Fujitsu Assigned Sixteen Patents

Data verification device
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,394,920) developed by Maita, Tsuyoshi, Noro, Nobumi, Aomori, Japan, and Tanaka, Tetsu, Hirosaki, Japan, for a “data verification device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A data verification device includes a processor configured to: specify, out of a plurality of sites registered as acquisition sources of specific information, reliability of the site from which the information was acquired as the specific information based on storage content of a storage that stores therein the reliability in association with each of the sites, and output the information acquired as the specific information together with the specified reliability.”

The patent application was filed on May 9, 2017 (15/590,569).

Control apparatus, storage and computer-readable recording medium
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,380,044) developed by Kobayashi, Kenji, Nimura, Koutarou, Konta, Yoshihito, Abe, Marie, Kawasaki, Japan, Nakamura, Masatoshi, and Fukui, Tomo, Machida, Japan, for “control apparatus, storage apparatus and computer-readable recording medium having stored therein control program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A control apparatus served as a first control apparatus includes a first information storage unit configured to store therein coupling information relating to a coupling relationship between a plurality of control apparatus and a plurality of devices, the plurality of control apparatus including the first control apparatus and controlling access to the plurality of devices, and a processor. The processor specifies, in response to a first access request to a first device from among the plurality of devices, a second control apparatus responsible for the first device based on the coupling information stored in the first information storage unit, and issues an instruction to access to the first device based on the first access request received by the first control apparatus to the specified second control apparatus through a relay apparatus that relays information to be transferred between the plurality of control apparatus.”

The patent application was filed on March 14, 2016 (15/068,670).

Storage control and method of controlling cache memory
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,372,623) developed by Kato, Jun, Kawasaki, Japan, for “storage control apparatus, storage system and method of controlling a cache memory.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A storage control apparatus includes a cache memory, and a processor configured to access to a first area of the cache memory in accordance with a command, generate a first processing report identifying the first area, input the first processing report to a processing report queue when a plurality of second processing reports each of which identifies the first area are not stored in the processing report queue, execute management list update processing in which the access to the first area is recorded in a management list in accordance with the first processing report, identify data to be deleted from the cache memory in accordance with the management list, and not to input the first processing report to the processing report queue when the plurality of second processing reports are stored in the processing report queue.”

The patent application was filed on March 16, 2018 (15/923,477).

Storage control, system and method of controlling storage device
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,366,724) developed by Watanabe, Takeshi, Maeda, Chikashi, Urata, Kazuhiro, Tsuchiyama, Yukari, and Zhou, Guangyu, Kawasaki, Japan, for “storage control device, storage system and method of controlling a storage device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A storage control device configured to control a storage device including a plurality of groups each of which includes a plurality of storage regions, the storage control device includes a memory and a processor coupled to the memory and configured to store, into the memory, information associated with each of the plurality of groups and indicating whether an error region in which an error is detected is included in at least one of the plurality of storage regions of each of the plurality of groups, identify a first group including the error region from the plurality of groups based on the information associated with the plurality of groups, read data from a plurality of storage regions included in the identified first group, and identify the error region included in the first group based on the read data.”

The patent application was filed on December 30, 2016 (15/395,890).

Computer-readable storage medium and information processing
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,366,179) developed by Tanaka, Hiroshi, Atsugi, Japan, and Sun, Guoping, Kawasaki, Japan, for “computer-readable storage medium and information processing device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A computer readable storage medium stores a facetization processing program that causes a computer to execute a process. The process includes: voxelizing a three-dimensional shape, generating first voxels corresponding to the three-dimensional shape, specifying an area surrounded by the generated first voxels, setting the specified area as voxels to generate second voxels, and facetizing third voxels at a boundary between at least one of the first voxels and a non-voxel area, and the second voxels and the non-voxel area.”

The patent application was filed on June 23, 2017 (15/631,494).

Data storage, recording medium and method for selectively duplicating data blocks
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,365,853) developed by Iwata, Satoshi, Yokohama, Japan, for “data storage apparatus, recording medium and method for selectively duplicating data blocks to another medium based on data block size and dimension information or an axis of obtaining data.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A processor controls a second storage device including a plurality of media that store data stored in a first storage device. The processor calculates a ratio of the size of each of a plurality of data blocks, which are classified according to a plurality of pieces of dimension information in data stored in two or more of the plurality of media, to the amount of data stored in the two or more of the plurality of media. The processor determines, based on a calculated ratio, whether a data block is to be duplicated, generates a duplicate of the data block determined to be duplicated, and stores the generated duplicate of the data block into another medium of the plurality of media, except for the two or more media. This can reduce the number of times of changing a medium, and suppress a lowering in the capacity efficiency. Dimension information may be an axis of obtaining data. In additionally disclosed embodiments, data may be arranged based on data blocks originally generated for reliability and considering the axis of obtaining data, and data at an end portion of a medium may be redundantly stored in the front or top portion of a subsequent medium.”

The patent application was filed on February 17, 2017 (15/435,376).

Storing data, information processing and non-transitory computer-readable storage medium
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,365,850) developed by Goto, Keisuke, Kawasaki, Japan, for “method of storing data, information processing apparatus and non-transitory computer-readable storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A method of storing target data including a plurality of types of data includes acquiring first information indicating a number of data piece of each of the plurality of types of data, and second information indicating an priority order of the plurality of types of data, storing, in a management area, third information indicating an area defined on the first and the second information within the data storage area, specifying a storage position of first data included in the target data, storing the first data in the specified storage position when second data is not stored in the specified storage position, and storing the first data in a position in the management area in which the third information corresponding to the type of the first data is stored or in the specified storage position, based on the priority order, when the second data is stored in the specified storage position.”

The patent application was filed on January 24, 2018 (15/878,583).

Storage controller, and method using management information indicating data writing to logical blocks for deduplication
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,365,846) developed by Usui, Kazuhiko, Kawasaki, Japan, for “storage controller, system and method using management information indicating data writing to logical blocks for deduplication and shortened logical volume deletion processing.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A storage controller includes a processor and a memory to store first management information indicating data writing to each of a plurality of logical blocks, corresponding to a plurality of physical blocks of a storage device. The processor is configured to receive a write request to write data to a first logical block and assign a first physical block to the first logical block. The processor is also configured to record in the first management information that data has been written in the first logical block, identify a second logical block in which data has been written, write the addresses of the plurality of physical blocks as second management information, read an address of a second physical block assigned to the second logical block from the second management information, and release the second physical block. The memory may store third management information indicating the number of assignments to each logical block in a plurality of logical volumes corresponding to a storage area, and assign a physical block to a logical block so as to remove duplicate data, or de-duplicate data, in the storage area. A bit map may be stored as the first management information.”

The patent application was filed on May 4, 2017 (15/586,592).

Storage medium, information presentation
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,360,243) developed by Ukai, Takanori, Chofu, Japan, for “storage medium, information presentation method, and information presentation apparatus.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A non-transitory computer-readable storage medium stores a program that causes a computer to execute a process. The process includes obtaining data including multiple character strings that are separated from each other, identifying a first character string and second character strings in the obtained data, extracting third character strings indicating relationships between the first character string and the second character strings from character string collections stored in a database, selecting a character string collection from the character string collections based on proportions of the extracted third character strings included in the respective character string collections, and outputting information on the selected character string collection. Each of the character string collections includes character string sets each of which includes two character strings and a third character string indicating a relationship between the two character strings.”

The patent application was filed on October 2, 2015 (14/873,571).

Managing devices
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,356,196) developed by Ejiri, Yusuke, Kawasaki, Japan, and Fujiwara, Takeshi, Yokohama, Japan, for “apparatus and method for managing devices.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A proxy device management apparatus includes: an attribute information storage that stores attribute information obtained from a management target device and information indicating a reception time of the attribute information, and a processor that performs a first operation or a second operation according to a difference between the reception time of the attribute information and a reception time of an obtaining request of the attribute information when the proxy device management apparatus receives the obtaining request from a device management apparatus. The first operation includes transmitting the attribute information stored in the attribute information storage to the device management apparatus. The second operation includes obtaining the attribute information corresponding to the obtaining request from the management target device and transmitting the obtained attribute information to the device management apparatus.”

The patent application was filed on August 17, 2015 (14/827,921).

Information processing system including physical memory, flag storage unit, recording device
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,346,234) developed by Hirose, Motoyoshi, Kawasaki, Japan, for “information processing system including physical memory, flag storage unit, recording device and saving device, information processing apparatus, information processing method, and computer-readable non-transitory storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”An apparatus including a physical memory partitioned into areas, a flag storage unit to store flags wherein a flag is set as indicating an area being updated when storage information stored in the area is updated, the area being associated with the flag, and a processor. The processor executes a first process of recording, when any fault does not occur, storage information stored in a first area to a recording device, the first area being associated with a first flag indicating the first area being updated, a process of saving, in a saving device, the storage information stored in the first area, and clearing the first flag so as to indicate the first area not being updated, and a second process of recording, to the recording device, storage information stored in a second area associated with a second flag indicating being updated when the fault occurs.”

The patent application was filed on February 23, 2017 (15/439,978).

Storage control for selecting member disks to construct new raid group
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,346,073) developed by Otaka, Atsuhiro, Kawasaki, Japan, Sakaguchi, Akiko, Yokohama, Japan, Satou, Hidetoshi, Kawasaki, Japan, Yumoto, Takahiro, Nagano, Japan, and Yamazaki, Akira, Machida, Japan, for “storage control apparatus for selecting member disks to construct new raid group.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A storage control apparatus includes a memory and a processor. The memory stores selection condition information relating to a selection condition for storage devices to construct a RAID, group information relating to groups to which the storage devices belong, and connection information indicating a connection configuration of the storage devices. The processor is configured to perform a procedure including: selecting the storage devices that match the selection condition information, extracting groups to which the selected storage devices belong based on the group information, assigning group priorities, which indicate selection priorities in units of the groups of the storage devices, to the extracted groups based on the connection information, and selecting one storage device from each of the extracted groups in accordance with the group priorities until a predetermined number of storage devices have been selected.”

The patent application was filed on April 26, 2016 (15/138,884).

Storage control
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,346,070) developed by Matsumura, Shinichiro, Kawasaki, Japan, Sakai, Motohiro, Nerima, Japan, Ohyama, Takahiro, Kumabe, Takuro, and Kobayashi, Akihito, Kawasaki, Japan, for “storage control apparatus and storage control method.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”When an access process has been requested for a storage apparatus, a registration unit determines an access priority of the requested access process and registers an entry corresponding to the requested access process in a queue corresponding to the determined access priority out of a plurality of queues that are each provided for a different access priority. An instruction unit checks the plurality of queues at intermittent check timing, fetches, at each check timing, one entry from each queue, out of the plurality of queues, in which entries are registered, and instructs the storage apparatus to execute access processes corresponding to the fetched entries.”

The patent application was filed on October 6, 2016 (15/286,927).

Storage control, and non-transitory computer-readable storage medium
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,338,844) developed by Sunaga, Kazuyuki, Kawasaki, Japan, for “storage control apparatus, control method, and non-transitory computer-readable storage medium.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A storage control apparatus including a memory that stores information that indicates an amount of data that have been written to a storage device, the storage device being coupled to a backup storage device for the storage device, and a processor coupled to the memory and the processor configured to determine an execution period of a verification process to verify a performance of the backup storage device based on the information stored in the memory and a total data capacity written to the storage device in a guarantee period of the storage device.”

The patent application was filed on August 29, 2016 (15/249,635).

Non-transitory computer-readable storage medium, communication, and determination
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,333,817) developed by Hyoudou, Kazuki, Chofu, Japan, Shiraki, Osamu, Kawasaki, Japan, and Tanaka, Jun, Yokohama, Japan, for “non-transitory computer-readable storage medium, communication device, and determination method.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A non-transitory computer-readable storage medium that stores a determination program that causes a communication device to execute a process including transmitting a check packet to the communication destination device, when the communication device receives a first response packet, determining whether or not header information of a second response packet is included in data of the first response packet, a communication path corresponding to the first response packet and a communication path corresponding to the second response packet being different each other, and determining that a failure occurs in the communication path corresponding to the second response packet when the header information of a second response packet is included in data of the first response packet and when the communication device does not receive the second response packet within a predetermined time from transmitting the check packet.”

The patent application was filed on August 3, 2017 (15/667,902).

Control, and storage apparatus and method
Fujitsu Limited, Kawasaki, Japan, has been assigned a patent (10,324,631) developed by Kosen, Tadashi, Machida, Japan, for “control apparatus, storage apparatus and method.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A control apparatus configured to determine a first value indicating a resource amount of a first storage apparatus, determine, respectively for a plurality of logical volumes included in the first storage apparatus, a load of the first storage apparatus due to access from an information processing apparatus, determine a priority of the plurality of logical volumes, respectively, for a process of data migration from a second storage apparatus to the first storage apparatus, determine a second value indicating a resource amount of the first storage apparatus which is used in the access from the information processing apparatus to the first storage apparatus, calculate, as a migration resource amount of the first storage apparatus, a value by subtracting the second value from the first value, allocate the migration resource amount to the plurality of logical volumes based on the priority respectively determined for the plurality of logical volumes.”

The patent application was filed on October 18, 2017 (15/787,351).