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Digital circuit transmission device
A digital line transmission unit can carry out switching between speech codecs during the same call to achieve balance between making effective use of a line and...
An inverter apparatus in which a control power source connected to a microcomputer or a peripheral circuit included in at least one of an inverter main body, a...
Automotive dynamoelectric machine
A large number of ventilating apertures that have a circular cross section are disposed through the heatsink so as to extend from an air intake apertured surface...
Display apparatus with inspection and method of manufacturing the same
A display apparatus has an insulating substrate, a signal line for transmitting a signal to a pixel formed in a display area on the insulating substrate, a...
Off-axis angle estimation method and apparatus using the same
Without using a traveling velocity of a vehicular object mounted with a radar device, an off-axis angle which is an offset angle between a reference direction of...
In-vehicle mount radar device
In an in-vehicle mount radar device which has a reception antenna array containing plural reception antennas and two transmission antennas and in which a...
Control apparatus for vehicular AC generator
A control apparatus for a vehicular AC generator analyzes, at least, a "HIGH" logic continuation time, a "LOW" logic continuation time and the pulse width duty...
Rotating electric machine for vehicles
A rotating electric machine for vehicles is capable of improving a cooling performance of switching elements forming an inverter module, and small-sizing the...
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...
Production method of phenylethanolamine compound, and its intermediate
A novel production method for a phenylethanolamine compound of the following general formula (III): ##STR00001## (wherein R.sub.1 represents a hydrogen atom or...
Process for producing (meth)acrolein or (meth)acrylic acid
An object of the invention is to provide a production method for (meth)acrolein or (meth)acrylic acid which can continue an operation without causing a...
Method of manufacturing III-V nitride semiconductor device
An aluminum gallium nitride/gallium nitride layer (III-V nitride semiconductor layer) is formed on the surface of a silicone carbide substrate. The aluminum...
Method for manufacturing semiconductor laser element
The method for manufacturing a semiconductor laser element according to the present invention has the steps of: forming a semiconductor laminated structure...
Toner for developing electrostatic charge image
A toner for developing an electrostatic charge image, comprising particles containing a binder resin and a colorant, characterized in that the particles contain...
Mercury removal system and mercury removal process
Provided is a system for removing mercury from a mercury-containing exhaust gas, which contains a mercury chlorinating agent feed unit for feeding a mercury...
Impurity disposal system and method
An impurity removing unit removes an impurity gas from a target gas while the target gas is in a gaseous state. A compressing unit compresses the impurity gas to...
Flat light source
Each point light source includes an overhang projecting perpendicularly to a light emitting surface from one side of the light emitting surface, and the overhang...
Evaluation method and evaluation apparatus for spot welded portion
A technique for evaluation of the strength of a spot welded portion of a panel is provided. A stress value at the welded portion of the panel is calculated by a...
Exhaust-gas recirculation system
An exhaust-gas introducing passage is branched, on an outlet side of a valve, into parts, correspondingly to the number of an exhaust port of an internal...
Method and system for retrieving documents with spoken queries
A method indexes and retrieves documents stored in a database. A document feature vector is extracted from each document and the documents are then indexed...
Determining temporal patterns in sensed data sequences by hierarchical
decomposition of hidden Markov models
A method determines temporal patterns in data sequences. A hierarchical tree of nodes is constructed. Each node in the tree is associated with a composite hidden...
Method, apparatus, computer program, computer system, and
computer-readable storage medium for representing and...
A method of representing an object appearing in a still or video image, by processing signals corresponding to the image, comprises deriving a plurality of...
Space time transmit diversity with subgroup rate control and subgroup
antenna selection in multi-input...
A method and system transmits an input stream of data symbols in a multiple-input/multiple-output wireless communications system that includes M subgroups of...
Phase-shifting circuit and multibit phase shifter
A phase-shifting circuit includes: a first parallel circuit which is connected across input and output terminals of a high frequency signal, composed of a first...
Rotary electric machine
In a rotary electric machine having a rotary electric machine part and a switching circuit part for performing current control of this rotary electric machine...
Semiconductor device having terminals
The power semiconductor package includes a semiconductor mounting substrate, a mother case having an opening and containing the semiconductor mounting substrate...
Thin film transistor device and method of manufacturing the same
A thin film transistor device according to an embodiment of the invention includes: a thin film transistor having a silicon layer including a source region, a...
Polycarbonate copolymer and process for producing the same
A polycarbonate copolymer which comprises 30 to 70 mol % of a structural unit comprising a bisphenyl fluorene structure and 70 to 30 mol % of a structural unit...
Curable resin composition, curable film and cured film
A curable resin composition containing as essential components a high molecular weight compound having a weight average molecular weight of at least 10,000 and a...
Cleaning solution for substrate for semiconductor device and cleaning
To provide a cleaning solution for a substrate for a semiconductor device capable of removing particle contamination, organic contamination and metal...
The present invention is directed to a biaxially oriented, heat-set, at least two-layer coextruded film formed from polyethylene terephthalate (PET) or...
Elevator apparatus including main and auxiliary sensors
In an elevator apparatus, a control device obtains car information including at least one of car position information and car speed information based on a main...
Gas turbine combustor
This invention aims to suppress the occurrence of smoke, for example, during a light load operation of a gas turbine, by adopting an air blast method for a pilot...
By installing a cylinder 53x having a bell-mouth construction to the downstream side of a combustor basket 2a and by providing different level to the...
By installing a cylinder 53 having a bell-mouth construction to the downstream side of a combustor basket 2a, compressed air flowing between the combustor basket...
Electric power steering control apparatus
An electric power steering control includes a torque sensor for detecting steering torque as torque information, a motor for generating assist torque, a...
Observation apparatus and observation system
The present invention discloses a submarine observation system in which a plurality of carrier lights assigned to each submarine observation equipment is...
Impulse radio systems with multiple pulse types
A method signals in an ultra-wide bandwidth network. A data symbol is generated. A set of reference pulses is transmitted for the data symbol. Each reference...
System and device for modulating UWB pulse sequences
The present invention relates to a system for transmitting data in the form of at least one sequence of pulses. A transmitter included in the system according to...
In a semiconductor laser, a n-type AlGaInP clad layer is formed on a n-type GaAs substrate and an active layer having an emission wavelength of 600 to 850 nm is...
Optical information recording medium and optical recording method
An optical information recording medium for recording information by a plurality of record mark lengths, wherein the shortest mark length is at most 0.5 .mu.m,...
GPS positioning method and GPS position device
In the present invention, a conditional probability distribution function of received signal which is conditioned with a received signal amplitude (a), a pseudo...
Mixer circuit and radar transceiver
A mixer circuit includes: a rat race circuit including a ring-shaped transmission line with a first terminal, a second terminal, a third terminal, and a fourth...
Conventionally, waveguide terminals formed in a plurality of dielectric substrates are joined together by mounting the dielectric substrates on carriers and...
Frequency diplexer with an input port and a first and a second output
The present invention concerns a frequency diplexer with an input port and a first and a second output ports, comprising two directional couplers (14 and 15),...
Power semiconductor device
A power semiconductor device has first and second power switching elements connected in series, with flywheel diodes, and first and second driver circuits...
Control apparatus-integrated generator-motor
The control apparatus-integrated generator-motor has: a generator-motor; and a control apparatus that is constituted by an inverter, a control circuit, a...
Cooling system of power semiconductor module
A cooling system of a power semiconductor module of the invention includes a temperature detection sensor provided in a semiconductor element as a heat source...