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Fuel injection controller and fuel injection control system
A fuel injection controller (engine control ECU) controls a fuel injection mode of an engine having cylinder pressure sensors in all of four cylinders for...
A pressure sensor comprises: a case body including a pressure introduction port; a sensor chip including a top surface, a bottom surface, a sensing member...
The pressure sensor of the type having a pressure transmitting member transmitting a pressure received by a pressure-receiving diaphragm to a sensor chip is...
High pressure control valve
A high pressure control valve is arranged in a refrigerant passage formed from an internal heat exchanger to an evaporator 4 in a refrigerating cycle of CO.sub.2...
Vapor compression refrigerating apparatus
A vapor compression refrigerating apparatus comprises a refrigerating cycle for performing a cooling operation of an automotive air conditioning system, a...
Activation signal output circuit having multiple amplifier circuits
With a capacitor C inserted in an interstage portion of multiple stages of amplifier circuits, a high pass filter is generated by the capacitor C and an input...
A semiconductor switch interrupts output when a microcomputer or an external IC operates abnormally is connected to a control device such, and is turned on or...
Method of controlling DC-to-DC converter whereby switching control
sequence applied to switching elements...
In a DC-to-DC converter which can convert DC power supplied to a first voltage system circuit, having first and second switching elements, to DC power at a...
Radio communication module to be installed on vehicular license plate
A radio communication module to be installed on a license plate of a vehicle has a module body and a removal protector. The module body is provided with a memory...
In an electromagnet switch, a stationary iron core is composed mainly of a base part and a disk part. The base part is faced to a plunger and the disk part is...
Output circuit and operational amplifier
An output circuit comprises first and second transistors, a driving circuit and a current mirror circuit. The driving circuit supplies a relatively small...
An alternator comprises: an output rectifier converting AC voltage produced in an output armature winding into DC and supplying the DC electric power to a...
On-vehicle belt-driven alternator
An on-vehicle alternator is disclosed having a rotor driven by an engine via a belt, a stator having armature windings to generate electromotive forces in...
Torque detecting apparatus
Magnetic pole nails 51, 51 . . . aligned on magnetic yokes 5, 5 that integrally rotate with the second shaft 2 are formed in a rectangular shape, and the...
Engine knocking detection apparatus which adjusts passband of sensor
signal bandpass filter in accordance with...
In an engine knocking detection apparatus that receives a knocking sensor signal expressing vibration in an internal combustion engine and performs bandpass...
A user selects as a guide route a route from among multiple routes retrieved under respective predetermined retrieval conditions. A retrieval condition under...
Imaging apparatus for vehicles
A vehicle is provided with a plurality of imaging cameras for imaging the front left side, front right side, rear left side, rear right side and rear side....
Engine control apparatus
An engine control apparatus comprised of an engine control ECU has a program preloaded therein for determining a combustion rate (actual combustion rate)...
Optical device having micro lens array
An optical device includes a semiconductor substrate and an optical part having a plurality of columnar members disposed on the substrate. Each columnar member...
The radar apparatus includes a transmit/receive section having a function of emitting a transmission wave, receiving the transmission wave reflected from a...
Anti-theft system for vehicle
An anti-theft system for a vehicle includes schedule taking means for taking a usage schedule of the vehicle, wherein the usage schedule of the vehicle includes...
Control system for controlling output of power generator
In a control system for controlling a power generator based on a command value associated with a control parameter, a receiver receives the command signal, a...
Discharge lamp apparatus
In a discharge lamp apparatus for lighting a discharge lamp, a ballast is disposed outside of a lamp housing of a discharge lamp and is electrically connected to...
Stacked piezoelectric element and production method thereof
A stacked piezoelectric element obtained by alternately stacking a piezoelectric ceramic layer and an electrode layer, wherein said electrode layer mainly...
Vehicle-use AC generator having rear cover formed to prevent intrusion of
foreign matter into vicinity of slip...
The rear cover of a vehicle-use AC generator is integrally formed with a portion that is shaped to enclose at least a part of a circumferentially extending...
When a driving signal changes from L level to H level, a switching circuit is turned on. Then, a gate current flows from a booster circuit to MOSFET through the...
Power supply control system
A power supply control system for a vehicle includes a supply line system, a first electric generating means, a second electric generating means, and a control...
Method and apparatus for controlling charging operations for battery
An apparatus controls a state of charge (SOC) of a battery mounted on a vehicle provided with an internal combustion engine driving a generator mounted on the...
Electronic unit with a substrate where an electronic circuit is fabricated
In an electronic unit with a substrate, a control circuit is mounted on the substrate and is configured to execute an operation related to a load. A package...
Output circuit for an on-vehicle electronic device
In an engine ignition system, an igniter for an ignition coil is connected to an ECU through a signal wire. The signal wire is grounded via the collector and the...
Annular component fabricating method, die for use in such fabricating
method and annular component fabricated...
A method of fabricating an annular component part is disclosed wherein press forming is carried out to prepare an annular body having a cylindrical wall, having...
Method of forming coils of a stator of a rotary electric machine
A method of manufacturing coils that includes forming a predetermined number of U-shaped conductor segments. The U-shaped conductor segments are twisted using...
Controller for internal combustion engine
A controller for an internal combustion engine is disclosed that includes an intake control valve adjusting a flow of intake air in the internal combustion...
Vehicle-installed remote control unit
The vehicle-installed remote control unit includes a receiver receiving a command signal transmitted from a transmitter dedicated to a vehicle, and a controller...
Positional information detecting method and device
In a positional information detecting device, a tone-burst signal propagating unit causes a tone-burst signal to propagate through a path. The tone-burst signal...
Radar device for transmitting radio signal over angular scanning field
In a radar device installed in a vehicle for detecting a target around the vehicle, a transmitter transmits a plurality of radio signals at intervals. A scanning...
Load break detection circuit
A load break detection circuit for detecting a break in a load connected to an output terminal of an output circuit includes a target voltage generator, a...
Current measuring device
A current measuring device for detecting current flowing in a current path includes a magnetic sensor for detecting a magnetic field and a magnetic sensor for...
Vehicle-use power generation control apparatus
The vehicle-use power generation control apparatus regulates an output voltage of a vehicle generator driven by a vehicle engine at a set value by on/off...
Inverter circuit free from power-source-voltage fluctuation
An inverter circuit includes a bridge circuit constituted of a plurality of pairs of a high-side switching element and a low-side switching element, a command...
Semiconductor equipment having multiple semiconductor devices and multiple
Semiconductor equipment includes: a first lead frame having a first semiconductor device; a second lead frame having a second semiconductor device; a thermal...
Resin mold and method for manufacturing the same
A method for manufacturing a resin mold includes the steps of: attaching a transmitting resin member capable of transmitting a laser beam and an absorbing resin...
Vehicular air conditioner
In a vehicle air conditioner, a cooling heat exchanger for cooling air is arranged in the air conditioning case, and a cooling/heating switching heat exchanger...
Exhaust gas heat exchanger
An exhaust gas heat exchanger has a tank, laminated exhaust gas tubes where the exhaust gas flows, a cooling water inlet pipe and a cooling water outlet pipe....
Starter with intermediate gear
A starter with an intermediate gear includes a front bearing portion formed with a mounting hole for supporting the front end portion of an intermediate shaft...
Pressure sensor having a pressure detecting element and a circuit board on
opposite sides of a housing
A pressure sensor includes a pressure detecting element for detecting a pressure, a circuit board having an electrical circuit to be connected to the pressure...
Heater control device for gas sensor
An oxygen concentration sensor including the sensor element for detecting oxygen concentration in the exhaust gas and the heater for heating the sensor element...
Alternative input control method and device
An electronic control unit determines whether a level of a battery supply voltage is low, and whether a feedback system of a door lock control device is in an...
Pedestrian detection device, related method, air bag system and vehicle
equipped with air bag system
A pedestrian detection device, a related method, an air bag system and a vehicle are disclosed. The pedestrian detection device 20 includes an infrared ray...
Time measuring circuit with pulse delay circuit
In a time measuring circuit, a pulse delay circuit is provided with a plurality of delay units. The pulse delay circuit is configured to transfer a pulse signal...