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Fuel injection control system ensuring steady balance in pressure in
An accumulator fuel injection system working to energize fuel injectors to inject fuel at a sequence of injection timings into an internal combustion engine and...
State measuring apparatus and operation control method for the same
An oscillation-type state measuring apparatus has an oscillation-type sensor, a reference oscillation signal generating circuit for producing reference...
Liquid level detecting apparatus
A liquid level detecting apparatus has an ultrasonic sensor, a reflector, a first pipe and a second pipe. The reflector reflects an ultrasonic wave from the...
Refrigerating cycle device capable of ensuring oil return
Whether or not a flow rate of a circulating refrigerant is higher than a predetermined threshold value is judged and when the flow rate is higher than the...
Multilayer electronic circuit device
An electronic control device includes a multilayered flexible substrate and first to fourth spacers disposed in a casing. The multilayered flexible substrate,...
Voltage control apparatus for electric generator of vehicle
In a vehicle voltage control apparatus which regulates the output voltage of the vehicle electric generator and which receives an external control signal for...
Method and apparatus for controlling power generation using gradually
A generation control apparatus for vehicles is provided, in which a drastic change in the drive torque of a generator, which occurs with the cancellation of...
Pump plate of a rotary feed pump
In a pump plate (26) of a feed pump, an inlet port (26b) and an outlet port (26c) are formed around a shaft hole (26a) through which a driving shaft is inserted,...
Fuel injection device inhibiting abrasion
A fuel injection device has a nozzle body formed with an injection hole for injecting fuel and a nozzle needle reciprocating in the nozzle body to open and to...
Electromagnetic clutch with elastic member easily melted
The electromagnetic clutch comprises a rotor connected to a drive source, an inner hub connected to a device that follows, an outer plate provided on the outside...
Internal combustion engine controller
The internal combustion engine controller includes an oxygen concentration sensor outputting an electric signal having a value depending on an oxygen...
Fuel feed apparatus having electric connector
A fuel feed apparatus is provided to a fuel tank. The fuel feed apparatus includes a lid member, a pump module, and an electric connector. The lid member plugs...
Fuel feed apparatus having canister
A fuel feed apparatus is provided to a fuel tank. The fuel feed apparatus includes a lid member, a canister, and a fuel pump. The lid member covers a through...
Control system for compression ignition internal combustion engine
A compression ignition internal combustion engine includes injectors, each of which injects fuel into a corresponding cylinder. An ECU determines target ignition...
A refrigerant evaporator includes a tank constituted by a tank portion and a header plate. The tank portion includes refrigerant collecting portions for guiding...
Refrigerant cycle device with ejector
A refrigerant cycle device includes a compressor for compressing refrigerant, a condenser for cooling and condensing high-pressure refrigerant discharged from...
Ejector cycle device
An ejector cycle device includes an ejector having a nozzle portion which decompresses refrigerant flowing out of a radiator, a first evaporator for evaporating...
Supercharging assist control system
As the integral value of power obtained by integrating supply power to the three-phase stator coil of an assist motor with respect to time becomes larger, a...
Fuel injection control device for internal combustion engine
A fuel injection amount control device is used for an internal combustion engine. A secondary air supply device supplies secondary air into an exhaust passage of...
Signal-processing unit for fluxgate magnetometers
A signal processing unit includes an integrating unit. The integrating unit is composed of a plurality of digital elements and is operative to integrate a...
Card type wireless device, antenna coil, and method for manufacturing
An antenna coil includes: an air-core type flat coil body; a coil case; and a reinforce frame. The coil case has a ring shape, which corresponds to the coil...
Gate driving circuit
A gate driving circuit has a variable current carrying path that switches a current carrying path among a driving target device, a DC power source and a reactor...
Vehicle-generator output voltage control apparatus
The vehicle-generator output voltage control apparatus includes a voltage control circuit regulating an output voltage of a vehicle generator by controlling a...
Alternator directly connected to engine
An alternator is composed of a frame, a rotor rotatably supported in the frame, a stator contained in the frame outside the rotor and other associated...
Sensor device and output characteristic switching method of sensor device
A pressure sensor device (1) includes a sensing element (2) for sending an analog signal according to pressure. The pressure sensor device (1) outputs the analog...
Silicon carbide semiconductor device and method for manufacturing the same
A silicon carbide semiconductor device includes: a semiconductor substrate having a principal surface and a backside surface; a drift layer disposed on the...
Object detecting apparatus having a current adjuster for controlling
amount of electric current supplied to a...
An object detecting apparatus detects an object by using a laser beam emitted from a laser diode. The apparatus has a current adjuster. An amount of electric...
Manufacturing method of semiconductor substrate
Closure at the opening of a trench with an epitaxial film is restrained, and thereby, filling morphology in the trenches is improved. A method for manufacturing...
Method for manufacturing semiconductor device having super junction
A semiconductor device includes a body region, a drift region having a first part and a second part, and a trench gate electrode. The body region is disposed on...
Wire collision sensor system
A wire collision sensor system for a vehicle, which includes a vehicle body, includes a bumper, a wire, a wire deformation sensor and a determination circuit....
Controller of pressure accumulation fuel system
A common rail fuel injection system has a fuel pump, a common rail, and an injector. The injector injects high-pressure fuel supplied from the common rail into...
Fuel injection controller for engine
A fuel injection controller calculates a difference between a rotation speed fluctuation amount of an engine in the case where an injection for learning is...
Variable valve timing control device of internal combustion engine
A required valve timing change rate Vreq is calculated so as to make a deviation D between a target valve timing VTtg and an actual valve timing VT small and...
Method for detecting malfunction of a cooling system based on detected
A malfunction of a thermostat in a coolant circulating path is detected from an engine side coolant temperature in consideration of the following behavior of the...
Navigation device and method for determining orientation of vehicle
A vehicle includes an acceleration sensor that generates an output of an acceleration in a direction of the acceleration sensor. The output of the acceleration...
Car navigation system and program
When a corridor operation is conducted in a car navigation system, a stoppable place where a vehicle is able to stop is retrieved before a map disk is removed....
Device and method for controlling ignition timing of internal combustion
An engine ECU executes a program including the steps of: calculating a magnitude value LOG(V) from a magnitude V detected using a knock sensor; calculating a...
Apparatus and method for manufacturing fuel injection control systems
A method is provided to manufacture a fuel injection control system controlling fuel injection in an internal combustion engine with a fuel injection valve. A...
Information registering and retrieving system, in-vehicle apparatus and
When an in-vehicle apparatus receives an information retrieval request from a portable cellular phone along with a phone ID of the cellular phone, a link key is...
Flying capacitor type battery voltage detector
In a flying capacitor type battery voltage detector on a circuit substrate, a large number of photo MOS switches having performance highly depending from...
Hard disk device having normal and low density memory regions
A hard disk device includes a magnetic disk for storing data, a temperature sensor for detecting an ambient temperature and a controller for controlling...
Device for controlling a semiconductor element
A control device for controlling a load drive semiconductor element for driving a load has a test operation mode for measuring a leak current of the load drive...
Internal permanent magnet rotor having improved configuration of magnetic
At each permanent magnet in a rotor of an IPM rotary electric machine, each of a pair of flux barriers respectively disposed adjoining circumferentially opposed...
A vehicle alternator for generating electric power has a stator, a rotor, a rectifier, a regulator case, and a cooling fin part. A stator winding is wound on the...
Semiconductor device having tin-based solder layer and method for
manufacturing the same
A semiconductor device includes: a semiconductor substrate; a base member; a tin-based solder layer; a first metal layer; and a first alloy layer. The...
Variable valve timing apparatus executing reference position learning and
control method thereof
A current value of an intake valve phase calculated based on a sensor output is smoothed along the direction of time axis in accordance with a smoothing factor,...
Control apparatus for an internal combustion engine
A variable valve mechanism performs a valve lift switching operation for an intake valve. ECU defines valve lift switching characteristics corresponding to the...
Leak detector for evaporated fuel
An evaporated fuel leak detector detects leakage of an evaporated fuel generated in a fuel tank. The detector includes: a differential pressure valve, a pump for...
Method of rewriting flash EEPROM and electronic control device using same
A method of rewriting a flash EEPROM of an electronic control device for controlling a vehicle equipment via a microcomputer is proposed. The flash EEPROM stores...
Sensor apparatus, control system having the same and offset correction
Each acceleration sensor of an air bag system includes a sensing device, a communication device and an adjusting device. The sensing device generates a...