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Fujitsu Limited Patents
Assignee:
Fujitsu Limited
Address:
Kawasaki, JP
No. of patents:
21133
Patents:


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Patent Number Title Of Patent Date Issued
7532421 Servo demodulating circuit and method May 12, 2009
Servo demodulation is performed by appropriately compensating for demodulation errors caused by fluctuation of the replayed signal amplitude of a phase servo pattern. A servo demodulating circuit comprises single waveform sampling means for reading into a register a single waveform o
7532316 Display panel inspection apparatus and method May 12, 2009
The present invention relates to a display panel inspection apparatus for inspecting a display panel composed of a plurality of pixels. The display panel inspection apparatus comprises a detecting unit detecting whether or not each of the pixels is a defective pixel and a holding unit ho
7531995 Electronic device May 12, 2009
An electronic device includes: a DC power source which supplies a first DC supply voltage; a DC voltage converter which is enabled or disabled in response to a first control signal, and which converts the first DC supply voltage into a second DC supply voltage different from the first
7531777 Method of detecting inclination and inclination detecting apparatus May 12, 2009
The ratio is calculated between a first number of pixels and a second number of pixels on an image sensor. The first number of pixels is counted between two certain points projected on the image sensor from a first section of a plane. The second number of pixels is counted between tw
7531115 Conductive material and method for filling via-hole May 12, 2009
The conductive material comprises a first metal material having a melting point of not more than 250.degree. C. and a second metal material having a melting point of not less than 500.degree. C., and is paste at a temperature not more than 250.degree. C. Whereby the conductive material
7530031 Character input device May 5, 2009
A character input device not completely occupying a screen, good in visibility, and enabling input of characters while reducing to a minimum the movement of the fingers and line of sight, which, in the case of input of for example the hiragana 50-character phonetic syllabary of the J
7530011 Turbo decoding method and turbo decoding apparatus May 5, 2009
Disclosed are a turbo decoding apparatus and method for decoding a turbo-encoded signal by repeating element decoding. The apparatus includes a plurality of element decoders for applying element decoding, e.g., MAP decoding, in parallel to respective ones of a plurality of divided si
7530006 Data recording and reproducing device and method utilizing iterative decoding technique May 5, 2009
A data recording and reproducing device with a small circuit size is provided that utilizes an iterative decoding technique to realize high-speed data reproduction from a recording medium on which data is recorded at a high density. This data recording and reproducing device records
7529973 Method of and apparatus for taking back-up and checking alteration of data, and computer product May 5, 2009
The invention relates to taking a back-up of original data and deciding whether the original data has been altered. A back-up of the original data is taken by copying the original data from one storing unit to other storing unit as back-up data. Once the copying is over, it is decided
7529965 Program, storage control method, and storage system May 5, 2009
In case an error statistics of one of the disk drives exceeds a predetermined threshold, the disk is determined as a suspect disk drive. A recovery mode is set successively. During the time when a setting of the recovery mode is in progress and no access is made from a host 16 in thi
7529828 Method and apparatus for analyzing ongoing service process based on call dependency between mess May 5, 2009
A service process analyzing program, stored in a computer-readable medium, for identifying service transactions taking place between servers, particularly capable of discriminating between different transaction classes, including infrequent classes. A definite transaction finder iden
7529771 Method of and apparatus for gathering information, system for gathering information, and compute May 5, 2009
An information-gathering system includes a web archive that stores a first web-page with a first address and first generation information corresponding to the first web-page, a determining unit that determines whether a linked web-page specified in the first web-page is stored in the
7529623 Weather predicting apparatus, and weather predicting method, computer product May 5, 2009
A weather predicting apparatus computes predicted values indicative of the weather at predetermined time intervals after a predetermined time point in the past based on each initial value, and compares each predicted value with a corresponding actual value in the past. When the differenc
7529617 Area information provision system and method May 5, 2009
A method and system for providing area information anticipates the user's mode of transportation and destination and provides information specific to the anticipated mode of transportation and destination. The system comprises two information processing devices. The first transmits at
7529543 Configuring a device using a configuration manager May 5, 2009
Configuring a configurable device includes determining that the configurable device has initiated interaction with an environment. The configurable device is queried to obtain a device request. The device request is made by the configurable device to obtain configuration values for s
7529490 Optical receiver and optical reception method compatible with differential quadrature phase shif May 5, 2009
In an optical receiver according to the present invention, an input signal light subjected to the differential quadrature phase shift keying (DQPSK) is incident on a PANDA type fiber in a linearly polarized state by 45.degree., so that a delay time difference corresponding to one symbol
7529442 Polarization-independent electro-optical (EO) switching May 5, 2009
In one embodiment, an apparatus includes a passive element including one or more first waveguides and one or more second waveguides. The apparatus also includes an active element integrated into the passive element. The active element includes one or more third waveguides that actively g
7529290 Radar apparatus May 5, 2009
A radar apparatus has a code generator, a transmission section, a reception section, a delay section, a despreading processor, a correlation value detector, a target detector, and an adjustment section. The transmission section transmits a signal modulated with a spectrum spread code
7529267 Data transmissions in communication networks using multiple tokens May 5, 2009
A network includes multiple nodes interconnected to form a ring topology. These nodes support data transmissions over the network using tokens. To send and receive data over the network, nodes may process control messages. A node can receive a first token authorizing transmission on
7529261 Data communications method selection by data communication system May 5, 2009
A data communications system for a computer system conducting network communications, wherein a communications method is selected and set for conducting the communications (transfer) using an NIC (hardware) 2 or a host processor (CPU 4) based on communications data length, and furthe
7529248 Network device provided with ethernet interface May 5, 2009
A network device provided with an Ethernet interface for interconnecting with another network device by auto negotiation, the network device comprising a link establishing function unit compulsorily establishing a link with the other network device and an on/off setting function unit
7529240 Transmission device May 5, 2009
A transmission device capable of configuring a communication network over which MC packets are forwarded in a way that does not use bands with futility is disclosed. The transmission device is so configured to transmit, when receiving a multicast packet from a host, to the other tran
7529182 Communication device with 1:1 protection May 5, 2009
A communication method for a network where a plurality of communication devices are interconnected and a plurality of pairs of working channels and backup channels are set in two paths between adjacent communication devices to perform 1:1-protection communications. For information traffi
7529058 Track pitch examination method of storage apparatus, program, and storage apparatus May 5, 2009
Track pitches of all the tracks of a disk medium provided in a storage apparatus are examined in a manufacturing examination step. First of all, a target position path which varies a target track position so that the position crosses the tracks is generated, and a head actuator is su
7529056 Control apparatus, storage device, and head retracting method May 5, 2009
A fall sensor detects a fall of a storage device. A first moving unit moves the head to a predetermined position on a storage medium when a falling time exceeds a first threshold. A second moving unit retracts the head from the predetermined position to a ramp when the falling time e
7529022 Raman amplifier and wavelength division multiplexing optical communication system, and method of May 5, 2009
The present invention has an object to provide a Raman amplifier, a WDM optical communication system and a method of controlling the Raman amplification, capable of optimizing amplification characteristics in response to a change of operating conditions of the system so that transmis
7528833 Three-dimensional data controller and three-dimensional data processor May 5, 2009
A three-dimensional data controller controls voxel data by distributing the voxel data to hierarchical nodes. The three-dimensional data controller stores combination patterns, each representing combinations of model statuses of lower nodes towards an upper node of the hierarchical n
7528577 Electronic apparatus with rechargeable battery May 5, 2009
An information processor of an electronic apparatus includes a power manager managing power of a secondary battery, and has major functions and a supplementary function. The power manager initiates restriction of the supplementary function, when detected present remaining battery power
7527501 Coaxial connector, connector assembly, printed circuit board and electronic apparatus May 5, 2009
A coaxial connector is configured to be connected to a flexible printed circuit board on which a signal line is formed. An inner conductor is configured to be connected to the signal line. An outer conductor surrounds the inner conductor and serves as a connector body. At least one s
7527226 Cable clamp May 5, 2009
A cable clamp which is capable of preventing even a very fine cable to be treated from coming off or extending off therefrom, without any fear of the cable being damaged or broken, and is easy to carry out a clamping treatment and an extra length-bunching treatment on cables, with enhanc
7527191 System for selling, buying, lending, and renting virtual region and method thereof May 5, 2009
A device presents selling information about a virtual region of a selling object in a virtual world. An accepting device accepts a message that represents that a buyer will buy the virtual region of the selling object and information about the buyer. An executing device transfers the rig
7526671 Network communication system April 28, 2009
The network communication system is capable of communicating with many internal units at high speed, improving reliability of the system and decreasing a production cost and a development cost. The network communication system comprises a plurality of control units respectively conne
7526435 Information offering system automating registration of advertisement information on home pages April 28, 2009
An information offering system stores information on products and services along with attributes describing these products and services. Individual users are allowed to automatically register information on their products and services with the information offering system. By this method,
7526360 Method and apparatus for designing molds April 28, 2009
A design apparatus for efficiently designing a mold that has improved quality. The mold is manufactured by removing cutting area from a mold material. The apparatus includes a database for storing geometry data, which represents a shape of the mold, and a further database for storing
7526197 Utilizing the protecting bandwidth in a SONET network April 28, 2009
A system provides more cost and bandwidth efficient utilization of a SONET network having both a Working path and a Protection path by using both communication paths to carry data. A system for communicating data over a Synchronous Optical Network/Synchronous Digital Hierarchy, the syste
7526175 Feedthrough of submarine repeater and submarine repeater April 28, 2009
A disclosed feedthrough of a submarine repeater for introducing a tail cable connected to a submarine cable having a transmission line and a feed line into said submarine repeater includes: a tail cable introduction unit having an insulator for internally installing said transmission
7526161 Optical device April 28, 2009
An optical device is disclosed which suppresses a bias shift which is a deviation of a phase relationship between output signal light and monitoring light. The optical device includes a substrate having an electro-optic effect, a modulating optical waveguide formed on a surface layer
7526110 Biometric information authentication device, biometric information authentication method, and co April 28, 2009
For personal authentication using biometric information, to allow for unfailing authentication without increasing verification time even for an authentication object that is not supported only by a minutia matching method, the present invention provides a biometric information authen
7526042 OFDM system receiver apparatus suppressing inter-symbol interference April 28, 2009
An OFDM receiver includes an inter-symbol interference suppressing unit to modify to a predetermined content a portion of a dominant wave included in a received signal and a predetermined content a portion of at least one delayed wave included in the received signal, a tentative demo
7526017 Transmitting device, receiving device, transmission system, and transmission method April 28, 2009
A transmitter LSI 1 transmits a source clock, transmission data, and a transmission sync signal indicating the timing of the transmission data to a receiver LSI for establishing transmission synchronization between LSIs. The transmitter LSI 1 includes: a data transmission section that
7526012 Interference reduction apparatus and method April 28, 2009
A autocorrelation peak detector (54) and a interference-reducing timing generator (55) decide interference-reducing timings .tau..+-.(.tau..sub.2-.tau..sub.1) for eliminating interference components that arrive from an adjacent base station, and a path searcher (53) decides the path
7525911 Congestion controller for Ethernet switch April 28, 2009
The present invention relates to a congestion controller, which suppress transmission traffic based on a traffic attribute in the event of congestion especially in a circumstance in which a plurality of Ethernet switches are connected. The congestion controller in the Ethernet switch
7525885 Information reproduction and recording apparatus and information transfer module April 28, 2009
An information reproduction and recording apparatus able to prevent invalid data not required for recording from being recorded on a recording medium when transferring reproduced information by a small number of signal lines such as a three-line serial peripheral interface, wherein a
7525805 Electronic apparatus April 28, 2009
An electronic apparatus includes a housing, a first unit that is attached through a front side of the housing, a second unit that is attached through a backside of the housing, a panel that has a first surface connected to the first unit, and a second surface connected to the second
7525771 GMR spin-valve element evaluation method, magnetic head manufacturing method, and magnetic stora April 28, 2009
A method for evaluating a magnetized state of a pinned layer of a magnetoresistive spin-valve element used, together with a recording element, in a magnetic head, is provided. The method includes the steps of (a) supplying a first alternating current to the recording element, while s
7525750 Head retracting apparatus, storage device, and head retracting method April 28, 2009
A head retracting apparatus retracts a head on a storage medium upon detecting a fall. A counter-value calculating unit calculates a counter value that changes with an increase of a falling time and an increase of a non-falling time. A retraction determining unit determines whether to
7525749 Disk array apparatus and disk-array control method April 28, 2009
A failure predicting unit predicts a failure in a hard disk device that forms a disk array. A data transferring unit transfers data from a failure-predicted hard disk device for which the failure is predicted by the failure predicting unit to a spare disk. A data deleting unit deletes
7525748 Information recording/reproducing apparatus April 28, 2009
A determining unit retrieves status information relating to recording or reproducing data on the magnetic disk, and determines whether to re-record data recorded in a recording area on the magnetic disk based on the retrieved status information. When the determining unit determines to
7523775 Bonding apparatus and method of bonding for a semiconductor chip April 28, 2009
A method of bonding and a bonding apparatus for a semiconductor chip that apply ultrasonic vibration to the semiconductor chip to bond the semiconductor chip to a substrate carry out leveling effectively at low cost and in a short time and can improve the bonding between the semicond
7523402 Information processing apparatus, a display control method of the information processing apparat April 21, 2009
The information processing apparatus displays two or more windows on a display device. The processing apparatus has a screen memory (48) for the display device (2) and a processing unit (40) for outputting image data of the specific window of the screen memory (48) to an external monitor
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