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Patent # Description
US-7,685,999 Ignition control device for internal combustion engine
An ignition control device for controlling a multi-spark operation comprises: a secondary electric energy generator generating an electric energy to reignite an...
US-7,685,995 Controller for internal combustion engine
The alcohol concentration detection value estimated or detected by the alcohol concentration sensor is corrected in accordance with intensity, frequency and the...
US-7,685,994 Variable valve timing apparatus and method of detecting valve phase thereof
When the engine speed is high (determination of YES at S100), actual intake valve phase is calculated based on rotation phase difference between rotation angles...
US-7,685,877 Semiconductor mechanical sensor
A semiconductor mechanical sensor having a new structure in which a S/N ratio is improved. In the central portion of a silicon substrate 1, a recess portion 2 is...
US-7,684,926 Electronic control apparatus having first microcomputer which forwards externally supplied updating data to a...
An electronic control apparatus such as an ECU of a motor vehicle contains first and second microcomputers, with the first microcomputer having a substantially...
US-7,683,769 Batteryless tire inflation pressure detecting apparatus having minimum influence on environment
A batteryless tire inflation pressure detecting apparatus includes, on the body of a vehicle, antennas and a transmitter transmitting radio waves through the...
US-7,683,767 Control device for controlling in-vehicle unit
A vehicular control device includes (i) situation detection units that detect situation of the vehicle, occupants, or a surrounding area; (ii) a storage unit for...
US-7,683,764 Automatic locking failsafe for vehicles with passive keys
A method of unlocking a vehicle, which includes initiating an auto-lock command, searching an area surrounding the vehicle for a valid key fob, and sending a...
US-7,683,588 Device for controlling power generated in vehicle
A device for controlling vehicle power generation that controls duty cycle of an excitation winding in a vehicle power generator and controls an output voltage...
US-7,681,629 Exhaust gas heat exchanger
A heat exchange core has a plurality of flat tubes laminated in a thickness direction, each flat tube defining an exhaust gas passage in which the exhaust gas...
US-7,681,565 Air/fuel ratio control system for internal combustion engine
An air/fuel ratio control system is provided for an internal combustion engine having a plurality of cylinders and an air/fuel ratio sensor. The air/fuel ratio...
US-7,681,552 Internal combustion engine knock determination device and knock determination method
An engine ECU executes a program including: the step of increasing a determination value by a correction amount if the number of knock intensities not lower than...
US-7,681,463 Power steering system for providing an enhanced indication of road conditions or road information to the driver
In an electric power assisting system for a vehicle, a control unit receives an input shaft rotation angle detected by an input shaft rotation angle sensor and...
US-7,681,442 Throttle upstream pressure estimating apparatus and cylinder charged air quantity calculating apparatus for...
In a non-critical pressure region where a pressure ratio [Pm/Pthrup(i-1)] of an intake air pressure Pm(throttle downstream pressure) detected by an intake air...
US-7,681,183 Method, system, and program product for checking control model and/or control program
A check system aims at checking at least one of a control model in which requested specifications for controlling a target are described and a control program...
US-7,680,593 Map data updating method
An information center has an all-road updating data and a main-road updating data. The all-road updating data is a difference of all roads extracted from an...
US-7,680,592 System and apparatus for drive assistance
A drive assistance system is provided for assisting an operation of a driver of a vehicle in a manner that does not cause disturbance for the driver, based on...
US-7,680,589 In-vehicle navigation apparatus
An in-vehicle navigation apparatus includes the following: a master road regulation data table which stores a master road regulation data to be associated with...
US-7,680,588 Traffic information management system
A management center analyzes probe information uploaded from an in-vehicle terminal mounted in each of multiple probe cars to thereby generate road traffic...
US-7,680,572 Onboard-equipment control apparatus and onboard-equipment control system
An onboard-equipment control apparatus controls activation of an onboard apparatus such as an air conditioner and termination of the operation of the onboard...
US-7,680,519 Handsfree apparatus including volume control
In a vehicular navigation system, "AT command +CIEV" is received from a cellular phone by a BLUETOOTH communications. The received "+CIEV" is determined to...
US-7,679,914 Electronic controller
An electronic controller having a circuit board with an element disposed thereon, a base member with the circuit board adhered thereon and a lead terminal in an...
US-7,679,738 Method of inspecting a body having fine-gap grooves and method of repairing the body
A molding die has through holes composed of feed holes and slit grooves for producing honeycomb structure bodies. The slit groove is formed in at least a part of...
US-7,679,726 Radar for use in vehicle
A radar system for use in a vehicle includes a transmission function for transmitting a transmission wave at a predetermined interval, a redirection function...
US-7,679,499 Warning system
A warning system warns a driver of a vehicle that a vehicle location in a record of previously detected drive operation that indicates a violation of a safety...
US-7,679,357 Current sensor
A current sensor for measuring an electric current flowing through a conductor includes a ring shaped magnetic core, a bare semiconductor chip, and a case. The...
US-7,679,328 Apparatus for detecting charged state of secondary battery
A charged state detecting apparatus for a secondary battery is provided, which can suppress deterioration in the accuracy of detecting a charged state, such as...
US-7,679,235 Engine starter with protective function against over current
In a starter for starting an engine having a motor to which starting current is supplied from a battery, the motor has a field coil for forming a magnetic field...
US-7,679,170 Electronic apparatus with wiring plates fixed directly to columns to space wiring circuit from base
An electronic apparatus includes metal wiring plates placed together in the same plane to provide a wiring circuit, electronic devices mounted to the wiring...
US-7,679,143 Semiconductor device having MOS transistor and protection diode and method for designing the same
A semiconductor device includes: a MOS transistor; a protection diode; and a semiconductor substrate. The MOS transistor and the protection diode are disposed in...
US-7,679,047 Infrared gas sensing apparatus and method
An infrared gas sensing apparatus for sensing gas includes an infrared source for emitting infrared light, a wavelength tunable filter for selectively allows...
US-7,678,589 Semiconductor device for providing capacitive semiconductor sensor and method for manufacturing capacitive...
A method for manufacturing a capacitive semiconductor sensor includes: forming a plurality of circuit chips in a wafer, wherein each circuit chip includes a pad...
US-7,677,905 Electronic device and manufacturing method of the same
An electronic device includes a printed circuit board with multiple lands and through holes and an electronic element with multiple terminals on the board. Each...
US-7,677,572 Pattern display device and game machine
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...
US-7,677,227 Apparatus and method of abnormality diagnosis for supercharging pressure control system
An opening of a waste gate vale is adjusted to control an actual supercharging pressure of intake air. Abnormality in a changing characteristic of the actual...
US-7,677,123 Impact absorbing device
An impact absorbing device has fixed discs and rotary discs alternately and coaxially disposed. Each disc has two surfaces, and two surfaces of each pair of...
US-7,677,092 Cylinder characteristic variation sensing device
A cylinder characteristic variation sensing device has a small injection controlling section that performs small injections sequentially in respective cylinders,...
US-7,677,091 Air-fuel ratio controller for an internal combustion engine and diagnosis apparatus for intake sensors
A computer calculates an estimated cylinder-intake-air amount based on outputs from an airflow meter and a throttle position sensor, and then calculates a...
US-7,677,083 Internal combustion engine knock determination device
An engine ECU executes a program including the steps of: setting a knock waveform model corresponding to engine speed sensed by a crank position sensor;...
US-7,676,370 Command-inputting device having display panel
A device for inputting voice commands into a system such as a car navigation system includes a microphone for inputting voice commands, a display panel for...
US-7,676,331 Torque estimating device of compressor
A compressor drive torque estimating device suppresses a discrepancy between an estimated drive torque, which is based on a torque estimating device of a...
US-7,676,094 Road surface reflection detecting apparatus
A road surface reflection detecting apparatus includes a road recognition unit for recognizing a road in a picture taken by a camera of a road existing in front...
US-7,675,472 Vehicle-mounted antenna system
A vehicle-mounted antenna system includes a combined antenna apparatus that has a GPS antenna and a short-range wireless communication antenna. The GPS antenna...
US-7,675,428 Rotating gauge pointer and light guide between LCD and LED
An indicating instrument for a vehicle may employ an analog type lighted pointer arranged on a rotatable, circular shaped pointer disk, a liquid crystal display...
US-7,675,284 Rotation angle detecting device
A rotation angle detecting device includes a permanent magnet member, a pair of magnetic sensor elements disposed in a magnetic field formed by the permanent...
US-7,675,199 Disconnection detecting circuit
In a disconnection detecting mode, first and second MOSFETs are turned off, a transistor is turned on, and charges of a capacitor are initialized. After that,...
US-7,675,150 Electric circuit device and related manufacturing method
An electric circuit device and related manufacturing method are disclosed as having a case incorporating therein a substrate on which electric circuit elements...
US-7,673,731 Two-way clutch
A two-way clutch has a rotational driving unit, a rotational driven unit, a roller interposed between the rotational driven unit and a collar, which is a fixed...
US-7,673,672 Non-brazed insert for heat exchanger
A heat exchanger has a plurality of tubes and a plurality of fins alternatively arranged to define a core portion of the heat exchanger. A side plate is arranged...
US-7,673,615 Internal combustion engine knocking judging device and knocking judging method
An engine ECU executes: calculating 15-degrees integrated value integrating vibration intensity for each of six crank angle ranges; detecting an amount of change...
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