Patents by Inventor Shigeki Sato
Shigeki Sato 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: 20240149890Abstract: An on-vehicle system includes: a control device; an in-vehicle sensor that detects whether there is a priority target among occupants in a vehicle; and a storage device that stores a learned model for feeling estimation. Further, the control device: determines whether there is a priority target among occupants in the vehicle based on a detection result of the in-vehicle sensor; acquires information on the priority target when determining that there is the priority target; estimates a feeling of the priority target based on the information that has been acquired by using the learned model; and executes vehicle control in accordance with a result of estimating the feeling of the target occupant.Type: ApplicationFiled: September 20, 2023Publication date: May 9, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro KANEKO, Shigeki NAKAYAMA, Kotoru SATO
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Publication number: 20240145465Abstract: A semiconductor device is preferably excellent in characteristics such as a loss characteristic. Provided is a semiconductor device including a semiconductor substrate, including an upper-surface electrode provided on an upper surface of the semiconductor substrate; an lower-surface electrode provided on a lower surface of the semiconductor substrate; a transistor portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode; a first diode portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode; and a second diode portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode, wherein the first diode portion and the second diode portion have different resistivities in a depth direction of the semiconductor substrate.Type: ApplicationFiled: December 14, 2023Publication date: May 2, 2024Inventors: Shigeki SATO, Seiji MOMOTA, Tadashi MIYASAKA
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Publication number: 20240140454Abstract: An on-vehicle system includes: a control device; a monitoring device that monitors whether each of a plurality of occupants in a vehicle has grasped a behavior of the vehicle; and a storage device that stores a learned model for feeling estimation. Further, the control device determines whether there is an occupant who has not grasped a behavior of the vehicle among the plurality of occupants based on a monitoring result of the monitoring device, specifies a target occupant whose feeling is to be estimated from the plurality of occupants based on the determination result, estimates feeling of the target occupant who has been specified by using the learned model, and executes vehicle control in accordance with a result of estimating the feeling of the target occupant.Type: ApplicationFiled: September 19, 2023Publication date: May 2, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro Kaneko, Shigeki Nakayama, Kotoru Sato
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Publication number: 20240131895Abstract: An air-conditioning control device includes a processor comprising hardware, the processor being configured to execute: estimating an emotion of an occupant in a vehicle interior when a spot air conditioning is performed on the occupant; and controlling the spot air conditioning based on an estimation result.Type: ApplicationFiled: October 1, 2023Publication date: April 25, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki NAKAYAMA, Tomohiro KANEKO, Kotoru SATO
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Publication number: 20240132090Abstract: A vehicle controller for a vehicle includes a processor to: detect a driving state of the vehicle; determine whether a predetermined dangerous driving is included in the detected driving state; determine, when determining that the predetermined dangerous driving is included in the detected driving state, whether a mood of a driver of the vehicle is elevated; and perform, when determining that the mood of the driver is elevated, vehicle control to settle the mood of the driver.Type: ApplicationFiled: September 28, 2023Publication date: April 25, 2024Applicant: Toyota Jidosha Kabushiki KaishaInventors: Shigeki Nakayama, Tomohiro Kaneko, Kotoru Sato
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Publication number: 20240092400Abstract: A vehicle front recognition apparatus includes an imager that captures an image of an environment ahead of a vehicle on the road, an image analyzer that analyzes the image of the environment with artificial intelligence to segment the image areas of the image by classes to which objects captured in the image belong, and a road information acquirer that acquires high-precision map information ahead of the vehicle. The vehicle front recognition apparatus acquires dynamic information that is not included in the high-precision map information from the classes. The image analyzer includes a feeling-of-strangeness area extractor extracting a feeling-of-strangeness area using the classes from the image areas. The vehicle front recognition apparatus further includes a feeling-of-strangeness area verifier that verifies whether the vehicle can pass through the feeling-of-strangeness area and a notifier that notifies a driver when the vehicle cannot pass through the feeling-of-strangeness area.Type: ApplicationFiled: September 7, 2023Publication date: March 21, 2024Applicant: SUBARU CORPORATIONInventors: Hiroki MANIWA, Reo HARADA, Hiroaki KURAMOCHI, Seiya SATO, Shigeki MUKAI, Kazuyuki TAKAHASHI, Wataru MUNEMURA
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Publication number: 20240083422Abstract: A vehicle drive assist apparatus is to be applied to a vehicle. The vehicle drive assist apparatus includes an object recognizer, a risk area setter, and a risk level setter. The object recognizer is configured to recognize an object in front of the vehicle. The risk area setter is configured to, when small objects are around the object, set a risk area including the small objects. The risk level setter is configured to set a risk level for the risk area with respect to the vehicle based on distribution of height information items within the risk area.Type: ApplicationFiled: August 28, 2023Publication date: March 14, 2024Applicant: SUBARU CORPORATIONInventors: Seiya SATO, Reo HARADA, Hiroaki KURAMOCHI, Hiroki MANIWA, Wataru MUNEMURA, Kazuyuki TAKAHASHI, Shigeki MUKAI
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Publication number: 20240083423Abstract: A vehicle drive assist apparatus is to be applied to a vehicle. The vehicle drive assist apparatus includes an object recognizer, a dispersion area extractor, and a risk area setter. The object recognizer is configured to recognize an object in front of the vehicle. The dispersion area extractor is configured to extract a dispersion area where luminance values are dispersed around the recognized object. The risk area setter is configured to set, as a risk area where small objects are distributed, an area including the dispersion area.Type: ApplicationFiled: August 28, 2023Publication date: March 14, 2024Applicant: SUBARU CORPORATIONInventors: Reo HARADA, Seiya SATO, Hiroaki KURAMOCHI, Hiroki MANIWA, Wataru MUNEMURA, Shigeki MUKAI, Kazuyuki TAKAHASHI
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Publication number: 20240083416Abstract: A vehicle drive assist apparatus is to be applied to a vehicle. The apparatus includes an object recognizer, a risk area setter, a risk level setter, a route candidate setter, a route evaluation value calculator, and a vehicle travel route setter. The object recognizer recognizes an object in front of the vehicle. The risk area setter sets, when small objects are around the object, a risk area including the small objects. The risk level setter sets a risk level for the risk area based on a distribution state of the small objects within the risk area. The route candidate setter sets patterns of route candidates for avoiding a risk resulting from the risk area. The route evaluation value calculator calculates a route evaluation value for each of the route candidates. The vehicle travel route setter sets, as a vehicle travel route, the route candidate having an optimum route evaluation value.Type: ApplicationFiled: August 28, 2023Publication date: March 14, 2024Applicant: SUBARU CORPORATIONInventors: Reo HARADA, Seiya SATO, Hiroaki KURAMOCHI, Hiroki MANIWA, Wataru MUNEMURA, Shigeki MUKAI, Kazuyuki TAKAHASHI
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Publication number: 20240072251Abstract: The disclosure provides a novel positive electrode active material for an aqueous potassium ion battery, and a novel potassium ion secondary battery. The positive electrode active material for an aqueous potassium ion battery is represented by the general formula LixMn2O4, where 0<x<2. The aqueous potassium ion secondary battery comprises a positive electrode active material represented by the general formula LixMn2O4 where 0<x<2, and an aqueous electrolyte solution, wherein the aqueous electrolyte solution has a pH of 7.0 to 13.0 and comprises an aqueous solvent and a potassium salt dissolved in the aqueous solvent. The potassium salt is preferably potassium pyrophosphate.Type: ApplicationFiled: June 29, 2023Publication date: February 29, 2024Inventors: Shigeki Sato, Shogo Kihara, Hiroshi Suyama
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Publication number: 20240055590Abstract: The disclosure provides a novel positive electrode active material for an aqueous potassium ion battery, and a novel potassium ion secondary battery. The positive electrode active material for an aqueous potassium ion battery is represented by the general formula LiNixMnyCo1-x-yO2, where 0?x<1, 0?y<1 and x+y<1. The aqueous potassium ion secondary battery of the disclosure comprises a positive electrode active material which is represented by general formula LiNixMnyCo1-x-yO2, where 0?x<1, 0?y<1 and x+y<1. The aqueous potassium ion secondary battery of the disclosure comprises an aqueous electrolyte solution, wherein the pH of the aqueous electrolyte solution is 4.0 to 13.0, and the aqueous electrolyte solution contains an aqueous solvent and potassium pyrophosphate dissolved in the aqueous solvent.Type: ApplicationFiled: June 15, 2023Publication date: February 15, 2024Inventors: Shigeki Sato, Hiroshi Suyama
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Patent number: 11855077Abstract: A semiconductor device is preferably excellent in characteristics such as a loss characteristic. Provided is a semiconductor device including a semiconductor substrate, including an upper-surface electrode provided on an upper surface of the semiconductor substrate; an lower-surface electrode provided on a lower surface of the semiconductor substrate; a transistor portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode; a first diode portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode; and a second diode portion provided in the semiconductor substrate and connected to the upper-surface electrode and the lower-surface electrode, wherein the first diode portion and the second diode portion have different resistivities in a depth direction of the semiconductor substrate.Type: GrantFiled: December 21, 2018Date of Patent: December 26, 2023Assignee: FUJI ELECTRIC CO., LTD.Inventors: Shigeki Sato, Seiji Momota, Tadashi Miyasaka
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Publication number: 20230352748Abstract: The present disclosure provides a novel negative electrode active material for a potassium ion secondary battery and a novel configuration of a potassium ion secondary battery. The negative electrode active material for an aqueous potassium ion battery of the present disclosure comprising tungsten oxide and/or consisting of tungsten oxide. The aqueous potassium ion battery of the present disclosure comprises tungsten oxide as a negative electrode active material. The aqueous potassium ion battery of the present disclosure may comprise an aqueous electrolytic solution, a pH of the aqueous electrolytic solution is 4.0 to 12.0, and the aqueous electrolytic solution may comprise a solvent comprising water and potassium pyrophosphate dissolved in the solvent.Type: ApplicationFiled: April 21, 2023Publication date: November 2, 2023Inventors: Hiroshi Suyama, Shigeki Sato
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Patent number: 11557427Abstract: A coil component in which a change in thicknesses of the winding part is prevented is provided. According to the coil component, since each of a pair of neighboring resin walls and a seed part between the pair of resin walls are separated by a predetermined distance, a plating part grown on the seed part is easy to grow uniformly between the pair of neighboring resin walls. For this reason, the winding part whose surface is gentle and in which a change in thickness is prevented is obtained by plating growth.Type: GrantFiled: January 3, 2020Date of Patent: January 17, 2023Assignee: TDK CORPORATIONInventors: Hitoshi Ohkubo, Masazumi Arata, Manabu Ohta, Yuuya Kaname, Yoshihiro Maeda, Takahiro Kawahara, Hokuto Eda, Shigeki Sato
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Publication number: 20220328668Abstract: Provided is a semiconductor device including: a first trench portion having a predetermined first trench length; a second trench portion having a second trench length longer than the first trench length; a first gate runner portion configured to be electrically connected to an end portion of the first trench portion; and a second gate runner portion configured to be electrically connected to the first gate runner portion and electrically connected to an end portion of the second trench portion. A resistivity per unit length of the first gate runner portion is larger than a resistivity per unit length of the second gate runner portion.Type: ApplicationFiled: February 24, 2022Publication date: October 13, 2022Inventors: Shigeki SATO, Soichi YOSHIDA, Kouji ASAHI, Seiji MOMOTA
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Patent number: 11433761Abstract: A grille shutter device opens and closes an introduction passage through which air is introduced from an opening provided at a front part of a vehicle to the inside of the vehicle. The grille shutter device includes: a driving fin and a driven fin that are configured to rotate between an open position in which the introduction passage is open and a closed position in which the introduction passage is closed; an actuator configured to drive the driving fin; a power transmission member configured to transmit power from the driving fin to the driven fin; and a first stopper configured to define a first position by coming into contact with the power transmission member.Type: GrantFiled: January 29, 2021Date of Patent: September 6, 2022Assignees: AISIN CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ken Komatsubara, Kazuki Tsuboi, Shigeki Sato, Toshikazu Harada, Shuichi Morie
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Publication number: 20210384331Abstract: A semiconductor device including: a semiconductor substrate; a temperature sensing unit provided on a front surface of the semiconductor substrate; an anode pad and a cathode pad electrically connected with the temperature sensing unit; a front surface electrode being set to a predetermined reference potential; and a bidirectional diode unit electrically connected in a serial bidirectional way between the cathode pad and the front surface electrode is provided. The bidirectional diode unit may be arranged between the anode pad and the cathode pad on the front surface.Type: ApplicationFiled: August 24, 2021Publication date: December 9, 2021Inventors: Shigeki SATO, Ryu ARAKI, Hiroshi MIYATA, Soichi YOSHIDA
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Publication number: 20210384333Abstract: A semiconductor device including: a semiconductor substrate; a temperature sensing unit provided on a front surface of the semiconductor substrate; an anode pad and a cathode pad electrically connected with the temperature sensing unit; a front surface electrode being set to a predetermined reference potential; and a bidirectional diode unit electrically connected in a serial bidirectional way between the cathode pad and the front surface electrode is provided. The output comparison diode unit may be arranged between the anode pad and the cathode pad. The temperature sensing unit may include a temperature sensing diode, and the output comparison diode unit may include a diode connected in inverse parallel to the temperature sensing diode.Type: ApplicationFiled: August 24, 2021Publication date: December 9, 2021Inventors: Shigeki SATO, Toshiyuki MATSUI, Ryu ARAKI, Hiroshi MIYATA, Soichi YOSHIDA
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Patent number: 11094809Abstract: A power module which includes a power semiconductor module chip, a driver chip and a charge storage element. The power semiconductor module chip is configured by forming an IGBT having a trench gate structure including a dummy trench gate, and a freewheeling diode for returning excess carrier of the emitter of the IGBT to the collector of the IGBT, in the same chip. The drive chip is used for driving the IGBT on/off. The power module is configured by packaging the power semiconductor module chip and the drive chip. The charge storage element that is connected between the gate and emitter of a dummy IGBT which can be pseudo-formed in order that the dummy trench gate be used in screening examinations.Type: GrantFiled: August 30, 2019Date of Patent: August 17, 2021Assignee: FUJI ELECTRIC CO., LTD.Inventor: Shigeki Sato
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Publication number: 20210237556Abstract: A grille shutter device opens and closes an introduction passage through which air is introduced from an opening provided at a front part of a vehicle to the inside of the vehicle. The grille shutter device includes: a driving fin and a driven fin that are configured to rotate between an open position in which the introduction passage is open and a closed position in which the introduction passage is closed; an actuator configured to drive the driving fin; a power transmission member configured to transmit power from the driving fin to the driven fin; and a first stopper configured to define a first position by coming into contact with the power transmission member.Type: ApplicationFiled: January 29, 2021Publication date: August 5, 2021Applicants: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ken KOMATSUBARA, Kazuki TSUBOI, Shigeki SATO, Toshikazu HARADA, Shuichi MORIE