Nec Corporation

Jfe Steel Corporation

Primetals Technologies Japan, Ltd.

Hiroshi Kajitani

Junichi Miyamoto

Kentaro Nakahara

Yoshimi Kubo

Takashi Manako

Tsutomu Yoshitake

Hidekazu Kimura

Hiroaki Nakano

Akira Kamei

Chenhui Huang

Kenichiro Fukushi

Koichi Morikawa

Toshinori Takemura

Zhenwei Wang

Hiroshi Okuda

Hannah Pokka

Yoshinori Watanabe

Masatomo Mizuta

Yasutaka Kono

Toshiro Hattori

Yoshiho Yanagita

Satoshi Nagao

Eiji Akiyama

Sho Ohtani

Yuka Imai

Itsumi Haneda

Kenji Kobayashi

Shigeyuki Iwasa

Motoyasu Utsunomiya

Shingo Takahashi

Osamu Ishibashi

Suguru Watanabe

Sachihiro Iida

Atsumasa Sawada

Takanori Nishi

Kazuhisa Sunaga

Yuichi Imamura

Koji Matsunaga

Yoichi Shimizu

Hideyuki Sugita

Ayami Tanabe

Hiroaki Fukunishi

Itsumi Kato

Katsuya Onose

Haruyuki Yoshigahara

A step width measurement device includes a distance calculation unit that calculates a distance between both feet of a user by using propagation data related to transmission/reception times of ultrasonic waves transmitted/received by ultrasonic transmission/reception devices mounted on each of the both feet of the user, a height calculation unit that calculates a height of a sensor by using sensor data including a spatial acceleration and a spatial angular velocity measured by sensors mounted on each of the both feet of the user, and a step width calculation unit that calculates a step width of the user by using the distance between the both feet measured at the same timing and the height of the sensor.

Step width measurement device, measurement system, step width measurement method, and program for decision making related to user's walking

A mobile terminal acquires a schedule of a user using a module device that includes a sensor, and instructs the module device to initiate a process for determining when to start or when to stop transmitting sensing information detected by the sensor to a communication destination, on the basis of the schedule. The module device acquires the sensing information, and initiates the process for determining when to start or when to stop transmitting the sensing information to the communication destination, on the basis of the instruction to initiate the determination process.

Module management system, module management method, and program

An information processing system includes an identification unit configured to identify unique information on shoes using at least part of a captured image of the shoes, and a setting unit configured to set an association between an acquisition device configured to acquire the unique information and a module device attached to the shoes based on the unique information.

Information processing system, information processing device, insole, information processing method, and recording medium

A mobile terminal detects a self-device being located at a predetermined location, and stops reception of sensing information from a module device that transmits the sensing information, if being located at the predetermined location is detected. A fixed device receives the sensing information from the module device, and transmits the sensing information to a cloud server.

Upload system, upload method, upload device, and program

A control device of the present invention includes: an OCV estimating unit that estimates, based on a voltage value and a current value of a controlled device, an OCV of the controlled device; a capacity calculating unit that calculates an integrated capacity of the controlled device based on the current value of the controlled device; and a control unit that controls discharging and charging of the controlled device, and calculates a full capacity of the controlled device based on: a first SOC and a second SOC at a predetermined first OCV and a predetermined second OCV during the discharging or the charging of the controlled device; a first integrated capacity and a second integrated capacity at the first OCV and the second OCV during the discharging; and a third integrated capacity and a fourth integrated capacity at the second OCV and the first OCV during the charging.

Control device, control method, and recording medium

A storage battery control device includes: a voltage measurement means for measuring terminal voltage of a storage battery; a current measurement means for measuring charge current and discharge current of the storage battery; a capacity calculation means for calculating a cumulative capacity of the storage battery by using the charge current measured by a current measurement unit; a control means for determining an operation of the storage battery, based on at least one of the terminal voltage, the charge current, the discharge current, and the cumulative capacity; and a charging/discharging control means for causing the storage battery to operate in accordance with an instruction from the control means, and the charging/discharging control means causes the storage battery to charge by a first charging method from a discharge end voltage to a first charge voltage, to charge by a second charging method at the first charge voltage, to charge by the first charging method from the first charge voltage to a second charge voltage, and to charge by the second charging method at the second charge voltage.

Storage battery control device, power storage system, control method, and computer-readable medium

A steel-strip production apparatus adapted to produce a hot-dip-plated steel strip and a cold-rolled steel strip includes a continuous annealing furnace, a snout connected to the continuous annealing furnace, a contact-type seal plate device and a noncontact-type seal roll device, a hot-dip-plating tank that is movable, and a roll configured to turn the path direction of the steel strip after passing through the snout, wherein a hot-dip-plated steel strip production unit configured to produce a hot-dip-plated steel strip by bringing the steel strip continuously annealed in the continuous annealing furnace into the hot-dip-plating tank; and a cold-rolled steel strip production unit configured to produce a cold-rolled steel strip by transferring the steel strip continuously annealed in the continuous annealing furnace without causing the steel strip to pass through the hot-dip-plating tank, are configured to be switchable with one another.

Steel-strip production apparatus

A pulsed discharge device according to an exemplary aspect of the present invention includes a controller configured to determine an interruption time to a discharge time based on a predetermined time ratio between the discharge time and the interruption time when performing a pulsed discharge to repeat alternately a discharge and a pause in discharging of a chemical battery.

Pulsed discharge device and pulsed discharge method

A problem to be solved is to realize a reduction of a difference in temperature between battery cells. Provided is a storage battery () including an electrical storage unit () including a battery cell group having a plurality of battery cells connected in series, a temperature difference detection unit () that detects a difference in temperature between the plurality of battery cells, and a charging and discharging control unit () that executes control processing of controlling at least one of charging to the electrical storage unit () and discharging from the electrical storage unit () so that the amount of current flowing in a battery cell having a relatively low temperature among the plurality of battery cells becomes greater than the amount of current flowing in a battery cell having a relatively high temperature among the plurality of battery cells.

Storage battery, method of controlling storage battery, and non-transitory storage medium

A storage battery () including an electric storage unit (), an auxiliary electric storage unit () connected to the electric storage unit () in parallel, a temperature measurement unit () measuring a temperature, and a charge and discharge control unit () controlling charge and discharge of the electric storage unit () and the auxiliary electric storage unit (), in which the charge and discharge control unit () changes an SOC (a charge completion SOC) of the electric storage unit () and the auxiliary electric storage unit () in a charge completion state of not allowing any more charge according to a measurement result of the temperature measurement unit (), increases the charge completion SOC of the auxiliary electric storage unit () when the charge completion SOC of the electric storage unit () decreases, and decreases the charge completion SOC of the auxiliary electric storage unit () when the charge completion SOC of the electric storage unit () increases.

Storage battery, control method of storage battery, control device, and control method

A non-aqueous secondary battery includes: a positive-electrode collector layer; a positive-electrode layer formed on one surface of the positive-electrode collector layer; a negative-electrode collector layer; a negative-electrode layer formed on one surface of the negative-electrode collector layer so as to be opposed to the positive-electrode layer; a separator provided between the positive-electrode layer and the negative-electrode layer; and a positive-electrode-side insulating layer and a negative-electrode-side insulating layer respectively formed on another surface of the positive-electrode collector layer and another surface of the negative-electrode collector layer. Circumferential inner surfaces of peripheral edges of the positive-electrode collector layer and the negative-electrode collector layer are joined with a sealing agent including at least a positive-electrode fusion layer, a gas barrier layer, and a negative-electrode fusion layer. The positive-electrode-side insulating layer and/or the negative-electrode-side insulating layer has a battery-side recess provided on a surface.

Non-aqueous secondary battery, mounted unit, and method for manufacturing non-aqueous secondary battery

A position detection system, includes at least one moving body (MB) including a transmission device simultaneously emitting a trigger signal indicating transmission timing and an ultrasonic signal obtained by modulating a signal of a frequency as a reference by pseudo random sequence data having high self-correlativity, and a reception device detecting MB position. The reception device includes ultrasonic reception units, a unit calculating a correlation value between a waveform of the ultrasonic signal and a model waveform of the pseudo random sequence, a unit subjecting the waveform of the ultrasonic signal and the model waveform to calculate a correlation value between the two waveforms, a unit calculating a propagation time of each ultrasonic to arrive at each of the ultrasonic reception units from trigger signal reception to correlation peak detection, and a unit calculating MB position from the ultrasonic propagation time and the interval length between the ultrasonic reception units.

Position detection system, transmission device and reception device, and position detection method

An ultrasonic wave transmitter device includes an ultrasonic wave driving circuit that modulates an ultrasonic wave based on a pseudorandom signal to generate an ultrasonic wave driving signal, and an ultrasonic wave transmitter driven by the ultrasonic wave driving signal to send out an ultrasonic wave signal of a frequency higher than a fundamental frequency of the ultrasonic wave driving signal. The ultrasonic wave transmitter includes a cylindrically-shaped piezoelectric or magnetostrictive element sending out the ultrasonic wave signal and an ultrasonic wave absorber that covers part of a base member holding the piezoelectric or magnetostrictive element.

Ultrasonic wave transmitter device, ultrasonic wave propagation time measurement system and ultrasonic wave propagation time measurement method

To detect the positions of the respective mobiles correctly without being affected by the ultrasonic waves from other mobile(s) in a case where plural mobiles are used simultaneously. The mobile comprises a unit that transmits a trigger signal of requesting transmitting ultrasonic wave that is capable of identifying the mobile, a unit that receives a trigger signal of allowing transmitting ultrasonic wave from the receiver, and a unit that transmits an ultrasonic wave immediately upon receipt of the trigger signal of allowing transmitting ultrasonic wave. The receiver comprises a unit that receives a trigger signal of requesting transmitting ultrasonic wave from the mobile, a unit that transmits a trigger signal of allowing transmitting ultrasonic wave that can be identified at the mobile side, a control unit that controls a transmitting timing of the trigger signal of allowing transmitting ultrasonic wave, at least two ultrasonic wave receiving units provided at predetermined gaps, a unit that calculates an ultrasonic wave propagation time from the mobile based on a time of transmitting the trigger signal of allowing transmitting ultrasonic wave and an ultrasonic wave arrival time, and a position calculation unit that calculates a position of the mobile based on the ultrasonic wave propagation time calculated.

Position detection apparatus, position detection method, mobile, and receiver

An ultrasonic wave propagation time measurement system comprises: a transmitting section that transmits an electromagnetic wave signal indicating transmission timing and an ultrasonic wave signal, and a receiving section that detects the transmitted electromagnetic wave signal and the ultrasonic wave signal and calculates an ultrasonic wave propagation time based on reception times of the electromagnetic wave signal and the ultrasonic wave signal; and an initial mode setting mechanism that constitutes an optimum ultrasonic wave transmission/reception system by selecting the set values of one or more setting parameters is provided in a controlling unit that controls the transmission of the signals in the transmitting section and in a data processing unit that controls the detection and calculation in receiving section.

Ultrasonic wave propagation time measurement system

Growing community of inventors

Tokyo, Japan

Hiroshi Kajitani