GENERATING COMPLEX PWM SEQUENCES FOR POWER CONTROL APPLICATIONS

DRIVE January 8, 2026
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A system and method of generating complex pulse width modulation (PWM) sequences for power control applications. The method includes generating, by a first timer based on a main timer signal, a drive (QA) signal and an event signal indicative of a timing of the QA signal. The method includes providing the event signal to a second timer to cause the second timer to store the event signal to generate a stored event signal. The method includes maintaining, during a first group of cycles of the QA signal, a fixed phase difference between the QA signal and a drive (QC) signal by generating, by the second timer, the QC signal based on the main timer signal and the event signal. The method includes applying a current to a load based on the fixed phase difference between the QA signal and the QC signal.

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