Patents by Inventor Tsuyoshi Minakawa

Tsuyoshi Minakawa 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).

  • Patent number: 11803930
    Abstract: The present invention makes it possible to supply transportation capacity suitable for movement demand in numerous circumstances.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: October 31, 2023
    Assignees: Hitachi, Ltd., Hitachi Rail STS S.p.A.
    Inventors: Tsuyoshi Minakawa, Keiji Kimura, Tatsuhiro Satou, Michi Kariatsumari, Claudio Giorgianni
  • Publication number: 20230311965
    Abstract: A train operation support system for outputting a rescheduled timetable for a planned timetable of a train from a computer by using the planned timetable and an actual timetable of the train includes a timetable modification unit that modifies the planned timetable by using a given timetable modification method, a passenger flow prediction unit that calculates passenger staying information containing information indicating the number of staying passengers in each time zone at each station, by using demand information indicating a destination of a passenger in each time zone at each station where the train stops, a timetable rescheduling unit that modifies the demand information in reference to the planned timetable modified by the timetable modification unit, inputs the modified demand information to the passenger flow prediction unit, and creates the rescheduled timetable for the planned timetable by using the passenger staying information output from the passenger flow prediction unit, and an output unit th
    Type: Application
    Filed: September 7, 2021
    Publication date: October 5, 2023
    Inventors: Ryota UEMATSU, Tsuyoshi MINAKAWA, Yuki MAEKAWA
  • Patent number: 11754404
    Abstract: When input information including starting point information and destination information are input, this transport navigation system searches for a route for traveling from the starting point to the destination by a train of a transportation means on the basis of the input information, and outputs travel route information about the travel route obtained. The transport navigation system includes: a storage unit which stores the input information, an actual timetable including actual operation of the train, and a software program; and a CPU which executes the software program with reference to the input information and the actual timetable. The CPU calculates, on the basis of the actual timetable and the input information, the travel route from the starting point to the destination and a statistical amount about a travel time according to the travel route, and generate travel route information on the basis of the travel route and the statistical amount.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: September 12, 2023
    Assignee: Hitachi, Ltd.
    Inventors: Ryota Uematsu, Keiji Kimura, Tsuyoshi Minakawa, Miki Yonehara
  • Publication number: 20230281532
    Abstract: Provided is a service plan change assistance apparatus (110) including: a storage apparatus (13) that stores a decision model in which a service status of each of a delayed train and a to-be-delayed train to be delayed due to the delayed train and train service plan change content for recovering a delay of the to-be-delayed train are associated with each other, in association with a station at which the to-be-delayed train is delayed due to the delayed train; and an arithmetic apparatus (11) that estimates a future train service status based on a train service plan and a train service record before a current time, identifies, from the estimated train service status, the station at which the to-be-delayed train to be delayed due to the delayed train is standing, inputs information on the estimated train service status to a decision model associated with the identified station to create a service plan change proposal that includes information indicating train service change content for recovering the delay of t
    Type: Application
    Filed: August 25, 2021
    Publication date: September 7, 2023
    Inventors: Tsuyoshi MINAKAWA, Yuki MAEKAWA, Ryota UEMATSU, Yuko YAMASHITA, Yumiko ISHIDO, Yuichi KOBAYASHI
  • Patent number: 11710087
    Abstract: A replanned plan output device that outputs a replanned plan for an operation plan of performing planned schedules in order by an operation of a vehicle in charge, includes: a replanned candidate determination unit configured to, when a difficult-to-perform schedule that becomes difficult to be performed by the vehicle in charge among the planned schedules occurs, determine another vehicle as a candidate for a substitute vehicle for performing the difficult-to-perform schedule; and a substitute vehicle selection unit configured to, when a plurality of candidates for the substitute vehicle are set, select the substitute vehicle for performing the difficult-to-perform schedule from the plurality of candidates for the substitute vehicle in consideration of the number of changes of the vehicle in charge and an additional cost of each of the schedules specified in the operation plan.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: July 25, 2023
    Assignee: HITACHI, LTD.
    Inventors: Akiko Kato, Tsuyoshi Minakawa
  • Publication number: 20220358422
    Abstract: A timetable planning system 1 includes a storage device 13 and a computing device 11. The storage device 13 stores evaluation index improvement degree information 320 that stores relations between a change of each constituent element of an operation timetable on one hand and a change in quality of the operation timetable resulting from the change of each constituent element in terms of each operation timetable viewpoint on the other hand.
    Type: Application
    Filed: September 10, 2020
    Publication date: November 10, 2022
    Inventors: Yuki MAEKAWA, Ryota SATO, Ryota UEMATSU, Tsuyoshi MINAKAWA, Tomoe TOMIYAMA
  • Publication number: 20220300879
    Abstract: A replanned plan output device that outputs a replanned plan for an operation plan of performing planned schedules in order by an operation of a vehicle in charge, includes: a replanned candidate determination unit configured to, when a difficult-to-perform schedule that becomes difficult to be performed by the vehicle in charge among the planned schedules occurs, determine another vehicle as a candidate for a substitute vehicle for performing the difficult-to-perform schedule; and a substitute vehicle selection unit configured to, when a plurality of candidates for the substitute vehicle are set, select the substitute vehicle for performing the difficult-to-perform schedule from the plurality of candidates for the substitute vehicle in consideration of the number of changes of the vehicle in charge and an additional cost of each of the schedules specified in the operation plan.
    Type: Application
    Filed: August 25, 2021
    Publication date: September 22, 2022
    Inventors: Akiko KATO, Tsuyoshi MINAKAWA
  • Publication number: 20220188725
    Abstract: A timetable creation apparatus 100 for correcting a target timetable being a train timetable to be used to control a group of trains by using a predicted passenger demand to thereby create a new target timetable, includes: an objective function generation unit 115 that generates an objective function for an operation headway between trains included in the group of trains by using the predicted passenger demand; a constraint condition generation unit 117 that derives constraint conditions which an arrival time and a departure time of each of the trains at each of stations should satisfy for operation of the group of trains; and a candidate timetable creation unit 119 that creates a candidate timetable as an update candidate for a target timetable by using an arrival time and a departure time of each of the trains at each of the stations derived by optimizing the objective function under the constraint conditions.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 16, 2022
    Inventors: Tsuyoshi MINAKAWA, Keiji KIMURA, Michi KARIATSUMARI, Masahito KOKUBO, Megumi YAMAGUCHI
  • Patent number: 11188567
    Abstract: A data analysis support apparatus includes a relationship network generation section that analyzes a relationship between operating systems, a relationship between operation data tables, a relationship between data items possessed by the operation data tables and a relationship between data values possessed by records of the operation data tables and stores them, as a relationship network; a data item classification section that classifies data items that become a data analysis target into a first data type based on an actual value and a second data type based on a planned value; an analysis data table generation section that generates and accumulates an analysis data table to be used for data analysis; a data model generation section that generates, as a data model, a data item group that allows data analysis in combination; and an analysis target item presentation section that recommends a data item to be made an analysis target.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: November 30, 2021
    Assignee: Hitachi, Ltd.
    Inventors: Yuko Yamashita, Tsuyoshi Minakawa, Tomoe Tomiyama, Kenji Kawasaki, Hidenori Yamamoto, Takeshi Handa, Takashi Tsuno, Hiroyuki Hirata
  • Publication number: 20210003409
    Abstract: When input information including starting point information and destination information are input, this transport navigation system searches for a route for traveling from the starting point to the destination by a train of a transportation means on the basis of the input information, and outputs travel route information about the travel route obtained. The transport navigation system includes: a storage unit which stores the input information, an actual timetable including actual operation of the train, and a software program; and a CPU which executes the software program with reference to the input information and the actual timetable. The CPU calculates, on the basis of the actual timetable and the input information, the travel route from the starting point to the destination and a statistical amount about a travel time according to the travel route, and generate travel route information on the basis of the travel route and the statistical amount.
    Type: Application
    Filed: March 15, 2019
    Publication date: January 7, 2021
    Inventors: Ryota UEMATSU, Keiji KIMURA, Tsuyoshi MINAKAWA, Miki YONEHARA
  • Publication number: 20200357091
    Abstract: The present invention makes it possible to supply transportation capacity suitable for movement demand in numerous circumstances.
    Type: Application
    Filed: October 4, 2018
    Publication date: November 12, 2020
    Inventors: Tsuyoshi MINAKAWA, Keiji KIMURA, Tatsuhiro SATOU, Michi KARIATSUMARI, Claudio GIORGIANNI
  • Publication number: 20190197047
    Abstract: A data analysis support apparatus includes: a relationship network generation section that analyzes a relationship between operating systems, a relationship between operation data tables, a relationship between data items possessed by the operation data tables and a relationship between data values possessed by records of the operation data tables and stores them, as a relationship network; a data item classification section that classifies data items that become a data analysis target into a first data type based on an actual value and a second data type based on a planned value or a pre-definition; an analysis data table generation section that generates and accumulates an analysis data table to be used for data analysis; a data model generation section that generates, as a data model, a data item group that allows data analysis in combination; and an analysis target item presentation section that recommends a data item to be made an analysis target.
    Type: Application
    Filed: July 21, 2017
    Publication date: June 27, 2019
    Inventors: Yuko YAMASHITA, Tsuyoshi MINAKAWA, Tomoe TOMIYAMA, Kenji KAWASAKI, Hidenori YAMAMOTO, Takeshi HANDA, Takashi TSUNO, Hiroyuki HIRATA
  • Patent number: 10317203
    Abstract: A dimension measuring apparatus for measuring a dimension between a first data contour which is an evaluation reference of a pattern to be evaluated and a second data contour which is the pattern to be evaluated generates first correspondence information between a point on the first data contour and a point on the second data contour, determines consistency of a correspondence included in the first correspondence information, corrects an inconsistent correspondence, and generates second correspondence information, when associating a point on the first contour data and a point on the second contour data with each other.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: June 11, 2019
    Assignee: HITACHI HIGH-TECHNOLOGIES CORPORATION
    Inventors: Tsuyoshi Minakawa, Yasutaka Toyoda
  • Patent number: 10223784
    Abstract: A pattern evaluation device of the present invention includes a model estimation unit that estimates a model caused by a manufacturing method on the basis of an inspection image, a deformation amount estimation unit that estimates a deformation amount of the inspection image by using the estimated model, a reference data deformation unit that deforms reference data by using the estimated deformation amount, and an evaluation unit that performs an evaluation process by comparing the reference data which is deformed by the reference data deformation unit with the inspection image.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: March 5, 2019
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Hiroyuki Ushiba, Tsuyoshi Minakawa
  • Patent number: 9858659
    Abstract: Provided is a pattern inspecting and measuring device that decreases the influence of noise and the like and increases the reliability of an inspection or measurement result during inspection or measurement using the position of an edge extracted from image data obtained by imaging a pattern as the object of inspection or measurement. For this purpose, in the pattern inspecting and measuring device in which inspection or measurement of an inspection or measurement object pattern is performed using the position of the edge extracted, with the use of an edge extraction parameter, from the image data obtained by imaging the inspection or measurement object pattern, the edge extraction parameter is generated using a reference pattern having a shape as an inspection or measurement reference and the image data.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: January 2, 2018
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Tsuyoshi Minakawa, Takashi Hiroi, Takeyuki Yoshida, Taku Ninomiya, Takuma Yamamoto, Hiroyuki Shindo, Fumihiko Fukunaga, Yasutaka Toyoda, Shinichi Shinoda
  • Patent number: 9830705
    Abstract: Provided are an image evaluation method and an image evaluation apparatus to evaluate a two-dimensional shape and a change in shape of a pattern side wall of a semiconductor pattern based on a SEM image, thus estimating an exposure condition. To this end, a method and a device include a storage unit that stores a model indicating a relationship between a feature amount that is obtained by creating a plurality of outlines from a SEM image and an exposure condition, and outline creation parameter information corresponding to the model; an outline creation unit that creates a plurality of outlines from a SEM image using the outline creation parameter information; and an estimation unit that uses a feature amount that is found based on the plurality of outlines created by the outline creation unit and the model to find an exposure condition.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: November 28, 2017
    Assignee: HITACHI HIGH-TECHNOLOGIES CORPORATION
    Inventors: Shinichi Shinoda, Yasutaka Toyoda, Tsuyoshi Minakawa, Ryoichi Matsuoka
  • Publication number: 20160063690
    Abstract: A pattern evaluation device of the present invention includes a model estimation unit that estimates a model caused by a manufacturing method on the basis of an inspection image, a deformation amount estimation unit that estimates a deformation amount of the inspection image by using the estimated model, a reference data deformation unit that deforms reference data by using the estimated deformation amount, and an evaluation unit that performs an evaluation process by comparing the reference data which is deformed by the reference data deformation unit with the inspection image.
    Type: Application
    Filed: January 27, 2014
    Publication date: March 3, 2016
    Inventors: Hiroyuki USHIBA, Tsuyoshi MINAKAWA
  • Publication number: 20150287201
    Abstract: Provided are an image evaluation method and an image evaluation apparatus to evaluate a two-dimensional shape and a change in shape of a pattern side wall of a semiconductor pattern based on a SEM image, thus estimating an exposure condition. To this end, a method and a device include a storage unit that stores a model indicating a relationship between a feature amount that is obtained by creating a plurality of outlines from a SEM image and an exposure condition, and outline creation parameter information corresponding to the model; an outline creation unit that creates a plurality of outlines from a SEM image using the outline creation parameter information; and an estimation unit that uses a feature amount that is found based on the plurality of outlines created by the outline creation unit and the model to find an exposure condition.
    Type: Application
    Filed: February 12, 2013
    Publication date: October 8, 2015
    Inventors: Shinichi Shinoda, Yasutaka Toyoda, Tsuyoshi Minakawa, Ryoichi Matsuoka
  • Publication number: 20150228063
    Abstract: Provided is a pattern inspecting and measuring device that decreases the influence of noise and the like and increases the reliability of an inspection or measurement result during inspection or measurement using the position of an edge extracted from image data obtained by imaging a pattern as the object of inspection or measurement. For this purpose, in the pattern inspecting and measuring device in which inspection or measurement of an inspection or measurement object pattern is performed using the position of the edge extracted, with the use of an edge extraction parameter, from the image data obtained by imaging the inspection or measurement object pattern, the edge extraction parameter is generated using a reference pattern having a shape as an inspection or measurement reference and the image data.
    Type: Application
    Filed: October 11, 2013
    Publication date: August 13, 2015
    Inventors: Tsuyoshi Minakawa, Takashi Hiroi, Takeyuki Yoshida, Taku Ninomiya, Takuma Yamamoto, Hiroyuki Shindo, Fumihiko Fukunaga, Yasutaka Toyoda, Shinichi Shinoda
  • Patent number: 8953868
    Abstract: A defect inspection method comprising: picking up an image of a subject under inspection to thereby acquire an inspection image; extracting multiple templates corresponding to multiple regions, respectively from design data of the subject under inspection; finding a first misregistration amount between the inspection image and the design data using a first template as any one template selected from among the plural templates; finding a second misregistration amount between the inspection image and the design data using a second template other than the first template, the second template being selected from among the plural templates, and the first misregistration-amount; and converting the design data, misregistration thereof being corrected using the first misregistration-amount, and the second misregistration-amount, into a design data image, and comparing the design data image with the inspection image to thereby detect a defect of the subject under inspection.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: February 10, 2015
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Shinya Murakami, Chie Shishido, Takashi Hiroi, Taku Ninomiya, Tsuyoshi Minakawa, Atsushi Miyamoto