer formed on the first source/drain region to protrude above the top surface of the semiconductor substrate. The gate interconnect and the first source/drain region are connected via a local interconnect structure that includes the first silicon-germanium layer.Type: ApplicationFiled: October 8, 2008Publication date: April 30, 2009Inventors: Tsutomu OOSUKA, Hisashi OGAWA, Yoshihiro SATO