Invention Grant
- Patent Title: Systems and methods of non-invasive continuous adaptive tuning of digitally controlled switched mode power supply based on measured dynamic response
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Application No.: US15599553Application Date: 2017-05-19
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Publication No.: US10069420B2Publication Date: 2018-09-04
- Inventor: Jeffrey Anthony Morroni
- Applicant: TEXAS INSTRUMENTS INCORPORATED
- Applicant Address: US TX Dallas
- Assignee: TEXAS INSTRUMENTS INCORPORATED
- Current Assignee: TEXAS INSTRUMENTS INCORPORATED
- Current Assignee Address: US TX Dallas
- Agent Michael A. Davis, Jr.; Charles A. Brill; Frank D. Cimino
- Main IPC: H02M3/158
- IPC: H02M3/158

Abstract:
Example embodiments of the systems and methods of non-invasive continuous adaptive tuning of digitally controlled switched mode power supply based on measured dynamic response disclosed herein rely on time domain measurements for the tuning rather than on frequency response to automatically tune the system for stability and good dynamic performance. In particular, an algorithm directly measures overshoot and settling time to transients. Using this information, the algorithm minimizes both overshoot/undershoot and settling time by adjusting the parameters of a digital compensator. Since time domain measurements are directly used, the implementation does not require an additional perturbation in the system that otherwise would be necessary.
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