Toyota Jidosha Kabushiki Kaisha

Kabushiki Kaisha Toyota Chuo Kenkyusho

Tohoku University

Riken Corporation

Katholieke Universiteit Leuven

Toyota School Foundation

Hitoshi Yamada

Takahiro Nakayama

Yutaka Nonomura

Masayoshi Esashi

Shuji Tanaka

Ui Yamaguchi

Masanori Muroyama

Mitsutoshi Makihata

Motohiro Fujiyoshi

Shingo Shimoda

Masashi Yamashita

Sakae Matsuzaki

Takashi Izuo

Nasser N Peyghambarian

Shintaro Yoshizawa

Hirofumi Funabashi

Norio Sato

Yuhei Yamaguchi

Yoshiyuki Hata

Keiji Hayashi

Kazuhiro Shintani

Chie Imamura

Hisayoshi Sugihara

Thierry Verbiest

Pavel Polynkin

Andre Persoons

Keiichi Kitajo

Akinobu Fujii

Wataru Kaku

Teruhisa Akashi

Hiroshi Yamasaki

Yoshiteru Omura

Norimasa Kobori

Soya Takagi

Kyosuke Arai

Narimasa Watanabe

Mina Funazukuri

Tomoya Takatani

Kazuhiro Mima

Kiyomi Sakakibara

Youhei Wakisaka

Tytus Wojtara

Michinori Ichikawa

Vincent Berenz

Fady S K Shibata Alnajjar

Alvaro Costa Garcia

Matti Sakari Itkonen

Fady Sk Shibata Alnajjar

A mental and physical condition estimation system according to the present disclosure includes: a heart rate information acquisition unit for acquiring heart rate information that is information related to a heart rate of a subject person; a heart rate variability calculation unit for calculating heart rate variability of a very low frequency component (VLF) from the acquired heart rate information; and a mental and physical condition estimation unit for estimating a concentration and effort state of the subject person from a calculated value of the heart rate variability.

Mental and physical condition estimation system, mental and physical condition estimation method, and storage medium

A physiological state index calculation system, a physiological state index calculation method, and a non-transitory computer readable medium for capturing subtle changes in a physiological state of a living body are provided. The physiological state index calculation system includes a band-pass filter that filters cerebral blood flow waveform information obtained from a cerebral blood flow of a living body in at least one frequency band, and a complex number conversion unit configured to convert the filtered cerebral blood flow waveform information into a complex number for at least one frequency band. The cerebral blood flow waveform information converted into a complex number by the complex number conversion unit is an oscillator that reflects a physiological state of a living body.

Physiological state index calculation system, physiological state index calculation method, and non-transitory computer readable medium

A rehabilitation evaluation apparatus includes a sensor signal acquisition unit configured to acquire a sensor signal output from a detection sensor, a selection unit configured to select at least one myoelectric signal having a correlation with the sensor signal acquired by the sensor signal acquisition unit from among the plurality of second myoelectric signals on the second-side part acquired by the myoelectric-signal acquisition unit, and a similarity output unit configured to select a first myoelectric signal that has been output from a myoelectric sensor attached in a place that is left-right symmetric to a place of the myoelectric sensor that has output the second correlated myoelectric signal selected by the selection unit from among a plurality of first myoelectric signals on the first-side part acquired by the myoelectric-signal acquisition unit, calculate a similarity between these correlated myoelectric signals, and outputs the calculated similarity.

Rehabilitation evaluation apparatus, rehabilitation evaluation method, and rehabilitation evaluation program

An upper limb rehabilitation support device includes a first handle that is connected with a first rotating shaft, gripped by a trainee's right hand and rotated, a second handle that is connected with a second rotating shaft, gripped by a trainee's left hand and rotated, a connecting part structured so as to connect the first rotating shaft and the second rotating shaft with each other and interlock rotations of the first handle and the second handle, and a switching part structured so as to switch directions of the rotations of the first handle and the second handle, which are interlocked by the connecting part, with respect to the other handles when one of the first handle and the second handle rotates.

Upper limb rehabilitation support device

A communication device including: an utterance acquisition part configured to acquire an utterance of a user to a character; an information acquisition part configured to acquire information different from the utterance; a voice generation part configured to generate a response voice to be emitted by the character based on a content of the utterance acquired by the utterance acquisition part; and an expression generation part configured to generate a response expression to be expressed by a face portion of the character based on the content of the utterance acquired by the utterance acquisition part, wherein when the information is acquired from the information acquisition part, the expression generation part generates the response expression using the information together with the content of the utterance, the response expression generated when the information is acquired being different from a response expression generated when the information is not acquired.

Communication device, communication robot and computer-readable storage medium

A training apparatus includes: a controller. The controller is configured to: (a) while a subject is performing a behavior, acquire time-series myoelectric potentials of each of muscles of the subject; (b) calculate a muscle synergy matrix W, a control matrix C and an error matrix E from a myoelectric potential matrix M so that the relationship M=WC+E is satisfied, row vectors each expressing the acquired time-series myoelectric potentials of a corresponding one of the muscles, m being arranged in rows in the myoelectric potential matrix, n unit column vectors being arranged in columns in the muscle synergy matrix W, n row vectors being arranged in rows in the control matrix; (c) calculate a feature quantity indicating consistency among the unit column vectors included in the calculated muscle synergy matrix W; and (d) output the calculated feature quantity.

Training apparatus, training method, and program

An upper-limb rehabilitation assisting device includes first and second handles coupled to first and second rotating shafts and rotationally operated by hands on a paralytic limb side and a healthy limb side; first and second biosignal detecting parts that detect first and second biosignals corresponding to the paralytic limb side and the healthy limb side; first and second drive parts that drive the first and second rotating shafts; and a control part that performs a cooperative control of the first rotating shaft and the second rotating shaft. The control part controls the torques of the first and second drive parts at the time of the cooperative control of the first and second rotating shafts the basis of the degree of cooperation between the first and second biosignals.

Upper-limb rehabilitation assisting device and method for controlling the same

A voice acquisition system includes a plurality of mobile objects each of which includes one or more microphones and is movable around a sound source; a sound source number estimating unit which estimates the number of sound sources in a vicinity of any of the mobile objects; and a control unit which controls positions of the mobile objects, wherein the control unit controls, based on the number of sound sources in a vicinity of a first mobile object, a position of a second mobile object which differs from the first mobile object, and the voice acquisition system acquires voice using both a microphone included in the first mobile object and a microphone included in the second mobile object.

Voice acquisition system and voice acquisition method

A rehabilitation device includes: an operation unit operated by a patient under rehabilitation; an operation amount detection unit that detects an operation amount of the operation unit; a driving unit that applies torque to the operation unit; a control unit that controls driving of the driving unit; and a movement state detection unit that detects a movement state of a moving part of the patient. The control unit calculates a target value of the operation amount to be performed on the operation unit based on the movement state detected by the movement state detection unit and a predetermined movement model and controls the driving unit so that the operation amount detected by the operation amount detection unit follows the calculated target value of the operation amount.

Rehabilitation device, control method, and recording medium

A rehabilitation system that assists an action of a paretic arm due to brain damage, such as a stroke, includes: a detecting unit configured to detect an assist action that a healthy arm assists the paretic arm; an assist unit configured to cause the paretic arm to carry out bending and stretching actions; an adjustment unit configured to adjust an operation timing, operation speed, bending load or stretching load of the assist unit in response to detection of the assist action by the detecting unit; and a control unit configured to cause the assist unit to operate in accordance with the operation timing, operation speed, bending load or stretching load, adjusted by the adjustment unit.

Rehabilitation system

A high-resolution sensor of magnetic field sensor system and materials for use in such a system are described. The sensor systems measure a magnetic field using inorganic and/or organic magneto-optically active materials, e.g. polymer material and have an interferometer based on Faraday rotation. The polymer material is preferably in the form of a film. The polymer material has an optical property that is sensitive to the magnetic field, e g the Faraday rotation effect. The present invention also provides a sensor head structure comprising the above polymer material. The sensor head may be designed for use with an optical fiber or with mirrors In particular the present invention provides a fiber Sagnac interferometer to measure the rotation of polarized plane of light. The present invention provides a fiber or mirror based Sagnac interferometer with passive phase bias applied to magnetic field sensing.

Ultrasensitive magnetic sensor with magneto-optically active material with high verdet constant

An integrated device with high insulation tolerance is provided. A groove having an inclined side surface is provided between adjacent devices. When a side where an electronic circuit or MEMS device is mounted is a front surface, the groove becomes narrower from the front surface to a back surface because of the inclined surface. A mold material (insulating material) is disposed inside the groove, so that the plurality of devices are mechanically joined together, being electrically insulated from one another. A line member that establishes an electrical conduction between the adjacent devices is formed to lie along the side surface and the bottom surface of the groove. To lead the line out to the backside, the bottom surface of the groove has a hole, so that the line member is exposed to the backside from the hole.

Integrated device

A touch sensor system includes buses, a plurality of touch sensor devices disposed on the buses, and an information integrating device that is connected to all the buses and integrates information from the touch sensor device. The touch sensor device includes a sensor unit and a signal processing unit that transmits a sensor data signal generated by processing an analog sensor signal to the information integrating device through the bus. The signal processing unit includes a digital converting unit, a threshold evaluating unit that gives a start permission of the signal process when a sensor value exceeds a preset threshold, an ID adding unit that adds a transmitter identification number to the sensor signal, and a data transmitting unit that outputs the sensor data signal to a signal line of the bus. Fast responses are made possible without increasing the amount of data and host processing load while including many touch sensor elements.

Touch sensor system

A dynamic quantity sensor includes a force receiving portion, a first movable portion that rotates in a first rotational direction around a first rotational axis according to dynamic quantity in a first direction that the force receiving portion receives, and rotates in the first rotational direction around the first rotational axis according to dynamic quantity in a second direction different from the first direction that the force receiving portion receives; and a second movable portion that rotates in a second rotational direction around a second rotational axis according to the dynamic quantity in the first direction that the force receiving portion receives, and rotates in an opposite direction to the second rotational direction around the second rotational axis according to the dynamic quantity in the second direction that the force receiving portion receives.

Dynamic quantity sensor and dynamic quantity sensor system

A getting-on/off determination apparatus determines rider's getting-on/off for an inverted two-wheel vehicle that travels while maintaining the inverted state. The getting-on/off determination apparatus includes an optical fiber laid in a step portion that a rider gets on/off, a light emitting unit that emits detection light and is connected to one end of the optical fiber, a light receiving unit that receives the detection light emitted from the light emitting unit and is connected to another end of the optical fiber, at least one transmitted light varying portion that varies an amount of transmitted light of the detection light passing through the optical fiber in conjunction with a vertical displacement of the step portion that occurs when the rider gets on/off the inverted two-wheel vehicle, and a determination unit that determines getting-on/off of the rider based on an amount of the detection light received by the light receiving unit.

Getting-on/off determination apparatus and getting-on/off determination method

Growing community of inventors

Nagakute, Japan

Hitoshi Yamada