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A thin-type optical head, smaller in optic mounting spaces comprising to the conventional one, in an optic system enabling with BD including a 2-layers BD, DVD...
High-speed optical disk drive
If the read speed is increased while high-frequency modulated carrier is fixed at a constant frequency, it becomes difficult to separate the read signal from...
Disk controller and storage system
Proposed is a disk controller capable of notifying that a hard disk drive needs to be replaced even when the power of such hard disk drive is turned off. When a...
Optical disc apparatus
An optical disc apparatus for recording or reproducing on or from an optical disc, comprising a laser light source for emitting a laser beam; a drive portion...
Correcting temperature characteristic of optical pickup of an optical disk
There is a need to provide correction of a temperature characteristic of an optical pickup of an optical disk recording/reproducing apparatus, in which items of...
Optical disk apparatus with an improved track jump performance
An optical disk device for recording or reproducing an optical disk has: an objective lens for irradiating a laser beam to the optical disk; an actuator for...
Head for thermal assisted magnetic recording device, and thermal assisted
magnetic recording device
In a head for thermal assisted magnetic recording device, a semiconductor laser is mounted so that the total height of the head does not become larger and light...
Optimized ridge apertures for thermally assisted magnetic recording
Methods and devices for optimized ridge near field apertures for thermally assisted magnetic recording are disclosed. The aperture dimensions and supporting...
A capacitor module in which the structure of a connecting portion is highly resistant against vibration and has a low inductance. The capacitor module includes...
Tunneling magnetoresistance read sensor with dual sense layers
A tunneling magnetoresistance (TMR) read sensor with a Co--Fe--B lower sense layer and a Co--Hf upper sense layer is disclosed. In order for the dual sense...
Method of utilizing a solder reflow channel in the formation of a hard
A method of utilizing a solder reflow channel in the formation of a hard disk drive is disclosed. The method provides a first hard disk drive component having...
Slider and suspension composite fiber solder joints
Systems and methods for a slider and suspension assembly are discussed. The slider and suspension assembly comprises a slider, a suspension, and composite fiber...
Optical inspection method and optical inspection apparatus
In the conventional contaminant particle/defect inspection method, if the illuminance of the illumination beam is held at not more than a predetermined upper...
Liquid crystal display device and method of manufacturing that
An organic solvent includes a photo decomposition type polyimide acid which forms an alignment film of a liquid crystal display device by radiation of a...
Transflective liquid crystal display device
To improve display quality in a transflective liquid crystal display device. In a transflective liquid crystal display device based on the IPS system according...
Backlight for liquid crystal display device and liquid crystal display
device using the same
An object of the present invention is to provide a backlight for a liquid crystal display device which is easy to repair and prevents the brightness from...
Liquid crystal display device having reduced outer dimensions
An object of the present invention is to reduce the exterior of a display device while retaining a display screen at a certain size. A liquid crystal display...
Detection voltages of self light emitting elements in a self-luminous display panel are detected by a detection circuit through a selection switch in a data...
Plasma display apparatus and method of driving the same
A PDP apparatus having a driving circuit in which a circuit for applying a rising-slope waveform in a reset period, a circuit for applying a falling-slope...
Plasma display apparatus with driving and controlling circuit unit
This invention is directed to a technique capable of achieving image quality improvement by the control of reset thinning drive (second drive) in a PDP drive...
Controller for rotating electrical machines
A controller for rotating electrical machines comprises a processing unit, to which a plurality of parameters are input, for generating a switching instruction...
Organic electroluminescent display device
The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which...
Wind turbine generator system
A wind turbine generator system can regulate the rotational velocity of the wind turbine within an operation range even when the wind velocity suddenly changes...
In a test method of stacked LSIs connected by Through Silicon Vias, it is difficult to perform a failure diagnosis by using a conventional device test method to...
Electronic device and pressure sensor
An electronic device requires an electronic component to be mounted for the purpose of static shielding. The mounting of such an electronic component raises a...
A display device for improving an aperture ratio of the pixel is provided. In the display device, a transparent oxide layer, an insulating film, and a...
Semiconductor device inspection apparatus
A semiconductor device inspection apparatus having a noise subtraction function includes an electron gun, a stage for holding a sample, a main detector for...
Device-cable assembly integrally molded with resin
A device-cable assembly integrally molded with a resin according to the present invention comprises: the electric/electronic device; the cable including: a...
Purification process of electroluminescent material, electroluminescent
material and electroluminescent device
Objects of the present invention are to provide a purification process that enables Pd and P to be removed effectively, and to provide an electroluminescent...
High-Cr, high-Ni, heat-resistant, austenitic cast steel and exhaust
equipment members formed thereby
A high-Cr, high-Ni, heat-resistant, austenitic cast steel comprises as main components C, Si, Mn, Cr, Ni, W and/or Mo, and Nb, the balance being substantially...
Single crystal material and process for producing the same
The invention intends to provide a single crystal material that can be used as a dielectric material for use in electronic devices, which has a high Qf value;...
Displacement type compressor having a self-start synchronous motor and
start load reducing means
In order to make a displacement type compressor be able to reliably start without increasing an outside diameter dimension of the compressor while using a...
Oil-injection screw compressor
An oil-injection screw compressor includes a blow-off valve disposed on the discharge side of the compressor body and capable of releasing a quantity of air...
Robust over-center latch assembly
An over-center latch assembly has a base for attaching the over-center latch assembly to a first part of a unit. The first part of the unit is moveable to a...
An intermediate plate member (22) having a plate thickness equal to or less than that of a door body (19) is provided between the door body (19) and a...
Power conversion apparatus and electric vehicle
The metallic case of a power conversion apparatus includes a casing having a side wall, as well as an upper case and a lower case, a first area being formed...
Control apparatus for internal combustion engine
In a control apparatus for an internal combustion engine, when a fuel pressure detected by the fuel pressure detecting unit is not smaller than a threshold P_a,...
Substrate processing apparatus
To provide a substrate processing apparatus capable of easily installing a plasma discharge electrode having flexibility at a prescribed position in an...
Cooling system and electronic equipment including cooling system
An electronic equipment includes a cooling system using boiling and condensation of a refrigerant, especially stabilizes the cooling performance, and reduces...
Cooling apparatus of a gas turbine system
The amount of water to be injected in an intercooler is controlled to cool the compressed gas to the saturation temperature. It is difficult to adjust the...
Cartridge for an ion density measuring instrument
Body core of a cartridge for an ion density measuring instrument
Information processing device
In a configuration provided with, for example, sixty four pieces of processor cores, an on-chip-memory, a bus commonly connected thereto, and others, the...
Data storage device and management method of cryptographic key thereof
Embodiments of the present invention help to securely manage a data cryptographic key in a data storage device. In an embodiment of the present invention, a...
Control device of a storage system comprising storage devices of a
plurality of types
A control device of a storage system that includes a plurality of storage devices including a first type of storage device, including: a memory which stores an...
Storage apparatus and cache control method
Optimizing cache-resident area where cache residence control in units of LUs is employed to a storage apparatus that virtualizes the capacity by acquiring only...
Storage system that executes performance optimization that maintains
One storage area is selected from two or more storage areas of a high load physical storage device, a physical storage device with a lower load than that of the...
Storage system and data management method in storage system
Provided is a storage center including a storage subsystem for storing content data to be used by the user's home server, and a center server for controlling...
Session QoS control apparatus
A session QoS control arrangement wherein for an occurrence of user session information indicating a change of user state and/or a change of session condition...
Application executing method, application changing apparatus, and
application changing program
In order to provide a user with an application customized according to a situation of a task, there is provided a computer system including: an application...