Patents by Inventor Nobuaki Satoh
Nobuaki Satoh 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: 11919415Abstract: Provided is a vehicle-mounted charging device in which a charging circuit subjects power supplied from an external power supply to power conversion and supplies power to a battery and a PTC heater in parallel. The vehicle-mounted charging device is provided with a control device which, when temperature adjustment of the battery by the PTC heater and charging of the battery are carried out at the same time, controls an output current of the charging circuit so as to approach a total value of an allowable value of charging current for the battery and a current consumption of the PTC heater at each time point during charging. The allowable value of charging current for the battery and the current consumption of the PTC heater are specified on the basis of battery characteristic information of the battery and heater characteristic information of the PTC heater which are stored in advance.Type: GrantFiled: August 4, 2020Date of Patent: March 5, 2024Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Nobuaki Satoh
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Publication number: 20210354591Abstract: This control device (100) controls a temperature adjustment device (4) for adjusting the temperature of an on-board battery (1) and is provided with a control unit (104) for operating the temperature adjustment device so that the temperature of the on-board battery (1) falls within a predetermined range at a charging start point of charging the on-board battery (1) using an external charging facility (M).Type: ApplicationFiled: September 18, 2019Publication date: November 18, 2021Inventors: Takuma IIDA, Nobuaki SATOH, Koichi YAMAMOTO
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Patent number: 11046200Abstract: An on-board control device relays data communication between a vehicle module and a vehicle ECU which generates a signal for commanding a driving mode of a vehicle. The on-board control device includes a first interface via which communication with the vehicle ECU is performed, and a second interface via which communication with the vehicle modules is performed. The first interface relies on specifications for communication with the vehicle ECU, and the second interface does not rely on the specifications for communication with the vehicle ECU.Type: GrantFiled: May 10, 2019Date of Patent: June 29, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hiroyuki Kyojo, Yutaka Inobe, Nobuaki Satoh
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Patent number: 11043831Abstract: A charging device includes an AC/DC converter, a first DC/DC converter, a second DC/DC converter, and an inductance element. The AC/DC converter is connected to an external power source and configured to convert AC power into DC power. The first DC/DC converter is configured to convert a voltage the DC power outputted from the AC/DC converter and supply the resultant DC power to a first battery. The second DC/DC converter is connected in parallel to the first battery on the output side of the first DC/DC converter, and configured to convert a voltage of the DC power outputted from the first DC/DC converter and supply the resultant DC power to a second battery. The inductance element is provided between the first DC/DC converter and the second DC/DC converter, and connected in series to the first DC/DC converter and the second DC/DC converter.Type: GrantFiled: July 8, 2019Date of Patent: June 22, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Satoshi Kominami, Nobuaki Satoh
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Publication number: 20200361333Abstract: Provided is a vehicle-mounted charging device in which a charging circuit subjects power supplied from an external power supply to power conversion and supplies power to a battery and a PTC heater in parallel. The vehicle-mounted charging device is provided with a control device which, when temperature adjustment of the battery by the PTC heater and charging of the battery are carried out at the same time, controls an output current of the charging circuit so as to approach a total value of an allowable value of charging current for the battery and a current consumption of the PTC heater at each time point during charging. The allowable value of charging current for the battery and the current consumption of the PTC heater are specified on the basis of battery characteristic information of the battery and heater characteristic information of the PTC heater which are stored in advance.Type: ApplicationFiled: August 4, 2020Publication date: November 19, 2020Inventor: Nobuaki SATOH
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Patent number: 10530262Abstract: A resonance power conversion device includes a bridge circuit, a transformer, a current detection circuit, and a control circuit. The bridge circuit includes a plurality of switching elements and receives a DC power. The transformer is connected to an output side of the bridge circuit. The current detection circuit detects a value of a current flowing through at least one of the plurality of switching elements. The control circuit determines whether or not an abnormality is occurring in the resonance power conversion device, based on the value detected by the current detection circuit at a predetermined time during a switching control.Type: GrantFiled: February 14, 2017Date of Patent: January 7, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Satoshi Kominami, Nobuaki Satoh
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Publication number: 20190348724Abstract: A charging device includes a battery charger, a resistance heater, and a cooler. The battery charger is connected to an external power source and supplies electric power to a battery. The resistance heater is connected to the battery charger and converts electric power from the battery charger into heat. The cooler cools the battery charger and the battery with a cooling medium by causing the cooling medium to flow from the battery charger to the battery. When the charging device charges the battery under an environment of a predetermined temperature or lower, the battery charger supplies the electric power to the resistance heater, and heat generated in the battery charger is transmitted to the battery via the cooling medium.Type: ApplicationFiled: July 26, 2019Publication date: November 14, 2019Inventor: NOBUAKI SATOH
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Publication number: 20190329663Abstract: A charging device includes an AC/DC converter, a first DC/DC converter, a second DC/DC converter, and an inductance element. The AC/DC converter is connected to an external power source and configured to convert AC power into DC power. The first DC/DC converter is configured to convert a voltage the DC power outputted from the AC/DC converter and supply the resultant DC power to a first battery. The second DC/DC converter is connected in parallel to the first battery on the output side of the first DC/DC converter, and configured to convert a voltage of the DC power outputted from the first DC/DC converter and supply the resultant DC power to a second battery. The inductance element is provided between the first DC/DC converter and the second DC/DC converter, and connected in series to the first DC/DC converter and the second DC/DC converter.Type: ApplicationFiled: July 8, 2019Publication date: October 31, 2019Inventors: SATOSHI KOMINAMI, NOBUAKI SATOH
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Publication number: 20190263279Abstract: An on-board control device relays data communication between a vehicle module and a vehicle ECU which generates a signal for commanding a driving mode of a vehicle. The on-board control device includes a first interface via which communication with the vehicle ECU is performed, and a second interface via which communication with the vehicle modules is performed. The first interface relies on specifications for communication with the vehicle ECU, and the second interface does not rely on the specifications for communication with the vehicle ECU.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Inventors: HIROYUKI KYOJO, YUTAKA INOBE, NOBUAKI SATOH
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Publication number: 20190260298Abstract: A resonance power conversion device includes a bridge circuit, a transformer, a current detection circuit, and a control circuit. The bridge circuit includes a plurality of switching elements and receives a DC power. The transformer is connected to an output side of the bridge circuit. The current detection circuit detects a value of a current flowing through at least one of the plurality of switching elements. The control circuit determines whether or not an abnormality is occurring in the resonance power conversion device, based on the value detected by the current detection circuit at a predetermined time during a switching control.Type: ApplicationFiled: February 14, 2017Publication date: August 22, 2019Inventors: SATOSHI KOMINAMI, NOBUAKI SATOH
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Publication number: 20190214693Abstract: In order to secure the charge/discharge performance of an on-board battery in accordance with an external request, an on-board battery temperature regulating apparatus for regulating the temperature of the on-board battery that is charged or discharged based on a charge or discharge request from an external apparatus includes: a temperature regulator capable of regulating the temperature of the on-board battery; and a controller that determines a presence or absence of the charge or discharge request from an external apparatus to the on-board battery, and controls, when the charge or discharge request is determined to be present, the temperature regulator such that the temperature of the on-board battery is at least within a temperature range where the on-board battery is capable of being charged with or discharging requested power requested from the external apparatus.Type: ApplicationFiled: January 9, 2019Publication date: July 11, 2019Inventors: Takuma IIDA, Nobuaki SATOH, Keiji NISHIHARA
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Publication number: 20180262018Abstract: A power supply device includes a plurality of power converters connected in parallel to each other and each configured to output power to a load after converting voltage of input power into output voltage, and a controller configured to change a number of one or more power converters to be put into operation out of the plurality of power converters based on total output power to the load. The controller changes timing of changing the number of the one or more power converters to be put into operation depending on the load regulation of the load.Type: ApplicationFiled: May 15, 2018Publication date: September 13, 2018Inventors: Nobuaki SATOH, Satoshi KOMINAMI
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Patent number: 10008945Abstract: A switching power supply device includes a power factor improvement circuit, a phase-shifted full bridge type DC/DC converter that is arranged in a rear stage of the power factor improvement circuit and has a full-bridge type switching circuit, an output current detecting circuit for detecting an output current to be supplied to a load, an output voltage detecting circuit for detecting an output voltage to be supplied to the load, and a power factor improvement circuit output voltage detecting circuit for detecting a power factor improvement circuit output voltage, which is input from the power factor improvement circuit to the DC/DC converter.Type: GrantFiled: November 20, 2015Date of Patent: June 26, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Nobuaki Satoh
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Publication number: 20170317599Abstract: A switching power supply device includes a power factor improvement circuit, a phase-shifted full bridge type DC/DC converter that is arranged in a rear stage of the power factor improvement circuit and has a full-bridge type switching circuit, an output current detecting circuit for detecting an output current to be supplied to a load, an output voltage detecting circuit for detecting an output voltage to be supplied to the load, and a power factor improvement circuit output voltage detecting circuit for detecting a power factor improvement circuit output voltage, which is input from the power factor improvement circuit to the DC/DC converter.Type: ApplicationFiled: November 20, 2015Publication date: November 2, 2017Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventor: NOBUAKI SATOH
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Publication number: 20160006346Abstract: A power supply apparatus includes: a power supply circuit; and a control section, the power supply circuit including a power factor improvement circuit that improves a power factor of alternating-current electrical energy by switching of a transistor; and a DC/DC conversion apparatus that converts by switching of a transistor at least one of a voltage and a current of the electrical energy whose power factor is improved by the power factor improvement circuit, the control section being configured to control switching timings of the power factor improvement circuit and the DC/DC conversion apparatus, wherein the number of the power supply circuit is N, and the control section controls the switching timings such that the switching timing of the power factor improvement circuit differs among the N power supply circuits, and that the switching timing of the DC/DC conversion apparatus differs among the N power supply circuits.Type: ApplicationFiled: February 13, 2014Publication date: January 7, 2016Inventors: Nobuaki SATOH, Toshiki ISHII, Satoshi NAKAYA, Hiroyuki KYOJO
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Patent number: 5577234Abstract: According to the present invention, a function can be added to a peripheral apparatus by making a change in only a few parts of a data processing system without making changes regarding hardware in, especially, a system unit nor an interface part between the system unit and the peripheral apparatus. A predetermined control signal, said signal being a signal for causing a peripheral apparatus such as a floppy disk drive to perform a first predetermined operation, is provided to said peripheral apparatus in a predetermined condition in order to cause said peripheral apparatus to perform a second predetermined operation which is different from said first predetermined condition.Type: GrantFiled: December 6, 1995Date of Patent: November 19, 1996Assignee: International Business Machines CorporationInventors: Hiroshi Hanabusa, Yasuhiro Kotani, Nobuaki Satoh, Osamu Yamamoto