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Microcomputer and emulation apparatus
A single-chip microcomputer includes a logic circuit, a CPU and a flip-flop for synchronizing an interrupt-request signal, which is supplied by the logic circuit...
In an EEPROM of a microcomputer, data is stored for determining a communication rate CMR for fixing the data transmission time of one frame managed by a...
Adjusting sound characteristic of a communication network using test
signal prior to providing communication to...
A voice recognition system has a vehicle unit, which is a communication terminal, and a voice recognition server. The voice recognition server recognizes a voice...
Knock determination apparatus and method for engines
In determining a knock of an engine, a vibration intensity is calculated by logarithm-transforming a peak value or an integral value of an output signal of a...
Controller for engine having component
A required-generate-current (RGC) is calculated according to conditions of the electric loads and a charging state of the battery. The ...
Inter-device communication system
An inter-device communication system for a wiper control apparatus that includes a rain detection device and a wiper driving device includes communication...
Onboard wireless communication system
An onboard wireless communication system includes a power supply circuit, a wireless communication circuit, a control circuit, and a current integration circuit....
Mobile communications terminal with position determination
A mobile communications terminal has a transmitter for transmitting a specific identification code of a reference base station as a time reference for network...
TAD A/D converter in which pulse delay circuit is initialized prior to
each conversion operation for deriving...
In a TAD (Time Analog-to-Digital) type of A/D converter in which delay units of a pulse delay circuit successively transfer a pulse signal during each of...
Electromechanical conversion device
An electromechanical conversion device includes an electromechanical conversion unit and a cable, which has a signal wire and a ground wire for grounding the...
Rotation detecting device using magnetic sensor
A rotation detecting device is provided that detects the rotation of a rotating object by means of a biasing permanent magnet and multiple sensor chips. The...
Motor driven blower support system
A drive motor is supported and fixed onto a motor support plate composing a support member through vibration proof rubber which damps vibration, the frequency of...
Power generation control apparatus for internal combustion engine
An increment of a fuel consumption rate caused by power generation is determined from a difference in fuel consumption rate between a case of performing power...
Silicon carbide semiconductor device and method for manufacturing the same
A manufacturing method of a silicon carbide semiconductor device includes the steps of: preparing a semiconductor substrate including a silicon carbide...
Trench-gate transistor with ono gate dielectric and fabrication process
A trench-gate type transistor has a gate insulating film formed on an inner wall of a trench. The gate insulating film includes a first portion located on a wall...
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...
Pipe joint device
An object of the present invention is to provide a pipe joint device, according to which two pipe members can be easily connected and disassembled without...
Method of surface treating aluminum alloy base body of heat exchanger and
heat exchanger produced by the method
A method of surface treating an aluminum alloy base body of an heat exchanger which method enables an etching procedure to be carried out uniformly and quickly...
Signal output unit and electronic control unit
A timer module in an ECU has an angle counter and a timer counter. A value counted by the angle counter indicates a crank angle of a crankshaft. Under the...
Collision object discrimination apparatus for vehicles
A collision object discrimination apparatus for vehicles includes two collision detection sensors for discriminating kinds of a collision object based on two...
Turning angle detector
External magnetic members are provided outside the outer periphery of a rotor. When the rotor is positioned around its turning angle of 70 degrees, part of the...
Method of estimating magnetic pole position in motor and apparatus of
controlling the motor based on the...
A magnetic pole position in a synchronous motor having salient poles is estimated from an instructed voltage applied to the motor, a current generated from the...
The piezoelectric actuator includes a piezoelectric element (2) including a sheet of piezoelectric ceramic and electrodes formed at least part of the surface of...
Gas sensing element
A gas sensing element has at least a sensor cell consisting of a measured gas side electrode positioned in a measured gas chamber, a reference electrode being...
Fuel injector assembly and method of mounting the same
An injector assembly is disclosed for mounting within a mounting member, which includes a first mounting aperture that defines an axis, and a second mounting...
A resonator is connected with an intake air pipe and forms a resonant chamber therein. The resonator includes a diaphragm, which is generally planar and is...
Leakage detecting device for evaporating fuel processing apparatus
A leakage detecting device is connected to an evaporating fuel processing apparatus to detect leakage of evaporating fuel in a ventilation apparatus that...
Exhaust gas purifying apparatus
In an exhaust gas purifying apparatus for a diesel engine having a diesel particulate filter (DPF) provided in an exhaust pipe, a temperature of the DPF is...
Road shape recognition apparatus
A front radar recognizes a still object. A process generates a still object map that shows a relative position between the still object and a subject vehicle....
Vehicle control system
A vehicle control system is disclosed. The vehicle control system includes a by-wire system with an actuator for changing vehicle conditions and a by-wire...
Electronic toll collection system adapted to plural types of protocols
employed by various on-vehicle units
An electronic toll collection (ETC) system comprises an on-vehicle unit mounted on a vehicle and a stationary-station communication system. This communication...
Communications system of two-wire line enhancing fail-safe performance
Five electronic control units (ECU) control vehicle devices using CAN protocol. Each of ECUs is provided with a resistor and a switch for activating the...
Electronic control device
An electronic control device includes a circuit substrate consisting of four rigid portions and intervening flexible portions which are serially connected to...
Obstacle detection device
An obstacle detection device for a vehicle notifies the driver of an obstacle approaching rapidly in the rear side by sound when a detected velocity of the...
Ignition device and spark condition detection method
When a spark discharge is produced, a first current flows in one direction. From a rise of an ignition signal to energize an ignition coil to a fall of the...
Automotive alternator having water shield for protecting brushes from
An automotive alternator according to the present invention includes a rotary shaft, slip rings, a brush holder, brushes, a cover, a seal member, a cooling air...
Method of producing a semiconductor device
A semiconductor device includes a semiconductor substrate, a cell region in a surface portion of the substrate for operating as a transistor, a gate lead wiring...
Connector housing with internal capacitor constructed with overlapping
portions of terminals
A connector housing includes a resin body and multiple metallic terminals insert-molded into the resin body. The terminals are disposed to overlap each other...
Collision detection system for vehicle
A collision detection system for a vehicle has two collision load sensors, which are respectively positioned between a rear end surface of a bumper reinforce...
Apparatus for activating occupant restraint device
An apparatus for activating occupant restraint devices of a vehicle includes first and second sensors, first and second determination units, an output circuit,...
Leak diagnosis device
Concentration measurement is performed multiple times from a period in which pressure in a purge device increases due to generation of fuel vapor after operation...
Controller for common rail fuel injection system
In a common rail fuel injection system, a fuel pump pressure-feeds fuel to a common rail, which accumulates the fuel at high pressure corresponding to fuel...
Controller and controlling method for internal combustion engine
A base engine torque generated with an estimated intake air amount is estimated. An engine torque is corrected by correcting an ignition timing based on a...
Knock detecting apparatus and method for internal combustion engine
The signal levels of vibration waveform signals outputted by knock sensors are extracted at a filter processing section for each of a plurality of frequency...
An evaporator operated with the carbon dioxide gas, comprises at least a unit core including a plurality of heat transmission tubes having a path with a...
An ejector cycle with an ejector includes a nozzle for decompressing refrigerant. A receiver for storing refrigerant is disposed at a refrigerant outlet side of...
Method for manufacturing spark plug
A spark plug is provided, for a provisional bending process for manufacturing the spark plug, as a work in a condition where an earth electrode is straight and...
Electronic device and program for displaying map
When a guiding route is included in a display target region at a photograph display mode, route data of the guiding route is also read. Within the read route...
Vehicle navigation apparatus for controlling map-matching areas
A stop area is set in an arbitrary area where map matching processing is to be stopped, by an operation switch group or a remote controller. When a vehicle...
Loading system for vehicle passenger protection device
A loading system for a vehicle passenger protection device performs collision determination without using inaccurate signals included among acceleration signals...