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Rotation shaft seal
In a rotation shaft seal provided with a rubber lip portion, disposed between a housing and a rotation shaft and sliding on the rotation shaft, and a supporting...
An object is to provide a gate valve capable of preventing operational deficiencies caused by particulate materials accumulating in a valve box, thus providing...
Aircraft, vehicle and method for arranging seats therein
An aircraft (or vehicle) and a vehicle seat arranging method by which the number of seats is increased to the maximum, while comfortability of passengers is...
Intake-air cooling device for internal combustion engine and automobile
using the same
The invention provides an intake-air cooling device for an internal combustion engine that can be installed compactly. The invention provides an intake-air...
Air fuel ratio control apparatus for an internal combustion engine
An air fuel ratio control apparatus for an internal combustion engine can freely change an oscillation width of an amount of oxygen occlusion so as to adapt to...
Air-fuel ratio feedback control device
In an air-fuel ratio feedback control device for a fuel injection control system, a catalyst deterioration diagnosing means for carrying out deterioration...
Air fuel ratio control apparatus for an internal combustion engine
An air fuel ratio control apparatus for an internal combustion engine can improve accuracy in catalyst degradation diagnosis. The apparatus includes a first air...
Biometric based user authentication and data encryption
Biometric parameters acquired from human forces, voices, fingerprints, and irises are used for user authentication and access control. Because the biometric...
Position command generating device
A command generating device includes a command shape calculating unit for calculating an nth derivative command shape which is a fixed multiple of the nth...
Multiple access by varying received power in wireless networks
The invention describes a method for transmitting a packet in a wireless network of nodes. At a beginning of a scheduled time slot a metric in the node is set,...
Method and device for reporting information related to interference
components received by a first...
A method for reporting, through a wireless network, information related to interference components received by a first telecommunication device which has M...
Asymmetric cooperation in downlink cellular networks with relay stations
In a wireless network using cooperative relaying, a set of messages are broadcast from a base station to a set of relay stations during a first phase of a...
Randomly accessible visual information recording medium and recording
method, and reproducing device and...
Access point pictures designated as randomly accessible positions are I pictures or P pictures. Information indicating the decoding sequence (I1, P1, B1, B2, B3,...
A semiconductor laser having a double channel ridge structure includes: a ridge; channel portions located on opposite sides of the ridge, sandwiching the ridge,...
Wavelength converting laser device
A wavelength converting laser device includes a laser diode producing laser light and including an optical resonator having a pair of facing reflectors,...
Optical recording medium and optical recording method of the same
By use of a substrate which can be stably formed and has a relatively small groove depth, a very high density optical recording medium having good...
Plastic rod lens, rod lens array, rod lens plate, image sensor and printer
A plastic rod lens having a cylindrical shape with a radius R including a central axis; and an outer peripheral portion, wherein a refractive index n.sub.D...
Antenna device and communication apparatus
There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on...
A wave absorber of the present invention includes a sequentially laminated structure including an conductor layer (11) made of a conductive material; a first...
Induction coupling apparatus
To provide a structure capable of securing satisfactory induction coupling efficiency and high reliability in manufacturing an induction coupling apparatus used...
A movable contacting device in a circuit breaker comprises: a crossbar linked with the opening/closing mechanism and carried so as to pivot cooperatively with...
High frequency power amplifier
A high frequency power amplifier comprises: a multi-finger transistor with transistor cells electrically connected in parallel; an input side matching circuit...
The present invention provides a semiconductor device includes arms formed by two semiconductor elements, a map memory device which stores therein a correlation...
Method for providing energy saving service, method for deciding
specification of electric motor, method for...
An energy saving service includes: a service contract conclusion step in which a service contract is concluded with a customer who has purchased or will purchase...
DC/DC converter device and discharge lamp lighting device
A DC/DC converter device according to the present invention includes a plurality of resonant DC/DC converters connected in parallel, and a timing control circuit...
Power semiconductor module
A power semiconductor module comprising: a power semiconductor element; a case for receiving the power semiconductor element; a control terminal which is...
Semiconductor device capable of avoiding latchup breakdown resulting from
negative variation of floating offset...
A semiconductor device is provided which is capable of avoiding malfunction and latchup breakdown resulting from negative variation of high-voltage-side floating...
Semiconductor device with enhanced switching speed and method for
manufacturing the same
A method for manufacturing a semiconductor device according to the present invention has a step of forming a plurality of MOSFETs each having a channel of a...
A process for effectively producing a 4-(4-alkylcyclohexyl)benzaldehyde, 4-(cyclohexyl)benzaldehyde, a 4-(trans-4-alkylcyclohexyl)benzaldehyde and a...
Compound, charge transporting material and organic electroluminescent
An object of the invention is to provide a charge transporting material having an excellent heat resistance, excellent filming properties, an excellent charge...
Process for production of polyester particles, polyester particles,
polyester resin particles, and process for...
The present invention relates to a process for producing polyester particles, wherein the process includes: (1) discharging a molten polyester having a melt...
L-amino acid amide asymmetric hydrolase and DNA encoding the same
A recombinant microorganism is produced by introducing a DNA encoding an enzyme which hydrolyzes an amido bond of L-amino acid amide, especially ...
Separator for fuel cell, method for producing separator, and solid oxide
Gas discharge ports are provided in almost the entire area of a layer surface of a separator, and a gas for reaction is discharged like a shower from the...
Electrode for discharge surface treatment and method of evaluating the
same, and discharge-surface-treating method
A method of evaluating an electrode for discharge surface treatment for generating a discharge between the electrode and a workpiece in a treatment liquid or in...
Refrigeration system including a scroll expander
A scroll expander that is efficient in a wide range of operating conditions by suppressing leakage loss and decreasing in recovered power using a simple...
In an elevator apparatus, first and second raised/lowered bodies are raised and lowered by hoisting machines. The second raised/lowered body has a raised/lowered...
Numeric control apparatus and numeric control machine controlling a number
Irrespective of operation mode of systems in which predetermined axes belong to, a multi-system numerical controller is provided that freely combines axes...
Gain-coupled distributed feedback semiconductor laser having an improved
In a gain-coupled distributed feedback semiconductor laser, a coating of a low reflectivity is provided on a front facet from which laser light is emitted and a...
A semiconductor laser comprises: a substrate; an n-cladding layer disposed on the substrate; an active layer disposed on the n-cladding layer; a p-cladding layer...
Optically pumped disk-type solid state laser oscillator and optically
pumped disk-type solid state laser system
An optically pumped disk type solid state laser oscillator includes: a cylindrical shape thin film laser gain medium having a through-hole; a ring mirror whose...
Method for configuring a telecommunication system
A method and system for configuring a CDMA telecommunications system having at least one sending entity and at least one receiving entity, each entity configured...
Optical disc and optical disc device
In a multilayer optical disc having information layers conforming to a plurality of different optical disc standards, because the type of each information layer...
Display panel comprising wires having shaped marks and display device
having the same
In the manufacture of a display device, an object of the invention is to make it possible to easily and precisely measure the amount of beveling of the display...
Context aware image conversion method and playback system
The embodiments of invention provide method and apparatus for converting one or more images for display on a display surface. The output image is obtained from...
Active matrix display device and semiconductor device for timing control
An active matrix display device includes: a plurality of pixels that are disposed in a matrix; a plurality of image signal lines that are disposed to correspond...
Power storage system
A power storage system regulates DC power from a DC power supply into prescribed voltage and current using a DC-DC converter unit for storage in a storage unit....
Resin sealed semiconductor device and manufacturing method therefor
A resin sealed semiconductor device includes a first semiconductor switching device having a first emitter terminal and a first collector terminal bonded to its...