Patent ID: 11879420
Assignee: HYUNDAI MOTOR COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A system for controlling an ignition coil, the system comprising:
a first ignition coil comprising a first primary coil and a first secondary coil;
a second ignition coil comprising a second primary coil and a second secondary coil;
a spark plug comprising a pair of electrodes configured to generate a spark discharge by a discharge current generated by the first ignition coil and the second ignition coil; and
a controller configured to:
selectively perform a multi-stage ignition through the first ignition coil and the second ignition coil or a single-stage ignition through the first ignition coil or the second ignition coil depending on an operation region of an engine; and
in response to a misfire occurring in the engine while performing the multi-stage ignition, adjust a number of ignitions or a dwell time.