Table 2 Switching states of the full bridge section.

From: Multi-function multi-level grid tied inverter based on a new combined logic-analog controller with capacitors balancing ability

Vo

Sn

Sp

Sn1

Sp1

VLink

0

1

1

0

 − VLink

1

0

0

1

Positive zero

0

1

0

1

Negative zero

0

0

1

1

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