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Navigation system having in-vehicle and portable modes
A navigation system executes a portable mode for guiding a person when a GPS antenna is connected with it and a speed signal has not been inputted for ten...
Electronic control system expediting floating point processing
A computation processing is repeatedly executed in a control program. In the processing, a preceding computation result RamA that is represented as a floating...
Electronic throttle control system having operation monitor
An electronic throttle control system has a main computer and a sub-computer. The main computer calculates a target throttle angle, and the sub-computer controls...
Electronic control unit
An electronic control device having a high heat dissipating ability includes a printed board secured to an enclosure and interposed between a case and a cover...
Voltage regulator for alternator and method of controlling power generation
In an alternator, failure in a power supply line connected to an output terminal of a rectifier is detected. Upon detection of a failure in this power supply...
In a multilayer brush composed chiefly of copper and graphite and incorporated therein with a solid lubricant, which consists essentially of two types of...
Exhaust gas purification filter
An exhaust purification filter having high filter efficiency and low pressure loss. The exhaust purification filter purifies exhaust gas by trapping particulate...
Fuel injection valve
A fuel injection valve that sprays a finer particulate fuel has a tightly closed valve portion and can be assembled by press-fitting. A cup-shaped injection hole...
Internal combustion engine ignition device and igniter for same
An internal combustion engine ignition device able to suppress misfires etc. at abnormal times and achieving smaller size and lower cost, provided with an IGBT...
Accumulation type fuel injection system
An electronic control unit of an accumulation type fuel injection system increases a number of injections performed by an injector in one injection period from a...
Throttle valve system for internal combustion engine
A bore portion of a throttle body of a throttle valve is formed in double-tube structure. In the double-tube structure, a central axis of a cylindrical inner...
Starter with driving lever having lever pin
To reduce entire length and radial dimension of a starter, the starter includes a driving lever composed of a lever body and a lever pin as a pivot center of the...
Pressure sensor with a corrosion-resistant diaphragm
A pressure sensor includes a sensor device and a diaphragm. The diaphragm is exposed to a fluid, a pressure relative to which is detected using the sensor...
Pressure sensor device having temperature sensor
A pressure sensor device having a temperature sensor includes a pressure sensor, a temperature sensor, a sensor casing for accommodating the pressure sensor and...
A gas sensing element is placed in an element insertion hole of an insulator. The element insertion hole consists of a larger-diameter portion and a...
Traffic information notification system
In a traffic information notifying system, a management center is connected through communication networks information terminal devices owned by a traveler and...
In-vehicle radar system
A radar system mounted in a reference vehicle can detect a distance and orientation of a preceding vehicle to thereby compute a relative position of a width...
Magnetic sensor adjusting method, magnetic sensor adjusting device and
The present invention provides a magnetic sensor adjusting method that can always be accurate in sensing a sensing target satisfactorily irrespective of...
A.C. generator control apparatus and method having abnormality information
A voltage regulator for an a.c. generator produces a power generation ratio signal having a duty ratio corresponding to the current supply to the field winding...
Ceramic body and ceramic catalyst body
The object of the present invention is to provide a ceramic body that can support a required amount of a catalyst component, without lowering the characteristics...
Air passage switching device
In an air passage switching device, a flexible film moves to traverse an air passage of an air duct, thereby switching and controlling a communication state of...
Fuel injection nozzle
In a fuel injection nozzle, a nozzle body is provided inside with a guide hole having a second guide portion (cylindrical hole) for slidably holding a guide...
In a cooling device, a condensation unit is constructed by stacking plural unit plates and two outer plates. The plural unit plates are superimposed in a...
Ignition coil for internal combustion engine
An ignition coil has an outer coil unit, an inner coil unit, a coil case in which the outer and inner coil units are housed and a tower case accommodating lower...
Temperature dependent sensitivity compensation structure of sensor
A temperature dependent sensitivity compensating circuit structure of a sensor is provided. The sensor includes a sensing element which has a TCS (Temperature...
Semiconductor dynamic sensor having circuit chip mounted on package case
with adhesive film interposed
A semiconductor dynamic sensor such as an acceleration sensor is composed of a sensor chip for detecting a dynamic force applied thereto and a circuit chip for...
Torque sensor having a magnet and a magnetic sensor
A torque sensor includes first and second shafts, an elastic shaft, a magnet, a pair of ring plates, and a magnetic sensor. The elastic shaft connects the first...
Integrated control system for vehicle
An integrated control system for a vehicle comprises a plurality of system device control units for controlling system devices in a vehicle, and a manager...
Packet data reconnection timing control in mobile communication systems
The present invention is a system for distributing the reconnection attempts of multiple system users in a CDMA telephone system over a broad time window. The...
Internal combustion engine ignition coil, and method of producing the same
An ignition coil (1) having a case (2), a core (22) installed in the case, a primary spool (25) disposed substantially coaxially around an outer circumference of...
Switched capacitor filter circuit and method of fabricating the same
In a switched capacitor filter circuit, a switching transistor is connected to an operational amplifier for input of a switching control signal to the ...
METHOD OF MEASURING A CHARACTERISTIC OF A CAPACITIVE TYPE OF SENSOR, A
SENSOR CHARACTERISTIC MEASURING...
First and second predetermined charging voltages are applied between the movable and fixed electrodes of a capacitive type of sensor to measure first and second...
Alternator for an automotive vehicle
A small-diameter fin and a large-diameter fin, each extending in a direction normal to an axial direction of a rotor, are disposed at both sides of a terminal...
Semiconductor device and method for manufacturing the same
A semiconductor device has a semiconductor substrate, several cell blocks provided on the semiconductor substrate, several gate electrodes electrically...
A switch structure comprising a switch element (5, 59, 61) performing circuit switching operation by pushing and a push button section (3) attached rotationally...
Method for manufacturing laminated dielectrics
A method of manufacturing large-sized laminated dielectrics of high quality which permit adjustment of the atmosphere during sintering process to be accomplished...
Method of etching metallic thin film on thin film resistor
An Al film is formed on a barrier metal covering a thin film resistor to have a first opening. A photo-resist is formed on the Al film and in the opening, and is...
Boiling cooler for cooling heating element by heat transfer with boiling
A boiling cooler has a heat exchange part in which refrigerant vapor performs heat exchange with cooling water. The refrigerant vapor is produced from liquid...
High pressure supply pump with lifter guide and method of manufacturing the
In a lifter guide of a high pressure supply pump, a flat plate, whose periphery line is provided with a projection and whose the other periphery line...
Pressure sensor with water repellent filter
A case of a pressure sensor has an atmospheric pressure introduction port for introducing atmospheric pressure into the case, and a water repellent filter that...
Leak-check apparatus of fuel-vapor-processing system, fuel-temperature
estimation apparatus and...
A fuel-vapor-processing system for an engine has a canister for accumulating fuel evaporation gas. The system has a leak-check apparatus for checking a leak on...
Heat storage system for vehicle, with adsorbent
In a heat storage system for a vehicle, when a temperature of cooling water from a vehicle engine is high, adsorbents are heated by the cooling water, so that...
Vapor compression refrigerant cycle
In a vapor compression refrigerant cycle for an air conditioner, as a refrigerant pressure at an operation starting time of a compressor increases, a starting...
Compressor system and vehicle air conditioning system having the same
When a compressor apparatus is operated at a maximum displacement for 60 minutes or longer, an ECU controls a pressure control valve to gradually change the...
Navigation system, hand-held terminal, data transfer system and programs
When there is no continuity between a current position data acquired by the car navigation system and a previous position data acquired by the car navigation...
Electronic control system and method having monitor program monitoring
An ECU is equipped with an engine control microcomputer for executing engine control and a throttle control microcomputer for executing throttle control. The...
Electromagnetic driving device and flow rate controlling apparatus
employing the same driving device
Non-magnetic layers are formed on an inner circumferential wall of a housing portion 13 and an outer circumferential wall of a plunger 17, respectively. Assuming...
Output circuit and microcomputer
When a control power source voltage becomes lower than an operation guarantee voltage level, the output of a start-up circuit assumes an H-level, a NOR gate...
Vehicle motor-generator apparatus utilizing synchronous machine having
A vehicle motor-generator apparatus based on a field winding type of synchronous machine coupled to a power inverter and a battery, wherein the synchronous...
Commutator integrated armature of electric rotary machine
A commutator-integrated armature of a rotary electric machine is comprised of a rotary shaft, an armature core composed of a plurality of laminated sheets, an...