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Assignee: Hitachi, Ltd.


Location: Not specified.
No. of applications: 1338

1                      
Application No.Application TitleIssue Date
20120131576VIRTUAL COMPUTER SYSTEM AND MIGRATION METHOD OF VIRTUAL COMPUTER
When LPAR in a physical computer is migrated to LPAR in another in the state that OS operates, OS in LPAR can access disk which the OS has accessed before migration just after migration. FC-HBA's connected to the physical computers of the source and destination are cons...
05/24/2012
20120131270STORAGE SYSTEM AND CONTROL METHOD THEREOF
Proposed are a storage system and its control method capable of dealing with the unique problems that arise when using a nonvolatile memory as the memory device while effectively preventing performance deterioration. This storage system is provided with a plurality of m...
05/24/2012
20120131196COMPUTER SYSTEM MANAGEMENT APPARATUS AND MANAGEMENT METHOD
The present invention manages response performance of a virtual volume. A performance monitoring server 10 monitors performance of a virtual volume 400, which a storage apparatus 40 provides to a host 30. When response performance of a virtua...
05/24/2012
20120129527WIRELESS COMMUNICATION SYSTEM AND METHOD FOR WIRELESS COMMUNICATION
When a femto cell base station detects an intense uplink interference, the femto cell base station autonomously extends the femto cell so as to raise a probability that a mobile terminal around the original femto cell may be connected to the femto cell base station. If ...
05/24/2012
20120128349PASSIVE OPTICAL NETWORK SYSTEM, STATION SIDE APPARATUS AND POWER CONSUMPTION CONTROL METHOD
In a PON system having a station side apparatus (OLT) and plural home side apparatuses (ONUs), the station side apparatus includes an uplink frame transfer processing part controlling frame transfer from the home side apparatus to the station side apparatus, a transfer ...
05/24/2012
20120127570AUTO-STEREOSCOPIC DISPLAY
An auto-stereoscopic display is provided with a plurality of projectors, a micro-lens array for collecting the light beams of the images projected from the projectors, and a diffuser for diffusing the beams collected by the micro-lens array. The diffuser has the diffusi...
05/24/2012
20120126953COMMUNICATION TERMINAL, PROGRAM AND COMMUNICATION SYSTEM
When regulation information set in a communication terminal such as a portable terminal is changed, the changed content can be efficiently acquired and set in the communication terminal. A term of validity is set in the regulation information used for a portable termina...
05/24/2012
20120126162STEAM TURBINE VALVE
A steam turbine valve has a valve seat, a valve rod or a valve body in which a 3 to 5 mm thick stellite sheet is welded to ferrite cast steel by friction-stir welding, and it is preferable that a stellite layer made of the stellite sheet welded by friction-stir welding ...
05/24/2012
20120110045FILE MANAGEMENT METHOD AND STORAGE SYSTEM
Files stored in a storage system are grouped in a metadata server, and storage servers discretely storing these files are instructed to detect file duplication and to remove duplicate data. The storage servers detect duplicate data by comparing file fragments stored by ...
05/03/2012
20120108435JOINT OF SUPERCONDUCTING WIRES AND METHOD FOR JOINING SUPERCONDUCTING WIRES
Provided is a superconducting apparatus, including a joint of superconducting wires having high electric conduction characteristics and a superconducting magnet or the like. The superconducting joint comprises a plurality of superconducting wires and a sinter which inte...
05/03/2012
20120107722SEPARATOR AND FUEL CELL USING THE SAME
A separator for a fuel cell includes a metal separator (metal substrate) having projections formed by ribs, and porous members provided in a plurality of flow passages partitioned by the projections, in which a hydrophilic portion is provided in a center part of a cross...
05/03/2012
20120107721POLYMER ELECTROLYTE MEMBRANE, AND MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL USING THE SAME
Disclosed is a fuel cell in which a membrane electrode assembly less undergoes increase in ion conduction resistance, and a polymer electrolyte membrane less undergoes deterioration. Specifically, the polymer electrolyte membrane includes a first membrane and a second m...
05/03/2012
20120106958OPTICAL MULTIPLEXING TERMINATING DEVICE, PASSIVE OPTICAL NETWORK SYSTEM AND METHOD FOR ALLOCATING WAVELENGTH
A passive optical network system such that the power consumption can be reduced as much as possible according to the end-user traffic. An OLT uses the DBA function thereof and sequentially uses frequencies in ascending order of transmission rate in order to sequentially...
05/03/2012
20120083415PROCESS OF SUPERCONDUCTING WIRE AND SUPERCONDUCTING WIRE
A process of a superconducting wire is provided, which includes a step for twisting a first wire with a second wire that is different from the first wire and a step for filling a twisted wire of the first wire and the second wire in a metal tube, or enveloping the twist...
04/05/2012
20120072775METHOD OF COLLECTING INFORMATION IN SYSTEM NETWORK
To quickly establish an inferring result when a problem is detected in an operation management system equipped with a rule-based inference processing function, there is provided a method of collecting information for managing a computer system equipped with a plurality ...
03/22/2012
20120072687COMPUTER SYSTEM, STORAGE VOLUME MANAGEMENT METHOD, AND COMPUTER-READABLE STORAGE MEDIUM
A computer system in an embodiment comprises a storage apparatus, a host computer, and a copy control program. The storage apparatus performs copy operations of volumes allocated to a guest OS of the host computer. The copy control program obtains volume information of ...
03/22/2012
20120072642STORAGE APPARATUS AND CONTROL METHOD OF STORAGE APPARATUS
Storage drives of a plurality of types are mounted on a storage device together. A storage apparatus includes: an I/O controller that receives an access request sent from an information apparatus and writes data to or reads data from a storage drive; a storage drive mou...
03/22/2012
20120072641SEMICONDUCTOR STORAGE DEVICE AND DATA CONTROL METHOD THEREOF
The flash memory controller compresses data in response to a write request. On condition that there is a compression effect with respect to the compressed data, the flash memory controller writes the compressed data to the base area of a physical block of a flash memory...
03/22/2012
20120068355SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
A semiconductor device including two silicon wafers stacked and bonded together with bumps of one wafer electrically coupled with those of the other wafer, in which generation of voids on the junction surface between the silicon wafers is suppressed. Due to a recess mad...
03/22/2012
20120054469BLADE SERVER APPARATUS
A blade server apparatus including a plurality of server modules, a backplane for mounting the plurality of server modules thereon, and an SMP coupling device having wiring lines to SMP couple the plurality of server modules. Each of the server modules has one or more p...
03/01/2012
20120054393COMPUTER SYSTEM, I/O DEVICE CONTROL METHOD, AND I/O DRAWER
To make it possible for multiple blades to share an SR-IOV device in the form that enables a hypervisor to acquire necessary information and to make a setting between itself and a PF. A computer system has multiple servers, an I/O device, an I/O switch for connecting th...
03/01/2012
20120053866METHOD FOR ANALYZING OPERATING POINT OF PERMANENT MAGNET, PROGRAM THEREFOR, AND RECORDING MEDIUM
A method for analyzing an operating point of a permanent magnet performs electromagnetic field analysis based on a B-H curve of the permanent magnet and element data concerning a finite number of elements into which the permanent magnet is divided to obtain the operatin...
03/01/2012
20120051260RADIO BASE STATION SYSTEM AND BASE STATION
A femto base station registers IDs of neighboring macro base stations and the ID of a terminal into a management device. When the femto base station detects that the communication state of a terminal in communication with the femto base station transited from active to ...
03/01/2012
20120050721Finger identification apparatus
An identification apparatus keeps the conditions for imaging uniform among successive identifications, and requires a user to perform only a series of simple maneuvers. The apparatus comprises a guide member, a light source, and an imaging unit. The guide member include...
03/01/2012
20120048028APPARATUS FOR MEASURING A MECHANICAL QUANTITY
Because of stress occurring due to a change in temperature, and presence of heat distribution on a semiconductor substrate, and a dopant dosage gradient, an offset output occurs to a Wheatstone bridge circuit intended for detection of strain, posing a problem. To solve ...
03/01/2012
20120046603HYPERBARIC DRESSING AND METHOD
In a hyperbaric dressing a first fluid, such as oxygen, is deliverable between a fluid-impermeable layer impermeable to the first fluid and a fluid-permeable layer permeable to the first fluid. Edges of the fluid-impermeable layer and the fluid-permeable layer are seale...
02/23/2012
20120044954COMMUNICATION DEVICE
A communication device reduces a processing time required at the time of mutually converting different wireless or wired communication protocol and improves a real-time property. The communication device includes two or more communication units which communicate with tw...
02/23/2012
20120038963MEMS DEVICE AND METHOD OF MANUFACTURING MEMS DEVICE
A protrusion formation hole is provided so as to pierce a support substrate. A polysilicon film as an electrical conducting material is embedded in the protrusion formation hole through an oxide silicon film. The polysilicon film partially bulges out of the protrusion f...
02/16/2012
20120038438AIR CIRCUIT BREAKER
In an air circuit breaker provided with a make-and-break unit having a stator 11 and a blade-shaped movable element 10 rotatably supported with a support shaft 9 oppositely to the stator, comprising an electromagnetic operation unit 20 having...
02/16/2012
20120038239DRY MICA TAPE AND INSULATION COILS MANUFACTURED THEREWITH
A dry mica tape includes a base material, a binder resin layer A formed on the base material and including an epoxy resin and an accelerator, a mica paper layer formed in contact with the binder resin layer A, and a binder resin layer B formed in contact with the mica p...
02/16/2012
20120036393FAILURE RECOVERY METHOD, FAILURE RECOVERY PROGRAM AND MANAGEMENT SERVER
In a computer system including server apparatuses such as an active server and a standby server connected to a storage apparatus, when the active server fails, a management server changes over connection to the storage apparatus from the active server to standby server ...
02/09/2012
20120036269COMMUNICATION SYSTEM
One of objects is to reduce a load in a session management and relay process on an SOAP-SIP adaptor for providing a 3PCC service. The SOAP-SIP adaptor (hereinafter the adaptor) receives a connection request message between a first terminal and a second terminal from a W...
02/09/2012
20120035975METHOD AND APPARATUS FOR CREATING WORK PLAN
Creation of detailed work plan related to works of assembling a large scale structure, such as plant construction, is aided by enabling parallel works on plural components in a work area and avoiding spatial interference between works. A method for creating detailed wor...
02/09/2012
20120035844CRUISE ASSIST SYSTEM
A cruise assist system for a vehicle, which is structured to contain magnetic particles in the stop line, and integrate results of measurement of the stop line position based on the GPS positioning, which has been conducted every time the vehicle stops at the stop line ...
02/09/2012
20120034503POSITIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, LITHIUM-ION SECONDARY BATTERY AND SECONDARY BATTERY MODULE USING THE SAME
A positive electrode material for a lithium-ion secondary battery that can stably inhibit heat generation, a lithium-ion secondary battery comprising the positive electrode material for a lithium-ion secondary battery as a positive electrode material that is excellent i...
02/09/2012
20120031110CRYOGENIC REFRIGERATOR COUPLING STRUCTURE
For providing a refrigerator coupling structure for enabling attaching/detaching and re-cooling of the refrigerator in a short time-period, by suppressing a heat movement from the refrigerator at the room temperature to an object to be cooled, which is cooled down to cr...
02/09/2012
20120030504HIGH RELIABILITY COMPUTER SYSTEM AND ITS CONFIGURATION METHOD
[Object]

To increase the speed of copy processing from an online computer 101 to a standby computer 102.

[Solution]

When copying copy target information from the onl...

02/02/2012
20120030444STORAGE CONTROL DEVICE AND DATA PROCESSING SYSTEM
A storage medium management part includes a stored data amount adjustment part that: stores a maximum data amount which the storage medium can store at the time of startup of a storage control device, and a stored data amount which is an initial stored amount, in a data...
02/02/2012
20120030423STORAGE DEVICE, CONTROLLING METHODS FOR THE SAME AND PROGRAMS
This invention ensures the provision of data as complete files in the storage device capable of processing both block I/O and file I/O. For this purpose, for each of the logical volumes, this invention attempts to unmount logical units (LUs) storing files triggered by a...
02/02/2012
20120030404COMPUTER SYSTEM, COMPUTER AND METHOD FOR PERFORMING THIN PROVISIONING CAPACITY MANAGEMENT IN COORDINATION WITH VIRTUAL MACHINES
In the computer system, a storage system provides a storage level virtual volume based on thin provisioning technology, to a physical server on which a virtual machine is defined. The storage system releases the area of the logical volume corresponding to the storage le...
02/02/2012
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