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Rotation detector and direct-current motor
A power supply unit superimposes alternating-current voltage on direct-current voltage and applies it to a motor. As a result, when the motor is rotated, a...
Electric power converter
An electric power converter includes: a heat sink having a heat receiving surface; a semiconductor module including a metal plate having a heat radiation...
Valve timing control device
A valve timing control device is provided with an electric motor (4) generating a magnetic retaining torque (Th) and a motor torque (Tm) in a motor shaft (102)...
Force sensing device
The force sensing device includes a deformable member having portions arranged to make a pair with respect to the Z-axis. Three sets of strain detecting...
Fuel injection controller for internal combustion engine
When a specified learning executing condition is established, a command furl injection quantity ratio (CFIQ-ratio) between two fuel injectors is compulsorily...
Electric power steering system designed to generate torque for assisting
driver's turning effort
In an electric power steering system installed in a vehicle and designed to generate, by a motor, assist torque for assisting the driver's turning effort of the...
NOx sensor malfunction diagnostic device and malfunction diagnostic method
The NOx sensor malfunction diagnostic device includes a control section. The control section performs the supplying of an excess amount of reducing agent, which...
Central air-conditioning system
Regarding rooms other than a room being targeted, a controller controls the rooms in energy-saving conditioning mode when a person is not detected in the rooms,...
In-vehicle wireless communication device, roaming list updating system,
and method for updating roaming list
A wireless communication unit performs wireless communication with a network of a carrier and receives a roaming list transmitted from the network. A control...
Apparatus for detecting feature of driver's face
An apparatus for detecting a gaze direction of a driver is mounted on an automotive vehicle. An image of the driver's face on which infrared rays are incident...
Electronic circuit device
An electronic circuit device includes a case and a cover between which a space is defined, electronic circuit parts arranged in the space, and a sealant to seal...
A signal separator for separating luminance and color signals from a composite video signal includes: a first band pass element for passing a part of the...
A signal separator for separating luminance and color signals from a composite video signal includes: a first line delay element for delaying the composite...
Field watch apparatus
A field watch apparatus uses a storage unit to store detection data of a detected obstacle from an obstacle sensor that detects objects under control of a...
Vehicle presence notification apparatus
A vehicular horn device of an existing electromagnetic type is used as a dynamic speaker so as to generate a false engine sound. The shortage of a low-pitched...
Vehicle presence notification apparatus
A vehicle presence notification apparatus uses several ultrasonic transducer devices to generate a notice sound by emitting an ultrasonic wave in mid air based...
An electromagnetic relay comprises a coil generating magnetic force when power is distributed, a contact point part opened and closed by the magnetic force, and...
Active polyphase filter producing two difference outputs having phase
difference of .pi./2 radians
An active poly-phase filter has a converting section and a filtering section having two first input terminals, two second input terminals and four output...
Apparatus and method for driving rotary machine
A motor driving apparatus has a loss-of-synchronism monitoring circuit that monitors the rotation of a rotary machine such as a brushless DC motor to detect a...
Rotating electric machine
In a rotating electric machine, a path length between a rotor and an inter-hetero-phase tooth where a magnetic flux from a magnetic pole proceeds from the rotor...
Motor-generator having stator and inner and outer rotors
A motor-generator has a stator including an annular stator core and stator windings wound on the stator core, an annular inner rotor located radially inward of...
Method of manufacturing silicon carbide semiconductor device
In a method of manufacturing a silicon carbide semiconductor device, a semiconductor substrate made of silicon carbide and having first and second opposing...
Diagnostic apparatus for vehicle cooling system
When the driving wind and the cooling wind are generated, based on the phenomenon in which the temperature difference is generated between the front surface and...
Light control apparatus and recording medium
The present invention provides, as one aspect, a light control apparatus for controlling directions of optical axes of headlights mounted in a vehicle. The...
Variable valve timing control apparatus for internal combustion engine
In a variable valve timing control apparatus, a hydraulic variable valve timing device adjusts valve timing by changing a VCT phase. In a lock mode, the lock...
In a starter with which a pinion movable body with which a pinion gear and a one-way clutch were united moves on an output shaft, a holder is attached to the...
Fuel state sensing device
A fuel state sensing device is applied to an injector injecting fuel, which is supplied from a fuel pump, though an injection hole. The fuel state sensing...
Particulate filter regeneration apparatus and method of operating the same
The particulate filter regeneration apparatus includes a driving function for driving an exhaust pipe injector to inject fuel into an exhaust pipe of an...
Exhaust gas purification device of internal combustion engine
An exhaust gas purification device of an internal combustion engine having a NOx catalyst provided to an exhaust passage for occluding NOx in a lean atmosphere...
Method of fabricating reactor
A method of fabricating a reactor composed of a coil, a core, and a container, capable of suppressing the core to break when a current flows in the coil to...
Method for manufacturing a stator for inner-rotor type rotary electric
A tapered cage coil is prepared, having a small-diameter top coil end 101 and a large-diameter base coil end. The tapered cage coil is axially inserted into a...
Map display apparatus
Destination information, which includes as a retrieval condition an address of a destination spot, is received externally. Under the received retrieval...
In-vehicle information apparatus and in-vehicle multi-media system
When a present position is determined to be included in a high upland area, it is determined whether a presently displayed image can be displayed continuously...
Cruise control system and method
In a cruise control system for a vehicle, a cruise ECU calculates a cornering resistance applied to the vehicle based upon a steering angle, when a vehicle...
Object specifying device for a vehicle
An object specifying device mounted in a controlled vehicle has a unit for tracking objects, existing in a monitoring area set along a running direction of the...
Apparatus for stereophonic sound positioning
A stereophonic apparatus uses three speakers respectively installed toward a front of a vehicle on both shoulders of a seat back of a driver's seat and toward a...
Method of transmitting modulated signals multiplexed by frequency division
multiplexing and physical quantity...
A transmitting method has steps of modulating carrier waves having frequencies set at 1/2.sup.N-n (n.ltoreq.N; n is a positive integer) of a reference frequency...
Vehicle presence notification apparatus
A vehicle presence notification apparatus generates a notice sound by emitting an ultrasonic wave in mid air based on an ultrasonic signal modulated according...
Electromagnetic switch for a starter motor
An electromagnet switch has a metal contact for a switch terminal that projects from a case and is wired to one end of a coil. A male connector member surrounds...
Control apparatus and control method for hybrid vehicle
A first motor generator-control unit (MG1-ECU) and a second motor generator-control unit (MG2-ECU) are provided independently for respective motor generators....
Stator for rotary electric machine and method of manufacturing the stator
A stator core for a rotary electric machine is provided. The stator includes an annular stator core having a plurality of slots punched and arranged in the...
SiC semiconductor device with BPSG insulation film
A SiC device includes: a substrate; a drift layer; a base region; a source region; a channel layer connecting the drift layer and the source region; a gate...
Oscillating angular speed sensor
An oscillating angular speed sensor includes a detector, a driving portion, and a separating portion. When an angular speed is generated while the detector is...
Exhaust emission control device for internal combustion
An exhaust emission control device is used for an engine and is applied to an exhaust gas purifying system. The system has an NOx catalyst disposed in an...
Audio noise reduction method for telematics system
A telematics system for a vehicle includes an infotainment module, a codec module, and a control module. The infotainment module outputs data to a speaker via a...
Program management system
A program management system includes a center and a vehicle control device having a program in a vehicle. In management processing, the center selects one of...
Electric power steering system and control method therefor
An electric power steering system of a vehicle has a plurality of Hall ICs for sensing torque applied to a steering wheel, and an electric motor for...
Electronic control unit and vehicle control system
An electronic control unit (ECU) and a vehicle control system are disclosed. When a vehicle ID rewrite instruction and a malfunction information erasure...