Patents by Inventor Masashi Eto

Masashi Eto 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).

  • Patent number: 11938921
    Abstract: A vehicle control device that controls a vehicle is configured to execute rotation speed control when the vehicle is in series traveling, in which a rotation speed of the internal combustion engine is increased to a first rotation speed in accordance with an increase in a speed of the vehicle, and when the rotation speed of the internal combustion engine reaches the first rotation speed, the rotation speed of the internal combustion engine is decreased to a second rotation speed lower than the first rotation speed; and restrict execution of the rotation speed control when receiving a predetermined operation.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: March 26, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yosuke Naito, Masatoshi Saito, Masashi Eto
  • Publication number: 20240034477
    Abstract: In an aircraft that flies utilizing power generated by an engine or power charged in a battery, a temperature control system includes a battery that stores power for starting the engine and flying, a temperature adjusting apparatus for warming or cooling the battery by each of at least the power charged in the battery and power feeding from an external power source, and a control section for detecting presence or absence of the power feeding, and if the power feeding is present, controlling the apparatus to warm or cool the battery using the power feeding, and if the power feeding is absent, controlling the apparatus to warm or cool the battery using charged power of the battery. Even if the power feeding has been lost, it is possible to maintain a temperature and a state of charge of the battery enabling the engine to start and fly.
    Type: Application
    Filed: March 20, 2023
    Publication date: February 1, 2024
    Inventors: Masashi ETO, Akinori KITA, Shinji HOSHINO, Koji HOSONO
  • Patent number: 11807217
    Abstract: Provided is a control apparatus including a travelling control unit configured to control an engine travelling and a non-engine travelling of a hybrid vehicle, and perform switching from the non-engine travelling to the engine travelling in a case where a depression amount of an accelerator of the hybrid vehicle exceeds a predetermined depression threshold while the hybrid vehicle travels based on the non-engine travelling, and a switching suppression unit configured to suppress the switching from the non-engine travelling to the engine travelling by the travelling control unit while the hybrid vehicle travels in a short time depression area where depression of the accelerator does not continue for a period equal to or longer than a predetermined period of time.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: November 7, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takeshi Saito, Takanori Nakashima, Tomohiro Shibata, Masashi Eto
  • Publication number: 20230339619
    Abstract: An electric power system of a moving object includes: a low-voltage device that operates with low-voltage power; a high-voltage device that operates with high-voltage power; a power supply port to which a connector of an external power source is connected; and a transformer capable of transforming electric power supplied from the external power source via the power supply port and supplying the transformed electric power to the low-voltage device or the high-voltage device.
    Type: Application
    Filed: April 20, 2023
    Publication date: October 26, 2023
    Inventors: Koji Hosono, Akinori Kita, Masashi Eto
  • Publication number: 20230312117
    Abstract: When a difference in the SOC among respective batteries is greater than or equal to a first prescribed value, an electric motor control section reduces output power of a cruise electric motor that operates using electric power of a battery with a low SOC and increases output power of a cruise electric motor that operates using electric power of a battery with a high SOC.
    Type: Application
    Filed: March 24, 2023
    Publication date: October 5, 2023
    Inventors: Daiko Tsutsumi, Masashi Eto
  • Publication number: 20230312119
    Abstract: A control system 70 includes: a VTOL rotor 20 and a cruise rotor 29 configured to generate a thrust; a power unit that has a power generation device 40a configured to generate power and supply the power to the rotors, and a battery 32 configured to store power which is supplied from the power generation device, and supply stored power to the rotors; and a control unit 91 configured to calculate a charging time of the battery based on a required amount of power storage that should be stored in the battery when the aircraft flies in a predetermined flight condition, and a state of the battery, and determine a charge start time of the battery based on the charging time and a flight time it takes to reach the predetermined flight condition. With this, it is possible to suppress a deterioration.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 5, 2023
    Inventors: Masashi ETO, Yuya ISHIHARA
  • Publication number: 20230318505
    Abstract: An aircraft includes: rotors each driven by an electric motor; a PCU that converts AC power output from a generator into DC power; an inverter that converts DC power supplied from the PCU into AC power and outputs the AC power to the electric motor; a DC wire that connects the PCU and the inverter; and an AC wire that connects the inverter and the electric motor. The AC wire is disposed in a direction orthogonal to a direction in which rotation shafts of the generator and a gas turbine extend.
    Type: Application
    Filed: March 29, 2023
    Publication date: October 5, 2023
    Inventors: Manabu Mitani, Tomohiro Fukazu, Yuichi Fukuchi, Masashi Eto
  • Publication number: 20230299605
    Abstract: A power supply device includes a power generator, a drive source, a plurality of power supply lines, a plurality of batteries, a diode, a difference calculating unit 11, 12, 13, or 14, and a difference summing unit 16. The difference calculating unit 11, 12, 13, or 14 is configured to calculate a difference between demanded electric power P1, P2, P3, or P4 in the corresponding power supply line and a charge state of the corresponding battery. The difference summing unit 16 is configured to sum the differences in electric power in the power supply lines calculated by the difference calculating units 11, 12, 13, and 14. In the power supply device, the drive source is controlled such that electric power equal to or higher than the electric power calculated by the difference summing unit 16 is generated by the power generator.
    Type: Application
    Filed: February 28, 2023
    Publication date: September 21, 2023
    Inventors: Masashi Eto, Takeshi Matsumoto, Daiko Tsutsumi
  • Patent number: 11752997
    Abstract: A control device is provided, which includes: a route determining unit configured to determine a travelling route of a hybrid vehicle; a travelling time estimating unit configured to, in a case where the travelling route includes an engine travelling restricted section and an engine requiring section, in which engine travelling is required, exists before the engine travelling restricted section in the travelling route, estimate a travelling time during which the hybrid vehicle travels from the beginning of the engine requiring section to the engine travelling restricted section; and a vehicle control unit configured to cause the hybrid vehicle to start the engine before the engine requiring section when the travelling time is shorter than a predetermined time.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: September 12, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takanori Nakashima, Takeshi Saito, Tomohiro Shibata, Masashi Eto, Shinya Miwa
  • Publication number: 20230278713
    Abstract: A power unit control system includes: a gas turbine including a turbine rotor; an energy converter being able to operate as a power generator that generates electric power with rotation of the gas turbine; a battery that stores electric power generated by the energy converter; a reception portion that receives a signal which is transmitted from a device controller that controls a device operating using the electric power stored in the battery or electric power generated by the energy converter; and a control portion that performs rotation speed increase control which increases the rotation speed of the gas turbine to a predetermined rotation speed when a predetermined first signal is received by the reception portion.
    Type: Application
    Filed: February 27, 2023
    Publication date: September 7, 2023
    Inventors: Daiko Tsutsumi, Masashi Eto, Hiroshi Sawamura
  • Patent number: 11654884
    Abstract: A control device of a vehicle includes a discharge control unit. The discharge control unit, in a case where a plurality of regenerative sections are included in a scheduled traveling route, extracts a first regenerative section on a vehicle side, a second regenerative section closest to the first regenerative section, and a dischargeable section between the first regenerative section and the second regenerative section. The discharge control unit, in a case where a predicted regenerative electric power amount in the first regenerative section is greater than a predicted discharge electric power amount in the dischargeable section, sets a section obtained by merging the first regenerative section, the second regenerative section, and the dischargeable section as a control target section, and performs the discharge control based on a remaining capacity of a power storage device and a predicted regenerative electric power amount in the control target section.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: May 23, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kaiwen Tong, Nobuyuki Aruga, Masashi Eto, Akio Futatsudera
  • Patent number: 11565688
    Abstract: A control device is provided, which includes: a destination determining unit configured to determine a destination of a hybrid vehicle that includes an engine, a motor and a battery and is able to supply waste heat from the engine to the battery; a arrival judging unit configured to judge whether the hybrid vehicle can arrive at the destination with a remaining capacity of the battery based on the remaining capacity and a temperature of the battery; and a vehicle control unit configured to control the hybrid vehicle to start the engine and supply the waste heat from the engine to the battery when the arrival judging unit judges that the hybrid vehicle cannot arrive at the destination.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: January 31, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Masashi Eto, Koichiro Fujita
  • Publication number: 20220258724
    Abstract: A vehicle control device that controls a vehicle which is capable of traveling in a plurality of traveling modes including a first traveling mode and a second traveling mode. And the vehicle control device is capable of executing motor assist, in which electric power of a power storage device is supplied to an electric motor and driving of a drive wheel is assisted by the electric motor, when the vehicle is traveling in the first traveling mode, and is configured to change upper-limit assist electric power, which is an upper-limit value of electric power supplied from the power storage device to the electric motor in order to perform the motor assist, in accordance with a speed of the vehicle and a remaining capacity of the power storage device.
    Type: Application
    Filed: January 25, 2022
    Publication date: August 18, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Taisuke FURUHATA, Masashi ETO, Tatsuya IDE
  • Publication number: 20220258722
    Abstract: A vehicle control device that controls a vehicle is configured to execute rotation speed control when the vehicle is in series traveling, in which a rotation speed of the internal combustion engine is increased to a first rotation speed in accordance with an increase in a speed of the vehicle, and when the rotation speed of the internal combustion engine reaches the first rotation speed, the rotation speed of the internal combustion engine is decreased to a second rotation speed lower than the first rotation speed; and restrict execution of the rotation speed control when receiving a predetermined operation.
    Type: Application
    Filed: January 26, 2022
    Publication date: August 18, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Yosuke NAITO, Masatoshi SAITO, Masashi ETO
  • Publication number: 20220144245
    Abstract: A management ECU of an electrical vehicle creates a travelling plan in which any one of travelling modes is assigned to each of traveling sections of a scheduled traveling route from a current position of the electrical vehicle to a destination and control the travelling modes based on the travelling plan. When a total estimated value of an amount of electric power required for traveling in each of the traveling sections in a first traveling mode exceeds a current SOC, the management ECU extracts a section in which an output estimated value exceeds a second predetermined value as a planning target section, and creates the traveling plan in which a second traveling mode in which a usage amount of electric power of a storage battery is smaller than that in the first traveling mode is assigned preferentially to a section farther from the electrical vehicle among the planning target sections.
    Type: Application
    Filed: October 25, 2021
    Publication date: May 12, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Nobuyuki ARUGA, Akio FUTATSUDERA, Masashi ETO
  • Patent number: 11267455
    Abstract: A vehicle control device having a prime mover, a first rotating member which is rotated by power of the prime mover, and a second rotating member which is connected to the first rotating member and which rotate a drive wheel, includes a deriving unit which derive a prime mover request output that is an output requested by the prime mover in accordance with a request output to the drive wheel, and a control unit which increase or decrease a rotation speed of the prime mover between a lower limit rotation speed and an upper limit rotation speed in accordance with a change in a rotation speed of the drive wheel. The control unit increases or decreases the rotation speed of the prime mover without changing a power output by the prime mover or an output of the first rotating member in accordance with the prime mover request output.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: March 8, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Haruhiko Miki, Hiroshi Saito, Masashi Eto, Yusuke Sasaki
  • Publication number: 20220055606
    Abstract: A control device of a vehicle includes a discharge control unit configured to, in a case where a regenerative section is included in a scheduled traveling route of the vehicle, perform a discharge control for increasing a discharge amount of a power storage device as compared with a case where the regenerative section is not included in the scheduled traveling route. The discharge control unit is configured to determine a target discharge electric power amount, which is a target value to be discharged before the vehicle reaches a start point of the regenerative section, based on a predicted regenerative electric power amount that is capable of being generated in the regenerative section, and perform the discharge control based on the target discharge electric power amount and a parameter that changes in accordance with a distance from the vehicle to the start point.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Kaiwen TONG, Nobuyuki ARUGA, Masashi ETO, Akio FUTATSUDERA, Toshihiko FUKUDA
  • Publication number: 20220055607
    Abstract: A control device of a vehicle includes a discharge control unit. The discharge control unit, in a case where a plurality of regenerative sections are included in a scheduled traveling route, extracts a first regenerative section on a vehicle side, a second regenerative section closest to the first regenerative section, and a dischargeable section between the first regenerative section and the second regenerative section. The discharge control unit, in a case where a predicted regenerative electric power amount in the first regenerative section is greater than a predicted discharge electric power amount in the dischargeable section, sets a section obtained by merging the first regenerative section, the second regenerative section, and the dischargeable section as a control target section, and performs the discharge control based on a remaining capacity of a power storage device and a predicted regenerative electric power amount in the control target section.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Kaiwen TONG, Nobuyuki ARUGA, Masashi ETO, Akio FUTATSUDERA
  • Publication number: 20210396534
    Abstract: Provided is an information processing device comprising: a travelling route determining unit configured to determine a travelling route of an electric vehicle; and a route navigation executing unit configured to search a charge stand based on the travelling route and a congestion degree map indicating a congestion degree of people in a target area including the travelling route, and execute route navigation for the electric vehicle based on a search result. The route navigation executing unit may search a charge stand in an area, where the congestion degree is higher than a predetermined threshold, within the target area.
    Type: Application
    Filed: June 14, 2021
    Publication date: December 23, 2021
    Inventors: Takeshi SAITO, Masashi ETO, Takashi OHTA, Tomohiro SHIBATA
  • Publication number: 20210394743
    Abstract: Provided is a control apparatus including a travelling control unit configured to control an engine travelling and a non-engine travelling of a hybrid vehicle, and perform switching from the non-engine travelling to the engine travelling in a case where a depression amount of an accelerator of the hybrid vehicle exceeds a predetermined depression threshold while the hybrid vehicle travels based on the non-engine travelling, and a switching suppression unit configured to suppress the switching from the non-engine travelling to the engine travelling by the travelling control unit while the hybrid vehicle travels in a short time depression area where depression of the accelerator does not continue for a period equal to or longer than a predetermined period of time.
    Type: Application
    Filed: June 17, 2021
    Publication date: December 23, 2021
    Inventors: Takeshi SAITO, Takanori NAKASHIMA, Tomohiro SHIBATA, Masashi ETO