Nec Corporation

Yuan Luo

Shingo Takahashi

Nobuhide Yoshida

Kenichi Maruhashi

Noriyuki Itabashi

Masahiro Kubo

Shin Nakamura

Junichi Miyamoto

Satoko Itaya

Shinya Ohhata

Junji Kogure

Kenji Kobayashi

Yuji Ohno

Toshinori Hosoi

Masahiro Hayashitani

Yutaka Uno

Yuki Kosaka

Eiji Yumoto

A rehabilitation planning apparatus, a rehabilitation planning system, a rehabilitation planning method, and a program capable of efficiently creating a rehabilitation plan are provided. A rehabilitation planning apparatus () includes a rehabilitation pattern selection unit (), an ability value prediction unit () that predicts a physical ability value after a target patient performs rehabilitation indicated in a selected rehabilitation pattern, a repetition control unit () that performs control so that the selection by the rehabilitation pattern selection unit () and the prediction by the ability value prediction unit () are repeated, and a determination unit () that determines a rehabilitation pattern for, among combinations of rehabilitation patterns and physical ability values obtained through the repetition of the selection and the prediction, a combination of which the physical ability value satisfies a predetermined condition as a rehabilitation plan for the target patient.

Apparatus, system, method, and computer readable medium for rehabilitation planning using machine learning

A motion estimation systemincludes a pose acquisition unitand an action estimation unit. The pose acquisition unitacquires, in time series, pose information representing a posture of one person and a posture of another person identified simultaneously in a situation in which a motion of the one person affects a motion of the other person. The action estimation unitdivides the acquired time series pose information on each person by unsupervised learning to estimate an action series that is a series of motions including two or more pieces of pose information.

Motion estimation system, motion estimation method, and motion estimation program

Provided is a technique for restraining the amount of information as a whole while securing, as appropriate, information contributive to determination that utilizes a sensor. This sensor devicecomprises: a measurement unitfor repeatedly measuring first information and second information which is measured at time intervals longer than those for the first information; and an output unitfor outputting the first information and second information measured by the measurement unit. When the first information and the second information meet respective standards thereof, the output unitoutputs the second information at longer intervals.

Sensor device, sensing method, and program storage medium

In the present invention, provided is a monitoring device () including an operating-state-change information acquisition unit () that acquires operating-state-change information indicating a time-series change in operating states of an electrical device, the device being capable of assuming multiple types of operating states, a standard transition pattern storage unit () that stores standard transition pattern information indicating a pattern of transition between operating states generated in a normal electrical device, and a monitoring unit () that determines whether or not the electrical device is normal using the operating-state-change information and the standard transition pattern information.

Monitoring device, monitoring system, monitoring method, and non-transitory storage medium

A charge and discharge device () includes: a battery unit () in which m (m is an integer of 3 or more) battery cells () that are connected in series are grouped into plural groups () including n (n is an integer equal to or larger than 2 and smaller than m) battery cells () that are continuously arranged and a part of the battery cells () that belong to a certain group is shared by a different group; a cell balance unit () that is provided for each group () and uniformizes voltages of the battery cells () that belong to the group (); and a control unit () that stops the operation of the cell balance unit (), when a voltage difference of the battery cells () that belong to an arbitrary one of the groups () is within a predetermined value, and when a total average voltage in all the battery cells () and a partial average voltage which is an average voltage of the battery cells () that belong to the arbitrary group () satisfy a specific condition, the cell balance unit () corresponding to the arbitrary group ().

Charge and discharge device, charge and discharge control method, and program

This microgrid system () includes: a generator device () for outputting power; a plurality of sub-microgrids () that include utility customers () who consume power; a shared unit () connected to the plurality of sub-microgrids (), and provided with a plurality of energy storage devices () for storing power; and a control device () that, when power outputted by the generator device () is to be stored in the energy storage devices (), selects an energy storage device () as the storage destination for the power outputted by the generator device (), in accordance with the respective status of the plurality of energy storage devices (), and when power is to be supplied to utility customers (), selects an energy storage device () as the supply source for supplying power to the utility customers (), in accordance with the respective status of the plurality of energy storage devices ().

Microgrid system and control method for the same

A power storage system comprises the following: a battery unit in which a plurality of battery cells are connected; an acquisition unit for continuously acquiring, while the battery unit is discharging, (V) which represents the extent of the discharge from the battery unit and the temperature (T) of the battery unit when the degree of discharge is (V); a balancing unit for executing cell balancing by which a difference in amount of charging between battery cells is reduced; and a balancing control unit for controlling the balancing unit so that when a reference state is detected based on (V) and (T), cell balancing is not executed, in accordance with a result of the detected reference state.

Method and program for controlling power storage system and storage battery

A battery control device includes: a measurement unit that individually measures an amount of discharging current of each discharging secondary battery of discharging secondary batteries among a plurality of secondary batteries which are independently charged and discharged; a time calculating unit that calculates time required for discharging said each discharging secondary battery until said each discharging secondary battery reaches a constant battery capacity based on a discharging current rate for said each discharging secondary battery which is calculated based on the amount of discharging current, and a state of charge (SOC) of said each discharging secondary battery; a number calculating unit that calculates an expected number of charging secondary batteries among said plurality of secondary batteries, which become fully charged in a required time, based on a charging current rate for each charging secondary battery of charging secondary batteries among said plurality of secondary batteries which is calculated based on an amount of charging current of said each charging secondary battery, a SOC of said each charging secondary battery, and the required time, and calculates a total value of the expected number and an existing number of said charging secondary batteries among said plurality of secondary batteries which are already fully charged; and a control unit that determines whether or not to raise the charging current rate based on the total value.

Battery control device, power storage device, power storage method, and program

A battery control device () includes: a measurement unit () that measures a voltage of a secondary battery; a control unit () that initiates a charging process of performing charging until the voltage of the secondary battery reaches a second reference value greater than a first reference value in a case where a voltage measured by the measurement unit () is less than the first reference value; and an adjustment unit () that receives a degree of deterioration of the secondary battery as first adjustment information that becomes a reference for adjustment of a hysteresis width that is determined on the basis of the first reference value and the second reference value, and adjusts the hysteresis width on the basis of the first adjustment information that is received.

Provided is a storage battery device whose battery life can be prolonged further. Storage battery device having a plurality of storage battery cells connected in series includes monitoring unit that measures voltages via the terminals of the respective storage battery cells, and obtains degradation information indicating the degraded states of the plurality of storage battery cells based on the voltages, selection unit that selects at least one of the plurality of storage battery cells, power supply unit that supplies power to the storage battery cell selected by selection unit to charge the storage battery cell, and control unit that switches, based on the degradation information obtained by monitoring unit, a storage battery cell to be selected by selection unit, and adjusts the power supplied from power supply unit.

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Tokyo, Japan

Yuan Luo