Patents by Inventor Daisuke Hashimoto

Daisuke Hashimoto 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: 20220147471
    Abstract: A memory system includes an interface circuit configured to connect to a host device, a controller electrically connected to the interface circuit, and a nonvolatile semiconductor memory electrically connected to the controller. The controller is configured to transmit a first response in response to a power supplied from the host device via the interface circuit, upon receipt of a first command from the host device after transmitting the first response, determine a status of data stored in the nonvolatile semiconductor memory, and transmit to the host device a second response including the determined status of the data stored in the nonvolatile semiconductor memory.
    Type: Application
    Filed: January 24, 2022
    Publication date: May 12, 2022
    Inventor: Daisuke HASHIMOTO
  • Patent number: 11308717
    Abstract: An object detection device includes a processor configured to calculate, for each of a plurality of regions in a detection range of the sensor represented in the newest sensor signal among a plurality of sensor signals in time-series acquired by a sensor, a confidence indicating a degree of certainty that an object to be detected is represented in the region; track a first object which has been detected, to detect, in the newest sensor signal, a passed region through which the first object has passed; control, for each of the plurality of regions in the newest sensor signal, a confidence threshold according to whether or not the region is included in the passed region, and detect a second object in a region, among the plurality of regions, with respect to which the confidence for the second object is equal to or higher than the confidence threshold.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: April 19, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Daisuke Hashimoto, Satoshi Takeyasu, Kota Hirano
  • Patent number: 11301373
    Abstract: A storage device includes a nonvolatile memory including a plurality of physical blocks, a communication interface connectable to a host, and a controller. The controller is configured to generate metadata of host data, which include user data and metadata of the user data, and write, in a physical block of the nonvolatile memory, the metadata of the host data, the metadata of the user data, and the user data continuously in this order, when the host data are received through the communication interface in association with a write command.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: April 12, 2022
    Assignee: KIOXIA CORPORATION
    Inventors: Daisuke Hashimoto, Shigehiro Asano, Katsuhiko Ueki, Mark Hayashida
  • Patent number: 11257239
    Abstract: An image selection device includes a processor configured to: input, for each of a series of images acquired from a camera mounted on a vehicle, the image to a classifier to detect a region including an object represented on the image; track the detected object over the series of images; and select, when a period in which the detected object can be tracked is equal to or more than a predetermined period, and a size of a region including the detected object in any one image during the period in which the object can be tracked is equal to or more than a predetermined size threshold value, among the series of images, an image immediately before the period in which the object can be tracked, or an image in which the tracked object is not represented during the period in which the object can be tracked.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: February 22, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Satoshi Takeyasu, Daisuke Hashimoto, Kota Hirano
  • Patent number: 11231856
    Abstract: A memory system includes a memory device including a controller, a nonvolatile memory including physical blocks, a physical block being a unit of data erasure, and a volatile memory that stores block mapping data that maps each physical block to a free or an active physical block and indicates an erase count thereof. The memory system further includes a host device configured to receive the block mapping data from the memory device, compare a first erase count of a free physical block with a second erase count of an active physical block and determine whether a predetermined condition is met, and upon determining that the predetermined condition is met, cause the controller to copy data in the active physical block to the free physical block, and cause the controller to update the block mapping data to remap the active and free physical blocks to free and active physical blocks, respectively.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: January 25, 2022
    Assignee: KIOXIA CORPORATION
    Inventor: Daisuke Hashimoto
  • Publication number: 20210373779
    Abstract: According to the embodiments, a nonvolatile memory device is configured to store a normal operating system, and store a bootloader. A host device is capable of initiating the normal operating system by using the bootloader. The host device is configured to determine whether a first condition is established based on information obtained from the nonvolatile memory device; and rewrite, when determined the first condition is established, the bootloader so that an emergency software is initiated when booting the host device. The emergency software is executed on the host device. The host device is capable of issuing only a read command to the nonvolatile memory device under a control of the emergency software.
    Type: Application
    Filed: August 17, 2021
    Publication date: December 2, 2021
    Applicant: Toshiba Memory Corporation
    Inventor: Daisuke HASHIMOTO
  • Publication number: 20210376500
    Abstract: A terminal-attached electric wire includes: an insulated electric wire which includes a core wire and an insulating material covering the periphery of the core wire; a terminal fitting electrically connected to the core wire at the end of the insulated electric wire; and an adhesive tube covering the end of the insulating material. The terminal-attached electric wire includes a molding portion formed to cover a region extending from a core wire-connected portion of the terminal fitting which is connected to the core wire to a middle portion in an axial direction of the adhesive tube. The outer peripheral surface of the adhesive tube is adhered to the inner peripheral surface of the molding portion. The inner peripheral surface of the adhesive tube is adhered to the outer peripheral surface of the insulating material.
    Type: Application
    Filed: November 9, 2018
    Publication date: December 2, 2021
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Mitsuru HIROSE, Koji FUKUMOTO, Daisuke HASHIMOTO, Tetsuya NAKAMURA, Kazuo NAKASHIMA, Shigeyuki TANAKA, Taro FUJITA, Shinya NISHIKAWA
  • Patent number: 11173513
    Abstract: The purpose of the present invention is to provide a surface treatment device and a paddle with improved strength and uniform plating thickness by uniformly stirring surface treatment solution near an object to be plated. Also, the purpose of the present invention is to provide a surface treatment method capable of stirring for a long period of time, by uniformizing plating thickness, and by improving a strength of a paddle.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: November 16, 2021
    Assignee: C. Uyemura & Co., Ltd.
    Inventors: Tomoji Okuda, Daisuke Matsuyama, Masayuki Kiso, Daisuke Hashimoto, Akira Okada, Keita Taniguchi
  • Patent number: 11176416
    Abstract: A perception device includes: a first neural network that performs a common process associated with perception of an object and thus outputs results of the common process; a second neural network that receives an output of the first neural network and outputs results of a first perception process of perceiving the characteristics of the object with a first accuracy; and a third neural network that receives the output of the first neural network and intermediate data which is generated by the second neural network in the course of the first perception process and outputs results of a second perception process of perceiving the characteristics of the object with a second accuracy which is higher than the first accuracy.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: November 16, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Daisuke Hashimoto
  • Patent number: 11170272
    Abstract: An object detection device calculates, for each of images acquired in time-series, a confidence score of each of a plurality of types of an object to be detected for each of a plurality of regions on the image, detects the type of the object corresponding to the confidence score in a region in which the confidence score is equal to or higher than a confidence threshold of the type for each of the images, tracks the detected object, counts a frequency of occurrence for each type of the detected object in a period in which the detected object is tracked, and updates the confidence threshold in such a way that the confidence threshold of a type having a higher frequency of occurrence is lower than the confidence threshold of a type having a lower frequency of occurrence.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: November 9, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Daisuke Hashimoto, Satoshi Takeyasu
  • Publication number: 20210334207
    Abstract: According to one embodiment, an information processing device includes a nonvolatile memory, assignment unit, and transmission unit. The assignment unit assigns logical address spaces to spaces. Each of the spaces is assigned to at least one write management area included in a nonvolatile memory. The write management area is a unit of an area which manages the number of write. The transmission unit transmits a command for the nonvolatile memory and identification data of a space assigned to a logical address space corresponding to the command.
    Type: Application
    Filed: July 9, 2021
    Publication date: October 28, 2021
    Inventors: Shinichi Kanno, Daisuke Hashimoto
  • Publication number: 20210312198
    Abstract: An apparatus for identifying the state of a signal light includes a processor configured to input time series images into a first classifier to detect object regions each including a vehicle equipped with a signal light in the respective images, the first classifier having been trained to detect the vehicle; chronologically input characteristics obtained from pixel values of the object regions detected in the respective images into a second classifier to calculate confidence scores of possible candidate states of the signal light of the vehicle, the second classifier having a recursive structure or performing a convolution operation in a temporal direction; and identify the state of the signal light, based on the preceding state of the signal light, information indicating whether transitions between the candidate states of the signal light are allowed, and the confidence scores of the respective candidate states.
    Type: Application
    Filed: March 29, 2021
    Publication date: October 7, 2021
    Inventor: Daisuke HASHIMOTO
  • Publication number: 20210309218
    Abstract: An apparatus for detecting an inclination angle includes a processor configured to input an image generated by a camera into a first classifier that has been trained to detect a two-wheeler, thereby detecting an object region including the two-wheeler in the image; rotate the object region by predetermined different angles to define characteristic regions as respective rotated regions; cut out the characteristic regions from the image; and detect a width of the two-wheeler in each of the characteristic regions and detects a rotation angle relative to the image as the inclination angle of the two-wheeler to the normal of the ground, based on rotation angles of the respective characteristic regions relative to the image and widths of the two-wheeler in the respective characteristic regions, the rotation angle minimizing the width of the two-wheeler.
    Type: Application
    Filed: April 1, 2021
    Publication date: October 7, 2021
    Inventor: Daisuke HASHIMOTO
  • Publication number: 20210312199
    Abstract: An apparatus for identifying the state of an object includes a processor configured to input, every time obtaining an image from a camera, the image into a first classifier to detect, for each of one or more predetermined objects represented in the image, an object region including the object; determine a predicted object region in a subsequent image to be obtained from the camera for an object whose position in the subsequent image is predictable; and input characteristics into a second classifier to identify the state of an object involving time-varying changes in outward appearance. When the object has a predicted object region, the characteristics are obtained from pixel values of the predicted object region in the subsequent image. On the other hand, when the object does not have a predicted object region, the characteristics are obtained from pixel values of the object region detected from the subsequent image.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 7, 2021
    Inventors: Daisuke HASHIMOTO, Ryusuke KURODA
  • Publication number: 20210309214
    Abstract: A vehicle controller includes a processor configured to detect an object region including another vehicle near a vehicle from each of time series images obtained by a camera mounted on the vehicle; detect a predetermined action taken by the other vehicle, based on a trajectory of the other vehicle estimated from the object region of each image; identify the state of a signal light of the other vehicle, based on characteristics obtained from pixel values of the object region of each image; extract information indicating characteristics of an action of the other vehicle or the state of a signal light at the predetermined action taken by the other vehicle, based on the predetermined action detected in a tracking period and the state of the signal light related to the predetermined action; and predict behavior of the other vehicle, using the extracted information.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 7, 2021
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATION
    Inventors: Daisuke HASHIMOTO, Ryusuke KURODA, Tetsuro SUGIURA, Hitoshi KAMADA
  • Publication number: 20210309229
    Abstract: A vehicle system includes an electronic control unit. The electronic control unit is configured to execute a first program, a second program, and a third program. The first program is configured to recognize an object present around a vehicle, the second program is configured to store information related to the recognized object as time-series map data, and the third program is configured to predict a future position of the object based on the stored time-series map data. The first program and the third program are configured to be (i) first, individually optimized based on first training data corresponding to output of the first program and second training data corresponding to output of the third program, and (ii) then, collectively optimized based on the second training data corresponding to the output of the third program.
    Type: Application
    Filed: June 18, 2021
    Publication date: October 7, 2021
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventor: Daisuke Hashimoto
  • Patent number: 11138451
    Abstract: A training image selection system 1, 1? comprises: an imaging device 21, 22 capturing an outside of a host vehicle to generate images, a storage device 32 storing the images generated by the imaging device, a detecting part 34 configured to detect operation of signaling lights of the host vehicle, and an image selecting part 35 configured to select training images from the images generated by the imaging device. If the detecting part detects operation of signaling lights, the image selecting part is configured to select images generated at timings within a predetermined range from when operation of signaling lights is detected, as training images.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: October 5, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Satoshi Takeyasu, Daisuke Hashimoto, Kota Hirano
  • Publication number: 20210303460
    Abstract: A storage system includes a host including a processor and a memory unit, and a storage device including a controller and a non-volatile memory unit. The processor is configured to output a write command, write data, and size information of the write data, to the storage device, the write command that is output not including a write address. The controller is configured to determine a physical write location of the non-volatile memory unit in which the write data are to be written, based on the write command and the size information, write the write data in the physical write location of the non-volatile memory unit, and output the physical write location to the host. The processor is further configured generate, in the memory unit, mapping information between an identifier of the write data and the physical write location.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 30, 2021
    Inventor: Daisuke HASHIMOTO
  • Publication number: 20210295058
    Abstract: An apparatus for identifying the state of an object inputs time series images into a first classifier to detect an object region including a predetermined object from each image, determines whether the region of each image is in a mixed state in which the region includes another object other than the object, chronologically inputs characteristics obtained from pixel values of the region of each image into a second classifier having a recursive structure, and applies a recursively used internal state of the second classifier stored in a memory to the second classifier, identifying the state of the object involving time-varying changes in outward appearance. The apparatus rejects the latest internal state when the region of each image is in the mixed state. The apparatus updates the internal state stored in the memory with this latest internal state when the region is not in the mixed state.
    Type: Application
    Filed: March 22, 2021
    Publication date: September 23, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Daisuke HASHIMOTO
  • Patent number: 11119661
    Abstract: According to the embodiments, a nonvolatile memory device is configured to store a normal operating system, and store a bootloader. A host device is capable of initiating the normal operating system by using the bootloader. The host device is configured to determine whether a first condition is established based on information obtained from the nonvolatile memory device; and rewrite, when determined the first condition is established, the bootloader so that an emergency software is initiated when booting the host device. The emergency software is executed on the host device. The host device is capable of issuing only a read command to the nonvolatile memory device under a control of the emergency software.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: September 14, 2021
    Assignee: Toshiba Memory Corporation
    Inventor: Daisuke Hashimoto