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United States of America
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Issued Date -
Feb 13, 2020
app pub date -
Oct 21, 2019
filing date -
Oct 21, 2019
priority date (Note) -
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Abstract
At least one of conditions are satisfied, the conditions are a condition that directions of vectors of N sets of first pulse voltages are different from each other, a condition that directions of vectors of N sets of second pulse voltages are different from each other, and a condition that directions of vectors of N sets of third pulse voltages are different from each other. Further, periods in which voltages having different directions of the vectors among the N sets of the first, the second and the third pulse voltages, are applied at least partially overlap with each other.
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