Patents by Inventor Toshihiro Katsuda
Toshihiro Katsuda 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: 11646578Abstract: A control device of a power supply system includes a first processing unit and a second processing unit. The first processing unit is a processing unit configured to perform a first process of determining certain strings out of a plurality of strings connected in parallel to a power distribution device. The second processing unit is a processing unit configured to perform a second process of performing inputting of electric power to the plurality of strings connected in parallel to the power distribution device or outputting of electric power from the plurality of strings to the power distribution device using at least the certain strings determined by the first processing unit.Type: GrantFiled: November 22, 2019Date of Patent: May 9, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11500022Abstract: A power supply system includes a plurality of sweep modules, a defect detecting unit, and a control unit. Each sweep module includes a battery module and a power circuit module. The defect detecting unit detects a defect for each sweep module. The number of sweep modules is greater S (S?2) than a minimum number of sweep modules required for operation. When the number of defective sweep modules in which a defect has been detected is equal to or less than F (2?F?S), the control unit is configured to disconnect the defective sweep modules from a main line and to continuously execute sweep control.Type: GrantFiled: November 15, 2019Date of Patent: November 15, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11404897Abstract: A power supply system includes a plurality of sweep modules that is connected to a main line. Each sweep module includes a switching element that switches between connection and disconnection between a battery module and the main line and is formed of a MOSFET. A failure detecting device of the power supply system includes a temperature detecting unit configured to detect temperatures of the plurality of sweep modules and a failure determining unit configured to determine whether a difference between a temperature of one sweep module selected from the plurality of sweep modules and a reference temperature which is determined based on the temperatures of other sweep modules is greater than a predetermined threshold value.Type: GrantFiled: November 15, 2019Date of Patent: August 2, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11196252Abstract: A power supply system includes a plurality of sweep modules. Each sweep module includes a battery module, an input and output circuit, a switching element, a capacitor, and a line. The input and output circuit connects the battery module to a main line. The switching element switches between connection and disconnection between the battery module and the main line. The capacitor is attached in parallel to the battery module. The line connects the input and output circuit to the battery module. The line is maintained in a state in which a loop portion is formed.Type: GrantFiled: November 12, 2019Date of Patent: December 7, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11196271Abstract: Provided is a full-charge-capacity estimating device that has one or more of a plurality of battery modules, as battery-modules-to-be-measured, charged or discharged by means of a first switch element and a second switch element according to whether a power supply device is in a powering state or a regenerating state, measures an integrated current value and a change in the state-of-charge of the battery-module-to-be-measured, and then estimates the full charge capacity of the battery-module-to-be-measured from the integrated current value and the change in the state-of-charge.Type: GrantFiled: October 7, 2019Date of Patent: December 7, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Takayuki Ban
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Publication number: 20210349007Abstract: In relation to application of artificial intelligence to image analysis of particles, to make it possible to provide data for machine learning corresponding to user demands while making it possible to reduce, as much as possible, man-hours taken to, for example, prepare vast amounts of actual image data obtained by actually capturing images of particles, the present invention generates virtual particle image data, which is image data of a virtual particle, on the basis of a predetermined condition, generates label data corresponding to the virtual particle, and associates the virtual particle image data with the label data.Type: ApplicationFiled: July 5, 2019Publication date: November 11, 2021Inventors: Hiroyuki KOSHIKAWA, Hisashi AKIYAMA, Tetsuya MORI, Kosuke MATSUO, Hitoshi NAKATANI, Toshihiro KATSUDA
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Publication number: 20210318173Abstract: A measurement system 100 includes: a radiation thermometer 1 including an infrared sensor 11 that measures temperature at a certain measurement position in a non-contact way and a light source 13 that emits an instruction light PL toward the measurement position; an image acquisition sensor 33 that acquires a measurement position image containing a temperature measurement position; a detection unit 41 that detects a position where the instruction light PL exists in the measurement position image to determine a position corresponding to the measurement position in the measurement position image; and a measurement result image generating unit 42 that generates a measurement result image RI by superimposing, on the measurement position image, the temperature measurement result and an identification mark that indicates that a position detected by the detection unit 41 is a measurement position of the physical quantity.Type: ApplicationFiled: June 23, 2021Publication date: October 14, 2021Inventors: Eiichi NAGAOKA, Toshihiro KATSUDA
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Patent number: 11139682Abstract: A control device of a power supply system is configured to control inputting of electric power from a power system connected to a power distribution device to a plurality of strings connected to the power distribution device and outputting of electric power from the plurality of strings to the power system and to execute a process of stopping control for switching the at least one switching element between connection and disconnection on a string in which inputting of electric power and outputting of electric power are stopped out of the plurality of strings.Type: GrantFiled: November 13, 2019Date of Patent: October 5, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11101648Abstract: A power supply system includes a main line, a plurality of sweep modules, and a control unit. Each sweep module includes a battery module and a power circuit module. The power circuit module switches between connection and disconnection between the battery module and the main line. The control unit executes sweep control for sequentially switching the battery modules which are to be connected to the main line. The control unit maintains connection of a refreshing module which is to be subjected to refreshing charging/discharging to the main line while sweep control is being executed in a state in which the refreshing module is excluded in at least one of outputting of electric power to the outside and inputting of electric power from the outside.Type: GrantFiled: November 13, 2019Date of Patent: August 24, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 11050247Abstract: The present teaching provides a power supply system capable of fully utilizing a plurality of batteries having different performances. A power supply system disclosed here includes a main line, a plurality of sweep modules, and a controller. Each of the sweep modules includes a battery module and an electric power circuit module. The electric power circuit module includes a switching device for connecting a connection state between the battery modules and the main line between connection and disconnection. The controller performs sweep control of sequentially switching the battery module connected to the main line among the plurality of battery modules. During an input of electric power from outside, the controller disconnects the battery module whose SOC level satisfies a high SOC condition from the main line (S7), and continues sweep control (S8, S9).Type: GrantFiled: November 18, 2019Date of Patent: June 29, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 10985606Abstract: A power supply system disclosed here is connected to an electric power system through a distribution device. The power supply system includes a plurality of strings connected to the distribution device and a failure detector. The failure detector of the power supply system is configured to perform a first process of connecting at least one battery module to a main line to set a voltage detected by a string voltage detector at a voltage higher than a predetermined voltage in a state where a switch disconnects the distribution device and the main line, a second process of sending a disconnecting signal for disconnecting all the sweep modules from the main line, and a third process of determining whether the voltage detected by the string voltage detector is lower than the predetermined determination voltage or not after the second process.Type: GrantFiled: November 18, 2019Date of Patent: April 20, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 10965150Abstract: The present teaching provides a power supply system capable of appropriately performing replacement or repairing of a component of a module where a problem occurs without stopping the entire operation, in a case where the problem occurs in of the module in a plurality of modules. The power supply system includes a plurality of sweep modules, a problem detector, an indicator, and a controller. Each sweep module includes a battery module and an electric power circuit module. The problem detector detects a problem for each sweep module. The indicator indicates a sweep module in which a problem is detected. In a case where a problem is detected in the sweep module (S4: YES), the controller causes the indicator to indicate a failure sweep module in which the problem is detected (S5). The controller disconnects the failure sweep module from a main line, and continues sweep control (S6 through S8).Type: GrantFiled: November 18, 2019Date of Patent: March 30, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Patent number: 10944262Abstract: A control device of a power supply system includes a stopping process unit. The stopping process unit is configured to operate a switching element when connection between a power system and a main line is cut off by a system breaker and to perform a stopping process of sequentially switching battery modules which are connected to the main line such that the number of battery modules which are connected to the main line decreases gradually.Type: GrantFiled: November 21, 2019Date of Patent: March 9, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni Yasoshima, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Publication number: 20200177018Abstract: A control device of a power supply system is configured to control inputting of electric power from a power system connected to a power distribution device to a plurality of strings connected to the power distribution device and outputting of electric power from the plurality of strings to the power system and to execute a process of stopping control for switching the at least one switching element between connection and disconnection on a string in which inputting of electric power and outputting of electric power are stopped out of the plurality of strings.Type: ApplicationFiled: November 13, 2019Publication date: June 4, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI
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Publication number: 20200176982Abstract: A control device of a power supply system includes a stopping process unit. The stopping process unit is configured to operate a switching element when connection between a power system and a main line is cut off by a system breaker and to perform a stopping process of sequentially switching battery modules which are connected to the main line such that the number of battery modules which are connected to the main line decreases gradually.Type: ApplicationFiled: November 21, 2019Publication date: June 4, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta Izumi, Kenji Kimura, Toshihiro Katsuda, Kohei Matsuura, Junichi Matsumoto, Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Kyosuke Tanemura, Kazuo Ootsuka, Takayuki Ban, Hironobu Nishi
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Publication number: 20200177019Abstract: A power supply system disclosed here is connected to an electric power system through a distribution device. The power supply system includes a plurality of strings connected to the distribution device and a failure detector. The failure detector of the power supply system is configured to perform a first process of connecting at least one battery module to a main line to set a voltage detected by a string voltage detector at a voltage higher than a predetermined voltage in a state where a switch disconnects the distribution device and the main line, a second process of sending a disconnecting signal for disconnecting all the sweep modules from the main line, and a third process of determining whether the voltage detected by the string voltage detector is lower than the predetermined determination voltage or not after the second process.Type: ApplicationFiled: November 18, 2019Publication date: June 4, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI
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Publication number: 20200177178Abstract: A power supply system includes a plurality of sweep modules that is connected to a main line. Each sweep module includes a switching element that switches between connection and disconnection between a battery module and the main line and is formed of a MOSFET. A failure detecting device of the power supply system includes a temperature detecting unit configured to detect temperatures of the plurality of sweep modules and a failure determining unit configured to determine whether a difference between a temperature of one sweep module selected from the plurality of sweep modules and a reference temperature which is determined based on the temperatures of other sweep modules is greater than a predetermined threshold value.Type: ApplicationFiled: November 15, 2019Publication date: June 4, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI
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Publication number: 20200176983Abstract: A control device of a power supply system includes a first processing unit and a second processing unit. The first processing unit is a processing unit configured to perform a first process of determining certain strings out of a plurality of strings connected in parallel to a power distribution device. The second processing unit is a processing unit configured to perform a second process of performing inputting of electric power to the plurality of strings connected in parallel to the power distribution device or outputting of electric power from the plurality of strings to the power distribution device using at least the certain strings determined by the first processing unit.Type: ApplicationFiled: November 22, 2019Publication date: June 4, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI
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Publication number: 20200166576Abstract: A power supply system includes a plurality of sweep modules, a defect detecting unit, and a control unit. Each sweep module includes a battery module and a power circuit module. The defect detecting unit detects a defect for each sweep module. The number of sweep modules is greater S (S?2) than a minimum number of sweep modules required for operation. When the number of defective sweep modules in which a defect has been detected is equal to or less than F (2?F?S), the control unit is configured to disconnect the defective sweep modules from a main line and to continuously execute sweep control.Type: ApplicationFiled: November 15, 2019Publication date: May 28, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI
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Publication number: 20200169082Abstract: A power supply system includes a main line, a plurality of sweep modules, and a control unit. Each sweep module includes a battery module and a power circuit module. The power circuit module switches between connection and disconnection between the battery module and the main line. The control unit executes sweep control for sequentially switching the battery modules which are to be connected to the main line. The control unit maintains connection of a refreshing module which is to be subjected to refreshing charging/discharging to the main line while sweep control is being executed in a state in which the refreshing module is excluded in at least one of outputting of electric power to the outside and inputting of electric power from the outside.Type: ApplicationFiled: November 13, 2019Publication date: May 28, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Juni YASOSHIMA, Junta IZUMI, Kenji KIMURA, Toshihiro KATSUDA, Kohei MATSUURA, Junichi MATSUMOTO, Shuji TOMURA, Shigeaki GOTO, Naoki YANAGIZAWA, Kyosuke TANEMURA, Kazuo OOTSUKA, Takayuki BAN, Hironobu NISHI