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Power supply-control device for electrical discharge machining apparatus
A power-supply control device includes a high-frequency component detecting unit, a machining voltage level detecting device, and a pulse control device. The...
Printed interconnection board having a core including carbon fiber
A CFRP core including a CFRP layer has a primary through hole. An adhesive member coats a wall surface of the primary through hole, and has a secondary through...
Provided is an optical recording medium comprising a substrate and a reflective layer, a first dielectric layer, a recording layer, a second dielectric layer...
Production process of periodic table group 13 metal nitride crystal and
production method of semiconductor...
A Periodic Table Group 13 metal nitride crystal is grown by causing a reaction of a Periodic Table Group 13 metal phase with a nitride-containing molten salt...
Center mechanism of tire vulcanizing machine
In a center mechanism of a tire vulcanizing machine, including an upper clamp ring for grasping an upper opening end part of a bladder, a lower clamp ring for...
Lightning protection device of windmill blade
The present invention proposes a lightning protection device of a windmill blade, comprising a tip receptor assembly having receptors which are mounted, in...
Transonic airfoil and axial flow rotary machine
Sectional profiles close to a tip 124 and a part between a midportion 125 and a hub 123 are shifted to the upstream of an operating fluid flow in a sweep...
Turbo chiller, heat source system, and methods for controlling them
There is provided a turbo chiller that can be operated at high efficiency within an adequate chilling capacity range even when the cooling water temperature...
Communication apparatus and decoding method
A communication apparatus includes a storage unit, a row processing unit, and a column processing unit. The row processing unit repeatedly performs row...
Numerical control apparatus and numerical control system
A first NC apparatus includes a virtual-axis setting unit that sets a predetermined axis coupled to a second NC apparatus as an axis controlled by itself. The...
Positioning device and positioning method with non-contact measurement
A positioning device includes a driver which moves a positioning object and a sensor which measures the distance to the positioning object in a non-contacting...
An echo canceler 10 generates an echo elimination signal by filtering through adaptive filters 101 and 102 reference signals input from sound sources causing...
Control system using a mini slot signal in a passive optical network
A passive optical network including: a parent station OLT (optical line terminal); and a plurality of child stations ONU (optical network terminating unit),...
Optical head device and optical disk playback system
A recording and reproducing device that is capable of improving its reproduction quality by efficiently detecting a reproduction signal having small low...
A radio-frequency package includes a radio-frequency device, a multilayer dielectric substrate, and an electromagnetic shield member. The multilayer dielectric...
Image processing apparatus
An image processing apparatus includes a QV converter that converts an electric charge accumulated in an effective pixel portion into an analog video signal and...
Signal wave arrival angle measuring device
A signal wave arrival angle measuring device includes: an observation data vector generation section generating an observation data vector necessary for an...
AC electric quantity measuring device
In the present invention, a measured realtime accurate frequency is used to determine estimated instantaneous voltage/current time-series data for each phase...
The present invention is a power device includes, a first conductive type semiconductor substrate, a second conductive type base region formed on a surface of...
Light-scattering film and optical device using the same
A light scattering film having the structure which guides electrical signal to a desired position and scatters incident light and the surface of which is...
6-(pyridinyl)-4-pyrimidone derivates as tau protein kinase 1 inhibitors
A compound represented by the formula (I), an optically active isomer thereof, or a pharmaceutical acceptable salt thereof: ##STR00001## wherein R.sup.1...
Amine compound and pharmaceutical use thereof
Provided is a novel amine compound represented by the following formula (I) having a superior peripheral blood lymphocyte decreasing action and superior in the...
Blast furnace gas burning facility and method for operating the same
The blast furnace gas burning facility prevents a wet type dust collector from freezing under such conditions that the temperature of blast furnace gas does not...
Amine epoxy resin curing agent, gas barrier epoxy resin composition
comprising the curing agent, coating agent,...
The present invention provides an amine based epoxy resin curing agent and an epoxy resin composition containing the curing agent. The epoxy resin composition...
Scroll-type expansion machine
A scroll-type expansion machine includes an expansion mechanism including an orbiting scroll and a first fixed scroll for expanding a refrigerant and recovering...
Mixed flow turbine
To provide a mixed flow turbine in which supply of working fluid is designed to be supplied at a hub and a shroud, and the shape of the inlet-side edges of the...
Bearing support structure and gas turbine
To provide a bearing support structure and a gas turbine that prevent damage of device induced by a rotor shaft when the rotor shaft is unbalanced, the bearing...
Fuel injection valve
The objective of the present invention is to realize the structure, of a fuel injection valve, in which bouncing of the needle can be suppressed and the...
Disk reproducing apparatus implementing detection of disk insertion
condition for loading and ejection operations
A disk reproducing apparatus includes a disk detecting lever that has a switch abutting section and a light intercepting section and rotates according to the...
A disc device is disposed to include contact parts which are relatively and respectively disposed in a roller base member and a slider member in such a way that...
Data transfer control device and computer system
A data transfer control device includes a control component (DMA controller 5) which acquires a data transfer instruction including, as its parameters, start...
User operation acting device, user operation acting program, and computer
readable recording medium
A wrapper 300 includes a message processing function 310 which receives a processing request for requesting a process for an existing Web system 500, an...
Voice search device
A text data search using a voice is conventionally a full-text search using a word as an index word for a part recognized as a word in an input voice....
A radio receiver (FM radio receiver) has an amplitude detecting section (13) for detecting the amplitude level of a received radio wave; a multipath occurrence...
Method for estimating condition of wireless channels
A method measures a time from transmitting a ranging signal to receiving the ranging signal via a channel of a wireless network, and a received signal strength...
Digital watermark embedding apparatus, digital watermark detecting
apparatus, and digital watermark system
The digital watermark embedding apparatus includes: a storing unit (15) for storing in advance at least one embedding function, at least one image converting...
Communication system and communication apparatus
Data communication sub-slots of a cycle in a time division mode are allocated to communication apparatuses; a maintenance communication sub-slot is allocated to...
Radio transmission control method, radio receiver apparatus, and radio
A radio communication method and apparatus generate a plurality of information signals and transmit the signals to a communication partner from a plurality of...
Optical recording method and optical recording device
To adjust the parameters of a write strategy for recording data on an optical recording medium, the jitter value of a reproduced signal obtained from recorded...
Optical disk playback device
An optical disk playback device includes a first control means for holding difference information which the first control means generates by, during playback of...
Signal converter for generating switch drive signals for a multi-level
converter, drive circuit,...
A signal converter for generating switch drive signals for a multi-level converter includes a logic. In the presence of the first polarity, the logic sets the...
Image displaying apparatus and image displaying method
In an image displaying apparatus, first and second detecting units detect quantities of light propagating through a light path at two different locations. A...
Control apparatus for in-vehicle AC generator
Power-generation control operation for an in-vehicle electric generator is further stabilized in such a way that, in the case where a signal at an...
Electroluminescence element and lighting apparatus
An electroluminescent element wherein an electrode 1, an electroluminescent layer 2, a high-refractive-index layer 3 (a transparent electrode layer 3A and an...
Dielectric isolation type semiconductor device and manufacturing method
A dielectric isolation type semiconductor device includes a dielectric isolation type substrate in which a support substrate, an embedded dielectric layer, and...
Mounting circuit substrate
A semiconductor package containing a field effect transistor (FET) used in a high frequency band includes a mounting circuit substrate on which the...
Energy storage mechanism for switching device
There is obtained an energy storage mechanism, for a switching device, that has a structure requiring no high-accuracy components and can perform release of...
Method of purifying 2,7-dimethylnaphthalene
To provide a method of purifying 2,7-dimethylnaphthalene comprising the step of bringing a raw oil containing a mixture of 1,7-dimethylnaphthalene and...
Stabilizer for polyolefin resin and stabilized polyolefin resin
A stabilizer containing a copolymer (A) obtained by polymerizing an unsaturated monomer mixture including 1 to 50 parts by mass of ethylenically unsaturated...
Method of manufacturing power semiconductor device
A mask layer having a plurality of openings is formed on the first layer. A second layer having a second conductivity type different from the first conductivity...