Patents by Inventor Noriyasu Aso
Noriyasu Aso 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).
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Publication number: 20240412396Abstract: A computer-readable recording medium stores a specifying program for causing a computer to execute a process. The process includes: calculating a first distance between a center point of each shape data and a straight line on a same plane as the center point, for a specific portion of which the center point is defined, from among a plurality of portions included in a shape indicated by each shape data classified into the same group; adding the calculated first distance to dimensional information of the specific portion in each shape data; and specifying a dimensional relationship between different portions of the shape data in the group, based on the dimensional information for each portion of each shape data in the group.Type: ApplicationFiled: May 8, 2024Publication date: December 12, 2024Applicant: Fujitsu LimitedInventor: Noriyasu ASO
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Publication number: 20230266719Abstract: A non-transitory computer-readable recording medium stores a function generation program for causing a computer to execute a process, the process includes acquiring manipulation data generated based on manipulated variable distribution information that represents distribution of values of manipulated variables, and measurement data measured when a control object device is controlled based on the manipulation data, and by performing inverse reinforcement learning by using the manipulation data and the measurement data, generating a reward function that includes evaluation indices for the manipulated variable distribution information and coefficient distribution information that represents distribution of the values of coefficients of the evaluation indices.Type: ApplicationFiled: December 1, 2022Publication date: August 24, 2023Applicant: Fujitsu LimitedInventors: Noriyasu ASO, Masatoshi OGAWA
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Patent number: 11710295Abstract: A non-transitory computer-readable storage medium storing a shape data output program that causes at least one computer to execute process, the process includes, normalizing each shape data of a plurality of pieces of shape data for each component in each coordinate axis direction to create unit shape data; classifying the plurality of pieces of shape data based on the created unit shape data of each of the pieces of shape data; specifying, based on dimensions of sites of each shape data in classified group, a dimensional relationship between different sites of the shape data in the group; and outputting information indicating the specified dimensional relationship in association with the unit shape data of the shape data in the group.Type: GrantFiled: August 18, 2021Date of Patent: July 25, 2023Assignee: FUJITSU LIMITEDInventors: Noriyasu Aso, Masatoshi Ogawa
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Publication number: 20230129842Abstract: A non-transitory computer-readable recording medium stores a program for causing a computer to execute a process, the process includes generating a plurality of causal relationship candidates each including a pair of a first answer candidate to each of at least some of first questions and a second answer candidate to one of second questions based on questionnaire result data, and searching for a solution of a combinatorial optimization problem that minimizes or maximizes a value of an objective function of which the value changes according to causal relationship candidates to be combined, under a constraint condition such that a predetermined ratio of respondents or more of the plurality of respondents have answers that are same as the pair of the first answer candidate and the second answer candidate of any one of the causal relationship candidates to be combined.Type: ApplicationFiled: August 19, 2022Publication date: April 27, 2023Applicant: FUJITSU LIMITEDInventors: Kazuhiro MATSUMOTO, Masatoshi OGAWA, Hitoshi YANAMI, Noriyasu ASO, Hiromitsu SONEDA, Katsumi HOMMA, Natsuki ISHIKAWA, Hayato Dan
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Publication number: 20220351488Abstract: A shape identification program causes a computer to execute a process including: acquiring a third shape dataset and a fourth shape dataset, respectively generated by changing sizes of a first shape dataset and a second shape dataset in each of directions of a plurality of coordinate axes according to a specific rule; and generating a first plurality of images and a second plurality of images by capturing the third shape dataset and the fourth shape dataset, respectively, from both directions of the respective plurality of coordinate axes. The process further includes identifying a second portion in the second shape dataset corresponding to a first portion in the first shape dataset by aligning orientations of the first shape dataset and the second shape dataset based on a result of comparison between the first plurality of images and the second plurality of images.Type: ApplicationFiled: March 18, 2022Publication date: November 3, 2022Applicant: FUJITSU LIMITEDInventors: Noriyasu ASO, Masatoshi OGAWA
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Publication number: 20220148277Abstract: A non-transitory computer-readable storage medium storing a shape data output program that causes at least one computer to execute process, the process includes, normalizing each shape data of a plurality of pieces of shape data for each component in each coordinate axis direction to create unit shape data; classifying the plurality of pieces of shape data based on the created unit shape data of each of the pieces of shape data; specifying, based on dimensions of sites of each shape data in classified group, a dimensional relationship between different sites of the shape data in the group; and outputting information indicating the specified dimensional relationship in association with the unit shape data of the shape data in the group.Type: ApplicationFiled: August 18, 2021Publication date: May 12, 2022Applicant: FUJITSU LIMITEDInventors: NORIYASU ASO, Masatoshi OGAWA
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Publication number: 20210390412Abstract: A method for generating a neural network model, the method includes acquiring first time series data having a first period that is shorter than an operation period of the neural network model; extracting, from the first time series data, a plurality of sets of second time series data having a second period that is longer than the first period; and executing training on the neural network model using training data that include the plurality of sets of second time series data.Type: ApplicationFiled: August 30, 2021Publication date: December 16, 2021Applicant: TRANSTRON INC.Inventors: Noriyasu ASO, Masatoshi OGAWA
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Patent number: 11199147Abstract: An engine control device includes an engine model having a neural network that inputs a manipulated variable of the engine and computes a controlled variable; and a controller that computes the manipulated variable so as to reduce a deviation between the controlled variable and a target controlled variable. The neural network includes an input layer to which the manipulated variable are input; a first hidden layer including a first fully connected layer; a second hidden later including a second fully connected layer that generates a plurality of second output values at a first time and has a return path on which the plurality of second output values at a second time, earlier than the first time, are input into the second fully connected layer; and an output layer from which the plurality of second output values at the first time are output as the controlled variable.Type: GrantFiled: July 15, 2020Date of Patent: December 14, 2021Assignee: TRANSTRON INC.Inventors: Noriyasu Aso, Masatoshi Ogawa
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Patent number: 11078856Abstract: A Wiebe function parameter identification method, the method includes: acquiring, by a computer, operation data when an internal-combustion engine is in operation; and identifying values of a plurality of parameters included in a combination of at least two Wiebe functions including a first Wiebe function and a second Wiebe function based on the operation data and a first difference between values of a same parameter of the first Wiebe function and the second Wiebe function.Type: GrantFiled: May 16, 2018Date of Patent: August 3, 2021Assignee: FUJITSU LIMITEDInventors: Noriyasu Aso, Masatoshi Ogawa
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Patent number: 10969285Abstract: An engine torque estimating system includes: an engine; a crank angle sensor installed for a crankshaft of an engine; an acquiring circuit for acquiring, from the crank angle sensor, a chronological waveform in which amplitude changes based on a rotational speed of the crankshaft; a generating circuit for generating input data to a mathematical model based on information of the amplitude of the chronological waveform; a calculating circuit for calculating an estimated value of engine torque by giving the generated input data to the mathematical model; and a control circuit for controlling the engine based on the estimated value of engine torque.Type: GrantFiled: September 12, 2018Date of Patent: April 6, 2021Assignee: FUJITSU LIMITEDInventors: Masatoshi Ogawa, Hiromitsu Soneda, Noriyasu Aso, Takeo Kasajima
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Publication number: 20210017923Abstract: An engine control device includes an engine model having a neural network that inputs a manipulated variable of the engine and computes a controlled variable; and a controller that computes the manipulated variable so as to reduce a deviation between the controlled variable and a target controlled variable. The neural network includes an input layer to which the manipulated variable are input; a first hidden layer including a first fully connected layer; a second hidden later including a second fully connected layer that generates a plurality of second output values at a first time and has a return path on which the plurality of second output values at a second time, earlier than the first time, are input into the second fully connected layer; and an output layer from which the plurality of second output values at the first time are output as the controlled variable.Type: ApplicationFiled: July 15, 2020Publication date: January 21, 2021Applicant: TRANSTRON INC.Inventors: Noriyasu Aso, Masatoshi Ogawa
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Patent number: 10316778Abstract: An estimation device includes: a memory and a processor, wherein the processor is configured to execute a process including: determining a point of a burning having a higher peak in a predetermined range of a heat release rate based on a peak of a burning having a smaller peak, in a heat release rate waveform in an internal combustion engine that performs a multiple-stage fuel injection; calculating a tangential line of the heat release rate waveform at the point; setting a predetermined point on the tangential line as an initial value for identifying a model parameter of a heat release rate model; identifying the model parameter so that a difference between a calculation value of the heat release rate model and the heat release rate waveform is reduced with use of the initial value; and estimating a heat release rate with a result of an identification of the identifying.Type: GrantFiled: August 10, 2016Date of Patent: June 11, 2019Assignee: FUJITSU LIMITEDInventors: Masatoshi Ogawa, Noriyasu Aso, Hiromitsu Soneda, Takeo Kasajima, Masao Kondo
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Publication number: 20190011319Abstract: An engine torque estimating system includes: an engine; a crank angle sensor installed for a crankshaft of an engine; an acquiring circuit for acquiring, from the crank angle sensor, a chronological waveform in which amplitude changes based on a rotational speed of the crankshaft; a generating circuit for generating input data to a mathematical model based on information of the amplitude of the chronological waveform; a calculating circuit for calculating an estimated value of engine torque by giving the generated input data to the mathematical model; and a control circuit for controlling the engine based on the estimated value of engine torque.Type: ApplicationFiled: September 12, 2018Publication date: January 10, 2019Applicant: FUJITSU LIMITEDInventors: Masatoshi OGAWA, Hiromitsu Soneda, NORIYASU ASO, Takeo Kasajima
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Publication number: 20190003411Abstract: An information processing apparatus includes a memory and a processor coupled to the memory and configured to add a positive value to a first heat release rate based on an actually measured value of an in-cylinder pressure of an internal combustion engine for each crank angle of the internal combustion engine to derive a second heat release rate according to the crank angle, set a plurality of first model parameters of a Wiebe function which models a heat release rate based on the second heat release rate, store the first model parameters in the memory, and output the first model parameters from the memory in order to calculate a torque which controls the internal combustion engine at the time of actual operation of the internal combustion engine.Type: ApplicationFiled: September 6, 2018Publication date: January 3, 2019Applicant: FUJITSU LIMITEDInventors: NORIYASU ASO, Masatoshi OGAWA
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Patent number: 10138838Abstract: An engine torque estimation device includes: a memory; a processor coupled to the memory and the processor configured to, acquire a measured value of a crank angle that is a rotation angle of a crank shaft of an engine, derive, based on the measured value of the crank angle, a calculated value of a crank angle speed, and derive an estimated value of an engine torque, based on a non-linear Kalman filter using a first estimation error that is a difference between the calculated value of the crank angle speed and the estimated value of the crank angle speed.Type: GrantFiled: October 17, 2016Date of Patent: November 27, 2018Assignee: FUJITSU LIMITEDInventors: Masatoshi Ogawa, Hiromitsu Soneda, Noriyasu Aso, Takeo Kasajima
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Publication number: 20180313285Abstract: A Wiebe function parameter identification method, the method includes: acquiring, by a computer, operation data when an internal-combustion engine is in operation; and identifying values of a plurality of parameters included in a combination of at least two Wiebe functions including a first Wiebe function and a second Wiebe function based on the operation data and a first difference between values of a same parameter of the first Wiebe function and the second Wiebe function.Type: ApplicationFiled: May 16, 2018Publication date: November 1, 2018Applicant: Fujitsu LimitedInventors: Noriyasu Aso, Masatoshi Ogawa
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Patent number: 9975108Abstract: An adsorbent for adsorption heat pumps, containing: activated carbon; and organic molecules each containing at least one hydrophilic functional group, where the organic molecules are provided in pores of the activated carbon.Type: GrantFiled: October 29, 2015Date of Patent: May 22, 2018Assignee: FUJITSU LIMITEDInventors: Toshio Manabe, Hiroaki Yoshida, Noriyasu Aso
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Patent number: 9752805Abstract: An adsorption heat pump includes: an evaporator configured to evaporate a refrigerant; and an adsorbent heat exchanger provided with an adsorption member configured to adsorb vapor evaporated by the evaporator, and a heat transfer tube in which a heating medium flows. Here, the adsorbent heat exchanger includes a pressing mechanism configured to press and compress the adsorption member depending on a temperature of the heating medium flowing inside the heat transfer tube.Type: GrantFiled: January 31, 2013Date of Patent: September 5, 2017Assignee: FUJITSU LIMITEDInventors: Noriyasu Aso, Toshio Manabe
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Publication number: 20170115172Abstract: An engine torque estimation device includes: a memory; a processor coupled to the memory and the processor configured to, acquire a measured value of a crank angle that is a rotation angle of a crank shaft of an engine, derive, based on the measured value of the crank angle, a calculated value of a crank angle speed, and derive an estimated value of an engine torque, based on a non-linear Kalman filter using a first estimation error that is a difference between the calculated value of the crank angle speed and the estimated value of the crank angle speed.Type: ApplicationFiled: October 17, 2016Publication date: April 27, 2017Applicant: FUJITSU LIMITEDInventors: Masatoshi OGAWA, Hiromitsu Soneda, Noriyasu Aso, Takeo Kasajima
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Patent number: 9622381Abstract: An adsorption heat pump includes: an evaporator configured to generate coolant vapor; a first adsorber and a second adsorber each containing an adsorbent to adsorb the coolant vapor generated in the evaporator; a condenser configured to condense the coolant vapor generated in any of the first adsorber and the second adsorber; and a control unit. The control unit feeds the condenser with cooling water for condensation of the coolant vapor and feeds the condenser with warm water for evaporation of the coolant at predetermined timing.Type: GrantFiled: March 18, 2014Date of Patent: April 11, 2017Assignee: FUJITSU LIMITEDInventors: Noriyasu Aso, Toshio Manabe