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Method of manufacturing silicon carbide semiconductor device
In a method of manufacturing a silicon carbide semiconductor device, a trench and a thickness measurement section are formed in a surface of a semiconductor...
Brazing fin material for heat exchangers, heat exchanger, and method of
A brazing fin material for heat exchangers includes a core material and a filler metal clad on each side of the core material, wherein the core material is an...
Hexagonal-cell honeycomb structure
A hexagonal-cell honeycomb structure having a plurality of cell walls having a hexagonal shape in cross-section and forming a plurality of hexagonal cell...
Hexagonal-cell honeycomb catalyzer for purifying exhaust gas
A hexagonal-cell honeycomb catalyzer is for purifying an exhaust gas. The catalyzer comprising a support that has a plurality of cells and a purification layer...
Valve timing control apparatus
A valve timing control apparatus for controlling valve timing includes a first rotor, a second rotor, and a controller. The second rotor and the first rotor...
Fuel distillation property determining apparatus and method
A fuel distillation property determining apparatus for use in a multi-injection system for diesel engines. The apparatus acquires a physical quantity indicating...
Refrigerant cycle device with ejector
A refrigerant cycle device includes a branch portion for branching a flow of refrigerant discharged from a compressor, a first radiator for radiating one...
External combustion engine
In a steam engine having multiple main containers, first and second communication pipes are arranged in parallel to each other for respectively communication an...
Monitoring system for internal combustion engine
According to the present invention, a monitoring system for an internal combustion engine includes a fuel injection control means for outputting a fuel...
Air-fuel ratio controller for internal combustion engine
In a system where an air-fuel ratio feedback correction amount is learned when its variation width is within a stable determination value, the stable...
A hands-free apparatus determines whether there is an incoming call, and then determines whether the incoming call is to be answered by switching from a current...
Apparatus for carrying out improved control of rotary machine
In an apparatus, a phase setter sets, based on a deviation between a generated torque and a request torque for a rotary machine, a phase of a vector of a...
Apparatus for controlling torque of electric rotating machine
The apparatus is for controlling a torque of an electric rotating machine at a command torque by supplying command voltages in accordance with the command...
Stator core of electric rotating machine and method of manufacturing the
A stator core of an electric rotating machine has steel sheets formed of a steel plate wound in the cylindrical shape. Each sheet has teeth disposed along the...
Temperature adjustment method for metal molds and injection molding
An injection molding machine using a plurality of metal molds 2 and a plurality of stations S1 to S10, for executing molding by moving the metal molds in...
System for controlling light quantity of headlight
In a system for controlling a headlight of a vehicle to be controlled, a dazzling level determiner determines a parameter value of a dazzling level of a driver...
A heat exchanger includes first tubes and a second tube in a casing. The first tubes and the second tube are arranged in layers such that first spaces are...
Vehicular present position detection apparatus and program storage medium
There is a need for improving the accuracy of estimating a gain error for an angular velocity sensor. An error estimation section and a correction section are...
Digital signal processor
The digital signal processor is for correcting a DC output at an output terminal of an internal circuit of an analog circuit device. The digital signal...
Wakefulness maintaining apparatus and method of maintaining wakefulness
A wakefulness maintaining apparatus includes an event detecting part, a drowsiness level determining part, a threshold setting part, and a stimulus supplying...
An ignition coil, which includes a primary coil and a secondary coil, has an electrical insulating member. The electrical insulating member includes an...
Communication system communication device and method for determining duty
ratio of PWM control
A communication system includes: a master; a plurality of slaves; and a bus for coupling among the master and the plurality of slaves in order to communicate...
Switching circuit and driving circuit for transistor
A switching circuit includes: a transistor having a first electrode, a second electrode and a control electrode; a zener diode; and a capacitor. A connection...
Battery charging and discharging control apparatus
A battery charging-discharging control apparatus includes an estimation circuit, a detection circuit, and a control circuit. The estimation circuit estimates an...
Energization timing determination circuit and determination method for
energization timing of motor
An energization timing determination circuit corrects a shift contained in a position signal outputted from a position detecting means and supplies energization...
Microalga and process for producing hydrocarbon
An object of the present invention is to provide a novel microalga that produces hydrocarbons available as an alternative fuel to a diesel fuel (light oil). The...
Gas concentration measuring apparatus designed to enhance measurement
accuracy in desired range
A gas concentration measuring apparatus for use in air-fuel ratio control of automotive engines is designed to determine the concentration of oxygen within a...
Power transmission apparatus
A power transmission apparatus includes a pulley 1 having a belt attached thereto to transmit the rotating drive force, a hub 2 which connects the pulley to a...
Vehicle bumper structure
In a vehicle bumper structure, an optical fiber sensor (32) is provided in a vehicle width direction on the front surface of a front-bumper reinforcement (30)....
Intake controller for internal combustion engine
An intake controller includes a casing defining an intake passage that communicates with a combustion chamber of an engine, a valve received in the casing to...
Control device for electrically driven variable valve timing apparatus
At time of starting an engine, stop/rotation of an electric motor is sensed based on presence/absence of output pulses of an encoder installed in the motor....
A reserve tank includes a tank body for storing coolant, an inflow portion for allowing the coolant to flow into the tank body, a guide portion, and an outflow...
Engine starter having shift lever with lubricant-blocking wall
A starter includes a motor, a pinion, a pinion carrier carrying the pinion, a ring member provided on the pinion carrier, a shifting member, and a lubricant...
Degradation simulator for gas sensor
The degradation simulator is used for a gas sensor including a sensor element having a solid electrolyte layer and a pair of electrodes located opposite to each...
Onboard electronic device operating unit
An onboard electronic device operating unit enables a needle calibration mode by performing a specified needle calibration enabling operation on part of...
Bluetooth communicator, short range wireless communicator and
While a handsfree device being multi-profile compatible is maintaining a connection for a handsfree profile (HFP) with a mobile phone handset, the handsfree...
Electronic control unit with a plurality of control circuits
In an ECU, a level adjusting unit communicable to first and second control circuits and a bus transceiver installed in the ECU receives first data and second...
Magnet switch with magnetic core designed to ensure stability in operation
A magnet switch which may be employed in automotive engine starters is provided. The magnet switch includes a stationary magnetic core made up of a disc...
Electric power supply control system for vehicle
An electric power supply control system has a battery, a vehicular alternator, large electric power systems, operation limitation target systems, and a battery...
The vehicle alternator comprises a rotor. The rotor comprises a first pole core 12, a second pole core 14, a field coil 13, and holders 15 each containing a...
Rotor for vehicular alternating current generator
A rotor for a vehicular alternating current generator has a relief space portion formed between axial holes of a pair of pole cores and a shaft for receiving...
Electric power system for vehicle
An ECU in an electric power system for a vehicle controls a DC-DC converter so that an alternator transmits a residual generated electric power to a sub battery...
Semiconductor device having insulated gate semiconductor element, and
insulated gate bipolar transistor
A semiconductor device having an IGBT includes: a substrate; a drift layer and a base layer on the substrate; trenches penetrating the base layer to divide the...
Fuel cell system and method of controlling the same fuel cell system
The fuel cell system is provided which detects a freeze among specific components and portions thereof by evaluating various conditions upon starting operation...
Water separation unit and fuel supply apparatus for internal-combustion
A water separation unit includes a water separation portion. The water separation portion includes a component separation wall, a liquid chamber, and a gas...
Apparatus for controlling vehicle
Tire-uniformity components may generate a lateral force on a vehicle body, when the vehicle is in a turning movement. The lateral force may cause vibrations on...
Other-type fuel contamination determination apparatus for internal
A other-type fuel contamination determination apparatus for an internal combustion engine includes an exhaust gas sensor. The exhaust gas sensor is configured...
Control device for vehicle, and control method thereof
A drive force control portion firstly changes a front wheel command torque (Tfcm) and a rear wheel command torque (Trcm) so that each command torque reaches a...
Map display apparatus with scrolling text
A map display apparatus includes a display unit, a data access unit accessible to map data, which includes a map image and character strings, and a control unit...
Dual transmitting antenna system
A vehicle system includes a signal processing module and a first antenna that provides a first transmitted signal that has a first phase. A second antenna of...