Patents Assigned to Fujitsu
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Publication number: 20180260418Abstract: A method of searching information performed by a computer, the method includes obtaining a plurality of terms, performing a first search on each of the obtained plurality of terms, executing determination processing to determine whether an image is detected for each of the plurality of terms in the first search, based on a result of the determination processing, identifying a first term among from the plurality of terms for which the image is detected in the first search, and a second term among from the plurality of terms for which the image is not detected in the first search, performing a second search based on the identified first term, and obtaining information detected by the second search.Type: ApplicationFiled: February 7, 2018Publication date: September 13, 2018Applicant: FUJITSU LIMITEDInventor: Yoichi Sato
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Publication number: 20180258820Abstract: A microwave irradiation device includes a housing capable of accommodating an object to be heated; a plurality of microwave resonators installed around the housing; a microwave conductor coupling the plurality of microwave resonators; a microwave generator configured to generate microwaves having different frequencies; and a microwave measurement circuit coupled to the housing or the microwave conduction unit. Each of the microwave resonators resonates a microwave having a resonance frequency of the microwave resonator generated in the microwave generator and irradiates the object placed in the housing with the resonated microwave, and one microwave resonator among the plurality of microwave resonators and another microwave resonator have different resonance frequencies.Type: ApplicationFiled: March 7, 2018Publication date: September 13, 2018Applicant: FUJITSU LIMITEDInventor: Tadahiro Imada
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Publication number: 20180260006Abstract: An information processing apparatus includes a heat generation device arranged behind a slot where an electronic assembly is inserted and extracted, an air inlet that is present in a corner in a front portion of the electronic assembly and includes a space to store an engaging mechanism that engages with the slot, and a duct that bypasses the electronic assembly from the air inlet and leads to the heat generation device.Type: ApplicationFiled: February 14, 2018Publication date: September 13, 2018Applicant: FUJITSU LIMITEDInventor: Keitaro KUROSAKI
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Publication number: 20180261617Abstract: A manufacturing method of a semiconductor device includes: forming a tunnel oxide layer and a charge-storage layer in a region of a flash memory transistor; forming a first oxide film; removing the first oxide film in regions of a first transistor and a second transistor; forming a third oxide film by adding a first oxide layer between a first oxide film and a semiconductor substrate in a region of a third transistor while forming a second oxide film in the regions of the first transistor and the second transistor by oxidation; removing the second oxide film in the region of the first transistor; and forming a fifth oxide film by adding a second oxide layer between the second oxide film and the semiconductor substrate in the region of the second transistor while forming a fourth oxide film in the region of the first transistor by oxidation, and forming a sixth oxide film by adding a third oxide layer between the first oxide layer and the semiconductor substrate in the region of the third transistor.Type: ApplicationFiled: February 22, 2018Publication date: September 13, 2018Applicant: MIE FUJITSU SEMICONDUCTOR LIMITEDInventors: Satoshi Torii, Hideaki Matsumura, Shu Ishihara
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Patent number: 10073810Abstract: A parallel processing device includes processors that execute respective processes and cause an FPGA circuit to process part of the processes. A first processor of the processors requests the FPGA to execute processing of part of a first process currently being executed, and transitions to a wait state of processing completion of the FPGA and, when the first processor initiates execution of a second process, the first processor sends movement-destination processor information to the FPGA, and also sends, to a movement-destination processor, environment setting information for the first process after completion in the FPGA. And the movement-destination processor performs setting of the environment setting information during the execution of the processing of the part of the first process by the FPGA circuit, and continues the processing of the first process in response to a processing completion notification from the FPGA circuit.Type: GrantFiled: August 29, 2016Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Kiyoshi Miyazaki
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Patent number: 10075913Abstract: A wireless communication system includes a mobile station and a base station. The base station includes a blind decoding control unit that transmits a signal including a control signal serving as a trigger to change a decoding process to the mobile station based on a result of measurement of the amount of data of the mobile station. The mobile station includes a blind decoding control unit that selects a signal format to be decoded upon reception of the control signal from the base station, and detects a control signal directed to the mobile station by decoding the signal having the selected format among signals received from the base station.Type: GrantFiled: March 26, 2014Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventors: Yoshiaki Ohta, Yoshihiro Kawasaki, Yoshiharu Tajima
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Patent number: 10074058Abstract: A computer stores connection information with respect to data items that are management targets. The connection information identifies connection sources and connection destinations. The computer executes a process including performing analysis based on the connection information with respect to first and second data, which are specified as output targets of information indicating connections; outputting first connection information as information indicating a connection between first and second data, when one or a plurality of data items that are connection destinations are traced from the first data set as a connection source, and the second data is reached as a connection destination; and outputting second connection information as information indicating a connection between third and fourth data, when one or a plurality of data items that are connection destinations are traced from the third data set as a connection source, and the fourth data is reached as a connection destination.Type: GrantFiled: January 13, 2015Date of Patent: September 11, 2018Assignees: FUJITSU LIMITED, HONDA MOTOR CO., LTD.Inventors: Naoki Hashiguchi, Kou Kawanobe, Yasuo Kurosaki, Hiroshi Ishida
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Patent number: 10075910Abstract: A base station device includes a processor. The processor is configured to acquire first information on a first communication load of the base station device. The processor is configured to determine, on basis of the first information, whether a first event occurs. The processor is configured to acquire, upon determining that the first event occurs, second information on second communication loads of other base station devices located within a predetermined range from the base station device. The processor is configured to determine an impact range and an impact time of the first event on basis of the first information and the second information. The processor is configured to instruct terminal devices within the impact range to change, during the impact time, a setting of discontinuous reception from a normal setting to a first setting for easier detection of an incoming call.Type: GrantFiled: October 6, 2015Date of Patent: September 11, 2018Assignee: Fujitsu LimitedInventor: Ryota Miyagi
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Patent number: 10075526Abstract: A data transfer controlling method for a plurality of nodes executed by a processor included in an information processing apparatus, the data transfer controlling method includes calculating an amount of data to be transmitted from a first process to a second process while the second process is moved from a second node to a third node, the first process being executed in a first node; determining buffer availability of a plurality of nodes on a first route that couples the first node to the second node; determining whether the buffer availability of the first route is greater than the calculated amount of data; and when the buffer availability of the first route is greater than the calculated amount of data, selecting the first route as a transfer route of the data.Type: GrantFiled: December 22, 2015Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Makoto Kubota
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Patent number: 10075239Abstract: A reproduction device is configured to receive light emitted based on a plurality of signals having a specific amplitude in a specific color space on which information is superimposed, and to reproduce the information based on the received light. The reproduction device includes: a memory; and a processor coupled to the memory and configured to: generate a plurality of signals in the specific color space from the received light, correct the generated plurality of signals based on the specific amplitude, and acquire the information based on the corrected plurality of signals.Type: GrantFiled: March 17, 2017Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventors: Keizo Kato, Kensuke Kuraki, Ryuta Tanaka, Akira Nakagawa
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Patent number: 10075856Abstract: A method and apparatus for analyzing cause of link failure, includes: receiving, by a base station where the user equipment is present when a link failure is observed by the user equipment, identification information transmitted by other base stations or the user equipment, the identification information including: identification associated with the user equipment and/or identification of the user equipment in the base station; and determining, by the base station when it determines that the identification information is stored in the base station, that the link failure is resulted from a handover preparation failure.Type: GrantFiled: August 24, 2016Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventors: Weiwei Wang, Zhaojun Li, Ningjuan Chang, Haibo Xu
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Patent number: 10073852Abstract: A storage unit stores therein information for specifying a cell contained in a file in a table format and attribute information on the file in an associated manner. When first information is stored in the storage unit in association with attribute information on a first file in a table format and second information is stored in the storage unit in association with attribute information on a second file in a table format, whether there is a relevance between the first file and the second file is determined by comparing the first information and the second information by referring to the storage unit.Type: GrantFiled: December 23, 2013Date of Patent: September 11, 2018Assignees: FUJITSU LIMITED, HONDA MOTOR CO., LTD.Inventors: Kazuhisa Hanamoto, Masayuki Okishio, Yasuo Kurosaki, Hiroshi Ishida
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Patent number: 10075382Abstract: A communication device receives a first packet at a first receipt time, receives a plurality of packets after the first receipt time, the plurality of packets including a second packet, a third packet and a fourth packet, the second packet being received next to the first packet at a second receipt time, an interval between the first receipt time and the second receipt time exceeding a first time period, the plurality of packets being received at an interval shorter than the first time period, the third packet being received before an Nth packet among the plurality of packets, the fourth packet being any of the Nth and following packets among the plurality of packets, transmits a first acknowledgement for the third packet, hold a second acknowledgement for the fourth packet for a second time period, and transmits the second acknowledgement after holding the second acknowledgement for the second time period.Type: GrantFiled: November 25, 2015Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Tetsumei Tsuruoka
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Patent number: 10075960Abstract: A base station apparatus that communicates with a radio communication terminal in a radio communication system, includes: processor configured to detect interference between the radio communication system and another radio communication system, and determine whether or not to switch a radio channel used to communicate with the radio communication terminal when the interference is detected; and a channel switching unit that switches the radio channel when the processor determines to switch the radio channel, and does not switch the radio channel when the processor determines not to switch the radio channel.Type: GrantFiled: May 13, 2013Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Tatsuya Kikuzuki
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Patent number: 10074568Abstract: Some structures and methods to reduce power consumption in devices can be implemented largely by reusing existing bulk CMOS process flows and manufacturing technology, allowing the semiconductor industry as well as the broader electronics industry to avoid a costly and risky switch to alternative technologies. Some of the structures and methods relate to a Deeply Depleted Channel (DDC) design, allowing CMOS based devices to have a reduced sigma VT compared to conventional bulk CMOS and can allow the threshold voltage VT of FETs having dopants in the channel region to be set much more precisely. The DDC design also can have a strong body effect compared to conventional bulk CMOS transistors, which can allow for significant dynamic control of power consumption in DDC transistors. Additional structures, configurations, and methods presented herein can be used alone or in conjunction with the DDC to yield additional and different benefits.Type: GrantFiled: March 9, 2015Date of Patent: September 11, 2018Assignee: MIE Fujitsu Semiconductor LimitedInventors: Scott E. Thompson, Damodar R. Thummalapally
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Patent number: 10074163Abstract: An image correction method and an image correction apparatus when the image correction method includes: an identifying step of identifying each pixel in an image as a foreground pixel or a background pixel; a background filling step of estimating brightness of a background corresponding to a foreground pixel based on brightness and gradient of the brightness of background pixels adjacent to the foreground pixel to fill the background located in a position of the foreground pixel, to obtain a background illumination map of the image according to filled backgrounds along with background pixels; and a correcting step of correcting the image based on the brightness of each pixel in the image and the background illumination map. A non-uniform illumination image can be corrected effectively.Type: GrantFiled: October 26, 2016Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventors: Jile Jiao, Wei Fan, Jun Sun
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Patent number: 10074217Abstract: A method includes acquiring a first image including a specific object and captured at an imaging position, generating first three-dimensional information based on a first shape of the specific object, the first three-dimensional information corresponding to the imaging position, generating second three-dimensional information based on a specific depth value and a designated position on the first image, generating first line information based on the first and the second three-dimensional information, acquiring a second image including the specific object and captured at another imaging position, generating third three-dimensional information based on a second shape of the specific object, the third three-dimensional information corresponding to the another imaging position, generating second line information based on the second and the third three-dimensional information, generating a fourth three-dimensional information based on the first and the second line information, and storing the fourth three-dimensionType: GrantFiled: October 13, 2016Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Ryouta Komatsu
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Patent number: 10073800Abstract: A coupling controller that performs coupling control of a device with a bus includes a decision circuit configured to decide whether a voltage level of a signal inputted from each of a plurality of signal lines included in the bus is lower than a given threshold value, and a switching controller configured to perform switching control for a switching unit, which is interposed between the bus and the device and switches coupling between each of the plurality of signal lines and the device, such that the signal line with regard to which it is decided by the decision circuit that the voltage level of the signal is lower than the given threshold value is coupled with the device.Type: GrantFiled: August 13, 2015Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Hiromiki Uekuri
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Patent number: 10074384Abstract: A state estimating apparatus includes: a spectrum calculating unit which calculates a power spectrum for each of a plurality of frequencies on a frame-by-frame basis from a voice signal containing voice of a first speaker and voice of a second speaker transmitted over a telephone line; a band power calculating unit which calculates power of a non-transmission band on a frame-by-frame basis, based on the power spectra of frequencies contained in the non-transmission band among the plurality of frequencies; a transmitted-voice judging unit which determines that any frame whose power in the non-transmission band is greater than a threshold value indicating the presence of voice carries the voice of the first speaker; and a state judging unit which judges whether the state of mind of the first speaker is normal or abnormal, based on the frame judged to carry the voice of the first speaker.Type: GrantFiled: February 12, 2014Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventor: Shoji Hayakawa
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Patent number: 10075301Abstract: A method of equality verification using relational encryption including receiving a relational key that includes a first relational key component and a registration ciphertext that includes an encryption of a first plaintext data set. The method includes storing the registration ciphertext without decrypting the registration ciphertext. After the storing of the registration ciphertext, the method includes receiving an authentication request and communicating a safeguard data set that includes a random challenge in response to the authentication request. The method includes receiving an encrypted response that is generated based on the safeguard data set and a second plaintext data set. The method includes verifying a relationship between the encrypted response and the registration ciphertext using the relational key without decrypting the encrypted response and without decrypting the registration ciphertext. The relationship indicates that equality exists between the first and the second plaintext data sets.Type: GrantFiled: July 13, 2015Date of Patent: September 11, 2018Assignee: FUJITSU LIMITEDInventors: Avradip Mandal, Arnab Roy