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Fujitsu Limited Patents
Assignee:
Fujitsu Limited
Address:
Kawasaki, JP
No. of patents:
21192
Patents:


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Patent Number Title Of Patent Date Issued
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
7523358 Hardware error control method in an instruction control apparatus having an instruction processi April 21, 2009
In the instruction control apparatus having an instruction processing suspension unit and an error detection unit, in order to improve the reliability of the apparatus, the apparatus is configured in such a way that when an error occurs to certain hardware resources in the instructio
7523354 Disk controller having path obstruction determination function April 21, 2009
In a disk controller having a plurality of controller modules (CMs), the CM includes a path obstruction determination unit for obstructing a part in which an anomaly occurs when the anomaly occurs on a communication path for communications between CMs, and, when the plurality of CMs
7523347 RAID control apparatus, and RAID control program and RAID control method April 21, 2009
A RAID control apparatus is able to cooperate with another RAID control apparatus to control at least one RAID apparatus. The RAID control apparatus comprises a diagnosis unit and a control unit. The diagnosis unit diagnoses the other RAID control apparatus when an disk error is dete
7523339 Information processing apparatus and media storage apparatus using the same April 21, 2009
An information processing apparatus switches a clock to reduce power consumption of an information processing unit. In order to reduce an overhead time in switching, the information processing apparatus includes an interrupt controller for generating a clock switch signal by accepting
7523326 Method and apparatus for maintaining a suspension state after powering down and fully powering d April 21, 2009
It is an object of the present invention to shorten the time needed to start when a cellular phone is switched on. If a power key is switched off during operation, the display of an LCD is switched off, and key interrupts and the like are masked. In this case, data in the middle of t
7523025 Host terminal emulator April 21, 2009
Disclosed is a host terminal emulator installed in a client computer to detect a coordinate at which a non-protecting attribute is set from coordinates in CUI screen data when it is received from a host computer, to generate GUI screen data in which GUI parts corresponding to the non
7522843 Optical repeater converting wavelength and bit rate between networks April 21, 2009
An optical repeater which includes a wavelength converter and a bit rate converter. The wavelength converter converts a wavelength of an optical signal from a first optical network to a wavelength of a second optical network. The bit rate converter converts a bit rate of the optical sign
7522839 Method of upgrading optical node, and an optical node apparatus April 21, 2009
An optical node apparatus according to the present invention amplifies a WDM signal light input to an input port, and thereafter, branches the amplified WDM signal light by an optical branching coupler to send the branched lights to first and second optical paths, and selects the light
7522838 Distribution components for a wavelength-sharing network April 21, 2009
In accordance with the teachings of the present invention, distribution components for a wavelength-sharing network are provided. In a particular embodiment, a distribution node for an optical network includes a first distributor operable to receive a first downstream signal comprising a
7522824 Photographing apparatus photographing method and computer program April 21, 2009
An image taking device (1), which takes an image of an object by focusing reflected light from the object on an image sensor (212), is provided with a distance measuring sensor (27) for measuring a distance between the object and the image taking device (1), and means for controlling
7522804 Structured shelf April 21, 2009
In an optical transmission node, a plurality of shelves, respectively connected to a plurality of optical cables having limitations on bending radius, are stored in one rack of the node. In a shelf body thereof, the first and second opening portions are made in a front surface, and an
7522788 Optical module and method of manufacturing the same April 21, 2009
An optical module with a plurality of optical waveguide substrates having element mounting openings and end surfaces which are adhered to each other with an optical adhesive; and a plurality of light deflecting element arrays mounted to the respective element mounting openings of the
7522783 Optical interconnect apparatuses and electro-optic modulators for processing systems April 21, 2009
Disclosed are optical modulators that provide high-speed modulation capability and compact size. In exemplary modulator embodiments, the branch waveguide cores are formed in different processing layers than the input waveguide core, and light is coupled from an input waveguide core t
7522647 Semiconductor laser and method of fabricating the same April 21, 2009
An intrinsic GaAs waveguide layer is formed on a p-type AlGaAs cladding layer, a quantum dot active layer is formed further thereon. An n-type AlGaAs cladding layer is formed on the center portion of the quantum dot active layer. Thus-configured semiconductor laser is allowed to succ
7522625 Processing method of fragmented packet and packet transfer equipment using the same April 21, 2009
The present invention provides a method of high speed assemble process capable of dealing with long packets with effective buffer memories usage. A processing method of fragmented packets in packet transfer equipment for transmitting and receiving packet data between terminals throug
7522617 Inter-node connection method and apparatus April 21, 2009
An inter-node connection method and apparatus for at least a first and second nodes respectively connected to private IP address network ends of at least a first and second address translation devices, which translate a private IP address into a global IP address, through global IP addre
7522561 Outer-loop power control device and method thereof April 21, 2009
The reference SIR control command determination unit of a reference SIR control unit provides a DSP with a target BLER and obtains an observation time period Sinc and Sdec from a conversion table in which an observation time period T, a reference SIR increase step Sinc, and a reference S
7522539 Network management system and transmission apparatus managed by the network management system April 21, 2009
A network management system (NMS) for setting a cross connect or path of a transmission network constituted by transmission apparatuses (NE) that cross connect and transmit signals. Among a plurality of NMSes, a cross-connect set by an upper NMS cannot be changed by a lower NMS. A co
7522533 Optical transmission apparatus having path trace function April 21, 2009
An optical transmission apparatus has a path trace function of carrying out a conductive state check of a path in a synchronous optical transmission network. The optical transmission apparatus includes a first judgment unit judging a path trace format of an existing standard in accor
7522525 L2 switch April 21, 2009
In an L2 switch having a VLAN function for configuring a layer 2 network in a star topology, a mesh topology, a ring topology, or the like, a VLAN functional portion maps a frame to a predetermined VLAN, a frame classifying portion assigns to the frame a first tag indicating a priori
7522499 Recording method and apparatus for optical recording medium with a laminated structure having RO April 21, 2009
The recording method for an optical recording medium with a laminated structure with a ROM layer, from which data having been recorded beforehand can be read out, and a RAM layer, from which data is read out and in which data is recordable, includes: emitting laser light that has two
7522418 Electronic equipment and rack apparatus April 21, 2009
An electronic equipment has a heat-generating part therein. A housing accommodates component parts including the heat-generating part. A cooling-medium circulation system circulates a liquid internal cooling-medium between a heat-absorbing part and a heat-radiating part, the heat-abs
7522410 Protective case for portable computer April 21, 2009
A protective case for a portable or laptop computer is shown. The case is designed to allow use of the computer without the need to remove it from the case. The bottom wall of the case has an attachment mechanism for holding the computer securely in place while the case is open. Angled
7522364 Control circuit for information storage device April 21, 2009
To reduce power consumption of an information storage device, a control circuit for the information storage device stops the supply of a formatter clock or an ECC unit clock simultaneously with a seek operation. When a clock stop time has elapsed by the time obtained by subtracting a
7522363 Medium storage device and medium rotation synchronization processing method for medium storage d April 21, 2009
A medium storage device writes or read data on a storage medium synchronizing the rotation of the storage medium with the DSW method for decreasing the gap length considering the rotation jitter. The medium storage device has a controller for generating synchronization timing signals
7522361 Method for detecting signal used when reading information from storage device April 21, 2009
The storage device 10 provides a signal detection method for preventing the degradation of an error rate at the time of information reading, caused by the change of a magnetic characteristic due to a non-uniform magnetic storage medium. The storage device 10 comprises a storage medium
7522360 Flying height measurement apparatus and method therefor April 21, 2009
Provided is a new apparatus for measuring a flying height of a head requiring none of a specific magnetization pattern, that is, ahead flying height measurement apparatus for use within a disk drive including a reading head, including: a signal replay unit 300 for replaying a signal
7522156 Optical scanning-type touch panel April 21, 2009
Laser light emitted by a light emitting element is made parallel light by a collimation lens, passes through an aperture of an aperture mirror, and is then angularly scanned in a plane substantially parallel to a display screen by rotation of a polygon mirror and projected onto a recurre
7522113 Planar antenna April 21, 2009
The present planar antenna include: a linear antenna element to which electric power is to be supplied and a loop-shaped parasitic antenna element placed in the vicinity of said linear antenna element, which are provided on one side of a dielectric substrate. This simple arrangement
7522104 Antenna and wireless apparatus April 21, 2009
An antenna that provides three resonance frequencies includes a dielectric, and an electrically conductive antenna element arranged on a dielectric, the antenna element branches into three parts and being connected to a single feeding point, and at least two of the three parts being
7522021 Surface acoustic wave apparatus April 21, 2009
A surface acoustic wave apparatus has a configuration by which the spurious of the higher-order transverse modes is suppressed and a SAW excitation intensity distribution is not changed in the propagation direction. The surface acoustic wave apparatus has at least one interdigital tr
7521761 Variable layout structure for producing CMOS circuit April 21, 2009
A layout structure for a CMOS circuit comprises a transistor layer forming P-type transistors 11 and 21 and N-type transistors 12 and 22, and a resistor layer which includes a resistor 13 formed to have a predetermined length and to make plural appropriate portions or the entire of t
7521745 Semiconductor device reducing leakage across a ferroelectric layer April 21, 2009
A bottom electrode (52) made of Ir, an initial layer (53), a core layer (54) and a termination layer (55) of a PZT film, and a top electrode (56) made of IrO.sub.2, are formed on an underlining film (51). The initial layer (53) is formed in a low oxygen partial pressure with a thickness
7521135 Recording medium and method of making the same April 21, 2009
A recording medium includes a substrate, a recording layer provided with perpendicular magnetic anisotropy for recording of information, a foundation layer disposed between the substrate and the recording layer, an initial layer which is greater in surface tension than the foundation
7519993 Information processing terminal and information security and protection method therefor April 14, 2009
The present invention is an information processing terminal capable of preventing leakage of identification information while adopting a general-purpose OS to provide development environment for a free application software and using a common keyboard for entry of identification numbe
7519965 Computer-readable medium recorded with a deadlock pre-detection program April 14, 2009
A computer-readable medium recorded with a deadlock pre-detection program for making a computer execute a first procedure of making the computer read job logic design information structured of a plurality of process steps including an access step involving an access to any one of a p
7519935 Circuit diagram drafting system and method and computer program product April 14, 2009
A circuit diagram drafting system for drafting a circuit diagram comprised of a plurality of circuit components and connections connecting terminals of the circuit components, the circuit diagram drafting system provided with a display unit for displaying the circuit diagram and a managi
7519903 Converting a structured document using a hash value, and generating a new text element for a tre April 14, 2009
A new element is generated by joining the contents of elements relatively at the same position among a plurality of records of a structured document. Next, a new record that includes the new element and inherits the relative position relationship of the elements within the records is
7519716 Information providing method, information providing system, terminal device, central apparatus a April 14, 2009
One terminal device accepts provision information to be provided, and furthermore, recipient information relating to a recipient capable of receiving the provision information, and accepts a provision format of the provision information for each recipient. The accepted provision info
7519697 Computer network system and portable computer April 14, 2009
A computer network system in which an IP address is assigned not only automatically at a destination of a notebook size PC (portable personal computer) 4, but also information relating to shared resources on the network is obtained at the site from a server 1 through a LAN circuit 2,
7519665 Multi-channel processing control device and multi-channel processing control method April 14, 2009
Multi-channel processing control device and method that efficiently performs enhanced customer service geared to the channel and service characteristics, and that can be readily modified to suit future expansion. A process request generated at a BC controller client (21) is sent as a
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