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Electronic key system operable with charge capacitor power
An electronic key system has a portable electronic key and a transmitter provided in a vehicle. The key and the transmitter have respective LC resonance circuits...
Starter for cranking internal combustion engine
A starter for cranking an internal combustion engine is mainly composed of an electric motor and a magnetic switch having a battery bolt connected to an on-board...
In a centrifugal blower, a centrifugal fan is housed in a scroll casing and driven by a motor. The scroll casing includes a suction scroll wall and a motor...
Accumulator fuel injection system capable of preventing abnormally high
An accumulator fuel injection system 1 comprises a PC sensor 21 for detecting a common rail pressure, a pressure limiter 22 for keeping the common rail pressure...
Leak check device for evaporated fuel purge system
An evaporated fuel purge system has a fuel tank, an adsorption filter and a purge control valve. The evaporated fuel purge system is pressurized and ...
Air conditioning system for vehicle
An air conditioning system for a vehicle has a cool storage heat exchanger for continuing cooling operation with stored cooling energy during a compressor is...
Vehicle navigation system having position correcting function and position
A vehicle navigation system includes a map matching module and a voice recognition module. When the voice recognition module recognizes a user's voice input...
Radio communication terminal unit and method of transmitting location
A cellular phone unit receives GPS satellite information of GPS satellites and base station information of base stations. It extracts the GPS satellite...
Starter having pinion-rotation-restricting member for use in automotive
A pinion gear of a starter is engaged with a ring gear of an internal combustion engine by restricting rotation of the pinion gear while driving a motor at a low...
Semiconductor device and method for manufacturing semiconductor device
A semiconductor device includes a semiconductor chip generating heat, a pair of heat sinks, which face each other, to conduct heat from both surfaces of the...
Bearing for fuel pump, method of manufacturing the same, and fuel pump
A bearing for a fuel pump includes a sliding layer made of mainly carbon, and a supporting layer made of mainly carbon and a metal. The supporting layer is...
Electronically controlled throttle apparatus
In an electronically controlled throttle apparatus, a coil spring is shaped to extend from a U-shaped hook portion which is a joint between a first spring...
Pressure detector having elongate housing containing pressure-sensitive
A pressure detector such as a combustion pressure sensor includes a pressure-sensitive element disposed in a cylindrical housing. Electrical signals responsive...
Exhaust gas cleaning system having particulate filter
An electronic control unit (ECU) of an exhaust gas cleaning system for an internal combustion engine having a diesel particulate filter (DPF) determines whether...
Control apparatus for an internal combustion engine
A microcomputer calculates a requisite time for controlling a predetermined device of an internal combustion engine. The microcomputer estimates time required...
Common rail fuel injection device
In fuel injection control, an injection pattern is determined by reading, from memory, an injection pattern appropriate to a current engine speed, desired...
Pilot phase measurement error estimator for position location
A wireless communication system computes the pilot phase measurement RMSE directly by determining the path width as measured by the searcher component of the...
Insulating switching DC/DC converter
In a DC/DC converter using an insulating transformer Tr having a center tap on the secondary side, an input choke coil L1 and an output choke coil L3 are...
Electronic control unit for variable PWM communication
An electronic key entry system for vehicles has a security ECU mounted in a vehicle for checking an electronic key via radio communication with the same. The ECU...
Apparatus for discharging a combination battery consisting of a plurality
of secondary batteries
A discharging circuit, connected to both terminals of a lithium battery, includes a first discharge resistor, a second discharge resistor, and a transistor for...
Combined stator core for an electric rotary machine
A yoke includes a plurality of recessed portions. A teeth block includes a plurality of protruding portions being coupled or fitted into the recessed portions of...
Semiconductor device having radiation structure
A semiconductor device includes two semiconductor chips that are interposed between a pair of radiation members, and thermally and electrically connected to the...
Semiconductor device and method of manufacturing the same
A semiconductor device, which can prevent a current capability from deteriorating with time, is disclosed. A P-channel type LDMOS is formed in an N-type...
Method for manufacturing a dynamic quantity detection device
A method for manufacturing a dynamic quantity detection device includes bonding a semiconductor chip that includes a detection element for detecting a dynamic...
Laminate-type dielectric device, a production method and an electrode paste
A laminate type dielectric device is formed by alternately laminating dielectric ceramic layers and electrode layers and integrally baking the laminate product....
Starter having resilient shift lever for driving pinion gear
A starter for engines uses a leaf spring as a shaft lever for advancing a pinion gear for engagement with a ring gear. The shift lever may be constructed with a...
Fuel injection control system for internal combustion engine
An internal combustion engine has a particulate filter for collecting exhaust particulate matters included in exhaust gas. An oxidization catalyst is supported...
Transmitter device having means for automatically transmitting data
remaining therein upon its re-activation
Data formulated according to a user's request signal is transmitted from a transmitter device to a receiver device under a wireless or a wired system. The...
Downloading server and mobile station using local-area wireless
A server downloads data to a mobile station mounted in a vehicle through a roadside device using dedicated short range communication (DSRC). The server is...
Receiving apparatus, receiving method, program and information recording
A channel evaluator acquires a change predicted value from a known symbol, and a compensator compensates for a first symbol using the change predicted value. A...
Abnormality detection method and system having sleep mode check function
A plurality of electronic control units is continuously supplied with electric power to be capable of communication one another even when respective controlled...
Vehicle ac generator
In a rectifying device of a vehicle ac generator, a positive-side radiating fin and a negative-side radiating fin are arranged to oppose each other in an axial...
Semiconductor equipment with lateral and vertical MOS regions
Semiconductor equipment includes a semiconductor substrate, a plurality of first type semiconductor devices having first and second device regions, a plurality...
Vehicle air conditioner
A vehicle air conditioner has an air conditioning unit. The unit has a blower unit and an heat exchanger. The unit has a defroster outlet opening and an outside...
Compressor with compact screw connected housing and adjustable mounting
According to the invention, a compressor having a threaded screw connection portion formed directly on a fitting portion of the housing is provided. Since no...
Braking force control apparatus for a vehicle
Each of target braking forces for front and rear wheels of a vehicle is calculated based on an amount of braking performed by a driver and a predetermined...
Starter having helical ventilation groove in tube
In a starter, a cylindrical tube is slidablly engaged with an outer peripheral surface of an output shaft through a bearing in an axial direction. A front end of...
Passenger judging apparatus with load sensor
In a passenger judging apparatus with a load sensor excellent in practical use and capable of achieving not only the reduction of judgment delay in the case of...
Thermostat malfunction detecting system for engine cooling system
A malfunction of a thermostat in a coolant circulating path is detected from an engine side coolant temperature in consideration of the following behavior of the...
Vehicle air conditioner with ventilating function while parking
An air conditioning apparatus preferentially ventilates a space close to a seat and/or a steering wheel on which a passenger directly makes a contact in a...
Memory writing device for an electronic device
To provide a memory-writing device which can simply and reliably write desired data to a nonvolatile memory of an electronic device, connection is made with an...
User information inferring system
A user information inferring system defines user information according to five categories, that is, user environment, circumstance, condition, request, and...
Passenger detector and method of adjusting the same
A passenger detector detects a passenger occupying a seat based on his/her weight. Output signals of the passenger detector are fed to, e.g., an airbag...
Travel control apparatus of vehicle
A vehicle travel control apparatus makes an own vehicle automatically follow a vehicle in front by setting a target acceleration/deceleration G0 using travel...
Electronic control system
An engine control system stores data indicating a monitor frequency ratio for each failure diagnosis target item in EEPROM and standby RAM being backed up by a...
Location specific reminders for wireless mobiles
A system allows users of wireless mobile terminals to set reminders, alerts, or other actions to be triggered based on location or dynamics. Such location...
Electrically insulated switching element drive circuit
An electrically insulated type of switching element drive circuit supplies an AC voltage via a transformer to a control electrode drive circuit that controls a...
Motor drive apparatus
A valve opening and closing control device of a type making use of a motor enhances driving performance of the motor and restricts heat generated by constituent...
Structure of spark plug designed to provide higher wear resistance to
center electrode and production method...
A spark plug structure produces sparks between a second ground electrode and a center electrode when a porcelain insulator is stained with carbon. A wear...
Air-passage opening/closing device
An air passage opening/closing device includes a film member for opening and closing an opening of an air passage of a case. One end of the film member is fixed...