Hitachi

To provide a group-III nitride semiconductor freestanding substrate, with carrier concentration of a peripheral part of a n-type group-III nitride semiconductor freestanding substrate set to be lower than the...

A system for processing information for providing semantic information and/or information associated with the semantic information useful for each individual organism through effective utilization of...

To update the program, the file is updated by verifying according to a digital signature attached to the file having the program converted whether the file is not dishonestly falsified. To verify the digital...

A compact resonator has a wide bandwidth and a small variation of the specific vibration frequency. The resonator is a thin film tuning-fork type inflection resonator in which a thin film made of a...

The present invention is to prevent a capture error of display data caused by a delay due to a built-in driving circuit in a display device with a built-in driving circuit. The display device comprises: a...

Embodiments in accordance with the present invention provide a limiter mechanism that permits the gimbal to be designed more freely than before. The head gimbal assembly (HGA) according to one embodiment of the...

The work load imposed on an administrator increases because the administrator has heretofore performed the work of allocating volumes to applications of PC server devices and the work of taking over volumes for...

A photosensitive resin composition according to the invention comprises (A) a binder polymer, (B) a photopolymerizing compound with an ethylenic unsaturated group and (C) a photopolymerization initiator,...

A lens has a flange part at the outer periphery of its surface. A flange surface of the flange part is higher than the lens surface. The flange surface has a marking to identify a production jig, for example.

A technique for increasing rewriting current without increasing a power supply voltage and also reducing location dependency inside a memory array of a resistive state after the rewriting is provided in a...

A first storage subsystem 100A includes a first storage device 6A1 and one or more second storage devices 6A2, 6A3. A second storage subsystem 100B includes a third storage device 6B1 and a fourth storage...

Methods of recording head fabrication are provided to fabricate a region of separation material between a write pole and a shield of a write head that forms a controlled spacing between the write pole and the...

A method, apparatus, article of manufacture, and system are presented for establishing redundant computer resources. According to one embodiment, in a system including a plurality of processor devices and a...

A travel assembly, for example, suited for arrangement on a vehicle such as a mining dump truck, is provided with a travel motor, a planetary speed reduction mechanism for transmitting rotation of the travel...

A GaN single-crystal substrate has a substrate surface in which polarity inversion zones are included. The number density of the polarity inversion zones in the substrate surface is not more than 20 cm−2. A GaN...

Track pitch in a hard disk drive is selected to satisfy the requirements of both off-track capacity (OTC) and adjacent track interference (ATI). The invention separately measures the track pitch requirements...

Provided is the virtual computer system including an emulation module for emulating an operation based on an operation code for executing the operation of hardware of a server system, an exception event handler...

A miter saw including a base, a turntable, a support section extending from the turntable, and a circular saw unit supported to the support section. A rotation amount detection unit detects rotation amount of...

A defect inspection apparatus enable to efficiently perform a temperature control without involving an enlarged size can be achieved. The parts constituting the defect inspection apparatus are classified into...

A computing system includes: first and second I/O interfaces that are associated with a server; and an I/O management unit that connects the server with the first and second I/O interfaces. The I/O management...

Systems for backing up the data of an IT system by utilizing server or storage virtualization technology to create and move logical IT infrastructures dynamically. A virtualized IT system provides a server...

Disclosed is a dielectric ceramic composition which has high dielectric constant and suppressed low thermal expansion coefficient. Also disclosed are a multilayer dielectric substrate using the dielectric...

A system comprises a plurality of storage systems, which provides different storage functions, and is controlled by a management server. The management server determines whether to change the control of the...

The medical image diagnosis device of the invention includes image generating means configured to obtain image data of a tissue of an object and generate an image of the tissue of the object based on the image...

At least one second I/O switch which a plurality of I/O devices is coupled to is coupled to at least one first I/O switch to which a plurality of servers is coupled. A configuration in which all servers that...

The power consumption of a computer is dynamically managed independent of the OS or applications and without any delay time caused by system control. A blade server has server blades each including a processor,...

Provided is a magnetic random access memory to which spin torque magnetization reversal is applied, the magnetic random access memory being thermal stable in a reading operation and also being capable of...

A controller of a distributed computing system assigns feature vectors, and assigns data processors and a model updater to first computers. The data processors have charge of iteration calculation of machine...

A storage system has multiple disk controller (DKC) units that are coupled to one another in accordance with a coupling mode that satisfies the following (a1) through (a3): (a1) One DKC...

A hard disk drive (HDD) minimizes the effects of far track erasure (FTE) by counting the number of writes to the data tracks and incrementing counters based on the known effect of FTE on each track. The extent...

A method and apparatus are provided for implementing Advanced Process Control (APC) for enhanced electrical, magnetic, or physical properties process output control using a sequential segmented interleaving...

The present invention provides means for effectively reducing the amount of data by means of de-duplication in a disk array apparatus having a data guarantee code. A control means for the disk array apparatus...

A communication control server of the present invention comprises: a network interface; a memory unit in which a cluster information table and a channel state information table are stored; a channel state...

A method of fabricating media comprises forming recording media on a substrate. An overcoat is deposited on the recording media opposite the substrate. The overcoat has a first surface finish. The overcoat is...

A light guide plate includes: a plate surrounded by two main surfaces and a plurality of end surfaces connecting the main surfaces, one of the end surfaces designated as an entrance surface, one of the main...

The present invention provides a scroll type fluid machine realizing reduced attachment space in a casing and improvement in workability at the time of assembly and the like by using a plurality of ball...

Wheels of a dump truck are each provided with a travel assembly for transmitting an output of an electric motor to the wheel via a reduction gear unit. The travel assembly is provided with a cooling circuit for...

A plasma display device includes: a front substrate and a back substrate facing each other and interposing a discharge gap; and a plurality of discharge cells formed by the front substrate and the back...

Provided is a storage system that includes a first storage apparatus and a second storage apparatus each connected to a host computer. The first and second storage apparatuses each include a controller and a...

In a method and an apparatus of providing effective input/output data connections between services, for reducing load on a designer when designing service-based software application, which is described by a...

A portable terminal displays on a selection screen not only contents stored in the portable terminal but also contents stored in a contents server communicatable via a network with the portable terminal. The...

A communication system in which, even when an HTTP session is disconnected from a mobile device, the HTTP session can be continued or a response from a Web server can be returned to a user, without installing a...

In a wind turbine generator system including an AC exciting converter a grid side converter, and a controller configured to control the AC-exciting converter and the grid side converter, the controller operates...

According to a 2-dimensional map having longitudinal and horizontal axes indicating different elastic information, hue or luminance of each pixel is mapped correspondingly to their elastic information, and the...

It is an object of the invention to provide an engine system using a small-sized heat exchanger having a high efficiency and a stable performance for heating and vaporizing a hydrogen medium supplied to a...

Disclosed is a stainless steel containing, by mass, 0.05% or less carbon, 1.5 to smaller than 3.5% Si, 3.0% or less Mn, 6.0 to 12.0% Cr, 4.0 to 10.0% Ni, 10.0% or less Co, 6.0% or less Cu, 0.5 to 3.0% Ti, 0 to...

A hard disk drive (HDD) including a first resistive temperature detector (RTD) configured to detect a temperature generated by proximity of a slider and a media. The first RTD is proximate an air bearing...

A wireless LAN device determines whether there is a necessity to search for a base station based on base station information as to a currently associated first base station, and selects all or a part of base...

Proposed are a storage system and a data migration method capable of effectively performing data migration between storage apparatuses. This storage system includes a host apparatus equipped with a function for...