Patents by Inventor Shintaro Yoshizawa

Shintaro Yoshizawa 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: 20240193952
    Abstract: An information output system according to this embodiment includes: image acquisition means for acquiring an image of a work space including an AGV, a plurality of components, and a worker; determination means for determining a component to be mounted to the AGV based on mobile object information and the like indicating the AGV shown in the acquired image; and image projection means for projecting a projection image including a reference projection image and the like indicating the component determined to be mounted to the AGV, in which: the determination means generates a layout for changing a position of a component based on an analysis of a flow line along which the worker moves in the work space; and the image projection means projects a projection image indicating the changed position of the component in the layout.
    Type: Application
    Filed: November 27, 2023
    Publication date: June 13, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tooru Hirai, Shintaro Yoshizawa
  • Publication number: 20240085886
    Abstract: A work status monitoring system includes: an event detection unit configured to detect a plurality of events that have occurred in a work area; a network generation unit configured to generate an event network composed of a plurality of nodes indicating the plurality of events detected by the event detection unit and a plurality of edges indicating an order of generation of the plurality of nodes; an adjustment unit configured to adjust a resolution of the event network generated by the network generation unit to a specified resolution; a conversion unit configured to convert the event network of which the resolution has been adjusted by the adjustment unit into information indicating a relationship of an order of occurrences of a plurality of events; and an output unit configured to output a result of the conversion by the conversion unit.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 14, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shintaro YOSHIZAWA
  • Publication number: 20240075623
    Abstract: A remote control system includes: a recognition unit configured to recognize, based on a shot image objects that can be grasped; an image adjustment unit configured to cause an imaging unit to shoot, when a part of an area of a shot image designated by handwritten information is a predetermined outer peripheral area of the shot image, an image of a second predetermined area including the part of the area of the shot image designated by the handwritten information and an area adjacent to the first predetermined area, and cause the operation terminal to display the shot image of the second predetermined area; and an estimation unit configured to estimate an object to be grasped which has been requested to be grasped and estimate a content of a motion with regard to the object to be grasped which is requested to be performed by the device to be operated.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 7, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuka IWANAGA, Takashi Yamamoto, Takemitsu Mori, Masayoshi Tsuchinaga, Shintaro Yoshizawa
  • Publication number: 20240075628
    Abstract: A remote control system includes: a recognition unit configured to recognize, based on a shot image, objects that can be grasped, and movable and immovable areas of a device to be operated; an operation terminal configured to receive handwritten information; and an estimation unit configured to estimate an object to be grasped requested to be grasped and estimate a content of a motion with regard to the object to be grasped which is requested to be performed by the device to be operated, in which the estimation unit estimates, a conveyance route positioned in the movable area of the device to be operated among the conveyance routes as a moving route of the device to be operated and estimates a conveyance route positioned in the immovable area of the device to be operated as a moving route of an end effector that grasps the object to be grasped.
    Type: Application
    Filed: August 25, 2023
    Publication date: March 7, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIK! KAISHA
    Inventors: Yuka IWANAGA, Takashi YAMAMOTO, Takemitsu MORI, Masayoshi TSUCHINAGA, Shintaro YOSHIZAWA
  • Publication number: 20230418270
    Abstract: An area management system includes an acquisition unit configured to acquire information on a mobile history of at least one mobile object that moves in a management target area, a statistical processing unit configured to generate a distribution of existence probability of the at least one mobile object in a management target area by performing statistical processing on information on a mobile history of the at least one mobile object, and an area definition unit configured to define a predetermined area included in the management target area together with an area attribute of the predetermined area, based on the distribution of existence probability of the at least one mobile object in the management target area.
    Type: Application
    Filed: April 11, 2023
    Publication date: December 28, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hisataka YUASA, Kazuhiro SHINTANI, Shintaro YOSHIZAWA, Masayoshi TSUCHINAGA, Yuto MORI, Takayuki KANAI
  • Publication number: 20230419664
    Abstract: The cause tracking system according to the present disclosure includes: an event detecting unit that detects a new event occurring in a management target area; a recording unit that records an event detected in the past by the event detecting unit; a calculating unit that calculates a degree of association between the new event and a past event recorded in the recording unit; a recording control unit that causes the recording unit to record the new event as a past event in association with information on a past event in which the degree of association with the new event is equal to or greater than a threshold among past events recorded in the recording unit; and an output unit that reads out, from the recording unit, the designated event among the past events recorded in the recording unit and the other past events related to the designated event.
    Type: Application
    Filed: April 11, 2023
    Publication date: December 28, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuto MORI, Shintaro YOSHIZAWA, Kazuhiro SHINTANI, Masayoshi TSUCHINAGA, Hisataka YUASA, Takayuki KANAI
  • Publication number: 20230133242
    Abstract: A work assignment status monitoring system includes an acquisition unit configured to acquire information about one or more work areas, a monitoring target detection unit configured to detect a monitoring target and define a first monitoring target area where the monitoring target is positioned, a first determination unit configured to determine whether or not the monitoring target has performed a work assignment in the one or more work areas based on a presence or absence of interference with the one or more work areas by the first monitoring target area, an information generation unit configured to generate information about the work assignment in the one or more work areas performed by the monitoring target based on a result of the determination made by the first determination unit, and an output unit configured to output information about the work assignment performed by the monitoring target.
    Type: Application
    Filed: October 26, 2022
    Publication date: May 4, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shintaro YOSHIZAWA, Takayuki KANAI, Kazuhiro SHINTANI, Hideki KAJIMA, Masayoshi TSUCHINAGA, Yuto MORI, Hisataka YUASA
  • Patent number: 11484225
    Abstract: 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.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: November 1, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shintaro Yoshizawa, Hitoshi Yamada, Alvaro Costa Garcia, Hiroshi Yamasaki, Matti Sakari Itkonen, Shingo Shimoda
  • Publication number: 20220283585
    Abstract: A transport management system includes: a reception section that receives p transport task information pieces indicating transport tasks, each of which has a point of origin and a point of destination; a linkage section that generates q (q<p) linked-tasks information pieces by linking the p transport task information pieces; and an assignment section that assigns the q linked-tasks information pieces to q transport robots, respectively. The linkage section generates the q linked-tasks information pieces such that a total travel distance becomes shorter, the total travel distance being the sum of travel distances of the q transport robots, the travel distances being required for the q transport robots to carry out the q linked-tasks information pieces, respectively.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 8, 2022
    Inventor: Shintaro YOSHIZAWA
  • Publication number: 20220274590
    Abstract: A transport planning system includes a grouping unit configured to, based on transport path information, feature each of transport requests each including information on a set of start node and end node by using at least one of (a) a quantity that leads to values apart from each other for transport requests at locations apart from each other and (b) a quantity that leads to values close to each other for transport requests of which transport paths for automated guided vehicles overlap, and group the transport requests based on the featured quantities, an assigning unit configured to assign the grouped set of transport requests to each automated guided vehicle, and a planning unit configured to make a plan for causing each automated guided vehicle to travel based on the assigned set of transport requests such that the automated guided vehicles do not collide with each other.
    Type: Application
    Filed: February 15, 2022
    Publication date: September 1, 2022
    Inventors: Yohei MORIKUNI, Shintaro YOSHIZAWA
  • Publication number: 20220160923
    Abstract: The information processing system includes a classification unit, an acquisition unit, a selection unit, an evaluation unit, and a generation unit. The classification unit classifies a plurality of fragrances into segments defined corresponding to a combination of one of first classification items on a first classification axis with one of second classification items on a second classification axis. The acquisition unit accepts input of information related to the first classification axis from the target person. The selection unit determines one of the first classification items based on the information and selects a fragrance for evaluation from each of segments that correspond to the first classification item and whose second classification items differ from each other. The evaluation unit acquires, for each of the fragrances for evaluation, evaluation information of a scent from the target person.
    Type: Application
    Filed: November 22, 2021
    Publication date: May 26, 2022
    Inventors: Kiyomi SAKAKIBARA, Shintaro Yoshizawa, Yuhei Yamaguchi
  • Patent number: 11188811
    Abstract: A communication apparatus that can improve communication quality is provided. A communication apparatus including a face unit for achieving a configuration simulating right and left eyes by a mechanical movement or a display. The communication apparatus includes a detection unit configured to detect a distance to and a direction of a communication partner, and a control unit configured to control the mechanical movement or the display of the configurations in such a way that viewpoints of the right and left eyes are directed to the distance and the direction detected by the detection unit.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: November 30, 2021
    Assignee: TOYOTA JIDOSHA KABUSHTKI KAISHA
    Inventors: Mina Funazukuri, Wataru Kaku, Shintaro Yoshizawa
  • Patent number: 11167418
    Abstract: An operation planning apparatus 1 of a robot 100 includes a non-interference path generation unit 3 and a time determination unit 5 configured to generate a time-space path. The time determination unit 5 includes a temporary time setting unit 8 configured to set, for each main point, temporary time in such a way that an operation speed does not exceed a maximum allowable speed between the plurality of main points; and a temporary time adjustment unit 9 configured to spatially smooth the spatial smoothing path in a first smoothing range that includes the main point using a mollifier function, and prolong, if the operation speed exceeds the maximum allowable acceleration in the first smoothing range, the temporary time of the plurality of main points after the main point in such a way that the operation speed does not exceed the maximum allowable acceleration in the first, smoothing range.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: November 9, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shintaro Yoshizawa
  • Patent number: 11117261
    Abstract: An operation processor of the motion trajectory generation apparatus specifies the target object by extracting first point cloud data that corresponds to the target object from a depth image in the vicinity of the target object acquired by a depth image sensor, excludes the first point cloud data from second point cloud data, which is point cloud data in the vicinity of the target object, in the depth image, estimates, using the second point cloud data after the first point cloud data has been excluded, third point cloud data, which is point cloud data that corresponds to an obstacle that is present in a spatial area from which the first point cloud data is excluded in the depth image, and supplements the estimated third point cloud data in the spatial area from which the first point cloud data is excluded, and generates the plan of the motion trajectory.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: September 14, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuto Mori, Shintaro Yoshizawa
  • Publication number: 20210174538
    Abstract: A control apparatus capable of efficiently detecting a target object even when the target object is shielded by other objects is provided. An object recognition unit 114 recognizes a target object 80 present in a 3D environment 4 by using measurement data acquired from a sensor 12. An information generation unit 116 generates 3D environmental information by integrating a plurality of measurement data. A position determination unit 120 determines an optimal position of the sensor 12 for performing the next measurement. A sensor control unit 140 moves the sensor 12 to the determined optimal position. The position determination unit 120 determines, by using the 3D environmental information, a position of the sensor 12 where the sensor 12 can take an image in which a size of an area shielded by at least one first object is larger as the optimal position.
    Type: Application
    Filed: February 23, 2021
    Publication date: June 10, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kei YOSHIKAWA, Shintaro YOSHIZAWA, Yuto MORI
  • Patent number: 10957067
    Abstract: A control apparatus capable of efficiently detecting a target object even when the target object is shielded by other objects is provided. An object recognition unit 114 recognizes a target object 80 present in a 3D environment 4 by using measurement data acquired from a sensor 12. An information generation unit 116 generates 3D environmental information by integrating a plurality of measurement data. A position determination unit 120 determines an optimal position of the sensor 12 for performing the next measurement. A sensor control unit 140 moves the sensor 12 to the determined optimal position. The position determination unit 120 determines, by using the 3D environmental information, a position of the sensor 12 where the sensor 12 can take an image in which a size of an area shielded by at least one first object is larger as the optimal position.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: March 23, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kei Yoshikawa, Shintaro Yoshizawa, Yuto Mori
  • Patent number: 10861445
    Abstract: An interactive apparatus includes: acquisition means for acquiring profile information in which a topic in a user's speech and the number of predetermined parts of speech of words included in the speech are associated with each other; topic selection means for setting the probability that the topic is selected in such a way that topics whose numbers of predetermined parts of speech are larger are selected with a higher probability from among topics set in the profile information based on the profile information acquired by the acquisition means, and selecting the topic in accordance with the probability of the selection that has been set; and response generation means for generating a response to the user based on the topic that has been selected by the topic selection means.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: December 8, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Mina Funazukuri, Shintaro Yoshizawa
  • Patent number: 10783218
    Abstract: The present disclosure is applied to a variable group calculation apparatus for calculating an undetermined variable group that simultaneously minimizes a difference value and a data value. The difference value is a difference between an added composite value, which is obtained by adding and combining the undetermined variable group and a dictionary data group, and an observation data group. The data value includes the difference value and a regularization term of the undetermined variable group. The variable group calculation apparatus of the present disclosure includes a convolution unit configured to convert the regularization term to a convolution value for an L1 norm using the undetermined variable group and a mollifier function, and a calculation unit configured to perform the calculation using the regularization term, which is converted to the convolution value by the convolution unit.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: September 22, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shintaro Yoshizawa, Norimasa Kobori
  • Patent number: 10778902
    Abstract: An information acquisition unit acquires three-dimensional environmental information from a three-dimensional environmental information storage unit. A placement region detection unit uses the three-dimensional environmental information to detect a placement region where a target object is placed. A calculation unit calculates a size of a placement region in an image including the placement region. A viewpoint position determination unit determines, among a plurality of sensor positions where a sensor photographing the image related to image data can be placed, a sensor position where the placement region is larger than the placement region in the case of using image data of another sensor position, as an optimal viewpoint position. A sensor position control unit performs control so as to move the sensor to the optimal viewpoint position, and then performs control so as to start a search for the target object.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: September 15, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuto Mori, Shintaro Yoshizawa, Kei Yoshikawa
  • Patent number: 10762329
    Abstract: An Inter-object relation recognition apparatus includes: a first learning device receiving an image, and outputting a first feature amount of the image; a second learning device receiving the first feature amount, outputting a second feature amount, and having a plurality of storage units holding internal states for predetermined steps; a triplet unit having a plurality of triplet-units, the triplet-units receiving the second feature amount, recognizing first to third elements, and constituted of first to third recognition units outputting probability information. The triplet unit selects at least one combination of the first to third elements, based on the probability information of the first to third elements output from the first to third recognition units of each of the triplet units, from the combinations of the first to third elements output from each of the triplet units, and recognizes and outputs the combination as a relation between objects.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: September 1, 2020
    Assignees: Toyota Jidosha Kabushiki Kaisha, The University of Tokyo
    Inventors: Hideki Nakayama, Kento Masui, Shintaro Yoshizawa, Akiyoshi Ochiai