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A semiconductor device includes a test target circuit; scan chains that enable scanning of the test target circuit; a first random number generation circuit...
Storage system that finds occurrence of power source failure
One or more switches are interposed between a controller portion and a storage device. When transmission of a command to a certain storage device fails, a...
Method and apparatus for managing virtual ports on storage systems
A storage system is configured to create and manage virtual ports on physical ports. The storage system can transfer associations between virtual ports and...
Computer system, storage area allocation method, and management computer
Disclosed is a system and method for preventing deterioration in I/O performance of a computer resulted from a use of the same physical disk among different...
Apparatus for supporting creation of access path from host to logical
A path creation support apparatus acquires either a portion of the parameters required for path creation or parameter decision information for deciding this...
Storage system logical storage area allocating method and computer system
A method for allocating optimum pages to a logical volume according to the usage of the logical volume and an access characteristic is provided. A storage...
Storage system and operation method thereof
Aiming to suitably balance, when backing up data to a magnetic tape, search time and writing/reading performance depending on the purpose of the backup,...
Remote copy system and remote site power saving method
A computer migrates to the same remote controller, from among a plurality of remote virtual computers at a remote site, two or more remote virtual computers...
Storage system and data management method
Storage system and data management method to reduce the load on a virtualization apparatus by executing backup processing or restoration processing within one...
Control device of a storage system comprising storage devices of a
plurality of types
A control device of a storage system including a CPU which receives input information including at least a size and an archive deadline of data which is stored...
Method and apparatus for a unified storage system
A unified storage system for executing a variety of types of storage control software using a single standardized hardware platform includes multiple storage...
Storage system and path management method for multi-host environment
A storage system and a path management method, which can facilitate node replacement are proposed. In the storage system, the host sets plural paths between the...
Storage system and storage management system
A storage system whereby all managers of the storage system can easily collect the history data of the manager of each partition. The storage system is designed...
One code (a compressed redundant code) is created based on a plurality of first redundant codes, each created on the basis of a plurality of data units, and...
Storage apparatus and data storage method using the same
A storage apparatus comprises a disk device and a disk controller for controlling the disk device. The disk controller provides a data volume including an...
Contents delivery system using cache and data replication
An information processing apparatus is provided capable of effectively utilizing resources in data transmission processes executed by a plurality of control...
Provided is a storage controller that will not impair the operation of a storage control system even when a new storage area is added to a pool corresponding to...
Integrated application management system, apparatus and program, and
integrated session management server,...
Disclosed here is an integrated application system for enabling a new application to be added and a user to select an optional application easily. The...
Network system, network device, and network belonging judgment method
The present invention improves user-friendliness and protect content with increased reliability when judging whether network devices belong to the same home...
Storage system and a file layer management method
A file server holding tag information representative of file contents and an access frequency of each file calculates a tag rating from the access frequency of...
Computer system for hierarchically managing a journal and method therefor
Provided is technology in which a first storage system includes a first logical volume and a second logical volume, the second logical volume stores therein a...
Conversational speech analysis method, and conversational speech analyzer
The invention provides a conversational speech analyzer which analyzes whether utterances in a meeting are of interest or concern. Frames are calculated using...
Electronic device and a system using the same
By individuals in an organization possessing a portable node and acquiring sound information, an electronic device and a system that analyze human behavior,...
Method of correcting coordinates, and defect review apparatus
The present invention provides a method of correcting coordinates so as to quickly and properly arrange a sample in a field of view in a review apparatus for...
Variable valve actuation system of internal combustion engine and control
apparatus of internal combustion engine
In a control apparatus of a supercharged internal combustion engine, a variable valve actuation system interacts with an engine control system. A controller is...
Flow controller and test method therefor, and flow control method
A flow controller and a test method therefor are provided which enable testing of the flow control of a process gas passing through a fluid path during...
Obstacle avoidance system for a user guided mobile robot
The system includes a mobile apparatus that moves after receiving an input of a path. The system has a path-setting unit for setting the path of a mobile...
Status notification method in wireless communication apparatus
A call connection request from an access terminal is suppressed in a state in which the base station judges that the call connection is impossible, thereby...
Method and apparatus for performing handoff in mobile network
communication by immediately terminating a...
A server including: a communication unit for wirelessly communicating with a mobile terminal through one of wireless network gateways; and a processing unit for...
Radio access point testing apparatus
In a case where reception power in a radio access point is high by external noise, the normalcy of the radio access point is tested. In order to judge the...
Wireless terminal and wireless base station
In a case where a switching source wireless communication system is a wireless communication system in which a transmission timing of a packet or data rate can...
Optical transmitter/receiver module
An optical element mounting substrate where a plurality of light emitting elements have been mounted on the same plane, a lens array for collimating a plurality...
Passive optical network system, optical line terminal, and optical network
In a PON system by WDM, IP broadcast can be received without oppressing a band used by a user for Internet communication. An OLT provides a first wavelength...
Resin composition for optical material, resin film for optical material,
and optical waveguide
A resin composition for an optical material, which is excellent in heat resistance and transparency and is soluble in an aqueous alkali solution, a resin film...
Inspection apparatus for inspecting patterns of a substrate
A pattern inspection apparatus has a setting unit of a plurality of cell areas A and B of different cell comparison pitches and inspects the plurality of cell...
Communication terminal apparatus, communication method, and recording
medium for establishing communications...
A communication processing unit includes communication processing units which use different communication manners. A user interface unit receives input of...
Moving picture encoding method and decoding method
A moving picture decoding method, which generates a predicted image using information on motion vectors and information on reference images, the moving picture...
Information processing system and access method
A plurality of logical units are set in an information processing device and a storage device and connected by logical paths. The information processing device...
Communication system and communication control equipment
Mobile IPv6 assigns MN (Mobile Node) with a fixed home address in order to guarantee an arrival to MN 7. A SIP process of HA (Home Agent) 2 is provided with a...
Multiple wireless local area networks for reliable video streaming
A media center system comprises a first wireless controller operative to communicate with a first set of devices on a first WLAN using a first wireless...
High-frequency circuit, high-frequency device and communications apparatus
A high-frequency circuit for wireless communications selectively using a first frequency band and a second frequency band lower than the first frequency band,...
Optical pick-up and optical information recording and reproducing
An optical pick-up which permits the relative position of a diffracting optical element and a photodetector to be adjusted by feedback control with signals...
Optical pickup device
Provided is an optical pickup device capable of stabilizing a tracking signal and a focusing signal and of preventing quality deterioration of a data signal by...
Method of reducing storage power consumption by use of prefetch and
computer system using the same
Provided is a computer system including: a computer running as a DB server; a storage system including a plurality of disk drives for storing data; and a...
Switching power supply device and electrical apparatus using the same
The present invention provides a switching power supply device capable of automatically restarting an electrical apparatus without a user operation when a...
Electronic device chassis and canister
In the invention, a finger board is bent like a "letter V", and a thickness adjustment plate is provided between the finger boards of modules to be able to...
Method and device for repeatable shorting and unshorting of
The present invention provides methods and systems for repeatably creating and severing a short circuit to protect an electronic component from ESD. A short...
Lorentz magnetoresistive sensor with integrated signal amplification
A Lorentz magnetoresistive sensor having integrated signal amplification. The sensor is constructed upon a substrate such as a semiconductor material, and an...
Magnetic head assembly and magnetic tape driving apparatus
A magnetic head assembly of the present invention includes a head rail having a plurality of head element portions each including a MR element and sliding...
EMR magnetic sensor having its active quantum well layer extending beyond
an over-lying semiconductor layer end...
An extraordinary magnetoresistive sensor (EMR sensor) having a lead structure that is self aligned with a magnetic shunt structure. To form an EMR sensor...