Patents Assigned to Fujitsu
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Publication number: 20140214428Abstract: A voice input and output database search method that includes: extracting at least one candidate keyword represented by a word or phrase from text information included in a search result; memorizing the extracted candidate keyword and a search state including the search result from which the candidate keyword is extracted in correspondence; and after a new search condition that is different from the search condition and is provided by a voice message has been recognized and a search has been conducted in accordance with this recognized search condition, when a backtracking keyword represented by a word or phrase is recognized together with a backtracking directive that is represented by a word or phrase and backtracks to a search state, controlling on the basis of memory contents so as to backtrack to a search state memorized in correspondence with a candidate keyword that corresponds to the recognized backtracking keyword.Type: ApplicationFiled: December 12, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Nobuyuki KATAE
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Publication number: 20140211845Abstract: A moving image encoding apparatus configured to use an image one frame before a target image for encoding to calculate a filtering coefficient for each intra prediction mode of a decoded image from the decoded image and the original image, extracts a filtering coefficient to perform a filtering process to a reference pixel for intra prediction mode determination of a peripheral block of the target block for encoding according to the intra prediction mode of the peripheral block and to generate a reference image for intra prediction mode determination, uses the reference image for intra prediction mode determination to select an intra prediction mode for the target block for encoding, and generates an intra prediction image of the target block for encoding.Type: ApplicationFiled: January 15, 2014Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: XUYING LEI, Hidenobu MIYOSHI, Satoshi SHIMADA, Tomonori KUBOTA
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Publication number: 20140211359Abstract: A surge protection circuit includes a first terminal that is coupled to a transmission path, a second terminal that is coupled to a PHY circuit to transfer a signal on a physical layer, a clamping unit that is coupled so as to branch from a first line between the first terminal and the second terminal, the clamping unit clamping a voltage applied to the first terminal to a specific clamping voltage, and a first semiconductor switch that is arranged between the second terminal and a branching point at which the clamping unit branches from the first line, the first semiconductor switch having a rectification direction away from the second terminal toward the first terminal, the first semiconductor switch having a higher reverse breakdown voltage than a clamping voltage of the clamping unit.Type: ApplicationFiled: December 6, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Yasuhiro SENBA
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Publication number: 20140209975Abstract: A semiconductor device includes: a first buffer layer formed on a substrate; a second buffer layer formed on a portion of the first buffer layer; a third buffer layer formed on the first buffer layer and the second buffer layer; a first semiconductor layer formed on the third buffer layer; a second semiconductor layer formed on the first semiconductor layer; and a gate electrode, a source electrode, and a drain electrode that are formed on the second semiconductor layer, wherein the second buffer layer is composed of a material with higher resistivity than the first semiconductor layer; and the second buffer layer is formed in a region immediately below and between the gate electrode and the drain electrode.Type: ApplicationFiled: November 1, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Youichi KAMADA
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Publication number: 20140215565Abstract: An application authentication program causes a data server and an application server to execute the processes of: accepting an access request containing application-related information and redirection information from an application running on a communication terminal; and when judging that the redirection information is legitimate, transmitting an access response being a response to the access request and containing application identification information corresponding to the application-related information to the communication terminal including a redirection destination corresponding to the redirection information.Type: ApplicationFiled: December 12, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Naoki Miyoshi, Akio Shimono, Mamoru Yoshimuta, Shouhei Mizuno
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Publication number: 20140210739Abstract: An operation receiver includes a first detector and a second detector each of which detects an object. A detection range for the first detector and another detection range for the second detector are located next to each other. The first detector detects a state of the object. A controller makes a judgment as to whether the operation by the object has been carried out to the first detector or to the second detector.Type: ApplicationFiled: September 17, 2013Publication date: July 31, 2014Applicant: FUJITSU TEN LIMITEDInventors: Tetsuaki AONO, Takashi OHTA, Takaho OKADA, Yoshihiro SHIMANO
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Publication number: 20140210445Abstract: A control circuit includes a detection circuit configured to detect a load current flowing into a load, and a setting circuit configured to set switching operations on first and second switch circuits according to the load current. The setting circuit is configured to cause both the first switch circuit and the second switch circuit to be in an off state, when a power supply stop signal is input from an outside, if the load current is in a first range, and to cause the first switch circuit to perform an on-off operation on the basis of the output voltage while causing the second switch circuit to be in the off state, if the load current is higher than a first reference value that is an upper limit of the first range.Type: ApplicationFiled: January 23, 2014Publication date: July 31, 2014Applicant: FUJITSU SEMICONDUCTOR LIMITEDInventor: Morihito HASEGAWA
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Publication number: 20140210147Abstract: A shock absorber includes a shock absorbing member being to be rotated around an axis and having an outer circumferential surface being in contact with an end portion of a member that moves back and forth with respect to the shock absorbing member, the shock absorbing member having at least one of elasticity and viscosity against an movement of the member, each of the elasticity and viscosity changing in accordance with a rotation angle of the shock absorbing member around the axis, and a device that changes the rotation angle of the shock absorbing member to adjust at least one of the elasticity and the viscosity against the member.Type: ApplicationFiled: November 21, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Hiroshi HIDAKA
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Publication number: 20140210421Abstract: A device control apparatus according to an embodiment includes a monitoring unit, a first processing unit, and a second processing unit. The monitoring unit monitors a state of voltage supply from a battery. When the start of the voltage supply is detected, the first processing unit starts the voltage supply to some devices, operates in a first operation mode, and executes a resume process of the devices. When the resume process is completed, the second processing unit starts the voltage supply to devices other than some devices, initializes states of the devices, and operates in a second operation mode in which consumption power is larger than consumption power of the first operation mode.Type: ApplicationFiled: January 27, 2014Publication date: July 31, 2014Applicant: FUJITSU TEN LIMITEDInventors: Kenji TADA, Kenji FURUKAWA, Tohru MIKAMO, Toshihito SAWAI, Hideshi NISHIZAWA, Takashi MIZUSHIMA, Satoru NAKAE, Kiyoshi KOYAMA, Ryoh IZUMOTO, Mitsuru HANADA
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Publication number: 20140214377Abstract: A state of a particle which was in a liquid state at a first time is calculated at a second time after the first time when a continuum including a liquid and a solid is represented by the plurality of particles. It is determined whether the particle has become a first solid particle at the second time. The first solid particle and all particles belonging to a solid which includes a second solid particle arranged in a predetermined range from the first solid particle are defined as particles belonging to the same solid when it is determined that the particle which was in the liquid state at the first time has become the first solid particle at the second time. The state of each of the particles belonging to the same solid is calculated using an equation of motion of a rigid body.Type: ApplicationFiled: November 14, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Masaki Kazama
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Publication number: 20140215032Abstract: The present disclosure may include a method of reconfiguring a network. The method includes collecting a plurality of network demands, each of the plurality of network demands having a possible resource release by rerouting the network demand from its current path to a new path. The method further includes selecting a subset of the plurality of network demands that, if rerouted, has the highest resource release without resource contention. The method additionally includes rerouting the subset of the plurality of network demands, and, in response to rerouting the subset of the plurality of network demands, releasing resources no longer used by rerouted demands. The present disclosure may further include associated systems and apparatuses.Type: ApplicationFiled: January 31, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Qiong Zhang, Paparao Palacharla, Chengyi Gao, Xi Wang, Motoyoshi Sekiya
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Publication number: 20140213251Abstract: A wireless communication controlling device for controlling a communication between a wireless terminal and a server via a base station, the wireless communication controlling device including: a receiver configured to receive a request of a service for the server, time data of the service, location data of the wireless terminal, quality data of the wireless communication channel, and service data of the service, and a processor configured to estimate a communication speed for the service in accordance with the time data and the location data, to determine a quality threshold and a speed threshold respectively, in accordance with the location data and the service data, and to determine whether to grant the request of the service for the server or not, in accordance with a comparison between the quality data and the quality threshold and a comparison between the estimated communication speed and the speed threshold.Type: ApplicationFiled: January 23, 2014Publication date: July 31, 2014Applicant: FUJITSU SEMICONDUCTOR LIMITEDInventor: Morihito HASEGAWA
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Publication number: 20140211899Abstract: A signal processing circuit includes a PLL circuit configured to lock to a frequency contained in an input signal, a signal generating circuit configured to detect a direct-current component of a signal that is obtained by shifting frequencies of the input signal by a displacement equal to the locked frequency, and to generate a signal that has an amplitude responsive to the detected direct-current component and that has the same frequency and phase as a signal component of the locked frequency of the input signal, and a subtraction circuit configured to subtract the signal generated by the signal generating circuit from the input signal.Type: ApplicationFiled: November 18, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Hideki FURUDATE
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Publication number: 20140211717Abstract: A wireless communication system 1 performs inter-cell coordination control that coordinates a pico base station 100 and a macro base station 200 with each other and transmits a signal to a mobile station 10 of a picocell. The pico base station 100 includes a controller 100a and a communication unit 100b. The controller 100a interleaves resources of an E-PDCCH of the picocell corresponding to a predetermined resource unit based on a coordinated area ID that is an identifier common to the pico base station 100 and the macro base station 200. The communication unit 100b transmits a control signal to the mobile station 10 of the picocell using a first resource of the E-PDCCH of the picocell that corresponds to at least a part of the predetermined resource unit and is to be decoded by the mobile station 10 of the picocell.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Daisuke JITSUKAWA
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Publication number: 20140210741Abstract: An information processing apparatus includes a touch panel; an item to get a screen previous to a present screen to be displayed on the touch panel, and a control unit to execute process of storing, when a tap operation on the touch panel or an operation to the item is performed, operation history information indicating a type and time of the performed operation on a storage unit; specifying an operation sequence in which a time interval between a first operation and a second operation is equal to or smaller than a specified period, and the first operation is the tap operation, the second operation is the operation to the item and a third operation is the tap operation are conducted on the basis of operation history information on the storage unit, and updating a correction quantity of tap coordinates on the basis of the specified operation sequence.Type: ApplicationFiled: November 26, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Haruna KOMATSU, Takuma YAMADA
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Publication number: 20140214376Abstract: A computer-readable recording medium stores therein a computer program. The computer program causes a computer to execute a process including: carrying out simulation computation of a simulation in which a conveyed object and a conveying device are arranged in a three-dimensional simulation space, the conveying device moving the conveyed object by pushing the conveyed object with a pushing surface of a pusher or lifting the conveyed object by supporting the conveyed object from below with a supporting surface of a lifter, and in which the conveying device conveys the conveyed object; and rotating, to carry out the simulation computation, the conveyed object around a predetermined reference point of the conveyed object when a distance between coordinates of the pushing surface of the pusher or coordinates of the supporting surface of the lifter and coordinates of the predetermined reference point is made equal to or smaller than a predetermined distance.Type: ApplicationFiled: November 6, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Masaaki Kawahito
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Publication number: 20140212136Abstract: An optical transmitter includes: an optical modulator including a first modulation unit and a second modulation unit respectively configured to propagate a first optical signal and a second optical signal that are obtained by splitting input light; a signal generator configured to generate a first drive signal and a second drive signal that are respectively supplied to the first modulation unit and the second modulation unit; a phase controller configured to control a phase difference between the first optical signal and the second optical signal in the optical modulator; and a phase difference detector configured to detect the phase difference between the first optical signal and the second optical signal controlled by the phase controller. The signal generator generates the first drive signal and the second drive signal based on the phase difference detected by the phase difference detector.Type: ApplicationFiled: December 18, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Yuichi Akiyama, Takeshi Hoshida, Tamotsu Akashi, Yoshio Sakai
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Publication number: 20140213236Abstract: A control system includes: a storage device configured to store a list of priority callees for a plurality of mobile stations; and a controller configured to execute a procedure, including determining, based on call restriction information for call-restricted areas in which a plurality of restricted mobile stations and priority callees included on the list for the restricted mobile stations are respectively located, an allowed calling time period in which calling is allowed to the priority callees on the list for the restricted mobile stations, the restricted mobile stations being a plurality of the mobile stations located in a call-restricted area, and transmitting information indicating the allowed calling time period to the restricted mobile stations.Type: ApplicationFiled: November 27, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Kazuya JIMBO, Masako GOTO, Masahiko SHIROTA
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Publication number: 20140211713Abstract: A radio communications system includes a base station and a mobile station configured to perform communication with the base station. The base station includes a selection unit and a first transmission unit. The selection unit selects identification information specifying a resource used by the mobile station for transmission of a signal from among a plurality of resources. The first transmission unit transmits the identification information to the mobile station. The mobile station includes a reception unit and a second transmission unit. The reception unit receives the identification information transmitted by the first transmission unit. The second transmission unit transmits the signal to the base station using the resource specified by the identification information.Type: ApplicationFiled: March 27, 2014Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventor: Akira ITO
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Publication number: 20140212132Abstract: A method of tap coefficient correction includes: obtaining a synchronization symbol difference between a first polarization and a second polarization orthogonal to the first polarization; obtaining a delay amount of each of the first polarization and the second polarization in an adaptive equalizer; calculating, in a case where a horizontal axis represents a tap number and a vertical axis represents a tap coefficient and a tap number or a nearest tap number with which an area of a drawn figure is halved is set as a gravity center of tap coefficients, a correction reference gravity center of the tap coefficients set in the adaptive equalizer, based on the synchronization symbol difference and the delay amount; and performing a correction of shifting an entire tap coefficients in units of symbol to cause the correction reference gravity center to be closest to a tap center.Type: ApplicationFiled: November 18, 2013Publication date: July 31, 2014Applicant: FUJITSU LIMITEDInventors: Taku Saito, Nobukazu Koizumi, Hisao Nakashima, Osamu Takeuchi, Hirofumi Araki