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Match Document Document Title
7467626 Ignition device of ignition control system for an internal combustion engine  
An ignition device, including: an ignition coil ( 1 ) having a primary coil and a secondary coil; a switching element ( 5 ) for causing a primary current to be conducted through and shut off from...
7367321 Erroneous connection detecting method of ignition devices and apparatus of the same  
A method and an apparatus detect an erroneous connection between a plurality of ignition devices and a fuel injection control device. A first time interval is measured from an input of an ignition...
7152594 Air/fuel imbalance detection system and method  
A method for detecting emissions from an internal combustion engine generally including determining a reference air/fuel mixture signal based on an engine speed and an airflow into the engine. The...
7140359 Spark plug capable of removing remaining electric charges  
A spark plug capable of removing the remaining electric charges is proposed. The spark plug can be installed in a vehicle and has an insulating body, a center electrode, a conductive housing and a...
7137385 Device to provide a regulated power supply for in-cylinder ionization detection by using the ignition coli fly back energy and two-stage regulation  
This feature of the present invention comprises a method and apparatus that provides a regulated power supply for in-cylinder ionization detection by harvesting the excess ignition coil leakage and...
7131437 Ignition device for internal combustion engine  
An ignition device for an internal combustion engine includes a power transistor connected to a primary coil of an ignition coil, a current sensing resistor connected in series with the power...
7131436 Engine ignition system having noise protection circuit  
An ignition system for an internal combustion engine is connected to an ignition coil and to a circuit for providing an ignition signal. The ignition system includes a switch circuit connected to...
7095182 Ignition control apparatus for internal combustion engine  
An ignition control apparatus for an internal combustion engine of the present invention has a switching circuit and a control circuit. The switching circuit includes a first switch controlling a...
7063079 Device for reducing the part count and package size of an in-cylinder ionization detection system by integrating the ionization detection circuit and ignition coil driver into a single package  
Two embodiments of an integrated ionization detection circuit and ignition coil driver, an ASIC and a single electronic package, are disclosed. The apparatuses reduce the cost and complexity of an...
7013882 Over-dwell protection circuit for an automotive ignition control system  
An ignition control circuit ( 12 ) is responsive to a control signal (ESTC) to apply a drive signal (GD) to a power switching device ( 22 ) to conduct ignition coil current (I C ) therethrough. A...
6972569 Waste-power KV simulator for hybrid/DIS ignition  
A testing apparatus for testing a waste-power ignition coil is provided and includes an igniter simulator having a first switching device electrically connected to an output of the primary side of...
6955164 Automotive ignition system with sparkless thermal overload protection  
An interface for providing thermal overload protection includes a switching device, a temperature indicating device, a drive circuit and a thermal monitoring circuit. The thermal monitoring circuit...
6951201 Method for reducing pin count of an integrated coil with driver and ionization detection circuit by multiplexing ionization and coil charge current feedback signals  
In a first preferred embodiment, the present feature of the invention multiplexes both the ionization and driver current feedback signals into one signal, thus reducing cost and making coil...
6854455 Rotation angle detector, injection system and corresponding operating method  
A rotation angle detector for detecting the angular position of a shaft, i.e. a camshaft or a camshaft of an internal combustion engine, includes a rotatable detector wheel coupled to the shaft....
6814066 Internal combustion engine ignition device and igniter for same  
An internal combustion engine ignition device able to suppress misfires etc. at abnormal times and achieving smaller size and lower cost, provided with an IGBT (switching device SW), a current...
6786212 Method for preventing a reverse rotation of an engine  
The present invention includes a method for preventing a reverse rotation of an engine. In connection with starting an engine, when an operation of a starter motor stops while a predetermined...
6779517 Ignition device for internal combustion engine  
An ignition device for an internal combustion engine comprising: an ignition coil comprising a primary winding and a secondary winding, the ignition coil generating an igniting high voltage in the...
6736113 Ignition system and ignition control method  
An ignition system for an internal combustion engine, which has at least two cylinders, having a detection device for detecting the misfirings occurring at each cylinder, and having a calculation...
6722353 Safety remote control and emergency safety switch power shutoff device of a motorized beach vehicle  
A motorized beach vehicle with a safety remote control and emergency safety switch power shutoff device includes a CDI unit having an engine operation stopping line that is connected to a relay, a...
6684867 Ignition apparatus for internal combustion engine and one-chip semiconductor for internal combustion engine igniting  
An ignition apparatus for an internal combustion engine has an arrangement comprising a power part and a control part which are accumulated in a one-chip in an IGBT monolithic silicon substrate....
6655367 Plug-hole-installed ignition coil unit for internal combustion engines  
An ignition coil unit to be installed in a hole opened through a cylinder head of an engine having a case, an ignition coil installed in the case and comprising a primary coil connected to a power...
6595179 Electrical control for engine  
An electrical control system for an engine includes a power supply system that supplies electric power to an engine control unit. The system has a power source connected to the engine control unit...
6574545 Control system for an internal combustion engine with electromechanically activated charge cycle valves  
An internal combustion engine has an electromechanical valve train, in which the valve control device houses not only the output stage for the ignition system and the output stage for the fuel...
6539929 Ignition device for an internal combustion engine  
A one-chip integration circuit including a power part and a control part integrated within an IGBT monolithic silicon substrate is disclosed. The control circuit part comprises a current limiting...
6516251 Automated vehicle shutdown sequence  
The present invention provides a system for automatically shutting down a vehicle. The system includes a vehicle system for performing a vehicle function such as brakes for performing braking of...
6450157 Automotive ignition system with adaptable start-of-dwell ring damping  
An automotive ignition system includes a control circuit ( 52 ) operable to drive a coil current switching device ( 24 ) connected to an ignition coil ( 30 ) referenced at battery voltage. The...
6446593 Electrical system for marine outboard drive  
An electrical system for a marine outboard drive includes an improved construction. The outboard drive includes an engine. The engine has a combustion chamber, a fuel supply unit arranged to supply...
6401684 System for controlling engine equipped with electromagnetically operated engine valve  
An engine control system for an engine system with electromagnetically operated intake and exhaust valves has a control unit. The control unit is arranged to decide whether each of the intake and...
6360720 High temperature compensation circuitry for an ignition control circuit  
A temperature dependent current generating circuit includes a circuitry for producing a first voltage that is substantially constant over temperature, circuitry for producing a second voltage that...
6311664 Ignition coil output pulse controlled power switch for internal combustion engine  
A power switch operable to change between a conductive and non-conductive state for use with an ignition circuit of an internal combustion spark-ignited engine and adapted to be disposed between...
6188224 Process for the diagnosis of an ignition device of an internal combustion engine  
The diagnosis of an open-circuit fault or of a short-circuit in an ignition system is effected by performing asynchronous periodic extraction of samples of current in a switch. A check is made to...
6082344 Ignition device for an internal combustion engine  
To provide an ignition device advantageous in cost and space by using an inexpensive small-sized Zener diode having a Zener voltage lower than an induced voltage generated at a primary current...
6029640 Method of detecting an ionization current  
5962928 Electronic circuit for supplying a voltage  
The electronic circuit for supplying a voltage at a common output terminal (KI.U) has a number of supply circuits, each of which includes a source (B1, B2, . . . , Bn) of electric current and...
5896848 Ignition control circuit for internal combustion engine  
A combined heat and power system including a 4 cylinder reciprocating internal combustion engine fuelled by a fuel gas, for example natural gas, and operating at a substantially constant speed and...
5871002 Apparatus for controlling ignition timing in engines  
An apparatus controls an ignition timing in association with rotation of an engine. The engine has an ignitor, an ignition coil and a spark plug. The ignitor provides the ignition coil with primary...
5819713 Automotive ignition control system  
An automotive ignition control system includes a vehicle control computer operable to provide electronic spark timing (EST) signals, a control circuit having a number of coil drive circuits...
5790039 Method for detecting the presence of a spark in an electronic ignition system used with an internal combustion engine  
A method for detecting the presence of a spark in an electronic ignition system. The method consists of generating an overvoltage event and then generating a voltage signal proportional to the...
5723916 Electrical load driving device including load current limiting circuitry  
An insulated gate electrical load driving device includes simple and accurate gate control circuitry for limiting load current therethrough. Preferably, all circuitry is formed of a single...
5715800 Load adjustment device for an internal combustion engine, in particular, of a motor vehicle  
A load adjustment device, intended for an internal combustion engine of a motor vehicle, has a desired-value transmitter actuatable by means of an accelerator pedal. The accelerator pedal has a...
5701876 Misfire detecting apparatus for internal combustion engine  
A misfire detecting apparatus for an internal combustion engine which can ensure enhanced reliability for detection of the misfire event by suppressing the so-called after-burning ion current...
5701077 Misfire detecting device for gasoline internal combustion engine  
A method of detecting a misfire of a gasoline internal combustion engine is provided. By this method, a high voltage pulse which is not so high as to cause spark discharge, is applied to a...
5682860 Device and method for ignition detection  
The process for ignition detection for an ignition system in a combustion engine wherein a first ignition pulse is generated in a cycle for generating a first ignition spark and at least a second...
5680843 Method of replicating a crankshaft position signal  
A method of replicating a crankshaft position signal for an internal combustion engine in a motor vehicle includes the steps of determining whether at least one predetermined condition is met and...
5646461 Stop switch apparatus for an engine  
An inside case made of rubber is mounted in an outside case, a substrate integrally provided with an engine stop switch circuit and a switch electrode of an engine stop switch unit is assembled in...
5636620 Self diagnosing ignition control  
A self-diagnosing ignition drive circuit for applying a first ignition drive signal to a spark plug in an internal combustion engine cylinder for generating an arc across the electrodes thereof to...
5632246 Control apparatus for internal combustion engine  
A control apparatus for an internal combustion engine which is capable of performing engine cylinder identification rapidly, easily and inexpensively, while capable of performing a backup control...
5630396 Apparatus for generating control signal for controlling operation of internal combustion engine  
An engine control signal generating apparatus of an internal combustion engine which is capable of performing engine cylinder identification economically, rapidly and easily with high accuracy,...
5619968 Electronic ignition system with pre-ignition prevention apparatus and method  
An electronic ignition system for a reciprocating engine includes a pre-ignition prevention control sub-system which acts as an independent monitor system to ensure the ignition system can only...
5611318 Automotive ignition system lockup protection circuit  
An automotive ignition system lockup protection circuit utilizes a capacitor charging/discharging circuit to generate a periodic clock signal. A counter circuit activates an ignition coil...
Matches 1 - 50 out of 175 1 2 3 4 >