Patents by Inventor Yoshihiro Matsumura

Yoshihiro Matsumura 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: 20210139708
    Abstract: A composition includes two or more near infrared absorbing compounds having an absorption maximum in a wavelength range of 650 to 1000 nm and having a solubility of 0.1 mass % or lower in water at 23° C., in which the two or more near infrared absorbing compounds include a first near infrared absorbing compound having an absorption maximum in a wavelength range of 650 to 1000 nm, and a second near infrared absorbing compound having an absorption maximum in a wavelength range of 650 to 1000 nm which is shorter than the absorption maximum of the first near infrared absorbing compound, and a difference between the absorption maximum of the first near infrared absorbing compound and the absorption maximum of the second near infrared absorbing compound is 1 to 150 nm.
    Type: Application
    Filed: January 25, 2021
    Publication date: May 13, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tokihiko MATSUMURA, Daisuke SASAKI, Kyohei ARAYAMA, Yoshihiro JIMBO, Kazuya OOTA, Keisuke ARIMURA, Takahiro OKAWARA
  • Publication number: 20210099246
    Abstract: Provided is a wireless communication apparatus, comprising: a symbol synthesis circuit that synthesizes received symbols; a demodulation circuit that demodulates the received symbols each before and after the synthesis; an error correction circuit that corrects demodulated received data from the demodulation circuit; a detection circuit that detects a first error detection code from the error corrected received data; a second detection circuit that detects a second error detection code obtained by inverting a plurality of arbitrary bits from the error corrected received data; a received data selection circuit that selects the received data, wherein: the received data selection circuit determines a modulation scheme used upon transmission by using detection results of the first and second error detection codes and selects received data corresponding to the determined modulation scheme.
    Type: Application
    Filed: March 26, 2019
    Publication date: April 1, 2021
    Applicants: NEC CORPORATION, CENTRAL JAPAN RAILWAY COMPANY
    Inventors: Hiroyuki IGURA, Takeshi NISHIYAMA, Yoshihiro MATSUMURA
  • Patent number: 10952663
    Abstract: A dementia determination device in a dementia information output system includes an obtainer which obtains, on a per unit period basis, the result of measuring body motion of a user in a sleep time period; and an outputter which outputs dementia information indicating the likelihood that the user is developing a mild cognitive disorder based on the occurrence frequency of a unit period in which the magnitude of a difference between reference data on body motion of a healthy subject in a sleep time period and the result of measuring obtained by the obtainer exceeds a predetermined threshold value.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: March 23, 2021
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Takashi Nishiyama, Yoshihiro Matsumura, Kengo Abe
  • Publication number: 20210059569
    Abstract: A fall risk evaluation method in a fall risk evaluation device that evaluates a fall risk based on a walking motion of a subject includes: acquiring walking data related to walking of the subject; detecting, from the walking data, at least one walking parameter of a vertical displacement of a waist of the subject in a stance phase of one leg of the subject, a vertical displacement of the waist of the subject in a swing phase of the one leg, an angle of a knee joint of the one leg in the stance phase, and an angle of an ankle joint of one foot in the swing phase; and determining a fall risk of the subject by using at least one walking parameter.
    Type: Application
    Filed: August 20, 2020
    Publication date: March 4, 2021
    Inventors: Takahiro HIYAMA, Yoshikuni SATO, Takahiro AIHARA, Kengo WADA, Taichi HAMATSUKA, Yoshihiro MATSUMURA
  • Publication number: 20210059596
    Abstract: A cognitive function evaluation method in a cognitive function evaluation device that evaluates a cognitive function based on a walking motion of a subject includes: acquiring walking data related to walking of the subject; detecting, from the walking data, at least one of an angle of an ankle joint of one foot and an angle of a knee joint of one leg of the subject; and determining a cognitive function level of the subject using at least one of the angle of the ankle joint and the angle of the knee joint.
    Type: Application
    Filed: August 19, 2020
    Publication date: March 4, 2021
    Inventors: Takahiro HIYAMA, Yoshikuni SATO, Takahiro AIHARA, Kengo WADA, Taichi HAMATSUKA, Yoshihiro MATSUMURA
  • Publication number: 20210059614
    Abstract: A sarcopenia evaluation method in a sarcopenia evaluation device that evaluates sarcopenia based on a walking motion of a subject includes: acquiring walking data related to walking of the subject; detecting, from the walking data, at least one walking parameter of an angle of a knee joint of one leg in a stance phase of the one leg of the subject, an angle of the knee joint of the one leg in a swing phase of the one leg, a vertical displacement of a toe of one foot in the stance phase, a vertical displacement of the toe of the one foot in the swing phase, an angle of an ankle joint of the one foot in the stance phase, and an angle of the ankle joint of the one foot in the swing phase; and determining whether or not the subject has sarcopenia using at least one walking parameter.
    Type: Application
    Filed: August 12, 2020
    Publication date: March 4, 2021
    Inventors: Takahiro HIYAMA, Yoshikuni SATO, Takahiro AIHARA, Kengo WADA, Taichi HAMATSUKA, Yoshihiro MATSUMURA
  • Publication number: 20210000411
    Abstract: A cognitive function evaluation device includes an acquirer that acquires speech data that indicates speech uttered by an evaluatee in response to a task given to the evaluatee; an evaluator that evaluates a cognitive function of the evaluatee by performing a first evaluation based on a proportion of speaking time of the evaluatee in a predetermined period in the speech data acquired by the acquirer and a second evaluation based on a fundamental frequency in the speech data acquired by the acquirer; and an outputter that outputs an evaluation result obtained from the evaluation performed by the evaluator.
    Type: Application
    Filed: March 15, 2019
    Publication date: January 7, 2021
    Inventors: Ryosuke NAGUMO, Sadayuki SUMI, Mitsuharu HOSOKAWA, Kengo ABE, Yoshihiro MATSUMURA, Takashi NISHIYAMA, Makoto KARIYASU, Takako YOSHIMURA, Minoru TOYAMA
  • Patent number: 10881329
    Abstract: A motion display system includes: a detector that detects an acceleration of a body part of a test subject; an imager that generates a moving image by imaging a motion of the test subject; an identifier that is attached to the test subject to determine a position of the body part within the moving image; a superimposer that superimposes a motion trajectory of the body part generated based on the acceleration detected by the detector on a position of the body part determined based on the identifier within the moving image generated by the imager in synchronization with the moving image; and a display that displays the moving image on which the motion trajectory is superimposed by the superimposer.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: January 5, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshihiro Matsumura, Tomoharu Nakahara, Tomohiko Fujita
  • Publication number: 20200405216
    Abstract: A cognitive function evaluation device includes: an obtainment unit configured to obtain, as gait data, at least one of first data and second data, the first data indicating a sway amount of a body of a subject during walking in a first walking section from start of walking of the subject to a predetermined number of steps, and the second data indicating a sway amount of the body of the subject during walking in a second walking section in a double task state in which the subject is walking while doing a given assignment, the second walking section being after the first walking section; a calculation unit configured to calculate a feature value based on the gait data; an evaluation unit configured to evaluate a cognitive function of the subject, based on the feature value; and an output unit configured to output a result of evaluation by the evaluation unit.
    Type: Application
    Filed: March 5, 2019
    Publication date: December 31, 2020
    Inventors: Yoshihiro MATSUMURA, Kengo ABE, Hirobumi NAKAJIMA, Ayumi KAMITANI
  • Publication number: 20200330023
    Abstract: A dementia determination system (100) includes: an acquisition unit (111) configured to acquire a long press ratio which is a ratio of a number of long presses in which a button of an operating device (140) is pressed for a time longer than a reference time, to a number of presses of the button of the operating device (140) used by a user to operate an electric device (130); a determination unit (112) configured to determine a dementia level of the user based on the long press ratio acquired by the acquisition unit (111); and an output unit (113) configured to output dementia information indicating the dementia level determined by the determination unit (112), wherein the determination unit (112) is configured to determine that the dementia level is more severe as the long press ratio is lower.
    Type: Application
    Filed: October 12, 2018
    Publication date: October 22, 2020
    Inventors: Hirobumi NAKAJIMA, Yoshihiro MATSUMURA, Takashi NISHIYAMA, Kengo ABE, Sadayuki SUMI, Kohji SASABE, Atsushi TAKAHASHI, Kyohei KOIZUMI
  • Publication number: 20200315519
    Abstract: A cognitive function evaluation device includes: an obtainment unit that obtains use information indicating a state of use of a toilet by a subject; a calculation unit that calculates a total number of times of use of a toilet by the subject, based on the use information obtained by the obtainment unit; an evaluation unit that evaluates a cognitive function of the subject, based on the total number of times of use calculated by the calculation unit; and an output unit that outputs a result of evaluation performed by the evaluation unit.
    Type: Application
    Filed: November 28, 2018
    Publication date: October 8, 2020
    Inventors: Hirobumi NAKAJIMA, Kengo ABE, Takashi NISHIYAMA, Yoshihiro MATSUMURA, Sadayuki SUMI, Kohji SASABE
  • Publication number: 20200261014
    Abstract: A cognitive function evaluation device includes: an instruction unit that instructs quick pronunciation of pseudoword in which a predetermined syllable is repeated; an obtainment unit that obtains voice data indicating a voice of an evaluatee who has received an instruction; a calculation unit that calculates a feature from the voice data obtained by the obtainment unit; an evaluation unit that evaluates a cognitive function of the evaluatee from the feature calculated by the calculation unit; and an output unit that outputs a result of the evaluation by the evaluation unit.
    Type: Application
    Filed: October 15, 2018
    Publication date: August 20, 2020
    Inventors: Sadayuki SUMI, Ryosuke NAGUMO, Kengo ABE, Yoshihiro MATSUMURA, Takashi NISHIYAMA, Hirobumi NAKAJIMA, Kohji SASABE, Makoto KARIYASU, Takako YOSHIMURA, Minoru TOYAMA
  • Publication number: 20200229752
    Abstract: A cognitive function evaluation device includes: an obtainment unit configured to obtain speech data indicating speech uttered by a subject; a calculation unit configured to extract a plurality of vowels from the speech data obtained by the obtainment unit, and calculate, for each of the plurality of vowels, a feature value based on a frequency and an amplitude of at least one formant obtained from a spectrum of the vowel; an evaluation unit configured to evaluate a cognitive function of the subject from the feature value calculated by the calculation unit; and an output unit configured to output an evaluation result of the evaluation unit.
    Type: Application
    Filed: July 20, 2018
    Publication date: July 23, 2020
    Inventors: Sadayuki SUMI, Kengo ABE, Ryosuke NAGUMO, Takashi NISHIYAMA, Yoshihiro MATSUMURA, Takaaki UKEDA
  • Publication number: 20200046282
    Abstract: A dementia information output system according to an aspect of the present invention includes: an acquisition unit configured to acquire an amount of body motion of a user; a determining unit configured to determine a likelihood that the user is developing a mild dementia or the like on the basis of a variability degree that is a degree by which an amount of body motion varies over a plurality of days in each of a plurality of time periods; and an outputting unit configured to output dementia information indicating the likelihood determined by the determining unit.
    Type: Application
    Filed: December 21, 2017
    Publication date: February 13, 2020
    Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takashi NISHIYAMA, Yoshihiro MATSUMURA, Kengo ABE
  • Publication number: 20200008735
    Abstract: Cognitive function evaluation device includes: storing unit storing reference data on the relationship between the periodicity of a body movement of a person walking and the cognitive function level of the person; acquiring unit that acquires body movement data on the detected body movement from body movement sensor that detects the body movement of subject walking; and calculating unit that calculates the periodicity of the body movement while walking from the acquired body movement data and checks the calculated periodicity against reference data stored in storing unit so as to identify the cognitive function level corresponding to the calculated periodicity.
    Type: Application
    Filed: September 27, 2017
    Publication date: January 9, 2020
    Inventors: Takashi OKADA, Yoshihiro MATSUMURA, Takashi NISHIYAMA, Kengo ABE
  • Publication number: 20190290184
    Abstract: A cognitive function evaluation device includes an acquisition unit that acquires body motion data representing a body motion of a person to be evaluated during walking; a calculation unit that calculates a displacement of a body of the person to be evaluated during walking based on the acquired body motion data; and an evaluation unit that evaluates a cognitive function of the person to be evaluated based on a frequency peak representing a cycle of walking of person-to-be-evaluated obtained by performing a frequency analysis on the calculated displacement, and to output the evaluation result.
    Type: Application
    Filed: September 27, 2017
    Publication date: September 26, 2019
    Inventors: Yoshihiro MATSUMURA, Takashi OKADA, Takashi NISHIYAMA, Kengo ABE
  • Publication number: 20190231246
    Abstract: A dementia determination device in a dementia information output system includes an obtainer which obtains, on a per unit period basis, the result of measuring body motion of a user in a sleep time period; and an outputter which outputs dementia information indicating the likelihood that the user is developing a mild cognitive disorder based on the occurrence frequency of a unit period in which the magnitude of a difference between reference data on body motion of a healthy subject in a sleep time period and the result of measuring obtained by the obtainer exceeds a predetermined threshold value.
    Type: Application
    Filed: March 6, 2017
    Publication date: August 1, 2019
    Inventors: Takashi NISHIYAMA, Yoshihiro MATSUMURA, Kengo ABE
  • Publication number: 20190015036
    Abstract: A dementia symptom detection system includes an information processor which determines the level of dementia of a user based on (i) a reference value which is for an index corresponding to behavioral and psychological symptoms of dementia and which is determined based on the history of the activity amount stored in storage and the history of device operation information stored in the storage, and (ii) a personal value of the user which is for the index and which is determined based on the detected activity amount of the user and the obtained device operation information of the user.
    Type: Application
    Filed: January 16, 2017
    Publication date: January 17, 2019
    Inventors: Yoshihiro MATSUMURA, Takashi NISHIYAMA, Mikio IWAKAWA, Kengo ABE
  • Publication number: 20180325467
    Abstract: A gait motion display system including: a triaxial accelerometer, attached to the subject, that measures acceleration data of a subject in walking; an imaging unit that takes images of the subject in walking to obtain moving image data showing gait motions of the subject; a recording unit that records the acceleration data and the moving image data in synchronization with each other; an identification unit that converts the acceleration data recorded by the recording unit into horizontal displacement data and vertical displacement data, and identifies, from the moving image data, a representative image corresponding to a representative motion in a gait cycle, based on the horizontal displacement data or the vertical displacement data; and a display that displays an image illustration of the representative motion in the gait cycle, with the representative image identified by the identification unit.
    Type: Application
    Filed: November 9, 2016
    Publication date: November 15, 2018
    Inventors: Yoshihiro MATSUMURA, Tomoharu NAKAHARA, Tomohiko FUJITA
  • Publication number: 20180070863
    Abstract: A motion display system includes: a detector that detects an acceleration of a body part of a test subject; an imager that generates a moving image by imaging a motion of the test subject; an identifier that is attached to the test subject to determine a position of the body part within the moving image; a superimposer that superimposes a motion trajectory of the body part generated based on the acceleration detected by the detector on a position of the body part determined based on the identifier within the moving image generated by the imager in synchronization with the moving image; and a display that displays the moving image on which the motion trajectory is superimposed by the superimposer.
    Type: Application
    Filed: November 15, 2017
    Publication date: March 15, 2018
    Inventors: Yoshihiro MATSUMURA, Tomoharu NAKAHARA, Tomohiko FUJITA