Patents Assigned to Hitachi, Ltd.
  • Publication number: 20200167092
    Abstract: To more effectively eliminate a resource imbalance among storage apparatuses, and shorten the time required for elimination in a computer system including a plurality of storage apparatuses and a computer. In a computer system including a plurality of storage apparatuses that provide a volume to a computer and a storage management device that manages the plurality of storage apparatuses, in a case where there is an instruction to create a new volume, the storage management device compares a distribution of feature amounts of all volumes provided by each storage apparatus and a distribution of feature amounts of all volumes in a case of providing a newly created volume in each storage apparatus, and instructs a storage apparatus having a largest difference in the distributions of the feature amounts to create a volume.
    Type: Application
    Filed: August 28, 2019
    Publication date: May 28, 2020
    Applicant: Hitachi, Ltd.
    Inventors: Takaki Nakamura, Hideo Saito, Yoshinori Ohira, Azusa Jin
  • Publication number: 20200166327
    Abstract: Provided is a shape measurement system in order to perform three-dimensional measurement corresponding to a measurement object having various shapes, which includes a measurement probe, a probe tip unit, and a calculation unit. The probe tip unit includes an optical element that is configured to irradiate an object with measurement light, a fixing mechanism that is configured to fix to the measurement probe so as to be detachable and replaceable, and a cylindrical unit that is configured to lock the optical element and is provided with the fixing mechanism.
    Type: Application
    Filed: November 25, 2019
    Publication date: May 28, 2020
    Applicant: HITACHI, LTD.
    Inventors: Tatsuo HARIYAMA, Masahiro WATANABE, Atsushi TANIGUCHI, Kenji MARUNO
  • Publication number: 20200169480
    Abstract: A cloud service setting device and method are capable of suppressing wasteful expenditure of a cloud service for a period of time in the future and performing seamlessly setting switching to a best cloud service. A setting device for selecting an appropriate cloud service from a plurality of cloud services based on a user request and setting the selected cloud service, includes: a storage device storing a cost for functions and services for the plurality of cloud services and commands for setting the plurality of cloud services as cloud asset information; and a processing unit predicting a cost to occur in the future based on the stored cloud asset information and the user request, selects one cloud service based on the predicted cost and generates time and setting information including a setting command, and transmits the setting information to a relay device to be set according to the time information.
    Type: Application
    Filed: September 10, 2019
    Publication date: May 28, 2020
    Applicant: HITACHI, LTD.
    Inventor: Isao SHIMOKAWA
  • Patent number: 10666557
    Abstract: This invention aim to improves the flexibility of data flows management from sensor to cloud, datalake or other system, which can manage the overall data flows within the system and control them dynamically. As a result, it can reduce transmission cost and storage cost properly.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: May 26, 2020
    Assignee: HITACHI, LTD.
    Inventors: Yusuke Shomura, Joydeep Acharya, Sudhanshu Gaur
  • Patent number: 10664931
    Abstract: Proposed is a data analyzing system and method capable of performing highly reliable analytical processing which matches the actual situation. In a data analyzing device and method in which load data is classified into a plurality of clusters in consumer units based on the load data representing the power usage of each consumer for each unit time and the attribute information of each consumer, a diagnostic decision tree is generated for classifying the consumer into one of the clusters based on the attribute information of that consumer.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Tohru Watanabe, Kouichirou Iijima, Yu Ikemoto, Youichirou Morita, Mitsuyoshi Kondo
  • Patent number: 10665280
    Abstract: The information processing apparatus is provided with a plurality of spin units for storing spin states and searching for a predetermined state by updating a spin state of a spin unit based on spin states of other spin units. The information processing apparatus includes: a first semiconductor integrated circuit device in which a plurality of first spin units are formed; a second semiconductor integrated circuit device in which a second spin unit is formed; an inter-chip wire connecting the first semiconductor integrated circuit device and the second semiconductor integrated circuit device; and a transmitter connection unit connected to the inter-chip wire and simultaneously shared by the plurality of first spin units. The transmitter connection unit transmits a spin state of a spin unit of which the spin state is changed among the plurality of first spin units, to the second semiconductor integrated circuit device through the inter-chip wire.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: May 26, 2020
    Assignee: HITACHI, LTD.
    Inventors: Masato Hayashi, Masanao Yamaoka
  • Patent number: 10664193
    Abstract: A controller is configured to receive a write request from a host, and send an intermediate parity generation command corresponding to a specified address indicated by the write request to a first storage device in storage devices. The intermediate parity generation command instructs generation of an intermediate parity from new data at the specified address and old data that is updated to the new data. The intermediate parity generation command includes a first address in the memory area at which the new data is stored and a second address in the memory area for storing the intermediate parity. The first storage device is configured to receive the intermediate parity generation command, acquire the new data from the first address, generate the intermediate parity from the new data and the old data stored in the first storage device, and store the intermediate parity at the second address.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: May 26, 2020
    Assignee: HITACHI, LTD.
    Inventors: Kenta Shinozuka, Takahiko Takeda, Isamu Kurokawa, Sho Sawada
  • Patent number: 10660603
    Abstract: A streak image enhancing unit subjects an ultrasound image representing a blood vessel to processing using a two-dimensional filter that is longer in the long axis direction of the blood vessel than in the short axis direction thereof so as to enhance a streak image corresponding to the long axis direction. A trace line candidate extracting unit extracts from the ultrasound image with the enhanced streak image a plurality of trace line candidates on the basis of the output values of the two-dimensional filter. A trace line selecting unit selects two trace lines corresponding to the inner boundary of the tunica intima and the boundary between the tunica media and the tunica externa of the blood vessel out of the plurality of trace line candidates on the basis of an evaluation value relating to continuity acquired for each trace candidate.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: May 26, 2020
    Assignee: HITACHI, LTD.
    Inventor: Tomoaki Chono
  • Patent number: 10664496
    Abstract: A computer system, comprising a plurality of computers; and a management computer, wherein a plurality of data stores which store data obtained from a data source and having differing attributes, wherein the management computer has a request allocation unit and holds metadata management information. The request allocation unit is configured to: refer to the metadata management information to select a candidate data store based on analysis results of the data obtaining request including the time attribute of the requested data; determine whether the requested data can be obtained from the candidate data store; determine a data store to which to issue a request for obtaining the requested data; and issue the request to the determined data store.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Miyuki Hanaoka, Shinichi Kawamoto, Satoshi Katsunuma
  • Patent number: 10663399
    Abstract: An optical analysis apparatus, that irradiates a liquid sample with light and analyzes the sample, includes a measurement unit that measures the sample, a light source portion that emits light with which the sample is irradiated, and a light receiving portion that receives the light transmitted through the sample. The measurement unit includes a housing provided with an opening portion for flowing in and out of the sample, an accommodation region connected to the opening portion and provided inside the housing, a movable portion provided inside the accommodation region to be movable inside the accommodation region, an irradiation portion which receives the light emitted from the light source portion and in which an inside of the accommodation region is irradiated with the light, and a light collection portion which collects the light transmitted through the sample inside the accommodation region and outputs the light to the light receiving portion.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Takuya Kanbayashi, Shinichi Taniguchi, Akihiro Nojima
  • Patent number: 10664182
    Abstract: The storage system is capable of creating one or more virtual storage subsystems to which virtual resources having logically divided a processing capacity of the physical resources are allocated, and upon creating a virtual volume for receiving I/O requests from the host within the virtual storage subsystem, the virtual storage subsystem allocates the virtual resource to the virtual volume, and when an I/O request to the virtual volume is received from the host, performs processing related to the I/O request using the virtual resource having been allocated. According further to the storage system, after allocating the virtual resource to the virtual volume, the storage system raises a utilization rate of the virtual resource allocated to the virtual volume in a stepwise manner.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Yoshinori Oohira, Nobuhiro Maki, Wataru Okada, Tadashi Takeuchi, Sachie Tajima
  • Patent number: 10661101
    Abstract: A dose distribution calculation device of the invention is characterized by including: a beam information storing unit (a measured energy storing unit, a measured electric-charge storing unit, a measured beam-central axis storing unit), in which, when particle beam information of a particle beam generated by a particle beam therapy system is measured by a measuring device in confirmative radiation in which the particle beam is radiated to a phantom as a substitute for a treatment target, the thus-measured particle beam information is stored; and a total dose calculation unit for calculating a radiation dose distribution (a total dose distribution) on the basis of the measured particle beam information (a measured energy, a measured beam quantity (a measured number of electric charges), a measured position of beam central axis).
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Yusuke Sakamoto, Hiroshi Nishizawa, Masateru Hayashi, Tetsushi Azuma, Kazuo Yamamoto, Yukiko Hirano, Natsuko Maeda, Eri Hattori, Taizo Honda, Yasuto Kishii
  • Patent number: 10665381
    Abstract: An object of the present invention is to improve a mechanical strength and to ensure a low magnetic loss without using a supporting member even when amorphous ribbons are used for an inner core. To attain the object, a stationary induction apparatus core of the present invention includes an inner core formed from the amorphous ribbons and outer cores formed from silicon steel sheets, the outer cores being disposed on two sides of the inner core in a depth direction as opposed to a standing direction of the inner core in such a manner as to sandwich the inner core therebetween.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Chie Kobayashi, Naoyuki Kurita, Akira Yamagishi
  • Patent number: 10665382
    Abstract: A stationary induction apparatus includes a main body tank and a stationary induction apparatus main body. The main body is accommodated in the tank. An electrostatic shield ring is placed on the upper and lower end parts of a winding. An electrostatic shield ring has a magnetic ring and two insulating rings vertically fixing the magnetic ring for a spool. A conductive tape is laid on an insulating tape. These tapes are wound around the spool. An insulating tape is wound around the wound tapes. The width of the insulating tape is equal to or greater than the width of the conductive tape. One end of the conductive tape is connected to one end part of the winding and to the magnetic ring. A gap is provided at at least one place on the magnetic ring. The winding direction of the conductive tape is inverted at at least one place.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: May 26, 2020
    Assignee: Hitachi, Ltd.
    Inventors: Naoya Miyamoto, Yoshio Hamadate, Akira Yamagishi, Mao Kawamoto
  • Patent number: 10662059
    Abstract: The invention is to reduce non-uniformity of a processing shape over a wide range of a single field-of-view. The invention is directed to a method of processing micro electro mechanical systems with a first step and a second step in a processing apparatus including an irradiation unit that irradiates a sample with a charged particle beam, a shape measuring unit that measures a shape of the sample, and a control unit. In the first step, the irradiation unit irradiates a plurality of single field-of-view points with the charged particle beam in a first region of the sample, the shape measuring unit measures the shape of a spot hole formed in the first region of the sample, and the control unit sets, based on measurement results of the shape of the spot hole, a scan condition of the charged particle beam or a forming mask of the charged particle beam at each of the single field-of-view points.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: May 26, 2020
    Assignee: HITACHI, LTD.
    Inventors: Keiji Watanabe, Hiroyasu Shichi, Misuzu Sagawa, Toshiyuki Mine, Daisuke Ryuzaki
  • Publication number: 20200158579
    Abstract: The temperature evaluation system is provided with: a read-in device that acquires image data pertaining to the indicator; a storage device that stores the relationship between color density and temperature for each thermosensitive material; and a processing device provided with a color density estimation unit that estimates the color density of the thermosensitive material from the image data, a material identification unit that specifies the thermosensitive material used in the indicator, and a temperature estimation unit that selects, from among the relationships between color density and temperature for each thermosensitive material, the relationship between color density and temperature of the thermosensitive material specified by the material identification unit, and that estimates the highest temperature reached or the lowest temperature reached from the relationship between color density and temperature of the specified thermosensitive material and the color density estimated by the color density esti
    Type: Application
    Filed: March 7, 2018
    Publication date: May 21, 2020
    Applicant: HITACHI, LTD.
    Inventors: Yuya TOKUDA, Kohhei AIDA, Shunsuke MORI, Masahiro KAWASAKI
  • Publication number: 20200159180
    Abstract: Fail operational that can guarantee stability of control while suppressing cost increase is difficult. A control controller according to the present invention stores information necessary for recovery in a normal travel mode in time series in a backup, and thus control software can be recovered from the backup in real time if a failure occurs in the system.
    Type: Application
    Filed: June 15, 2017
    Publication date: May 21, 2020
    Applicant: Hitachi, Ltd.
    Inventors: Tasuku ISHIGOOKA, Yuki HORITA
  • Publication number: 20200159454
    Abstract: In a large-scale storage system configured by combining a plurality of storage modules, it is possible to improve a read performance for deduplicated data. A large-scale storage system includes a first storage module and a second storage module each connected to a computing machine, the first storage module and the second storage module being connected to each other by a network, the first controller determines whether second data that is same as first data requested to be written is already stored in the second storage module when the first storage module receives a write request from the computing machine, and the first controller determines whether to store the first data in the first storage medium or to refer to the second data in the second storage module in a case in which the second data is already stored in the second storage module.
    Type: Application
    Filed: August 27, 2019
    Publication date: May 21, 2020
    Applicant: Hitachi, Ltd.
    Inventors: Nobumitsu TAKAOKA, Tomohiro YOSHIHARA, Naoya OKADA
  • Publication number: 20200159605
    Abstract: It is detected whether write data has been correctly transmitted to a storage device under a protocol for directly connecting the storage device to a processor. An information processing system including: a processor; a memory; and a storage device, the processor first transmitting to the storage device, a command to invalidate data in a data area and which is designated by a write command, the storage device invalidating the data, the processor second transmitting to the storage device, the write command to write the data into the data area, and the storage device writing the data into the data area in accordance with the write command, validating the data in a data area into which the storage device has been successful in writing the data, and maintaining the data invalidated in a data area into which the storage device has failed in writing the data.
    Type: Application
    Filed: September 4, 2019
    Publication date: May 21, 2020
    Applicant: Hitachi, Ltd.
    Inventors: Kentaro Shimada, Makio Mizuno
  • Patent number: D884557
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: May 19, 2020
    Assignees: Hitachi, Ltd., Central Japan Railway Company, A & F Corporation
    Inventors: Yukinobu Abe, Tohru Watanabe, Kiyoshi Morita, Takashi Furukawa, Yuuji Ueno, Hajime Ito, Yuichi Ahiko, Hiroki Shimoyama, Tadashi Fujii, Eiji Sato, Kyohei Suzuki, Tetsuo Fukuda, Ichiro Fukuda