An ignition control apparatus of the present embodiment controls operation of an ignition plug provided so as to ignite an air-fuel mixed gas. The ignition control apparatus is characterized in that the ignition control apparatus includes: an ignition coil...

In an ignition control apparatus (30), a control unit (319) controls switching elements so as to supply a primary current to the other end side of a primary winding (311a) opposite to one end thereof connected to a DC power source (312) by discharging (whi...

An ignition system including a spark plug control unit adapted to control at least two stages comprising a first transformer (T1) including a first primary winding (L1) inductively coupled to a first secondary winding (L2); a second transformer (T2) includ...

An ignition system for an internal combustion engine comprises an ignition transformer with two primary windings (L P1 , L P2 ). The ignition system is designed to generate, for a given ignition event, a unipolar current (I SEC ) through the secondary wind...

An ignition system wherein creation of misfires is suppressed and excellent ignition ability is realized. The ignition system includes a spark plug; a discharge power source applying a voltage in order to generate a spark discharge at the spark plug; an AC...

According to one embodiment, there is provided an internal combustion engine ignition system, including: a spark coil having primary and secondary coils, the spark coil being configured to apply a high voltage to a spark plug from the secondary coil; a pow...

The invention relates to an ignition system for a combustion engine comprising a spark plug with a pair of gapped electrodes, a first transformer T1 including a first primary winding L1 inductively coupled to a first secondary winding L2 a second transform...

The invention relates to the field of ignition control units. The ignition control unit ICU (10) receives from ECU (13) timing information to start a first spark, threshold values of primary and/or secondary current to control multiple sparks in a combusti...

This invention relates to an improved Capacitor Discharge Ignition (CDI) system capable of generating intense continuous electrical discharge at spark gap for any desired duration, characterized in that it includes a second controllable power switching mea...