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Tire inflation pressure sensing apparatus supplied with electrical power
via wireless communication
A tire inflation pressure sensing apparatus includes a transmitter provided on a wheel of a vehicle and a receiver provided on a body of the vehicle. The...
Physical quantity sensor
A physical quantity sensor includes: a semiconductor substrate; a cavity disposed in the substrate and extending in a horizontal direction of the substrate; a...
Method for manufacturing a soft magnetic powder material
The invention provides a method for manufacturing a soft magnetic powder material covered by oxide layers at surfaces of the powder, by using a soft magnetic...
Electromagnetic valve and vapor fuel treating system applying the same
A first connecting pipe of an electromagnetic valve connects with the fuel tank, and a second connecting pipe connects with a canister. A spring urges a moving...
Electrically motorized wheel with protective cover
An electrically motorized wheel assembly is provided which may be used in automotive vehicles. The wheel assembly is equipped with at least one electric motor...
Control apparatus for electric variable valve actuation mechanism
An electric variable valve timing mechanism and a starter are actuated by electricity supplied from a common battery. During an engine starting process, the...
Fuel injection pump
In a fuel injection pump, a tappet is provided on an end thereof on a side of a cam ring with a hollow. Force acting on the tappet from a plunger due to fuel...
Program code generator and program
Variable information, which indicates whether a variable is a vehicle specific variable that is specific to vehicle control, is added in the form of variable...
Interrupt request program and microcomputer
An interrupt controller specifies and outputs the most highly prioritized one of a plurality of interrupt signal requested for output. A CPU executes a process...
Engine starting and stopping control device
An engine stopping and starting control device predicts which cylinder will be on a compression stroke upon being stopped during a process for stopping the...
Vehicle control apparatus and vehicle vibration suppression method
A vehicle control apparatus for controlling a vehicle in response to a target control value includes a first setting unit configured to set a first target...
Server, communication device, communication system and internet protocol
address notification method
A server stores a table of correspondence between phone numbers and dynamic addresses of an internet protocol assigned or to be assigned to cellular phones. When...
Switching device and related operating method
A switching device and a method of operating a switching power element are disclosed for generating a train of drive pulses (D1 to D32) in a basic pattern for a...
Relay driving apparatus and method having relay contact turn-on holding
A relay driving apparatus has a control circuit, which supplies a first voltage to a relay coil in response to a relay driving signal to turn on a relay contact,...
Apparatus and method for detecting rotation
In a rotation detection apparatus, a rotation-angle detector detects a rotation angle of a rotating body based on an output signal generated by a resolver. An...
Analogue to digital conversion device operable on different sampling
In an A/D conversion device, each delay unit in a pulse delay circuit has inverters INV of m.times.n stages (m, n are positive integers), a clock generator has...
Information processing system
An information processing system for use in a vehicle includes a main body for various operations and a portable device in data communication with the main body....
Semiconductor device for driving a load
A semiconductor device for driving a load includes a first semiconductor switching element interposed between a power supply terminal and a load, a second...
Rotational angle detector
Conductive wires run parallel to each other and connect a Hall element and an ECU. The conductive wire includes an extracting part and a wiring part. The...
4-layer type of stator winding formed of sequentially connected segments
located in respective slot pairs, and...
A phase winding of a stator winding comprises one or more pairs of interconnected partial coil, each partial coil formed of sequentially connected U-shaped...
Permanent magnet type generator
A permanent magnet type generator includes a rotor having 4n (n is a positive integer) permanent magnet poles disposed in a circumferential direction of the...
Vehicular occupant protection device
An airbag device includes a squib, an ignition circuit, and a noise protection circuit. The noise protection circuit includes two zener diodes whose cathodes are...
Capacitive semiconductor sensor
In a capacitive semiconductor sensor, a sensor chip and a circuit chip are contained in a package. First bump members are mounted on second electrodes disposed...
Method for manufacturing pressure sensor
A method for manufacturing a pressure sensor includes the steps of: preparing a semiconductor substrate; forming an insulation film on the substrate; forming a...
Piezoelectric ceramic composition, its production method, and
piezoelectric device and dielectric device
This invention provides a piezoelectric ceramic composition that does not contain lead, can be sintered at a normal pressure and is excellent in at least one of...
Method and apparatus for optically reading target while folding reflected
In an apparatus for optically reading a target based on light reflected from the target, an imaging lens with a first optical axis is provided so that the...
A heat exchanger comprises: flat tubes laminated on each other, an external fluid flowing in a space formed between the flat tubes arranged adjacent to each...
Spark plug and ignition apparatus using same
A power-saving type of ignition apparatus is provided with a spark plug of which electrodes (30, 40) are regulated in their shapes to lower an amount of energy...
Fluid control valve
A fluid control valve has: a housing in which a fluid passage is formed; a valve seat in which a fluid flow hole is formed to be communicated with the fluid...
Starter having rear end cover
A starter for cranking an internal combustion engine includes an electric motor for driving a pinion gear of the starter. The rear end of the electric motor is...
Capacitance type physical quantity detector
A capacitance type physical quantity detector includes a sensor unit of which the capacitance varies depending upon a change in the physical quantity and a C-V...
Air conditioner for automotive vehicle
An air conditioner for an automotive vehicle having a water-cooling type internal combustion engine includes: a first refrigerator; and an adsorption type...
Exhaust gas filtering system for internal combustion engine
In order to restrict an over-temperature-rising of a diesel particulate filter (DPF), an electronic control unit (ECU) computes a flow rate of the exhaust gas...
Seat occupant identifying apparatus designed to establish high accuracy
A seat occupant identifying apparatus for automotive occupant restraint system is provided which works to identify whether a seat occupant is an adult passenger...
Air/fuel ratio control system for automotive vehicle using feedback
An simplified structure of an air-fuel ratio control system for an internal combustion engine includes an upstream and a downstream catalytic device installed in...
Tire air pressure detection system
A tire air pressure detection system, able to prevent a strong electric field or strong radio interference from affecting transmitters and causing mistaken data...
Control apparatus having fluid passage for cooling purpose
A control apparatus includes a body, a fixation plate and a control circuit arrangement. The body includes first and second fluid passages, which conduct fluid....
In a charge amplifier, an operational amplifier is provided. The operational amplifier has an inverting input terminal, a non-inverting input terminal, and an...
Control apparatus for selectively driving plural stator windings of
A control apparatus for a synchronous motor such as a switched reluctance motor, having a plurality of respectively separate stator windings, can operate the...
Electrical motor and fluid pump using the same
An electrical motor includes a commutator attached to one side of an armature in an axial direction, and a cover structure member attached to the other side of...
Rotary electric apparatus with high cooling performance
A rotary electric apparatus, such as on-vehicle three-phase AC generator (i.e., alternator) comprises a main rotary unit, a semiconductor power converter, and an...
Automatic transmission control apparatus having diagnostic function
An automatic transmission control apparatus controls a gear position by engaging and disengaging multiple frictional elements. A hydraulic pressure detector...
Temperature sensor capable of automatic installation
The present invention provides a temperature sensor with an improved reliability of a root portion of a harness. A substantially rod-shaped guide portion 28...
Condenser for vehicles and integrated radiator-condenser body including
A condenser (14) for vehicles, comprising: a pair of mutually parallel distributors (28,30), a plurality of mutually parallel tubes (32) positioned...
Exhaust gas recirculation device
An electric motor is placed on an upstream side of an exhaust gas recirculation passage of a housing in a direction that is parallel to an intake air flow...
Pressure detecting apparatus
Pressure detecting apparatus includes: a housing; a pipe extending from one end of the housing and having an elongated shape; and a pressure sensitive element...
Physical quantity sensor having sensor chip and circuit chip
A physical quantity sensor includes: a circuit chip; and a sensor chip disposed on the circuit chip through an adhesive layer. The sensor chip includes: a...
An expansion-and-compressor device of a fluid machine has a pump mode operation in which the expansion-and-compressor device is rotated by a driving force from a...
Communications terminal operable with high security protocol
A mobile phone connected to the Internet determines whether an emergency communications request for a designated IP address is received, and terminates the...
Electronic control device
An ECU includes a microcomputer that has an integrated flash memory. An initial writing flag is set in the microcomputer before an initial writing to the flash...