SYSTEMS AND METHODS FOR GENERATING HIGH PERFORMANCE PULSE WIDTH MODULATION (PWM) SIGNALS

A method for generating a pulse width modulation (PWM) signal, by a processor communicatively coupled to a system memory element, is provided. The method computes, by the processor, a coarse adjustment PWM output signal (312) and a modified fine adjustment input signal (316), using a low speed clock...

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Hauptverfasser: GAVAGAN, Vincent James IV, KREIDER, Thom, KAMMANN, Paul D
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A method for generating a pulse width modulation (PWM) signal, by a processor communicatively coupled to a system memory element, is provided. The method computes, by the processor, a coarse adjustment PWM output signal (312) and a modified fine adjustment input signal (316), using a low speed clock rate; performs, by the processor, a fine adjustment (402, 404, 406) to the coarse adjustment PWM output signal (312), using a high speed clock rate, based on the modified fine adjustment input signal (316); and generates an increased resolution PWM output signal (406out), by the processor, based on the fine adjustment (402, 404).