Patents by Inventor Eisuke Saneyoshi

Eisuke Saneyoshi 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).

  • Publication number: 20200058081
    Abstract: There are provided a repair determination section that determines, based on failure information on the facility for manufacturing a product, a repair time required to repair the facility, and a recovery plan creation section that creates a recovery plan in accordance with a predetermined production evaluation indicator, based on the repair time and production information on a line with the failed facility, one or more other facilities, and on one or more other lines.
    Type: Application
    Filed: October 30, 2017
    Publication date: February 20, 2020
    Applicant: NEC Corporation
    Inventors: Eisuke SANEYOSHI, Shigeru KOUMOTO, Akira SHOUJIGUCHI, Rie IWASAKI, Takahiro TOIZUMI, Ryota SUZUKI
  • Patent number: 10495674
    Abstract: A monitoring device (10) includes a feature amount storage unit (11) that stores a device feature amount which is a feature amount of each of a plurality of electrical devices installed in a predetermined unit in operation; a measured data acquisition unit (12) that acquires measured data of the predetermined unit which is at least one of a total current consumption, a total power consumption, and a voltage measured in the predetermined unit; a feature amount extraction unit (13) that acquires a measurement feature amount which is the feature amount included in the measured data of the predetermined unit; a correction unit (15) that corrects a first feature amount which is the device feature amount or the measurement feature amount based on unit feature information indicating a feature of the predetermined unit; and a presumption unit (16) that presumes the electrical device being in operation using the corrected first feature amount, and a second feature amount which is the device feature amount or the measu
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: December 3, 2019
    Assignee: NEC Corporation
    Inventors: Eisuke Saneyoshi, Takahiro Toizumi, Kosuke Homma, Ryo Hashimoto, Katsuya Suzuki
  • Patent number: 10466283
    Abstract: A training data generation device (10) includes: a measurement data acquisition unit (11) that acquires measurement data including waveform data including at least one of a current consumption waveform, an input voltage waveform, and a power consumption waveform along a time axis of an electrical device and power consumption value data indicating time-series power consumption values of the electrical device; an analysis unit (12) that analyzes a rate of occurrence of each power consumption value using the power consumption value data; a specifying unit (13) that specifies one or more specific power consumption value bands including a power consumption value with the higher rate of occurrence than that of a standard power consumption value and having a predetermined power value width; a feature amount extraction unit (14) that determines a representative power value for each specific power consumption value band and extracts a feature amount using the waveform data; and a storage unit (15) that stores a pair o
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: November 5, 2019
    Assignee: NEC Corporation
    Inventors: Kosuke Homma, Eisuke Saneyoshi, Ryo Hashimoto, Takahiro Toizumi
  • Publication number: 20190324070
    Abstract: The present invention extracts a time segment of an analysis target from time series data of a signal related to an operation of the facility and estimates a change with time of a state of the facility, based on the time series data of the time segment extracted.
    Type: Application
    Filed: November 29, 2017
    Publication date: October 24, 2019
    Applicant: NEC Corporation
    Inventors: Eisuke SANEYOSHI, Shigeru KOUMOTO, Akira SHOUJIGUCHI
  • Patent number: 10401403
    Abstract: A monitoring device (10) includes a unit-specific waveform data acquisition unit (11) that acquires waveform data in a unit in which electrical devices are installed; a first inference unit (13) that infers change in operation states of at least some of the electrical devices based on a first monitoring difference group including at least one of at least one kind of feature amount extracted from waveform data of a difference between waveform data of a first timing and waveform data of a second timing in the waveform data, and a differences of at least one kind of feature amounts extracted from the waveform data of the first timing and the waveform data of the second timing, and training difference information regarding a difference between a first operation state and a second operation state of each of the electrical devices; and a second inference unit (14) that infers an operation state of each of the electrical devices based on an inference result of the first inference unit (13).
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: September 3, 2019
    Assignee: NEC Corporation
    Inventors: Eisuke Saneyoshi, Koji Kudo, Ryo Hashimoto, Kosuke Homma, Takahiro Toizumi
  • Patent number: 10365675
    Abstract: A battery control device controlling an operation of a battery connected to a power system includes detection means that detects battery-related information that shows a state of the battery, or a voltage of an interconnection point of the power system and the battery, first communication means that transmits a detection result of the detection means to an external device, and receives operation control information to control the operation of the battery from the external device, and control means that controls the operation of the battery, based on a state of the power system and the operation control information received by the first communication means.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: July 30, 2019
    Assignee: NEC Corporation
    Inventors: Koji Kudo, Hisato Sakuma, Hitoshi Yano, Kazuhiko Aoki, Yoshiho Yanagita, Yuma Iwasaki, Ryo Hashimoto, Eisuke Saneyoshi, Takahiro Toizumi
  • Patent number: 10274573
    Abstract: A monitoring system including a plurality of monitoring devices (20) and a server (10) is provided. When new device data including a feature amount of a new electrical device different form existing electrical devices is extracted from measurement data (current consumption or the like), the monitoring device (20) calibrates the feature amount of the new electrical device using calibration data generated based on calibration data of the exiting electrical device, and transmits the new device data to the server (10) in association with identification information of the new electrical device. When the calibrated new device data of the new electrical device is received from the plurality of monitoring devices (20), the server (10) generates and registers training data of the new electrical device based on the plurality of pieces of calibrated new device data.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: April 30, 2019
    Assignee: NEC Corporation
    Inventors: Takahiro Toizumi, Eisuke Saneyoshi, Katsuya Suzuki, Kosuke Homma, Ryo Hashimoto, Koji Kudo
  • Patent number: 10181737
    Abstract: A supply-and-demand adjustment system, that utilizes characteristics of supply-and-demand adjustment apparatuses and precisely matches a total supply-and-demand adjustment amount with a required adjustment amount when performing a supply-and-demand adjustment.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: January 15, 2019
    Assignee: NEC Corporation
    Inventors: Hisato Sakuma, Koji Kudo, Hitoshi Yano, Kazuhiko Aoki, Yoshiho Yanagita, Yuma Iwasaki, Ryo Hashimoto, Eisuke Saneyoshi, Takahiro Toizumi
  • Patent number: 10114051
    Abstract: A monitoring device (10) includes: a unit-specific waveform data acquisition unit (12) that acquires unit-specific monitoring waveform data which is waveform data of at least one among total current consumption, a total input voltage, and total power consumption in a unit in which monitoring target electrical devices are installed; a first inference unit (13) that infers operation states of at least some of the monitoring target electrical devices based on a 1st feature amount group including at least one kind of feature amount extracted from the unit-specific monitoring waveform data, and a training feature amount which is a feature amount of each of the monitoring target electrical devices in a predetermined operation state; and a second inference unit (14) that infers the operation states of some of the monitoring target electrical devices based on a 2nd feature amount group including at least one kind of feature amount extracted from the unit-specific monitoring waveform data, and different from the 1st f
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: October 30, 2018
    Assignee: NEC Corporation
    Inventors: Eisuke Saneyoshi, Ryo Hashimoto, Kosuke Homma, Koji Kudo, Takahiro Toizumi
  • Publication number: 20180254661
    Abstract: An object of the invention is to provide a new technique for displaying an operation state of an electric device. Provided is an information output apparatus including a unit that creates a group on the basis of attribute information related to plural electric devices and displays time-series data of current consumption or power consumption of the electric devices for each group.
    Type: Application
    Filed: August 4, 2016
    Publication date: September 6, 2018
    Applicant: NEC Corporation
    Inventors: Takahiro TOIZUMI, Ryota SUZUKI, Eisuke SANEYOSHI, Shigeru KOUMOTO
  • Publication number: 20180255372
    Abstract: Provided is an information providing apparatus (10) including a reliability determination unit (11) that determines a reliability of an inference result obtained by inferring an operation state of a monitored electric device group, on the basis of time-series measurement data and training data, the time-series measurement data including any one of current consumption and power consumption of the monitored electric device group and the training data associating each of a plurality of the operation states which can be assumed by the electric device group with a feature value of each of the plurality of operation states, and an output unit (12) that outputs information related to the reliability.
    Type: Application
    Filed: August 3, 2016
    Publication date: September 6, 2018
    Applicant: NEC Corporation
    Inventors: Takahiro TOIZUMI, Ryota SUZUKI, Eisuke SANEYOSHI, Shigeru KOUMOTO
  • Patent number: 10069302
    Abstract: A power flow control system is provided that is capable of improving the reliability of controlling power flow fluctuation and creating wide applicability for systems that control power flow fluctuation. A power-varying device (101) varies the distribution line power amount, which is a value of the power flow that flows in a distribution line (112) to which is connected a plurality of power sources (111) that each generate power. A measurement device (102) measures an index value relating to the total generated power amount, which is the sum total of the amount of power generated by each of the power sources. A calculation device (103) estimates the total generated power amount from the index value, and according to the estimation result, regulates the amount of change in the distribution line power amount that is changed by the power-varying device.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: September 4, 2018
    Assignee: NEC Corporation
    Inventors: Hisato Sakuma, Koji Kudo, Hitoshi Yano, Kazuhiko Aoki, Yoshiho Yanagita, Eisuke Saneyoshi, Yuma Iwasaki, Ryo Hashimoto, Takahiro Toizumi
  • Patent number: 10056757
    Abstract: A control device for controlling the operation of a supply and demand adjustment device that is connected to a power grid includes: detection means for detecting the state of the supply and demand adjustment device; communication means for transmitting the detection result of the detection means to an external device and receiving from the external device operation control information for controlling the operation of the supply and demand adjustment device; comprehension means for receiving and comprehending an adjustment power amount transmitted by bidirectional communication or one-way communication; and control means for, based on the adjustment power amount and the operation control information, controlling the operation of the supply and demand adjustment device.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: August 21, 2018
    Assignee: NEC Corporation
    Inventors: Hisato Sakuma, Koji Kudo, Hitoshi Yano, Ryo Hashimoto, Eisuke Saneyoshi, Takahiro Toizumi, Kosuke Homma, Alexander Viehweider, Katsuya Suzuki
  • Patent number: 10033214
    Abstract: Acquisition unit 184 acquires an adjustment period in which power supply and demand is adjusted, and adjustment power which is power to be adjusted in the adjustment period. Adjustment target determining unit 185 requests an adjustment target storage battery to be charged or discharged at a predetermined electricity rate in the adjustment period and determines, based on the adjustment power, adjustment target storage batteries from among the storage batteries that have responded to the request. In the adjustment period, control unit 186 causes the adjustment target storage batteries to charge or discharge electricity at the predetermined electricity rate and causes a non-adjusted storage battery that is different from the adjustment target storage battery to charge or discharge electricity at an electricity rate different from the predetermined electricity rate.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: July 24, 2018
    Assignee: NEC Corporation
    Inventors: Hitoshi Yano, Ryo Hashimoto, Hisato Sakuma, Koji Kudo, Eisuke Saneyoshi, Takahiro Toizumi
  • Publication number: 20180120363
    Abstract: In order to solve the above-described problem, there is provided a data processing device (1) including a measurement data acquisition unit (10) that acquires measurement data indicating a temporal change in at least one of current consumption and power consumption of an electrical apparatus, a fluctuation component extraction unit (20) that extracts a fluctuation component related to fluctuation in the current consumption and a fluctuation component related to fluctuation in the power consumption from the measurement data, and a feature value acquisition unit (30) that acquires a feature value of the fluctuation component.
    Type: Application
    Filed: January 8, 2016
    Publication date: May 3, 2018
    Applicant: NEC CORPORATION
    Inventors: Takahiro TOIZUMI, Eisuke SANEYOSHI, Ryota SUZUKI, Shigeru KOUMOTO
  • Patent number: 9946286
    Abstract: A time point range setting unit (110) sets an operation startable time point when an operation is startable, and an operation end target time point which is a latest time point among time points when the operation is to be ended, with respect to each of plural power-consuming bodies (20). A necessary operation time setting unit (120) sets a necessary operation time with respect to each of the plural power-consuming bodies (20). A shape information obtaining unit (130) obtains shape information from a schedule management apparatus (40). The shape information represents an assumed shape of a transition line indicating transition in the amount of power supplied in a target period.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: April 17, 2018
    Assignee: NEC CORPORATION
    Inventors: Ryo Hashimoto, Hitoshi Yano, Hisato Sakuma, Koji Kudo, Eisuke Saneyoshi, Yuma Iwasaki, Takahiro Toizumi
  • Publication number: 20180088158
    Abstract: As means for solving the above-described problem, there is provided a data processing device (1) including a measurement data acquisition unit (10) that acquires measurement data indicating a temporal change in at least one of current consumption and power consumption of an electrical apparatus, a reference component extraction unit (20) that extracts a reference component of the current consumption and a reference component of the power consumption from the measurement data, and a feature value acquisition unit (30) that acquires a feature value of each reference component.
    Type: Application
    Filed: January 8, 2016
    Publication date: March 29, 2018
    Applicant: NEC CORPORATION
    Inventors: Takahiro TOIZUMI, Eisuke SANEYOSHI, Ryota SUZUKI, Shigeru KOUMOTO
  • Patent number: 9912157
    Abstract: An energy management system and an energy management method enable an improvement of the balance between power supply and demand. A storage battery (52) is connected to a power line (42) that transmits outside power. A storage battery controller (54) receives a control signal indicating a reduced use period during which the consumption of the outside power by a consumer apparatus (43) connected to the power line (42) is to be reduced, acquires an index value that has a correlation with the demand for outside power, and on the basis of the control signal and the index value, adjusts the amount of charging/discharging of the storage battery (52).
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: March 6, 2018
    Assignee: NEC Corporation
    Inventors: Hitoshi Yano, Ryo Hashimoto, Yuma Iwasaki, Eisuke Saneyoshi, Hisato Sakuma, Koji Kudo
  • Patent number: 9881270
    Abstract: A time range setting unit (110) sets an operation startable time point at which an operation can be started and a target operation end time point which is the latest time point among time points at which the operation is to be ended, with respect to each of plural power demanding objects (20). A necessary operation time setting unit (120) sets a necessary operation time with respect to each of the plural power demanding objects (20). A shape information acquisition unit (130) acquires shape information from a schedule management device (40). The shape information indicates an assumed shape of a transition line that represents transition in the amount of supplied power in a target period.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: January 30, 2018
    Assignee: NEC Corporation
    Inventors: Ryo Hashimoto, Hitoshi Yano, Hisato Sakuma, Koji Kudo, Eisuke Saneyoshi, Takahiro Toizumi, Kosuke Homma, Yuma Iwasaki
  • Patent number: 9859735
    Abstract: A supply and demand adjustment system, that utilizes characteristics of a supply-and-demand adjustment apparatuses and precisely matches the total supply-and-demand adjustment amount with a required adjustment amount, when adjusting supply and demand, is provided.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: January 2, 2018
    Assignee: NEC Corporation
    Inventors: Hisato Sakuma, Koji Kudo, Hitoshi Yano, Kazuhiko Aoki, Yoshiho Yanagita, Yuma Iwasaki, Ryo Hashimoto, Eisuke Saneyoshi, Takahiro Toizumi