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Method and apparatus for measuring expansion valve diaphragm stroke
An expansion valve assembly includes a housing that defines a passage through which a fluid flows. The assembly also includes a diaphragm that deflects...
Fuel injection control system for direct-injection engine
In an engine of a direct-injection type, a split injection (a fuel injection in an intake stroke and a fuel injection in a compression stroke) is carried out. A...
Controller for internal combustion engine
A multicylinder engine is provided with a fuel injector for each cylinder. An ECU defines a fuel injection condition of the fuel injector based on an engine...
Vechicle-mounted radar apparatus
A vehicle-mounted radar apparatus for transmitting radar waves toward the outside of a vehicle mounting the apparatus thereon and receiving the radar waves...
In-vehicle apparatus control system
An onboard apparatus control system is disclosed. The onboard apparatus control system includes a portable apparatus and an in-vehicle apparatus which controls...
Power supply apparatus
In a power supply apparatus, a power source generates electric power at a predetermined source voltage. The first converter circuit converts the source voltage...
Temperature estimating device and temperature estimating method
A temperature estimating unit includes an energy calculating unit that calculates a heat generation energy rate of a motor on the basis of a difference between...
Starter including noise reduction filter
The starter includes a noise reduction filter having at least one capacitor, a positive side lead plate connected to a first end of the capacitor and a negative...
Manufacturing method of silicon carbide semiconductor device
A manufacturing method of a silicon carbide semiconductor device includes: forming a drift layer on a silicon carbide substrate; forming a base layer on or in a...
Vehicle power transmission device and control system for power
A power transmission apparatus for a vehicle which includes a first, a second, and a third rotor which split power among a motor-generator, an internal...
Gear subassembly and exhaust gas recirculation system
A gear subassembly is for an exhaust gas recirculation (EGR) system including an EGR valve and a rotatable shaft provided for the EGR valve. The gear...
Valve timing controller and assembling method of the same
A valve timing controller includes a reed valve interposed between an end surface of a vane rotor and an end surface of a driven shaft. The reed valve has a...
Cold-storage heat exchanger
A cold storage heat exchanger includes multiple refrigerant tubes having therein refrigerant passages. The refrigerant tubes are arranged to provide a clearance...
Cold-storage heat exchanger
A cold storage heat exchanger includes multiple refrigerant tubes, a cold storage container that is bonded to the refrigerant tube and defines a compartment...
Dual evaporator unit with integrated ejector having refrigerant flow
In an evaporator unit, a first evaporator is coupled to an ejector to evaporate refrigerant flowing out of the ejector, a second evaporator is coupled to a...
Map display apparatus
A map display apparatus is disclosed. The apparatus acquires present position information indicating a present position, and determines a route from the present...
Electronic control device including interrupt wire
An electronic control device includes a substrate, a plurality of component-mounted wires, a plurality of electronic components, a common wire, an interrupt...
Electronic control device including interrupt wire
An electronic control device includes one or more substrates, a casing, a plurality of circuit blocks, a common wire, a plurality of branch wires and two...
Head-up display device for vehicle
A HUD device includes a stepper motor, which rotates a reflection mirror for adjusting a display position of a virtual image. The stepper motor has an electric...
Roadside detection system, driver assistance system and roadside detecting
A roadside detection system installed in a vehicle to detect a roadside of a road on which the vehicle travels includes detection results acquiring means, first...
Load driver with constant current variable structure
A load driver includes a switching element connected to a load, a constant current generator that generates a constant current, and a driver circuit that turns...
An ultrasonic sensor is disclosed. The ultrasonic sensor includes a piezoelectric element and an acoustic matching member. The piezoelectric element is...
A thermionic converter for converting thermal energy to electrical energy includes an emitter and a collector. The emitter emits thermionic electrons upon...
Rotor for electric rotating machine and method of manufacturing the same
A rotor includes a rotor core comprised of magnetic steel sheets laminated in the axial direction and a pair of end plates that are respectively provided on the...
Air conditioner for vehicle with heat pump cycle
An air conditioner for a vehicle includes a vapor compression refrigeration cycle switchable between a heat pump cycle and a cooler cycle, a heat core...
Apparatus for calculating residual capacity of secondary battery
An apparatus for calculating a residual capacity of a secondary battery is provided. The apparatus calculates the residual capacity of energy in the secondary...
Vehicle navigation system
A vehicle navigation system disposed in a vehicle executes a route guidance function that calculates a first route by prioritizing a special lane over a normal...
Driving support system, driving support method and computer program
Various sensors, such as a GPS and a vehicle speed sensor, are used to detect a current position and direction of a vehicle. A normal running direction, which...
Robot simulator and method of controlling robot simulator
In a robot simulator, a central processing unit (CPU) determines whether or not a portion of an operable area set for each of a right-hand system and a...
Operation support system, in-vehicle apparatus and portable terminal
A portable terminal receives a user operation on a terminal screen of the portable terminal in a portable terminal normal mode. After receiving the user...
Contactless communication method and system
In a contactless communication system, a first storage unit stores a group of access control programs corresponding to plural types of noncontact information...
Drive circuit for switching elements
A first-path connects an input-terminal and an output-terminal of a high-potential-side switching-element and includes a high-potential-side rectifying-device...
Power conversion device for a rotary electric machine
A power conversion device includes an inverter unit and a control unit. The inverter unit includes high SWs and low SWs for each phase of coils of a motor. The...
Motor control apparatus
A motor control apparatus that controls rotation of a rotor of an electric motor powered from an electric power source includes a learning portion that executes...
Spark plug for internal combustion engines
A spark plug for internal combustion engines is provided, where the spark plug includes a cylindrical housing, a cylindrical insulation porcelain part, a center...
Drive unit with motor and control unit
A drive unit used in an electric power steering device has a motor and a control unit. A motor wire of the motor has a terminal, which is engaged with a power...
Stator for rotary electric machine in which stator coils are secured in
stator slots using impregnating material
A stator includes a ring-shaped stator core having a plurality of slots arranged in a circumferential direction and a stator coil wound around the slots. The...
Electrical load driving apparatus
The electrical load driving apparatus includes means for alternately lowering the gate voltages of two current supply transistors connected in parallel to each...
Electric power conversion apparatus
An electric power conversion apparatus includes a stacked body, a capacitor, a metal frame and a case. The stacked body is formed by stacking semiconductor...
Semiconductor device with surface electrodes
A semiconductor device includes a plate-shaped semiconductor element and an electrically insulating resin member. The semiconductor element has a front-surface...
In a multilayer board, a stacked body includes thermoplastic resin films and low-fluidity resin films with conductive patterns, which are alternately stacked....
Bus bar module
A bus bar module, which is electrically connected to a power terminal of an at least one semiconductor module having a semiconductor element, includes at least...
Electronic key for vehicle
An electronic key for a vehicle includes a casing body, a lid, and a decorating member. The decorating member has a fixing part held between the casing body and...
A battery unit has a battery pack module that has a plurality of single cells, a control circuit board that has a control section that controls a charge and...
EGR controller for internal combustion engine
When a constant driving voltage is applied to a motor driving an EGR valve so that the EGR opening degree is varied, an angular speed of the EGR valve becomes...
A reed valve is adapted to be fixed to a fixing member. The reed valve includes a valve plate and a resiliently deformable reed. The valve plate is fixed to the...
Method and apparatus for judging necessity of performing integration test
Whether or not an integration test between or among software components is necessary is judged. Corresponding information between features is acquired, which...
Vehicle perimeter monitor
A vehicle perimeter monitor includes: a shooting device mounted on a vehicle for shooting an image of an outside of the vehicle; a controller including a...
Fuel injection control device for engine
A fuel injection control device for an engine executes a split injection constructed by a fixed injection and a variable injection. A required injection amount...
Electric power converter
An electric power converter has a semiconductor module that has a switching element therein, cooling pipes that contact with heat radiating surfaces of the...