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Infrared sensor device and its manufacturing method
An infrared sensor device includes an infrared sensor element in which a membrane is formed on a surface side of a substrate by forming a concave portion on a...
Hybrid compressor and control device
When a hybrid compressor starts being driven by an electric motor, the electric current of a capacity control valve is applied at an initial control electric...
Motor-driven power steering system
A motor-driven power steering system includes a power assisting motor; a motor current sensor, a sample-hold circuit that has sampling section and a holding...
Automotive air conditioning system
An automotive air conditioning system comprising a main heating unit 4 for heating air passing through an air conditioning duct 2 with cooling water of an engine...
A heat exchanger having a plurality of stacked tubes (131) and tanks (110, 120) formed of resin and coupled to the longitudinal ends of the tubes (131), wherein...
Engine ignition system having noise protection circuit
An ignition system for an internal combustion engine includes a switch circuit connected to an ignition coil to switch on or off current supplied to the ignition...
Fuel injection system having electric low-pressure pump
Controlling means of a fuel injection system regulates an energization amount of an electric motor in accordance with a sensing signal outputted from common rail...
Fail-safe air induction control apparatus
A fail-safe mechanism of an air induction control apparatus for automotive engines is provided which is designed to hold a throttle valve at a middle position...
Intake system and method for producing the same
An intermediate resin molded body is put between two outer resin molded bodies, and a molten resin is injected substantially simultaneously into a first...
Apparatus for controlling engine
An engine has variable-valve mechanisms. An engine control system has an engine control unit for executing automatic stop and start control. At an ...
Internal combustion engine cooling system
In a cooling system of an internal combustion engine, coolant flowing through a radiator and bypassing the radiator are mixed in a flow control valve controlled...
Semiconductor pressure sensor
In an ECU in which a sensor IC and various engine control devices are mounted on a board in a case, the sensor IC has a pressure sensor element covered with mold...
An ejector including a nozzle 17 having a high pressure space 18 into which a high pressure coolant flows from an inlet 17a and a throttle portion 17c for...
Inverter-integrated motor for an automotive vehicle
A bus-bar integrated plate and outer frame section, arranged into a double-deck structure and having numerous bus bars molded with a resin molding plate portion,...
Gauge with floodlighting, light ring, and hubless pointer
A gauge of a vehicle instrument cluster includes a dial having indicia thereon. A pointer is rotatably mounted in the instrument cluster and movable to a...
Internal combustion engine knock determination device
An engine ECU executes a program including a step of calculating a knock intensity N as based on comparing a waveform detected as a waveform of a vibration...
Sleepiness level detection device
A sleepiness level detection device detects a heartbeat signal when a time equal to or longer than T1 and equal to or shorter than T2 has elapsed since the start...
Terminal and relay device
A terminal has a radio device TD1 for connection by radio communication, a terminal router CR1, and terminal segment C.1. The radio device TD1 uses a temporary...
Vehicle occupant detection system
In an occupant detection system, a determination section of an occupant detection ECU determines occupancy status of the seat based on loads applied to the seat....
Driving assisting apparatus for preventing vehicular collision
A driving assisting apparatus for preventing a vehicular collision including a camera, a target detector and a processor. The camera takes an image of a...
Vehicle electronic key system
An electronic key system has a mobile unit and a vehicle unit. Lamps are disposed in each door handles of doors. The lamps light in different modes in accordance...
High precision current sensor
A current sensor for measuring an electric current flowing through a current bus bar includes: a magnetic core with an opening, through which the current bus bar...
Stacked piezoelectric element, production method thereof and electrically
An object of the present invention is to provide a stacked piezoelectric element with excellent reliability and durability, a production method thereof and an...
Filter catalyst for purifying exhaust gases
A filter catalyst is for purifying exhaust gases emitted from internal combustion engines and including particulates, and includes a wall-flow honeycomb...
Pattern display device and game machine including the same
A game machines has a back side display unit composed of reels for displaying back patterns, and a front side display unit composed of transparent EL panels for...
Method and system for supporting a reader/writer
In a support server communicable with a computer through a network, a first receiving unit is configured to receive a control parameter and communication state...
Exhaust gas heat exchanger
A tube 101 is constituted by a pair of plates 111a, 111b which are fitted with each other in such a manner as to put an inner fin 101b between the plate 111a and...
Common rail fuel injection system
A pressure-reduction valve that returns fuel in a common rail to a low-pressure system is such one that a valve-opening pressure of the valve device is changed...
Liquid level detecting apparatus
A guide pipe is formed from a metal material, and its internal cross section has a circular shape whose diametric dimension gradually becomes smaller with a...
Method and system for designing an integrated circuit with reduced noise
Noise current flowing to the outside of an IC (1) with respect to the capacitance value and arrangement location of a bypass capacitor (4) is calculated on the...
Electronic control unit for controlling updating of data in non-volatile
An electronic control unit continuously stores data indicating the monitoring frequency of the diagnosis items determined by the RateBase monitoring method and...
Electrical control unit and control system comprising plural electrical
When ENG frames created in an ENG transceiver unit and ECT frames subjected to gateway processing in an ECT gateway processor are transmitted around the same...
Tire condition monitoring system
A tire condition monitoring system is composed of a detector installed in each tire, a transmitter positioned in the vicinity of each tire, and a monitor...
Rotational position sensor including a helical gear rotor and a magnetic
A rotation sensor has a sensor and a processing circuit that are provided as an integrated circuit chip (IC chip). The sensor has a magnetic resistance element....
In a temperature sensor for an engine, abutting surfaces of two parts that form a compartment for a temperature sensing element of the sensor is interposed with...
Lighting device for a vehicle and method for controlling light
distribution of the lighting device
A lighting device for a vehicle includes multiple light emitting devices. Each light emitting device is constructed of a light emitting diode as a light source...
Fuel injection nozzle having multiple injection holes
A fuel injection nozzle includes: an injection outlet having a plurality of injection holes. Each injection hole has an injection hole diameter defined as D, an...
Air-conditioning unit without air-mix door
An air conditioner for automotive vehicles is disclosed. The flow rates of air supplied to an evaporator (4) and a heater (5) are adjusted by rotationally...
Automotive air-conditioner operable under cooling, heating or air-mixing
An air-conditioner is operated under one mode selected from among three modes, i.e., a cooling mode, a heating mode and an air-mixing mode. Conditioned air...
Air-fuel ratio sensor monitor, air-fuel ratio detector, and air-fuel ratio
An air-fuel ratio sensor monitor is provided which is designed to monitor reactive characteristics or response rates of an air-fuel ratio sensor when an air-fuel...
Pressure accumulation fuel injection controller
A pressure pattern estimation device of a fuel injection controller of an engine estimates a pressure transition of fuel in a common rail. A surplus pressure...
An intake pipe includes a plurality of passages that join in a section upstream of the throttle body. The intake pipe includes an interference prevention member...
Capacitance type physical quantity sensor
A capacitance type physical quantity sensor detects physical quantity. The sensor includes a movable portion including a movable electrode and a fixed portion...
Compressor control system for vehicle air conditioner
In a compressor control system for a vehicle air conditioner, a hybrid ECU of the vehicle controls a rotation speed of a compressor electric motor. In this case,...
Air-fuel ratio control system and method
An air-fuel ratio control system has an upstream catalyst, a downstream catalyst, a first sensor for detecting a first air-fuel ratio present upstream the...
A power stack includes cooling pipes and semiconductor modules which are alternately laminated. Each cooling pipe includes an inside space dissected into cooling...
A scanning apparatus includes a mirror coupled to a base via a spring portion, and a light source for emitting a beam toward a reflecting surface of the mirror...
Constant current circuit
A constant current circuit in which a bias voltage of a field effect transistor is set includes a bias circuit which sets, as the bias voltage, a gate-source...
Electric power generating system for vehicle
An electric power generating system for a vehicle includes a generator having a field coil, a voltage regulator, a temperature sensor for sensing temperature of...
Motor driving system
A motor driving system for an electric motor includes a pulse width modulating circuit which provides driving pulse signals whose pulse width is modulated to...